Jobs at Djinni

Diya (70+ employees) is currently seeking to hire Recruitment Specialist for a full-time position for our Zhytomyr office. Remote work possible, however permanent residence in Zhytomyr is required.

The company is actively growing, so there is a need to expand the HR team. You will deal with both technical and non-technical vacancies. The recruiter will work closely with HR and report to the company’s management.

Responsibilities for the role:

• Providing a full recruitment cycle — making sure that the job posts are posted on all the job boards used by the company; 
• Candidates pre-selection and pre-interview; 
• Scheduling the technical interviews; 
• Approving and sending out the job offers;
• Ensuring effective communication with hiring managers;
• Analysing and optimisation of the recruitment process.

Qualifications:

• 1+ year of recruitment experience
• Understanding of the specifics of the IT market
• Proficient knowledge of candidate search tools (LinkedIn, Djinni, work.ua, robota.ua, Happy Monday and other resources; social networks)
• Excellent communication and interpersonal skills
• Self-motivated, punctual, quick-thinking, creative and proactive
• Ability to learn and adopt new technologies
• Ability to multitask and perform under pressure
• Upper-intermediate level of English (both spoken and written)

What we offer:

• Comfortable work environment.
• We provide full support and sponsorship for obtaining professional certification (taking courses and additional training).
• We provide a corporate English tutor to help you level up your communication skills for international projects.
• Comprehensive healthcare insurance and gym membership compensation.
• Access to professional psychological consultations to support your well-being.
• Paid vacation and sick leave.
• Real career opportunities, paid training.

We are looking for a Senior Web QA Automation Engineer to join our teams working on PDF Expert and Documents - two widely used productivity products. This role is a great fit for someone who enjoys taking ownership, building scalable automation solutions, and working across multiple products with a strong focus on quality, reliability, and collaboration.

What you’ll do:

• Setup and expand test automation coverage of new features
• Maintain in good shape currently developed tests
• Execute test jobs according to team requests
• Work closely with Dev and QA team
• Setup and maintain CI/CD jobs
• Develop and run additional UI test tools for business needs

About you:

• Experience with Playwright/Typescript
• Experience in testing web applications, with a focus on functional and UI tests
• Knowledge of cross-browser and cross-platform testing on different browsers and devices
• Skills in working with various bug-tracking systems (eg, Jira) and test management (TestRail\ QASphere)
• Knowledge of Agile, participation in sprints, planning, and retrospectives
• Experience in testing web applications (Frontend and Backend)
• Knowledge of major browsers and automation tools 
• Understanding of REST API functionality and testing using Postman or similar tools
• Experience working with CI/CD (Jenkins)

What you will get at Readdle:

• Customer-centric culture. We put our users at the heart of everything we do. Every team member has the opportunity to engage directly with customers, gaining insights that shape meaningful, delightful experiences for millions worldwide.
• Relentless growth. We’re committed to mastery in our craft. We take ownership of our work, decisions, and outcomes, and we see feedback as a catalyst for growth. Every challenge is an opportunity to learn, evolve, and raise the bar.
• Exceptional people, exceptional team. Our greatest strength is our people. We care deeply about each other, work transparently, and celebrate collective success. Together, we build an environment where everyone can do their best work and grow beyond their potential.
• Real impact. We design products that truly matter. Our focus is on delivering tangible value, simplifying complexity, pushing boundaries, and continuously improving how we build and deliver solutions to our users.
• Culture of innovation. We embrace curiosity and creativity in everything we do. Fresh ideas are not just welcomed, they’re expected, celebrated, and turned into real innovations that shape the future of our products and company.

Who Are We?

Welltech is a global wellness technology company with Ukrainian roots. Our mission is to build and scale wellness apps globally through state-of-the-art, tech-driven performance marketing.

We are one of the most established players in the wellness app space, and we are accelerating. Over 25.5 million people across the world use our apps — Muscle Booster, Yoga-Go, and WalkFit — to build healthier habits, move more, and feel better every day. Every subscription represents a real person making a real change in their life, and we take that seriously.

With 500+ people across hubs in Cyprus, Ukraine, Poland, Spain, and the UK, we combine the scale of a market leader and the drive of a team that's just getting started.
 

