Sigma Software

We at Sigma Software are looking for a Python Developer to join an exciting project for a global telecommunications leader. 

This is a full-time position based in Ukraine with the flexibility of remote work. You will be part of a skilled Agile team building a high-impact web application that manages and tracks hardware inventories for millions of users. 

At Sigma Software, we value innovation, professional growth, and work-life balance. You’ll enjoy working in a collaborative environment and contributing to impactful solutions.

CUSTOMER 
Our customer is a leading telecommunications company recognized for delivering innovative, large-scale technological solutions. Operating globally, they provide advanced communication services and infrastructure to millions of users and businesses. Known for their commitment to cutting -  edge technology, scalability, and reliability, they offer a dynamic and forward-thinking work environment. 

PROJECT 
The project involves developing a web application to manage and  track customers' hardware inventories. It supports the full lifecycle of hardware contracts and products,  enabling efficient reporting, monitoring, and operational control. The  application integrates with existing systems, leverages modern frameworks, and follows SAFe Agile methodology to ensure high-quality delivery. 

Key Technologies: Python, Django, Django REST Framework, PostgreSQL, Celery, AWS, Unix, Bash, Angular/React 

Job Description

• Design and implement well-structured, maintainable, and robust code solutions
• Develop new features and components, perform refactoring, debugging, and ongoing maintenance
• Conduct peer code reviews and adhere to established engineering practices
• Perform unit and integration testing to ensure code quality
• Analyze requirements and prepare detailed technical designs for features
• Create and maintain technical documentation
• Participate in customer meetings, including conference calls and face-to-face sessions

• Actively contribute to SAFe Agile ceremonies, including estimation, grooming, and planning sessions

   

Qualifications

• 5+ years of experience in Python
• Practical expertise with Django, Django REST Framework (DRF), and Django ORM
• Solid understanding of PostgreSQL
• Experience writing unit tests using Python’s testing frameworks (e.g., TestCase)
• Familiarity with Celery for task scheduling and asynchronous processing
• Experience with AWS and Unix-based systems
• Bash scripting skills
• Experience with Angular or React
• At least Upper - Intermediate level of English

WILL BE A PLUS:

• Experience with microservices architecture
• Knowledge of Docker/Kubernetes
• Familiarity with CI/CD pipelines
• Understanding of telecom industry specifics

PERSONAL PROFILE:

• Proactive and detail-oriented
• Strong communication skills
• Ability to work effectively in distributed teams
• Adaptable and open to feedback
• Collaborative mindset

Are you a skilled Infrastructure Engineer looking to work on a high-impact, large-scale solution? Join our team at Sigma Software and help build and maintain a robust hybrid IT infrastructure for a cutting-edge access control and construction site management platform used across Europe.
This is a middle-level role with a remote work setup, offering the opportunity to collaborate with a highly experienced international team and contribute to a product that shapes the future of construction site security and operations.
We at Sigma Software value innovation, professional growth, and teamwork. You will be part of a long-term project with strong support for career development, where your dedication and expertise will be recognized and rewarded.
 

CUSTOMER

Our customer is a leading Scandinavian construction solutions provider, recognized as one of the biggest players in the Swedish market. With over 50 specialists in the overall development squad, including 32 team members in Ukraine, they have evolved from a smart-lock product to a comprehensive server-based solution with multiple self-developed web and mobile applications. Their focus is on expanding services across Scandinavia and Europe, delivering advanced security, access control, and site management innovations.
 

PROJECT

The project is a large-scale, complex access control system for the European construction domain. It goes beyond access control, offering advanced site management capabilities, real-time monitoring of worker presence, and tools for managing relationships between multiple companies operating within a site.

Responsibilities

• Administer and support hybrid IT infrastructure (primarily on-premises, with selected workloads in Microsoft Azure)
• Install, configure, harden, and maintain Windows Server environments (2016–2022)
• Manage on-premises Active Directory, Group Policy, DNS, DHCP, and other core Windows services
• Perform basic administration of Azure infrastructure components (VMs, Virtual Networks, routing, Load Balancer, VPN connectivity, DNS, RBAC, monitoring)
• Administer and troubleshoot Microsoft SQL Server, including backup strategies, restore procedures, and performance optimization
• Manage Debian-based Linux servers hosting infrastructure services (e.g., Redis/Kafka)
• Support and troubleshoot containerized services on Linux hosts using Docker Compose
• Design, implement, and maintain infrastructure monitoring and alerting
• Administer and troubleshoot network services (routing, DNS, DHCP, SMTP, VPN)
• Manage source control systems (TFS / Azure DevOps Server, Git)
• Automate infrastructure operations using PowerShell
• Investigate incidents, perform root cause analysis, and implement preventive measures
• Maintain technical documentation and operational standards
• Collaborate with internal teams and customers to resolve issues and improve systems

Qualifications

• At least 3 years of Windows Server administration (2016–2022) experience in production environments
• Strong knowledge of Active Directory, Group Policy, DNS
• Solid SQL Server administration and troubleshooting skills
• Working knowledge of Debian-based Linux administration
• Practical experience with Docker on Linux (multi-host, Docker Compose)
• Experience with source control systems (TFS / Azure DevOps Server, Git)
• Strong troubleshooting mindset and networking fundamentals
• PowerShell scripting skills
• Ability to produce clear technical documentation

• Strong communication skills and independent work capability

   

Will be a plus

• Experience with monitoring/telemetry platforms (Zabbix, PRTG, Azure Monitor, Prometheus/Grafana, ELK/Loki)
• Experience with Azure IaaS/networking
• Azure DevOps pipelines and integrations
• Redis/Kafka administration experience
• Familiarity with HA patterns for containerized services
• Experience with virtualization platforms (Hyper-V)

Are you passionate about building large-scale cloud data infrastructure that makes a real difference? We are looking for a Senior Data Engineer to join our team and work on an impactful healthcare technology project. This role offers a remote work format with the flexibility to collaborate across international teams.

