Jobs at Djinni

We're looking for a Mid Full Stack Developer (.NET / Angular) for an international Ukrainian–Israeli team building a data-driven product in the sports betting domain (African market), with future plans to expand into banking solutions. Primarily frontend-focused: 70% Angular / 30% .NET backend.

Project Overview

The product collects and aggregates sports event data from multiple sources, analyzes client behavior, and distributes processed data to end users. The project is actively evolving, with a strong focus on automation and AI-driven decision-making.

Role Purpose

This role is focused primarily on frontend development with approximate workload distribution: 70% frontend / 30% backend.

Responsibilities

• Develop and maintain backend and frontend services using .NET 5/Angluar 16
• Develop system integrations with third party providers (SMS. email, payment systems)
• Work with MS SQL databases (data modeling, performance optimization, changes management)
• Participate in system architecture discussions and technical decisions
• Collaborate closely with the Team Lead and development team
• Take ownership of assigned components and ensure their stability in production
• Participate in estimation, planning, and Jira-based workflows
• Be available for paid on-call duty on weekends (emergency response within 1 hour, approximately 1-2 per month)

Technical Requirements

Must-have

• Angular 16
• Ionic

• .NET 5

• MS SQL
• understanding of backend architecture and data flows
• Experience working in production systems
• English B2+
  • Experience with Claude and agentic development

Nice-to-have

• RabbitMQ
• AWS
• Python

Soft Skills

• Fast learner, flexible, able to work in a fast-paced environment
• Strong sense of ownership and responsibility
• Attention to detail
• Clear and effective communication
• Team-oriented and humble mindset

Requirements

• 3+ years of experience working with Salesforce
• Experience with Salesforce Nonprofit Cloud and/or Grantmaking Cloud
• Strong understanding of grant management or nonprofit business processes
• Experience with: Flow Builder, Reports & Dashboards, Permission Sets & Security, Data Import/Export, Basic Salesforce automation
• Understanding of Salesforce data model and platform capabilities
• Good communication skills and ability to work with stakeholders
• English level: Upper-Intermediate
• Ukrainian level: Advanced 
   

Nice to Have

• Salesforce Administrator certification
• Experience with Experience Cloud
• Knowledge of Apex or SOQL
• Experience working in consulting, outsourcing, or implementation projects
• Previous experience with nonprofit organizations or foundations
   

Responsibilities

• Configure and maintain Salesforce Nonprofit Cloud solutions, including Grantmaking-related functionality
• Support grant lifecycle processes: applications, reviews, approvals, funding, and reporting
• Gather business requirements from stakeholders and translate them into Salesforce solutions
• Customize objects, flows, page layouts, validation rules, reports, and dashboards
• Manage user access, profiles, permissions, and data quality
• Collaborate with administrators, developers, and business teams to improve platform processes
• Support integrations with third-party systems when required
• Provide user training and ongoing platform support
• Participate in testing, deployments, and documentation creation
   

We offer

• Budget for Medical Insurance
• Budget for Wellbeing 
• Paid vacation
• Paid sick leaves
• “Synebo talk” internal educational program
• English lessons
• Team building activities online/offline
• Salesforce certification
• Regular cultural events

Join the Data Engineering team to contribute to the ongoing maintenance and improvement of an internal assistant that uses hosted APIs and internal knowledge sources, with a focus on reliability, retrieval quality, and operational excellence.

Responsibilities:

• Maintain and enhance ingestion/enrichment pipelines for internal content (parsing/extraction, normalization, metadata enrichment, deduplication, and quality monitoring)
• Implement and maintain access-aware retrieval by propagating/enforcing document permissions through indexing and query-time filters, including audit logs and validation tests
• Improve source attribution so responses reliably point to the correct documents and sections in a consistent format.
• Extend and harden tool/workflow execution and automations (scheduled/trigger-based), including retries, timeouts, idempotency, concurrency controls, and run history
• Operate the platform in production: observability (logs/metrics/tracing), alerting, incident support, performance tuning, and cost controls, plus runbooks and handover documentation

Mandatory Skills:

8+ years of hands-on experience in Data Science and 2+ years in Machine Learning, with a proven track record, demonstrated through a robust portfolio of projects.
Strong programming skills in languages such as Python and familiarity building ETL pipelines.
Expertise in SQL and experience with both relational (preferably Postgres) and NoSQL databases
Solid experience with OpenSearch
Familiarity with AWS cloud platform and its services.
Experience with version control systems (e.g., Git) and CI/CD pipelines.
Ability to build scalable infrastructure to embed and search very large number of documents.
Ability to move fast in an environment where things are sometimes loosely defined and may have competing priorities or deadlines.
Expertise in ML
Strong English skills (B2 and higher)
Strong verbal and written communication skills.
Ability to work independently and collaborate in a group.