What We're Looking For

We’re looking for a creative and motivated Junior Motion Designer to join our Creative Production team. This is a great opportunity for someone early in their career who wants to grow their motion design skills while working on high-impact marketing campaigns.

You’ll collaborate closely with the marketing team, video producers, and other stakeholders to create engaging video content that supports business goals and strengthens our brand presence across multiple channels.
 

Key Responsibilities:

• Create engaging motion graphics and video content for platforms such as Facebook, Google, TikTok, and other digital channels.
• Support the development of storytelling-driven visuals with strong pacing, animation, and design fundamentals.
• Design transitions, animated typography, simple VFX, and compositing elements while following brand guidelines.
• Collaborate with designers, marketers, and producers to bring creative concepts to life.
• Revise and improve assets based on feedback from internal teams and performance insights.
• Stay up to date with motion design trends, new formats, and creative best practices.
• Manage multiple projects in a fast-paced environment while meeting deadlines.
• Contribute ideas and actively participate in brainstorming sessions.
   

Required skills

• A portfolio showcasing motion design work and an understanding of design principles for performance marketing, including creating assets optimized for engagement, conversion, clarity, and platform-specific best practices.
• Working knowledge of motion design and video editing tools such as Adobe After Effects
• Experience using Figma
• Good written and verbal communication skills in English.
• Ability to take feedback positively and apply it effectively.
• Strong attention to detail and eagerness to learn.
• Ability to work independently while also being a collaborative team player.

Nice to have

• Ability to work with AI tools such as Midjourney, Runway, Sora, ChatGPT, suno.ai
• Experience with video automation techniques (expressions, MOGRTs, Essential Graphics, etc.)

Candidate journey

⭕️ Recruiter call --> ⭕️ Meet the Hiring Manager --> ⭕️ Test Task --> ⭕️ Panel Presentation

Check out some of our products

Muscle Booster — https://musclebooster.fitness/

Yoga-Go — https://yoga-go.io/

WalkFit - http://walkfit.pro

We’re looking for a skilled .NET C# Developer. 

If you’re passionate about building secure, scalable APIs, working with established systems while helping guide our shift toward the cloud, and are excited by the opportunity to explore machine learning integration—this is your chance to be part of something that truly matters. 

Core Responsibilities: 

• API Development: Design, build, and maintain RESTful APIs using .NET C#, focusing on performance, reliability, and security. 
• Entity Framework & SQL: Develop efficient data models using Entity Framework Core, and write optimized SQL queries for relational databases like SQL Server. 
• Cloud Transition Support: Contribute to new development efforts that utilize Azure services (e.g., Azure Functions, App Services, Azure SQL) as we begin migrating from on-prem infrastructure. 
• Machine Learning Integration: Collaborate with stakeholders to integrate machine learning models via RESTful APIs or Azure ML services. 
• Clean, Maintainable Code: Follow best practices to write testable, maintainable, and well-documented code. 
• Cross-Team Collaboration: Work closely with fellow developers and business partners to deliver secure, scalable solutions. 
• CI/CD Practices: Support continuous integration and delivery efforts using tools like GitHub Actions. 
• Problem Solving: Investigate and resolve performance issues, bugs, and bottlenecks in existing systems. 

Requirements 

• 3+ years of professional experience in .NET C# development 
• Proficiency with Entity Framework (preferably EF Core) 
• Strong command of SQL, including complex query writing and optimization 
• Experience building RESTful APIs with ASP.NET or ASP.NET Core 
• Familiarity with version control systems, especially Git 
• Solid problem-solving and debugging skills 
• Ability to communicate effectively and work independently or as part of a team 

Nice-to-haves 

• Exposure to Azure services such as App Services, Azure SQL, and Azure Functions 
• Basic understanding of machine learning model integration via APIs or Azure ML 
• Familiarity with OData, microservices, and distributed systems concepts 
• Experience writing unit tests (e.g., xUnit, NUnit, MSTest) 
• Knowledge of CI/CD practices, especially using GitHub Actions 
• Interest or experience in DevOps practices and automation  

We are looking for an experienced Data Engineer to design and maintain robust data infrastructure across our systems. In this role, you will be responsible for building scalable data pipelines, ensuring data integrity, and integrating third-party data sources. Your primary focus will be to enable efficient data flow and support analytical capabilities across the organization. You will also contribute to the development of our data architecture, implement best engineering practices, and collaborate closely with cross-functional teams to turn raw data into actionable insights.