At Sigma Software, we deliver innovative IT solutions to global clients in multiple industries, and we take pride in projects that improve lives. Joining us means working with cutting-edge technologies, contributing to meaningful initiatives, and growing in a supportive environment.

CUSTOMER
Our client is a leading medical technology company. Its portfolio of products, services, and solutions is at the center of clinical decision-making and treatment pathways. Patient-centered innovation has always been, and will always be, at the core of the company. The client is committed to improving patient outcomes and experiences, regardless of where patients live or what they face. The Customer is innovating sustainably to provide healthcare for everyone, everywhere. 

PROJECT
The project focuses on building and maintaining large-scale cloud-based data infrastructure for healthcare applications. It involves designing efficient data pipelines, creating self-service tools, and implementing microservices to simplify complex processes. The work will directly impact how healthcare providers access, process, and analyze critical medical data, ultimately improving patient care.

Responsibilities:

• Collaborate with the Product Owner and team leads to define and design efficient pipelines and data schemas
• Build and maintain infrastructure using Terraform for cloud platforms
• Design and implement large-scale cloud data infrastructure, self-service tooling, and microservices
• Work with large datasets to optimize performance and ensure seamless data integration
• Develop and maintain squad-specific data architectures and pipelines following ETL and Data Lake principles
• Discover, analyze, and organize disparate data sources into clean, understandable schemas

Requirements:

• Hands-on experience with cloud computing services in data and analytics
• Experience with data modeling, reporting tools, data governance, and data warehousing
• Proficiency in Python and PySpark for distributed data processing
• Experience with Azure, Snowflake, and Databricks
• Experience with Docker and Kubernetes
• Knowledge of infrastructure as code (Terraform)
• Advanced SQL skills and familiarity with big data databases such as Snowflake, Redshift, etc.
• Experience with stream processing technologies such as Kafka, Spark Structured Streaming
• At least an Upper-Intermediate level of English 

Are you passionate about building large-scale cloud data infrastructure that makes a real difference? We are looking for a Senior Data Engineer to join our team and work on an impactful healthcare technology project. This role offers a remote work format with the flexibility to collaborate across international teams.

At Sigma Software, we deliver innovative IT solutions to global clients in multiple industries, and we take pride in projects that improve lives. Joining us means working with cutting-edge technologies, contributing to meaningful initiatives, and growing in a supportive environment.

CUSTOMER
Our client is a leading medical technology company. Its portfolio of products, services, and solutions is at the center of clinical decision-making and treatment pathways. Patient-centered innovation has always been, and will always be, at the core of the company. The client is committed to improving patient outcomes and experiences, regardless of where patients live or what they face. The Customer is innovating sustainably to provide healthcare for everyone, everywhere. 

PROJECT
The project focuses on building and maintaining large-scale cloud-based data infrastructure for healthcare applications. It involves designing efficient data pipelines, creating self-service tools, and implementing microservices to simplify complex processes. The work will directly impact how healthcare providers access, process, and analyze critical medical data, ultimately improving patient care.

Responsibilities:

• Collaborate with the Product Owner and team leads to define and design efficient pipelines and data schemas
• Build and maintain infrastructure using Terraform for cloud platforms
• Design and implement large-scale cloud data infrastructure, self-service tooling, and microservices
• Work with large datasets to optimize performance and ensure seamless data integration
• Develop and maintain squad-specific data architectures and pipelines following ETL and Data Lake principles
• Discover, analyze, and organize disparate data sources into clean, understandable schemas

Requirements:

• Possibility to meet clients annually in Europe
• Hands-on experience with cloud computing services in data and analytics
• Experience with data modeling, reporting tools, data governance, and data warehousing
• Proficiency in Python and PySpark for distributed data processing
• Experience with Azure, Snowflake, and Databricks
• Experience with Docker and Kubernetes
• Knowledge of infrastructure as code (Terraform)
• Advanced SQL skills and familiarity with big data databases such as Snowflake, Redshift, etc.
• Experience with stream processing technologies such as Kafka, Spark Structured Streaming
• At least an Upper-Intermediate level of English 

Чи захоплюєтесь ви створенням масштабної хмарної інфраструктури даних, яка має реальний вплив? Ми шукаємо Senior Data Engineer, який приєднається до нашої команди та працюватиме над важливим проєктом у сфері медичних технологій. Ця роль передбачає віддалений формат роботи з можливістю співпрацювати з міжнародними командами.

У Sigma Software ми створюємо інноваційні ІТ-рішення для глобальних клієнтів у різних галузях і пишаємося проєктами, які покращують життя людей. Приєднавшись до нас, ви працюватимете з передовими технологіями, робитимете внесок у значущі ініціативи та розвиватиметеся в підтримуючому середовищі.