Nice-to-Have Skills:

Agile certification
Oracle/Microsoft attestations and certifications
Domain knowledge - Trading and Capital Markets

About the Company

Established in 2004, ALLSTARSIT was founded with a clear vision: to enhance the landscape of global IT employment by bridging the gap between companies and skilled professionals. The core belief was that assembling a team shouldn't be hindered by geographical constraints. Fast forward to the present day, ALLSTARSIT stands as an international outstaffing service provider committed to change the way businesses recruit, compensate, and oversee top talent worldwide.

With operational hubs scattered across Europe, Asia, and LATAM, and its headquarters situated in San Francisco, US, the company boasts a workforce of over 1,000 adept professionals. Spanning across more than 20 countries, ALLSTARSIT offers a diverse range of skilled employees across various verticals, including AI, cybersecurity, healthcare, fintech, telecom, media, and so on.

About the Project

Our client is a pioneer in bringing together enterprise networking and security into a single, centralized global cloud service. It is led by an industry veteran with a strong background in founding and investing in leading cybersecurity companies. Its innovative technology helped inspire an entirely new product category that was later defined by Gartner as “SASE,” a market projected to reach $28.5 billion by 2028.

Required skills:

• Strong will and aspiration in making the first step in the Networking and Information Systems Security industry.
• Strong computer skills with an emphasis on Networking, TCP/IP, Firewalls, and proxy servers.
• CCNA Certification or equivalent knowledge level.
• Familiarity with VPNs, IPSEC, security protocols, and standards.
• Great troubleshooting abilities and passion to dive into complicated technical problems in real production environments.
• Excellent oral and written communication skills with a passion for working with customers.
• Fluent English, both written and spoken - a must
• Ability to adapt and work efficiently in a rapidly changing, dynamic environment with a willingness to manage multiple simultaneous tasks.
• Ability to work effectively and thrive in a fast-paced environment.
• Ability to work with a globally dispersed, cross-cultural team
• Team player
• Commitment is required for a minimum of 5 shifts a week as well during weekends.
• Experience working with Cloud, SaaS technology provider- Advantage.
• Previous experience as a Support Engineer (Tier 1– security companies) will be a big advantage.

Scope of work:

• Provide technical support for Cato Networks customers around the world.
• Own and manage customer issues and see problems throughout resolution.
• Research, diagnose, troubleshoot, and identify solutions to resolve customer issues, keeping a positive and “can-do” attitude.
• Be a focal point for the customer’s needs and become a trusted advisor with customers by deeply understanding their business and aligning their needs with our solutions.
• Act as a customer advocate internally while effectively collaborating with internal teams, including product management, engineering, sales, and finance.
• Track and monitor customer status and identify both areas of concern and growth opportunities.
• Be a part of building and expanding the company’s Global Support Services.

Data Science UA is a service company with deep expertise in AI and Data Science. Our story started in 2016 with the first Data Science UA Conference in Kyiv, and since then, we’ve built one of the largest AI communities in Europe.

About the client:
Our client is a global Solution Integrator specializing in enterprise-grade infrastructure, platform engineering, and cloud-native architectures. They partner with the world's leading technology vendors to help organizations design and implement transformative solutions that drive innovation, efficiency, and growth. 
 

Office location: Vilnius (hybrid format, office visit 1-2 times a week)

About the role: 
We are looking for a Full Stack Engineer to join the CTO Office and take ownership of our client’s product development lifecycle. You'll work hand-in-hand with the CTO Office team, taking initiatives that have been validated as POCs and leading them into production-grade, scalable solutions.