Requirements

• 3+ years of commercial experience in Data Engineering
• Experience gathering business requirements and communicating with stakeholders
• Strong knowledge of Data Warehouse (DWH) architecture and principles
• Hands-on experience designing data warehouses and building ETL pipelines
• Deep practical experience with Python
• Hands-on experience in one or more of the following areas: data processing using PySpark, Apache Spark, Pandas, or similar frameworks; data scraping; integration of third-party data sources and APIs
• Proficiency in SQL and relational databases such as PostgreSQL and MySQL
• Hands-on experience with column-oriented databases such ClickHouse, Snowflake, Cassandra, BigQuery (many tables with millions of records and above each)
• Solid understanding of software design patterns, algorithms, and data structures
• Intermediate English proficiency

Will be a plus

• Experience with messaging platforms such as RabbitMQ or Kafka
• Familiarity with DataOps practices and data pipeline automation
• Familiarity with CI/CD pipelines and Kubernetes environments
• Background in FinTech or Trading domains

Responsibilities

• Communicate with technical and non-technical stakeholders to gather and clarify business requirements
• Review and analyze data and business logic to ensure consistency, accuracy, and reliability
• Design, implement, and maintain data pipelines for efficient and scalable data processing
• Integrate, maintain, and support data solutions and third-party data sources
• Research and evaluate third-party tools, services, and components for potential use
• Follow engineering best practices, including code reviews, testing, refactoring, and continuous delivery
• Design, optimize, and maintain data storage solutions

What we offer:

• Tax expenses coverage for private entrepreneurs in Ukraine
• Expert support and guidance for Ukrainian private entrepreneurs
• 20 paid vacation days per year
• 10 paid sick leave days per year
• Public holidays as per the company’s approved Public holiday list
• Medical insurance
• Opportunity to work remotely
• Professional education budget
• Language learning budget
• Wellness budget (gym membership, sports gear and related expenses)

Company Description

Warmy.io is an AI-driven email deliverability platform trusted by over 35,000 businesses, marketers, and sales teams worldwide. Specializing in automated email warm-up solutions, the platform helps B2B and B2C senders ensure their emails land in the primary inbox. With features such as domain optimization, real-time inbox placement monitoring, and support for email authentication (SPF, DKIM, and DMARC), Warmy.io simplifies email deliverability for global users in 30+ languages. Recognized as an award-winning solution on G2, Warmy.io offers a seamless way to maintain email sender reputation without requiring technical expertise.

Role Description

This is a full-time, remote role for a Senior Technical SEO & AI Search Specialist. The role involves creating, managing, and optimizing technical SEO strategies to improve website ranking and visibility. Responsibilities include conducting deep keyword research, optimizing website structure, implementing AI search strategies, performing site audits, and utilizing analytics tools to measure effectiveness. The specialist will collaborate with cross-functional teams to develop content strategies aligned with SEO, ensuring that Warmy.io achieves growth in organic traffic and enhanced search engine performance.

Qualifications

• 4-6 years of experience in Technical SEO, with a strong track record of driving organic growth
• Technical SEO expertise, including proficiency in site audits, on-page optimization, and URL structuring
• Experience with AI-powered search technologies and LLM optimizations
• Proficiency in analytical tools like Google Analytics, Google Search Console, and performance tracking metrics
• Skills in keyword research, content optimization, and implementing structured data
• Strong communication skills to collaborate with cross-functional teams and explain technical SEO concepts
• Familiarity with web technologies such as HTML, CSS, and JavaScript is an advantage
• Prior experience in email marketing or deliverability optimization is a plus
• Bachelor’s degree in Marketing, Computer Science, or a related field preferred, or equivalent practical experience

What We Offer

• A dynamic, fast-growing SaaS environment where your impact is visible and valued
• Opportunities to attend international conferences, industry events, and job-related trips to different countries
• Access to professional courses, workshops, and continuous learning resources
• Hands-on mentorship and support from an experienced manager
• Clear career growth path with the opportunity to evolve into a full-fledged digital marketing specialist

If you’re excited about digital marketing, eager to learn, and want to grow inside a global SaaS startup — apply now and become part of the Warmy.io journey 🚀

Warmy.io is an AI-powered platform that helps businesses land in inboxes, not spam folders. We are a fast-growing global startup, trusted by companies worldwide to improve email deliverability and outreach performance.