Клієнт:
Наш клієнт — провідна компанія у сфері медичних технологій. Її портфель продуктів, сервісів та рішень знаходиться в центрі процесів клінічного прийняття рішень і побудови шляхів лікування. Інновації, орієнтовані на пацієнтів, завжди були і залишаються основою діяльності компанії. Клієнт прагне покращувати результати лікування та досвід пацієнтів незалежно від того, де вони живуть і з якими викликами стикаються. Компанія інноваційно розвивається, щоб забезпечити доступ до медицини для кожного, всюди.

Проєкт:
Проєкт зосереджений на створенні та підтримці масштабної хмарної інфраструктури даних для медичних застосунків. Він включає проєктування ефективних data pipelines, створення self-service інструментів та реалізацію мікросервісів для спрощення складних процесів. Робота безпосередньо впливатиме на те, як медичні установи отримують доступ до критично важливих медичних даних, обробляють їх та аналізують, що зрештою покращує якість медичної допомоги пацієнтам.

 

Обов'язки: 

• Співпрацювати з Product Owner та технічними лідами для визначення та проєктування ефективних pipelines і схем даних
• Будувати та підтримувати інфраструктуру для хмарних платформ за допомогою Terraform
• Проєктувати та впроваджувати масштабну хмарну інфраструктуру даних, self-service інструменти та мікросервіси
• Працювати з великими наборами даних для оптимізації продуктивності та забезпечення безперебійної інтеграції даних
• Розробляти та підтримувати архітектури даних і pipelines для команди відповідно до принципів ETL та Data Lake
• Виявляти, аналізувати та впорядковувати різнорідні джерела даних у зрозумілі та чисті схеми

Вимоги:

• Можливість раз на рік зустрічатися з клієнтами в Європі
• Практичний досвід роботи з хмарними сервісами для даних та аналітики
• Досвід data modeling, reporting tools, data governance та data warehousing
• Впевнене володіння Python і PySpark для розподіленої обробки даних
• Досвід роботи з Azure, Snowflake та Databricks
• Досвід роботи з Docker та Kubernetes
• Знання infrastructure as code (Terraform)
• Просунуті навички SQL та знайомство з big data базами даних, такими як Snowflake, Redshift тощо
• Досвід роботи зі stream processing технологіями, такими як Kafka, Spark Structured Streaming
• Рівень англійської не нижче Upper-Intermediate

Are you a proactive and people-oriented professional who thrives in creating order out of chaos? Join us as a Junior—Middle Project Coordinator and help build strong, motivated teams that deliver outstanding project results.

This is a remote where you will collaborate closely with Project & Account Managers and the Resource Manager, supporting both project delivery and recruitment processes.

We at Sigma Software work with diverse international clients, delivering innovative technology solutions and fostering high-performing teams. Why join us? You’ll gain exposure to dynamic projects, develop Scrum Master skills, and work in an environment where continuous improvement is part of our DNA.

CUSTOMER

Our customers are diverse international companies across multiple industries. We focus on delivering innovative technology solutions and high-quality project outcomes, ensuring that our teams have opportunities to grow, learn, and work with cutting-edge tools.

PROJECT

You will be part of a fast-paced, people-focused project environment where collaboration, continuous improvement, and high team morale are key priorities. Projects span various domains, offering opportunities to work with Agile methodologies, modern collaboration platforms, and AI-powered process optimization.

Job Description

• Collaborate with Project & Account Managers and the Resource Manager to ensure efficient project delivery and high-performing teams
• Support project life cycle activities including kick-off, closure, and handover
• Drive people-focused initiatives: monitor team morale, conduct face-to-face meetings, coach team members on people-related topics, contribute to performance reviews, and support career roadmaps
• Coordinate recruitment processes, including scheduling and conducting interviews
• Develop and maintain project documentation: status reports, schedules, meeting agendas, and minutes
• Facilitate communication and collaboration across teams and stakeholders
• Prepare presentations and document decisions and actions
• Participate in process improvement activities and contribute to the development of project management best practices

Qualifications

• 1–2 years of experience in a similar role
• Excellent communication and interpersonal skills
• Strong organizational and time management skills, with the ability to multitask and prioritize effectively
• Ability to work independently with minimal supervision
• Strong problem-solving and analytical mindset
• Hands-on experience using AI tools to optimize processes
• Experience in people management activities, including recruitment and team development
• Team-player attitude with a proactive and positive approach
• Passion for continuous learning and self-improvement
• Upper-Intermediate English

WILL BE A PLUS:

• German language skills
• Some experience or knowledge as a Scrum Master

PERSONAL PROFILE:

• Proactive and people-oriented
• Thrives in creating order out of chaos
• Enjoys supporting teams and helping people perform at their best
• Growth mindset and adaptability
• Strong drive for continuous improvement

Join Sigma Software and become part of a team where innovation meets impact. We are looking for a Middle Product Analyst to work remotely from Ukraine or Europe, contributing to cutting-edge AdTech solutions.

You will collaborate with skilled professionals in an agile environment, where your expertise will help shape products that drive measurable business results.

Customer

Our customer is an international technology company specializing in high‑load platforms for data processing and analytics. Their flagship product enables businesses to manage vast volumes of data, build predictive models, and extract actionable insights. Operating globally, they serve clients in the marketing and advertising domain, leveraging cutting-edge technologies, microservices architecture, and cloud‑based solutions to deliver scalable and innovative AdTech systems.

Project

The project focuses on enhancing a data-driven AdTech platform that processes large datasets to optimize marketing campaigns and audience targeting. It integrates advanced analytics, machine learning models, and BI frameworks to deliver measurable business impact. The team works in an agile environment, collaborating closely with Data Scientists, Product Managers, and stakeholders to ensure continuous improvement and innovation in product features.