Responsibilities:
- Take validated POCs from the CTO Office and architect, build, and ship them as production-ready applications
- Design and develop full-stack solutions — modern frontends paired with robust, scalable backends
- Build and deploy within the AWS ecosystem (Lambda, ECS/EKS, DynamoDB, S3, RDS, API Gateway, CDK/CloudFormation, and more)
- Own the CI/CD pipeline — design, build, and maintain automated workflows using GitHub Actions
- Design and build internal agentic AI solutions using LangChain and LangGraph — from multi-step agent orchestration to RAG pipelines and tool-augmented workflows
- Leverage Agentic IDE tools (Cursor, Claude Code, and similar) as a core part of your development workflow, applying best practices around skills, MCPs, agents, and prompt engineering to accelerate delivery
- Collaborate closely with the CTO Office, product stakeholders, sales, and pre-sales teams to translate business needs into elegant technical solutions 
- Make pragmatic technology decisions that balance speed, quality, and maintainability

Requirements:
Must-Have:
- 5+ years of professional full-stack development experience
- Frontend: Strong proficiency with Vue.js or React (with modern tooling such as Nuxt/Next.js, TypeScript, Vite, Tailwind CSS)
- A builder's mindset — you thrive on taking something from prototype to production
- Understanding of system design principles — you can architect scalable, reliable distributed systems and make sound trade-offs
- Grasp of data structures and design patterns — to work alongside your Agentic IDE you write efficient, well-structured code
- Backend: Solid experience with Python and modern frameworks — primarily FastAPI, or Django/Flask
- Hands-on experience with the AWS cloud ecosystem — you've built and deployed real workloads on AWS
- Hands-on experience building agentic AI systems with LangChain and LangGraph — including multi-agent orchestration, tool use, and RAG patterns
- Proven experience designing and maintaining CI/CD pipelines with GitHub Actions including automated PR based Code Reviews.
- Working knowledge of Agentic IDEs and AI-assisted development (Cursor, Claude Code, Windsurf, or similar) — including familiarity with skills, MCP servers, agents, and AI-driven development best practices
- Strong understanding of RESTful API design, relational and NoSQL databases, and cloud-native architecture patterns

Nice-to-Have:
- Experience with Amazon Bedrock and/or Azure AI Foundry for building and deploying AI/ML solutions on managed cloud platforms
- Experience with Infrastructure as Code (AWS CDK, Terraform, CloudFormation)
- Experience in security infrastructure (IDP, authentication protocols - S) and writing secured applications 
- Security & Identity - understanding of application security, including SSL/TLS certificates, secret management, and identity providers (IDP). Experience implementing authentication and authorization protocols such as SAML, OAuth2, and JWT.
- Foundational SRE knowledge, including monitoring, logging, and observability (e.g., CloudWatch, Prometheus, ELK) to ensure production stability and performance.
- Familiarity with FinOps concepts, cloud cost management, or multi-cloud environments
- Experience building data-driven tools — predictive models, analytics dashboards, or recommendation engines
- Exposure to Azure services alongside AWS
- Experience with containerization and orchestration (Docker, Kubernetes)
- Background in B2B SaaS or enterprise software development

Meet the YozmaTech

YozmaTech isn’t just another tech company – we’re a global team of go-getters, innovators, and A-players helping startups and product companies scale smarter and faster.
We build dedicated development teams across 10+ countries, creating strong, long-term partnerships based on trust, transparency, and real impact.
Here, every idea counts. We value people who are proactive, open-minded, and ready to grow. If you’re passionate about building meaningful products and want to join a team that feels like family – you’ll feel right at home with us.

Our client is looking for a Senior Full Stack Engineer with strong expertise across both frontend and backend, a passion for building scalable, high-quality products, and proven ability to handle end-to-end feature development.

In this role, you’ll play a key part in advancing our web architecture, improving system performance, and enhancing the overall development standards of our platform. You’ll work on complex real-time products, helping shape fast, reliable, and user-friendly experiences.

If you enjoy solving technical challenges, working with modern technologies, and creating clean, efficient solutions — we’d love to connect.

This role offers the opportunity to make a direct impact on product quality, technical decisions, and overall platform growth within a fast-moving and collaborative environment.

Key Requirements:
🔹 5+ years of software engineering experience, with strong frontend expertise in modern JavaScript frameworks (React, Angular, Vue), TypeScript, and modern build tools (Vite, Next.js, SWC);
🔹 Proven experience improving frontend architecture and scaling web applications;
🔹 Strong understanding of TypeScript, build tools (Webpack, Vite), and browser APIs;
🔹 Solid backend fundamentals 5+ years — API design, data flow management, and building scalable systems with Python as a must-have and Node.js considered a strong plus.
🔹 Hands-on experience with AI tools such as Cursor, Claude, and ChatGPT
🔹 Product-oriented mindset with strong attention to UX, quality, and maintainability;
🔹 Strong communication skills and the ability to work effectively in cross-functional teams;
🔹 English – Upper-Intermediate or higher.