As we grow, we’re looking for a CRO & PPC Manager - someone proactive, and curious - to support our marketing team across a variety of tasks.

What You'll Do

• Assist with content creation and simple designs in Canva
• Support copywriting, idea generation, and creative brainstorming with tools like ChatGPT
• Help update and manage content in WordPress (no coding required)
• Assist with Google Ads setup and ad creation (under guidance)
• Participate in creating Meta/TikTok ads – both visual and video (together with a video editor)
• Support the execution of CRO experiments and A/B tests
• Take ownership of marketing-related tasks
• Communicate clearly and professionally with the team
• Suggest improvements and stay organized across multiple tasks

What We’re Looking For

• A humble, proactive attitude with a strong desire to learn
• Ability to think critically, solve problems, and work independently
• A good sense of design and content structure
• Strong organizational skills and task management
• Fluent or advanced English (written + verbal)
• Ability to work in a remote team and ask for help when needed

Nice to Have (but not required)

• Experience with B2B
• Simple video editing workflows

What We Offer

• A dynamic, fast-growing SaaS environment where your impact is visible and valued
• Opportunities to attend international conferences, industry events, and job-related trips to different countries
• Access to professional courses, workshops, and continuous learning resources
• Hands-on mentorship and support from an experienced manager
• Clear career growth path with the opportunity to evolve into a full-fledged digital marketing specialist

If you’re excited about digital marketing, eager to learn, and want to grow inside a global SaaS startup — apply now and become part of the Warmy.io journey 🚀

We are looking for a Senior DevOps Engineer for various projects.

Responsibilities

• Designing and managing cloud infrastructure using tools like Terraform, CloudFormation, or Ansible
• Developing, optimizing, and maintaining continuous integration and deployment CI/CD pipelines using tools like Jenkins, GitHub Actions, GitLab CI/CD, or Azure DevOps.
• Managing cloud environments (AWS/Azure/GCP) to ensure scalability, security, and cost-effectiveness
• Creating automation scripts and tools to streamline operations using Bash, Python, or PowerShell
• Setting up monitoring, alerting, and logging solutions using Prometheus, Grafana, ELK Stack, Datadog, or similar tools
• Working closely with software engineers
• Managing containerized environments using Docker and Kubernetes

• Diagnosing and resolving infrastructure-related issues, ensuring high availability and reliability

   

Requirements

• 5+ years of experience in Cloud development and architecture on the following platform: AWS/ GCP/ Azure
• Programming experience using languages such Python, Powershell, Golang, Node JS (or any other)
• Extensive familiarity with containerization and container orchestration (e.g., Docker, Kubernetes, OpenShift, Helm)
• Experience with Infrastructure as Code technologies (Terraform) and CI/CD (Jenkins, Gitlab, ArgoCD)
• Effective teamwork and communication skills, with the ability to work in Agile environments
• Proficient in English (B2 level and higher)

📍 Location: EU-based
💼 Cooperation type: Full-time
🧭 Work format: Remote

Stape is seeking an experienced Product Designer to join our growing team. In this role, you will work closely with the product, marketing, and engineering teams to deliver impactful updates to our products and websites. You will work closely with product manager, design lead and the CEO.

About us:
Stape is a global product-driven IT company and the #1 leader in the server-side tracking market. We’re building a powerful, technically complex product that simplifies server-side tracking for marketers and website owners. Our platform processes over 15 billion requests daily, helping improve tracking accuracy and data privacy for more than 200, 000 clients worldwide. We work closely with top partners, including Meta, Tiktok and Snapchat, to provide advanced tracking capabilities.

We actively participate in industry-specific conferences as sponsors of events like MeasureCamp and Superweek.