Key Technologies: Python, Databricks, PySpark, Confluence, Matplotlib

Responsibilities

• Collaborate with Data Scientists to design and refine product features powered by analytics
• Analyze complex datasets to identify trends, anomalies, and opportunities for optimization
• Translate business needs into actionable analytical tasks and solutions
• Support feature launches through testing, feedback gathering, and performance monitoring
• Evaluate feature usage and assess their business impact
• Acquire domain expertise in AdTech to propose enhancements and new ideas
• Participate in data science initiatives, contributing to research and innovation efforts

Requirements

• 2–4 years of experience in solving business problems and delivering actionable insights
• Good knowledge of Python and SQL
• Proven track record in delivering analytics projects using EDA and data analysis tools
• Experience with large datasets and ensuring data integrity
• Proficiency in data visualization tools (Tableau, Power BI, or similar)
• Experience working within Agile frameworks and collaborating with cross-functional teams
• Excellent time management and prioritization skills
• Upper-Intermediate level of English or higher

• Bachelor’s or Master’s degree in engineering or MBA

   

WILL BE A PLUS:

• Experience with Databricks and PySpark
• Familiarity with AdTech domain
• Understanding of cloud-based solutions

We at Sigma Software are looking for a Senior Product Manager to join our long-term SaaS Security project for the MSP/MSSP market. 

This is a remote position with a distributed Ukrainian engineering team. 

You will play a key role in shaping product strategy, driving feature development, and enhancing user experience for a live Microsoft 365-centric security solution.

Our team has been collaborating with the customer for almost 6 years, delivering innovative cloud-native products that help Managed Service Providers improve efficiency and security for SMB clients. Joining us means working in a dynamic, collaborative environment with cutting-edge technologies and a strong focus on customer success.

Why join us? At Sigma Software, you’ll work with global clients, enjoy flexible work arrangements, and be part of a culture that values professional growth and innovation.

Customer
ConnectWise is a US-based software company specializing in solutions for Managed Service Providers (MSPs) and Managed Security Service Providers (MSSPs). Their platform offers tools for IT management, cybersecurity, remote monitoring, and business automation, serving thousands of MSPs worldwide. Known for its strong community-driven ecosystem and integrations with leading IT tools, ConnectWise is a recognized leader in the MSP space.

Project
The project is focused on building Microsoft 365-centric SaaS Security and CASB software for MSP/MSSP markets. It enables providers to assess and manage IT security for SMB customers, configure and protect SaaS applications and cloud-hosted data, and deliver ongoing security support with periodic reviews.

Key Technologies: C#, .NET Core, MS Azure, Entity Framework Core, Docker, Kubernetes

Job Description

• Document and prioritize feature requirements for the product team
• Engage with subscribers to understand their challenges and guide them in using the product effectively
• Define solution assets related to security configurations and workflows
• Collaborate with other PMs to write epics, features, user stories, and defects, and advocate for them in the backlog
• Prioritize usability improvements, bug fixes, and new feature development to boost adoption
• Coordinate backlog across multiple engineering teams to maximize market impact
• Participate in Agile ceremonies, refine user stories, and document acceptance criteria
• Create end-user documentation, marketing content, and go-to-market materials
• Implement in-product engagement experiences such as tours, feature highlights, and learning aids
• Drive customer success initiatives with training, engagement tools, and feedback loops
• Work with design teams to enhance user experience and engagement tracking

Qualifications

• At least 5 years of experience in software product management, including gathering and documenting requirements, managing product backlog, and working with Agile methodologies
• Experience in writing clear and user-friendly help documentation for end users
• Hands-on experience with in-product user engagement tools such as Intercom, Pendo, or similar
• Understanding of the MSP/MSSP market and its role in administering cloud application environments, including security management

• Practical experience in the IT security and compliance domain, preferably with cloud security product management, product support, or implementation support

   

Nice to have:

• Technical knowledge in security, cloud software development, and PowerShell will be an advantage

Personal profile:

• Strong communication skills with the ability to engage stakeholders, discover requirements, and translate them into actionable tasks for engineering teams
• Excellent organizational and leadership skills for working with distributed teams across time zones

Company Description

Are you a seasoned engineer passionate about building scalable, high-performance systems? This Senior-level role offers the opportunity to work remotely with talented teams across Europe, Ukraine, and LATAM.

At Sigma Software, we deliver cutting-edge solutions for global customers, combining technical excellence with a service-minded approach. In this role, you will join a distributed team to architect and evolve an advanced Ads platform, contributing to both innovation and stability.

Why join us? You will work on complex, high-impact systems, collaborate with international experts, and enjoy the freedom to shape architecture and technical patterns that drive long-term success.

CUSTOMER

We partner with a leading company in the AdTech space, delivering high-performance, scalable solutions that empower advertisers to manage campaigns, optimize targeting, and analyze results in real time. The Customer values innovation, reliability, and long-term collaboration, and operates globally with distributed teams in Europe, LATAM, and other regions.

PROJECT

The project focuses on building and evolving core systems for an advanced Ads platform integrated into a product for the interior decor industry. This product enables users to preview and visualize home items before purchase, enhancing shopping experiences both online and in-store.