Key tasks:

• Shape UX and UI design practice across our products
• Design new and improve existing pages of our website
• Translate broad, conceptual ideas into effective communication with our global customer base
• Ability to conduct user research
• Iterate continuously to refine and improve designs
• Be responsible for maintaining consistency with Stape’s design language
• Create and maintain a design system
• Ensure seamless asset delivery and collaboration with engineers
• Play an active role in all stages of website design, including research, ideation, wireframing, final design, and testing.

Your background:

• 4+ years of experience as a product designer
• Trendy and stylish UI
• Proven experience in product design for SaaS and dashboards
• Proven experience in creating websites for international tech products
• Experience in UX moderated and unmoderated researches
• Working with AI tools to improve the product design process
• Leveraging analytics data to guide design decisions
• Understanding of digital marketing fundamentals (channels, analytics, automation)
• Intermediate+ level of English

Would be a plus one of this:

• Experience in Illustration or Graph design
• Experience in Webflow design

We offer:

• Industry Leader: Make a meaningful contribution to a globally recognized solution that shapes the future of the server-side tracking market.
• Flexibility: Enjoy a flexible work schedule with the freedom to choose where you work.
• Extended remote workspace setup: Experience the benefits of a fully equipped remote workspace, designed to elevate your productivity and create a comfortable work atmosphere.
• Collaborative culture: Engage in a friendly and open team environment that encourages initiative, creativity, and collaboration.
• Educational support: Invest in your self-development through a dedicated training and professional growth budget.
• Well-Being: Take advantage of 30 days of paid time off (20 standard days + 10 more to cover public holidays), Parental Leave, Anniversary days off, and Study Leave to support your recharge and maintain a balance between work and personal life.
• Health support: Feel secure with full coverage for Sick Leave and a dedicated medical insurance budget that prioritizes your health.

Excited to join us? Submit your CV and let’s get started!

Ми постійно масштабуємо маркетингові активності та запускаємо нові рекламні кампанії на міжнародних ринках. Для цього шукаємо Copywriter, який допоможе створювати сильні рекламні тексти для різних форматів і аудиторій. Нам потрібна людина, яка вміє працювати зі змістом, швидко занурюватися в нові тематики, уважна до деталей та розуміє, як текст впливає на результат рекламної кампанії.


Що ти будеш робити:

* Писати тексти для прелендингів під різні продукти та аудиторії
* Створювати заголовки, описи та рекламні тексти для маркетингових кампаній
* Готувати коментарі, відгуки та інші текстові матеріали для рекламних зв'язок
* Адаптувати тексти під різні GEO та локальні особливості аудиторії
* Оновлювати та доопрацьовувати існуючі матеріали
* Працювати за технічними завданнями від Creative Marketing Specialist
* Забезпечувати високу якість текстів та дотримання дедлайнів
* Брати участь у тестуванні нових підходів і текстових гіпотез

Що ми очікуємо:

* Досвід роботи копірайтером, контент-менеджером або контент-маркетологом від 1 року
* Вміння писати тексти під різні формати та бізнес-завдання
* Високий рівень грамотності та уважності до деталей
* Навички структурування інформації та роботи з великим обсягом текстів
* Уміння швидко занурюватися в нові тематики
* Готовність працювати за стандартами та детальними ТЗ
* Орієнтацію на якість і швидкість виконання задач

Буде плюсом:

* Досвід написання рекламних або маркетингових текстів
* Досвід роботи у сферах Digital Marketing, Content Marketing або E-commerce
* Розуміння принципів рекламних воронок та маркетингових комунікацій
* Досвід роботи на позиціях Content Manager, Content Marketer, Editor, SEO Copywriter або SMM Copywriter
* Англійська мова на рівні роботи з джерелами та референсами

Що ми пропонуємо:

* Свобода у виборі AI-стеку та підходів — ми вкладаємось у tooling
* Remote-first культура з гнучким графіком
* 20 дні оплачуваної відпустки та лікарняних
* Робота в середовищі сильних фахівців, сфокусованих на продуктових інноваціях і реальному вплив

PwC is a global network of more than 370,000 professionals in 149 countries that turns challenges into opportunities. We create innovative solutions in audit, consulting, tax and technology, combining knowledge from all over the world.

PwC SDC Lviv, opened in 2018, is part of this global space. It is a place where technology is combined with team spirit, and ambitious ideas find their embodiment in real projects for Central and Eastern Europe.