Job Description

• Design, develop, and maintain APIs and services supporting ad campaign management, targeting, delivery, attribution, and reporting
• Architect scalable, reliable, and high-performance distributed systems
• Optimize systems for high-throughput and low-latency event/data processing
• Drive architectural decisions and establish development patterns
• Collaborate with distributed teams to ensure seamless integration and delivery
• Mentor and guide other engineers, fostering technical excellence

• Ensure code quality, maintainability, and alignment with long-term product goals

   

Qualifications

• At least 5 years of commercial experience in building scalable, high-performance systems
• Hands-on experience with AdTech solutions such as DSP, SSP, ad exchange, prebid, Google Ad Manager, or openRTB
• Strong proficiency in Python, preferably with the Django framework
• Solid knowledge of computer science fundamentals, including data structures, algorithms, and distributed systems
• Good understanding of distributed system architecture with a focus on data availability, reliability, and performance
• Practical experience with Kubernetes, PostgreSQL, and AWS

• Upper-Intermediate level of English

   

WILL BE A PLUS

• Experience with dbt and Redshift

• Familiarity with interior decor industry solutions

   

Additional Information

PERSONAL PROFILE

• Attention to detail and quality
• Excellent communication skills
• Leadership mindset, proactiveness

Are you ready to take your engineering skills to the next level? We are looking for a Senior Full Stack Engineer to join our team and help build innovative, data-rich web applications for global clients.

This role offers the opportunity to work on cutting-edge solutions using modern technologies, contributing to products that shape industries and empower millions of users worldwide.

We at Sigma Software value expertise, creativity, and collaboration. You will be part of a culture that supports professional growth, offers competitive benefits, and encourages innovation.

Customer

Our Customer is a global content and information company with over a century of history, recognized for shaping the future of media and data. With a strong focus on innovation, they deliver trusted experiences and tools that inform, inspire, and empower millions worldwide. Operating across multiple continents, they are known for their commitment to quality, accuracy, and cutting-edge technology.

Requirements

• 5+ years of professional experience with JavaScript/TypeScript across frontend and backend
• Strong experience with React and Vite for scalable frontend applications
• Solid hands-on experience with Node.js, NestJS, and REST API development
• Experience with data layer technologies, including PostgreSQL on AWS RDS and BigQuery
• Practical knowledge of D3.js or similar libraries for interactive data visualization
• Exposure to modern AI-powered backend solutions, including Agentic AI
• Strong knowledge of HTML, CSS, and JavaScript fundamentals

• Upper-Intermediate spoken and written English

   

Will be a plus:

• Experience with Model Context Protocol (MCP)
• Familiarity with workflow automation tools such as n8n

Responsibilities

• Develop responsive, user-friendly interfaces using React and Vite
• Create interactive charts and data visualizations with D3.js or similar libraries
• Integrate backend data via REST and GraphQL APIs
• Collaborate closely with data engineers to incorporate complex datasets into the product
• Optimize application performance, scalability, and reliability
• Implement best practices for security, CI/CD, testing, and code quality
• Work with product and design teams to translate business requirements into technical solutions
• Take ownership of features from ideation to deployment and monitoring in production
• Stay up to date with emerging technologies and contribute to technical decision-making

Хочеш вивести свої інженерні навички на новий рівень?
Ми шукаємо Senior Full Stack Engineer, який приєднається до команди та допоможе створювати сучасні data-driven вебзастосунки для клієнтів з усього світу.

Це чудова можливість працювати з передовими технологіями та долучитися до створення продуктів, які змінюють індустрії й впливають на мільйони користувачів.

У Sigma Software ми цінуємо експертність, креативність і командну роботу. Ти станеш частиною культури, що підтримує професійний розвиток, заохочує інновації та пропонує конкурентні умови.

Про клієнта

Наш клієнт — міжнародна компанія у сфері контенту та інформаційних сервісів із понад 100-річною історією. Вона активно формує майбутнє медіа та роботи з даними.

Компанія зосереджена на інноваціях і створює надійні рішення та інструменти, які допомагають інформувати, надихати й відкривати нові можливості для мільйонів людей по всьому світу. Має присутність на кількох континентах і відома високими стандартами якості, точності та технологічності.

Вимоги

• 5+ років досвіду розробки на JavaScript/TypeScript (frontend + backend)
• Сильний досвід роботи з React та Vite для створення масштабованих інтерфейсів
• Практичний досвід з Node.js, NestJS та розробкою REST API
• Досвід роботи з базами даних, зокрема PostgreSQL (AWS RDS) та BigQuery
• Досвід роботи з D3.js або подібними бібліотеками для візуалізації даних
• Розуміння сучасних AI-рішень на бекенді (включно з Agentic AI)
• Глибокі знання HTML, CSS, JavaScript

• Англійська — Upper-Intermediate і вище

   

Буде плюсом:

• Досвід роботи з Model Context Protocol (MCP)
• Знання інструментів автоматизації (наприклад, n8n)

Обов’язки

• Розробка адаптивних та зручних інтерфейсів із використанням React та Vite
• Створення інтерактивних графіків і візуалізацій даних (D3.js або аналоги)
• Інтеграція з бекендом через REST та GraphQL API
• Співпраця з data-інженерами для роботи зі складними наборами даних
• Оптимізація продуктивності, масштабованості та стабільності застосунку
• Впровадження best practices: безпека, CI/CD, тестування, якість коду
• Взаємодія з продуктовими та дизайн-командами для реалізації бізнес-вимог
• Відповідальність за функціонал — від ідеї до продакшну та моніторингу
• Участь у технічних рішеннях і впровадження нових технологій

Ready to work on cutting-edge solutions in the telecom domain? We are looking for a Junior Full Stack Developer to join our team and contribute to a high-impact project in data management and system integration.

CUSTOMER
Our customer is a global leader in Information and Communication Technology (ICT), serving telecom service providers worldwide. They deliver innovative products and services for mobile and fixed communication networks, radio systems, and transmission infrastructure. Recognized for driving innovation in connectivity, the company enables next-generation communication solutions and operates in over 100 countries.

PROJECT
The team will work on a Product Information Service — a scalable, cloud-native system designed to manage product-related data and enable integration across multiple systems. The solution focuses on data management, APIs, and system integration, ensuring reliable and efficient information flow between platforms.

Key Technologies: Python, React, PostgreSQL, Node.js

RESPONSIBILITIES:

• Develop and support backend and frontend parts of the Product Information Service
• Implement REST APIs and help integrate them with other systems
• Work with PostgreSQL databases (design and basic maintenance)
• Build simple and responsive user interfaces using React
• Write unit and basic end-to-end tests to support code quality
• Take part in code reviews and follow team development practices
• Create and maintain technical documentation
• Collaborate with the customer via conference calls and meetings

• Engage in SAFe Agile ceremonies including estimation, grooming, and planning sessions

   

REQUIREMENTS:

• 1.5+ years of professional software development experience using Python
• Experience in implementing RESTful APIs and contributing to their design
• Hands-on experience with PostgreSQL
• Strong skills in React for building responsive UIs
• Understanding of backend system design principles

• Intermediate level of English or higher

   

WILL BE A PLUS:

• Experience with Node.js

   

PERSONAL PROFILE:

• Strong problem-solving skills and attention to detail
• Ability to work collaboratively in a distributed team environment
• Proactive communication and willingness to engage with stakeholders
• Adaptability to changing requirements and priorities

Customer

Our customer is a leading Swedish telecommunications company, recognized for delivering innovative large-scale technology solutions across complex infrastructure environments. Sweden’s telecom sector is known for its advanced networks, high-speed connectivity, and pioneering role in 5G development. The company operates internationally, serving millions of users and partnering with global technology leaders to drive digital transformation.

Project

We are developing a centralized portal to streamline and automate product documentation creation and management. This platform serves as a unified service, enabling teams to generate, organize, and maintain comprehensive documentation libraries with ease. By combining document management with process automation, it improves operational efficiency and minimizes human error throughout the documentation lifecycle.

Key Technologies: Python (Django), AngularJS, Kubernetes, CI/CD, Jenkins

Requirements

• 2+ years of experience working with Python
• Experience with CI/CD pipelines and related tools
• Understanding of backend development principles and RESTful APIs
• Front-end development experience, including component-based architecture
• Knowledge of relational databases and data modeling concepts
• Familiarity with testing practices for both frontend and backend applications
• Basic understanding of cloud environments and deployment processes
• Strong Intermediate (B2) level of English or higher

WILL BE A PLUS:

• Experience with AngularJS
• Knowledge of JavaScript and TypeScript

Responsibilities

• Contribute to technical solutions and write maintainable, high-quality code
• Develop new features and components, assist with refactoring, debugging, and software maintenance
• Participate in peer code reviews and follow established engineering practices
• Perform unit and integration testing to ensure software reliability
• Assist in analyzing requirements and preparing feature designs
• Create and maintain technical documentation
• Join conference calls and meetings with the Customer when required
• Be an active member of the SAFe Agile team, participating in estimation, grooming, and planning sessions

Are you passionate about building large-scale cloud data infrastructure that makes a real difference? We are looking for a Senior Data Engineer to join our team and work on an impactful healthcare technology project. This role offers a remote work format with the flexibility to collaborate across international teams.

At Sigma Software, we deliver innovative IT solutions to global clients in multiple industries, and we take pride in projects that improve lives. Joining us means working with cutting-edge technologies, contributing to meaningful initiatives, and growing in a supportive environment.

CUSTOMER
Our client is a leading medical technology company. Its portfolio of products, services, and solutions is at the center of clinical decision-making and treatment pathways. Patient-centered innovation has always been, and will always be, at the core of the company. The client is committed to improving patient outcomes and experiences, regardless of where patients live or what they face. The Customer is innovating sustainably to provide healthcare for everyone, everywhere. 

PROJECT
The project focuses on building and maintaining large-scale cloud-based data infrastructure for healthcare applications. It involves designing efficient data pipelines, creating self-service tools, and implementing microservices to simplify complex processes. The work will directly impact how healthcare providers access, process, and analyze critical medical data, ultimately improving patient care.

Responsibilities:

• Collaborate with the Product Owner and team leads to define and design efficient pipelines and data schemas
• Build and maintain infrastructure using Terraform for cloud platforms
• Design and implement large-scale cloud data infrastructure, self-service tooling, and microservices
• Work with large datasets to optimize performance and ensure seamless data integration
• Develop and maintain squad-specific data architectures and pipelines following ETL and Data Lake principles
• Discover, analyze, and organize disparate data sources into clean, understandable schemas

Requirements:

• Hands-on experience with cloud computing services in data and analytics
• Experience with data modeling, reporting tools, data governance, and data warehousing
• Proficiency in Python and PySpark for distributed data processing
• Experience with Azure, Snowflake, and Databricks
• Experience with Docker and Kubernetes
• Knowledge of infrastructure as code (Terraform)
• Advanced SQL skills and familiarity with big data databases such as Snowflake, Redshift, etc.
• Experience with stream processing technologies such as Kafka, Spark Structured Streaming
• At least an Upper-Intermediate level of English 

Are you passionate about building large-scale cloud data infrastructure that makes a real difference? We are looking for a Senior Data Engineer to join our team and work on an impactful healthcare technology project. This role offers a remote work format with the flexibility to collaborate across international teams.