What do we guarantee?

• Work format: Remote or in a comfortable office in Lviv - you choose.
• Development: Personal development plan, mentoring, English and Polish language courses.
• Stability: Official employment from day one, annual review of salary and career prospects.
• Corporate culture: Events that unite the team and a space where everyone can be themselves.

We are seeking a Senior DevOps Engineer with experience or strong knowledge in working within teams or leading workstreams involving DevOps for a global network of professional services firms, with emphasis on the following areas:

• Linux/Unix environment / System administration;
• Configuration Management;
• Multiple scripting languages on Linux platform (Bash, Awk, Sed, Python);
• Cloud-hosted systems;
• Hardware capabilities;
• Transport security, SSH and certificates;
• Docker containers for application deployment;
• Relational databases;
• NoSQL data stores;
• Distributed/clustered or grid computing systems.

Skills required:

• Administering and configuring Linux OS including network and software application setups;
• Setting up and managing CI/CD pipelines using tools such as GitHub Actions, Azure DevOps, or Jenkins;
• Automating repetitive development, deployment, and operational tasks;
• Documenting systems, refining requirements, identifying solutions independently, and effectively communicating within the team;
• Database management including design, creation, query optimization, and manipulation;
• Utilizing enterprise orchestration tools (e.g., BPM, ESB) and messaging queues (e.g., RabbitMQ) to manage services and workflows efficiently.

Key Responsibilities: 

• Administration of Linux/Unix environments, including network and software configuration;
• Configuration management and automation of deployment processes;
• Development and maintenance of automation scripts on Linux platforms;
• Support and administration of cloud systems and infrastructure;
• Deployment of applications in Docker containers and support of containerized environments;
• Setting up and maintaining continuous integration (CI) and continuous deployment (CD) processes using tools like GitHub Actions, Azure DevOps, etc;
• Automation of routine development, operations, and deployment tasks.

Policy statements:
https://www.pwc.com/ua/uk/about/privacy.html

We are looking for a creator with analytical skills! Creative Marketing Specialist, where are you? If you have 2+ years of experience in affiliate marketing, performance marketing, or related fields, know how to write copy that truly resonates, and understand how to squeeze the absolute maximum out of a pre-lander—you are our ideal candidate. What awaits you is complete autonomy in building ad funnels, a strong team, and zero micromanagement. Details below!

Key Responsibilities:

• Market & Competitor Analysis: Monitor spy tools, discover winning ad angles, leverage hot news/trends, and identify relevant celebrities for specific verticals.
• Hypothesis Generation & Testing: Create marketing concepts and tailor unique angles for various GEOs.
• High-Converting Content Creation: Develop video scripts, copy for landing pages/pre-landers, clickbait headlines, comments, and reviews that directly address target audience pain points.
• Localization of Materials: Adapt and "ground" successful approaches to fit the specifics and mentality of different countries.
• Production Management: Write clear, concise briefs (TZ) for designers and the tech department, controlling implementation quality at every stage.
• Performance Analysis: Review metrics alongside media buyers, evaluate the performance of your hypotheses, optimize funnels, and run new iterations to boost conversion rates.

• Knowledge Structuring: Document test results and compile a database of successful case studies ("golden approaches").

   

What We Are Looking For:

• Industry Experience: 2+ years in creative/performance marketing, media buying (affiliate marketing), or e-commerce.
• Strong Copywriting Skills: Ability to craft engaging copy and scripts across various formats (from short teasers to long-form pre-lander pre-heats).
• Analytical Mindset: Deep understanding of the conversion funnel and marketing logic; ability to read and interpret basic metrics (CPL, Lead CR, FTD CR, etc.).
• Briefing Skills: Solid understanding of basic design and web-development principles to speak the same language as designers and developers.
• Soft Skills: High level of visual intelligence (nasmotrennost), fast thinking, resilience (readiness to meticulously test dozens of iterations of a single angle), and the ability to drive tasks independently without constant supervision from a Team Lead.

• Portfolio: Proven track record with measurable results (data, screenshots, or detailed case breakdowns).