At Sigma Software, we deliver innovative IT solutions to global clients in multiple industries, and we take pride in projects that improve lives. Joining us means working with cutting-edge technologies, contributing to meaningful initiatives, and growing in a supportive environment.

CUSTOMER
Our client is a leading medical technology company. Its portfolio of products, services, and solutions is at the center of clinical decision-making and treatment pathways. Patient-centered innovation has always been, and will always be, at the core of the company. The client is committed to improving patient outcomes and experiences, regardless of where patients live or what they face. The Customer is innovating sustainably to provide healthcare for everyone, everywhere. 

PROJECT
The project focuses on building and maintaining large-scale cloud-based data infrastructure for healthcare applications. It involves designing efficient data pipelines, creating self-service tools, and implementing microservices to simplify complex processes. The work will directly impact how healthcare providers access, process, and analyze critical medical data, ultimately improving patient care.

Responsibilities:

• Collaborate with the Product Owner and team leads to define and design efficient pipelines and data schemas
• Build and maintain infrastructure using Terraform for cloud platforms
• Design and implement large-scale cloud data infrastructure, self-service tooling, and microservices
• Work with large datasets to optimize performance and ensure seamless data integration
• Develop and maintain squad-specific data architectures and pipelines following ETL and Data Lake principles
• Discover, analyze, and organize disparate data sources into clean, understandable schemas

Requirements:

• Possibility to meet clients annually in Europe
• Hands-on experience with cloud computing services in data and analytics
• Experience with data modeling, reporting tools, data governance, and data warehousing
• Proficiency in Python and PySpark for distributed data processing
• Experience with Azure, Snowflake, and Databricks
• Experience with Docker and Kubernetes
• Knowledge of infrastructure as code (Terraform)
• Advanced SQL skills and familiarity with big data databases such as Snowflake, Redshift, etc.
• Experience with stream processing technologies such as Kafka, Spark Structured Streaming
• At least an Upper-Intermediate level of English 

Чи захоплюєтесь ви створенням масштабної хмарної інфраструктури даних, яка має реальний вплив? Ми шукаємо Senior Data Engineer, який приєднається до нашої команди та працюватиме над важливим проєктом у сфері медичних технологій. Ця роль передбачає віддалений формат роботи з можливістю співпрацювати з міжнародними командами.

У Sigma Software ми створюємо інноваційні ІТ-рішення для глобальних клієнтів у різних галузях і пишаємося проєктами, які покращують життя людей. Приєднавшись до нас, ви працюватимете з передовими технологіями, робитимете внесок у значущі ініціативи та розвиватиметеся в підтримуючому середовищі.

Клієнт:
Наш клієнт — провідна компанія у сфері медичних технологій. Її портфель продуктів, сервісів та рішень знаходиться в центрі процесів клінічного прийняття рішень і побудови шляхів лікування. Інновації, орієнтовані на пацієнтів, завжди були і залишаються основою діяльності компанії. Клієнт прагне покращувати результати лікування та досвід пацієнтів незалежно від того, де вони живуть і з якими викликами стикаються. Компанія інноваційно розвивається, щоб забезпечити доступ до медицини для кожного, всюди.

Проєкт:
Проєкт зосереджений на створенні та підтримці масштабної хмарної інфраструктури даних для медичних застосунків. Він включає проєктування ефективних data pipelines, створення self-service інструментів та реалізацію мікросервісів для спрощення складних процесів. Робота безпосередньо впливатиме на те, як медичні установи отримують доступ до критично важливих медичних даних, обробляють їх та аналізують, що зрештою покращує якість медичної допомоги пацієнтам.

 

Обов'язки: 

• Співпрацювати з Product Owner та технічними лідами для визначення та проєктування ефективних pipelines і схем даних
• Будувати та підтримувати інфраструктуру для хмарних платформ за допомогою Terraform
• Проєктувати та впроваджувати масштабну хмарну інфраструктуру даних, self-service інструменти та мікросервіси
• Працювати з великими наборами даних для оптимізації продуктивності та забезпечення безперебійної інтеграції даних
• Розробляти та підтримувати архітектури даних і pipelines для команди відповідно до принципів ETL та Data Lake
• Виявляти, аналізувати та впорядковувати різнорідні джерела даних у зрозумілі та чисті схеми

Вимоги:

• Можливість раз на рік зустрічатися з клієнтами в Європі
• Практичний досвід роботи з хмарними сервісами для даних та аналітики
• Досвід data modeling, reporting tools, data governance та data warehousing
• Впевнене володіння Python і PySpark для розподіленої обробки даних
• Досвід роботи з Azure, Snowflake та Databricks
• Досвід роботи з Docker та Kubernetes
• Знання infrastructure as code (Terraform)
• Просунуті навички SQL та знайомство з big data базами даних, такими як Snowflake, Redshift тощо
• Досвід роботи зі stream processing технологіями, такими як Kafka, Spark Structured Streaming
• Рівень англійської не нижче Upper-Intermediate

Join our team as a Machine Learning Engineer, shaping the future of Generative AI with cutting-edge demos, scalable architectures, and hands-on development.

 We’re looking for a passionate Machine Learning Engineer to join our team and dive into the exciting world of Generative AI.  You’ll get hands-on experience with cutting-edge demos and proof of concepts (POCs), turning bold ideas into reality. The ideal candidate has solid Back-end engineering skills and is curious about Generative AI development. If you’re familiar with MLOps, large language models (LLMs), or concepts like Retrieval-Augmented Generation (RAG) is a plus, as is experience with Front-end languages! Experience in the Financial Services domain, particularly Banking, will be a big plus. 

You will be exposed to a variety of tasks, including: 

• Develop proof of concepts (PoC). Test and validate new ideas 
• Drive implementation. Optimize and transform data solutions to improve business outcomes 
• Help with proposals as a technical consultant.  

Job Description

• Assist in building and testing Generative AI demos and POCs 
• Support the design of simple, scalable architectures for Generative AI applications 
• Work with team members to integrate AI components into larger systems 
• Use MLOps practices to help automate parts of the model development process 
• Follow guidelines to ensure that Generative AI applications are secure and meet basic governance standards 
• Help deploy AI applications on cloud platforms or on-premises setups with team support 
• Adapt to a fast-paced environment with evolving project needs 
• Keep up with AI trends and apply them to projects with guidance 
• Advise clients. Understand their needs, analyze possible solutions, and present the best options 

Qualifications

• 4+ years of experience in IT industry, with at least 2-3 years of experience in machine learning 
• Solid Back-end engineering skills, particularly with Python (e.g., Django, Flask, or FastAPI). 
• Experience with pre-sales activities and opportunity processing 
• Basic experience with databases or tools like vector databases (e.g., Pinecone, Weaviate, Faiss) 
• Familiarity with AI frameworks such as TensorFlow, PyTorch, or Hugging Face 
• Understanding of CI/CD pipelines  
• Knowledge of RAG or AI application fundamentals (security, governance, etc.) 
• Experience with cloud platforms (AWS, Google Cloud, Azure) or on-premises setups 
• Ability to solve problems and handle shifting priorities with team support 
• Experience with client-facing roles 
• Ability to demonstrate ideas and solutions clearly and confidently 
• Bachelor's or Master's degree in computer science, machine learning, artificial intelligence, or a related field 

• Upper-Intermediate level of English 

   

  Would be a plus

• Knowledge of other programming languages, such as Java or Go 
• Experience with open-source projects or exposure to tools, such as Airflow or Spark 
• Familiarity with containers (e.g., Docker) or orchestration tools (e.g., Kubernetes) 
• Experience in the Banking and Financial Services domain  
• Experience with prompt engineering or fine-tuning LLMs 

Are you passionate about making the internet a safer place? We are looking for a Middle Security Operations Researcher to join our team and help protect enterprise clients from harmful bots and online threats. This is a remote, full-time role that offers the opportunity to work directly with global customers, analyzing traffic patterns and neutralizing malicious activity.

At Sigma Software, we value expertise, ownership, and proactive communication. You will collaborate with a diverse international team while enjoying the flexibility of working from anywhere.

Why join us? You will work on impactful cybersecurity projects, gain exposure to cutting-edge analytics tools, and contribute to safeguarding digital ecosystems worldwide.

CUSTOMER
Our customer is a global provider of comprehensive security solutions, protecting individuals, organizations, and communities from a wide range of risks, particularly in the digital space. Their enterprise-focused products specialize in bot defense and invalid traffic detection, helping clients safeguard critical systems and maintain operational integrity.

PROJECT
The project focuses on real-time threat detection and bot mitigation for enterprise-scale clients. Security Operations Researchers collaborate directly with customers, leveraging advanced analytics platforms to identify malicious traffic patterns and neutralize online threats. This dynamic environment requires both technical expertise and strong communication skills.

JOB DESCRIPTION:

• Provide Tier 2 technical support to customers in real time, delivering clear and professional responses
• Analyze logs, graphs, and dashboards, isolating and investigating data using tools like Kibana
• Manage and organize cases, tickets, and requests in Salesforce
• Perform back-office tasks, including writing and maintaining suspicious field expressions
• Write and optimize SQL queries for data retrieval, analysis, and manipulation in BigQuery
• Communicate with global customers, ensuring timely responses and effective issue resolution
• Work in a shift-based schedule, including weekend shifts

QUALIFICATION:

• 3+ years of experience in data analysis, including working with logs and dashboards
• Experience working with web traffic data, including HTTP traffic, logs, request analysis, and traffic pattern investigation
• Strong SQL skills: Common Table Expressions (CTE), aggregations, GROUP BY, ORDER BY, filters, window functions (e.g., RANK()), and subqueries
• Experience with SIEM systems. Nice to have: experience with the Elastic Stack
• Technical understanding of web technologies and client–server architecture (APIs, HTTP, basic HTML/JavaScript)
• Strong troubleshooting and problem-solving skills
• Experience in customer support, including direct communication with clients; professionalism and politeness are essential

• Strong English communication skills

   

WILL BE A PLUS:

• Experience in a Cybersecurity Analyst/Researcher role, ideally supporting external customers in threat detection and response
• Experience in web security and security research: web application security, bot management, fraud detection
• Basic Python skills
• Experience with Kibana

PERSONAL PROFILE:

• High level of responsibility and ownership
• Ability to work independently with minimal supervision
• Planning and decision-making skills with considerations for multiple integrated systems
• Proactive communicator who keeps stakeholders informed without being prompted

Work schedule: 40 hours per week, 5 days per week. Workdays can be adjusted to start earlier or later, including weekends if necessary.