   

Nice to Have:

• Background as a Creative Strategist, media buyer, or performance marketer in affiliate teams or e-commerce.
• Proficiency with modern AI tools (ChatGPT, Midjourney, etc.) to accelerate the generation of ideas, copy, and visual references.

• Understanding of technical nuances (how redirects work, how to spot bugs on a pre-lander).

   

What We Offer:

• 100% Remote: Work from anywhere you want—all that matters is a stable internet connection and your results.
• High Autonomy: You are the true owner of your ad funnels, with full freedom in choosing creative angles and solutions.
• Stability: Base salary (discussed individually based on the interview results) and a 2-month trial period for mutual adaptation.
• Resources for Growth: A robust team of cross-functional specialists (designers, tech department, media buyers) and zero bureaucracy—your ideas will go live as fast as possible.
   

We are looking for a React Native Developer to join our team and work on mobile applications for international projects. You will be involved in developing new features, improving existing functionality, and collaborating closely with designers, backend developers, and product managers.
 

Requirements

Must Have

• 1+ years of commercial experience with React Native
• Strong knowledge of JavaScript and TypeScript
• Experience with Redux or similar state management solutions
• Experience working with GraphQL APIs
• Experience with testing libraries (Jest, React Native Testing Library, etc.)
• Basic understanding of Node.js
• Experience integrating third-party services and APIs
• Understanding of mobile app architecture and best practices
• Ability to work independently and take ownership of tasks
• English level: Intermediate or higher
   

AI-Assisted Development (Required)

We actively use AI tools in our development process. Candidates should have practical experience with:

• Claude
• Cursor
• Codex / OpenAI tools
• GitHub Copilot
• Other AI-assisted development tools
   

You should be comfortable using AI to:

• Accelerate development
• Generate and refactor code
• Debug issues
• Create tests
• Improve productivity and code quality
   

Nice to Have

• Experience with Expo
• Experience publishing apps to App Store and Google Play
• CI/CD experience
• Knowledge of mobile performance optimization
• Experience with Firebase
• Experience with native Android or iOS development
   

Responsibilities

• Develop and maintain React Native applications
• Implement new features and improve existing functionality
• Write clean, maintainable, and well-tested code
• Collaborate with designers and backend developers
• Participate in code reviews
• Use AI-assisted development tools as part of the daily workflow
• Contribute ideas and proactively improve development processes
   

What We Offer

• Remote-first environment
• Flexible working hours
• Opportunity to work on international projects
• Small team with direct impact on product decisions
• Modern development workflow with active AI adoption
• Professional growth opportunities

Are you an experienced technical leader ready to shape the future of scalable AdTech platforms? We are seeking a Principal Engineer to drive architectural transformation and lead high-impact projects for a Sweden-based industry innovator.

This is a senior-level role with full remote flexibility across Europe. At Sigma Software, we partner with global leaders to deliver cutting-edge technology solutions that automate and optimize revenue-focused operations. You will work on strategic initiatives, collaborate with cross-functional teams, and influence technical direction in a fast-paced, evolving domain.

Why join us? You’ll have the opportunity to work on globally recognized platforms, contribute to architectural innovation, and enjoy a supportive culture with challenging projects.
 

CUSTOMER

Our Customer is a Swedish AdTech company that transforms the way publishers and advertisers interact. They provide state-of-the-art self-serve advertising platforms that enable seamless, direct transactions between advertisers and some of the world’s largest publishers. Their mission is to make advertising more accessible, automated, and efficient through innovative technology. Together, we serve globally recognized clients, including TripAdvisor, Bloomberg, The Washington Post, Opera, Dow Jones, etc. 

PROJECT

The project represents a strategic transition to a Platform-First, API-driven architecture. The company is moving away from monolithic, client-specific codebases to a standardized ecosystem. As a Senior TypeScript/Vue.js Developer, you will be the technical visionary for the platforms, ensuring the technology remains high-performing and scalable.

Job Description

• Act as a key technical liaison between business and engineering teams, translating commercial goals into actionable technical solutions
• Evaluate publisher technical environments and design scalable, maintainable architectures
• Prepare client-ready solution proposals, including features, integrations, and tools
• Lead cross-functional delivery teams, including developers, designers, DevOps, and technical PMs
• Provide architectural oversight throughout the development lifecycle to ensure continuity and quality
• Manage distributed teams across multiple time zones
• Mentor engineers, conduct code reviews, and guide technical growth
• Make architectural decisions at component and plugin levels, balancing trade-offs and communicating choices clearly

Qualifications

• At least 6+ years of hands-on experience in JavaScript / TypeScript, Vue.js, and Node.js
• Experience in microservices architecture and distributed systems integration
• Hands-on experience with AWS Lambda or similar serverless technologies
• Deep understanding of plugin-based systems and extensibility points
• Proven ability to customize and extend existing solutions without breaking core functionality
• Experience in AdTech environments with evolving requirements
• Knowledge of Vite, Cypress, and Vitest for modern development workflows and testing
• Experience with AWS S3 and CloudFront for scalable storage and content delivery
• Strong commercial acumen and ability to translate business goals into technical infrastructure
• Fluent English communication skills for enterprise stakeholder management

WILL BE A PLUS

• Experience with other serverless frameworks (e.g., Azure Functions, Google Cloud Functions)
• Familiarity with enterprise e-commerce platforms
• Knowledge of performance optimization and security best practices
• Prior work in media publishing technology solutions

PERSONAL PROFILE

• Proactive, solution-oriented mindset
• Strong problem-solving skills and ability to unblock dependencies
• Comfortable working in fast-paced environments with evolving requirements
• System-thinking approach — seeing beyond individual tasks to the bigger picture

Are you passionate about shaping the future of digital advertising?

We are looking for a Business Analyst to join our high-load AdTech project, supporting a global self-serve advertising platform used by thousands of advertisers worldwide. This role offers the flexibility of remote work with occasional team meetups.

We at Sigma Software partner with leading technology companies to deliver cutting-edge solutions. Here, you will work alongside international publishers, advertisers, and cross-functional teams to streamline workflows and enable scalable platform growth.

You will be part of an innovative environment with professional development opportunities, competitive benefits, and the chance to make a tangible impact on an industry-leading platform.

CUSTOMER

Our Customer is a Sweden-based AdTech company specializing in advanced self-serve advertising platforms that automate direct transactions between advertisers and major global publishers. Their technology removes traditional friction in ad sales by enabling automation, transparency, and operational efficiency at scale. Platforms are trusted by internationally recognized publishers, including TripAdvisor, Bloomberg, The Washington Post, Opera, and Dow Jones, handling millions of transactions worldwide. 

PROJECT

The project is a strategic architectural transformation toward a Platform-First approach. The company is transitioning from monolithic, client-specific implementations to a standardized, API-driven, multi-tenant ecosystem of reusable microservices. These services power the entire product suite, remaining independent, scalable, and decoupled from frontend or customer-specific customization.

Job Description

• Map, analyze, and redesign publisher workflows (onboarding, billing, campaign approval) using BPMN
• Create and manage the business rules document for core platform capabilities
• Design standardized workflows “Golden Path” to optimize the multi-tenant architecture
• Collaborate with the Head of Data & AI to identify automation opportunities
• Audit live automated processes to verify efficiency and ROI outcomes, tracking metrics such as cycle time, auto-approval rate, and rework percentage
• Facilitate requirements gathering sessions with internal and external stakeholders
• Translate complex business needs into actionable specifications for engineering teams
• Support testing and validation of new features against defined business rules

Qualifications

• At least 3 years of experience as a Business Analyst
• Deep understanding of AdTech and/or white-label SaaS operational workflows
• Proficiency in BPMN, UML, and Swimlane diagramming
• Advanced ability to interview stakeholders and extract complex business rules and requirements
• Familiarity with Agile/Scrum methodologies
• Experience defining and managing API contracts and data models (REST/GraphQL, JSON)
• Familiarity with A/B testing or experimentation frameworks
• Proficiency in analytics and BI tools (SQL, Looker, Tableau)
• At least an Upper-Intermediate level of English

WILL BE A PLUS

• Experience with cloud-native SaaS (AWS/Azure) and CI/CD tooling
• Background in process governance, release management, RACI matrices, and change control

PERSONAL PROFILE

• Proactive, analytical professional with strong attention to detail
• Performs effectively in dynamic, high-load environments
• Translates business needs into clear, actionable technical solutions