What you will do:
🔹 Drive frontend improvements by introducing better development practices, tools, and modern technologies;
🔹 Design and develop scalable, high-performance web applications using React and modern frontend frameworks;
🔹 Take ownership of features from planning to production, including technical design, implementation, and optimization;
🔹 Work closely with Product, Design, and engineering teams to deliver smooth and intuitive user experiences;
🔹 Support backend development in Python to ensure strong integration across the full product stack;
🔹 Improve development processes, code quality, testing, and overall engineering efficiency;
🔹 Focus on performance, reliability, and maintainability across the platform;

Interview stages:
🔹 HR Interview
🔹 Intro Call
🔹 Technical Interview
🔹 Final Interview
🔹 Reference Check
🔹 Offer

Why Join Us?

At YozmaTech, we’re self-starters who grow together. Every day, we tackle real challenges for real products – and have fun doing it. We work globally, think entrepreneurially, and support each other like family. We invest in your growth and care about your voice. With us, you’ll always know what you’re working on and why it matters.
From day one, you’ll get:
🔹 Direct access to clients and meaningful products;
🔹 Flexibility to work remotely or from our offices;
🔹 A-team colleagues and a zero-bureaucracy culture;
🔹 Opportunities to grow, lead, and make your mark.

After you apply

We’ll keep it respectful, clear, and personal from start to offer.
You’ll always know what project you’re joining – and how you can grow with us.

Everyone’s welcome

Diversity makes us better. We create a space where you can thrive as you are.

Ready to build something meaningful?

Let’s talk. Your next big adventure might just start here.

We're looking for a Senior with 8+ years of experience with a strong knowledge of both Ruby on Rails and Typescript.

Senior Ruby developer ASAP
(Please, send candidates only with the relevant skills specified in the white label CVs!)

FTE: Full time (40 h per week)
Timeline: 3-6 months (tbd)
Start: ASAP
English: B2
Recruitment process: a tech check with us, then an interview with the client

Requirements:
A Full-Stack Craftsman: You are an expert in Ruby on Rails and TypeScript, capable of building everything from complex dashboards and billing UIs to sleek documentation platforms.

The "DevEx" Champion: You have a natural empathy for other developers. You’ll develop deep knowledge of our platform (Pub/Sub, Chat, LiveSync) and use the product yourself to gain a first-hand understanding of the developer experience.

Comfortable with Ambiguity: You thrive in high-level vagueness. You can take a feature from a loose concept to a shipped product with minimal hand-holding, identifying problems and proposing solutions independently rather than waiting for a roadmap.

Accountable & Reliable: You take pride in high-quality, well-tested code. You meet your delivery commitments, provide realistic estimates based on technical complexity, and communicate proactively if a timeline is ever at risk.

An Owner: You monitor what you build in production and take personal ownership of quality issues. You see a feature through its entire lifecycle, from the first line of code to the final metric.

Our Client is a cybersecurity software company that specializes in network and cloud security policy management and automation. It's platform helps large enterprises visualize, automate, and enforce consistent security policies across complex hybrid environments — including firewalls, cloud services, SASE, SD-WAN, and microsegmentation — while ensuring compliance and reducing risk.

Position Description:

This role combines excellent technical skills, driving multidisciplinary Data Science initiatives within complex, security policy management systems. The role drives the development of innovative, production-grade AI capabilities - including security AI agents and advanced machine learning models built on complex security data. Original thinking, deep technical rigor, intellectual agility, and exceptional problem-solving are essential.

Key Responsibilities

• Develop Data Science initiatives from problem definition through validation, production deployment, and monitoring of AI systems
• Develop security-focused AI agents and reasoning systems
• Develop advanced ML capabilities, including predictive modeling, anomaly detection, and classification
• Adapt and fine-tune LLM technologies for domain-specific security use cases

Position Requirements:

• M.Sc. in Data Science, Computer Science, Statistics, Mathematics, or a related quantitative discipline
• At least 3 years of hands-on Data Science experience, delivering end-to-end solutions into production environments
• Deep understanding of machine learning theory and practical model behavior
• Expertise in Python and the modern Data Science ecosystem (NumPy, Pandas, Scikit-learn, PyTorch / TensorFlow, etc.)
• Solid understanding of LLM architectures and fine-tuning methodologies
• Excellent interpersonal skills and proven ability to work within multidisciplinary product teams
• Strong analytical rigor and structured problem-solving capability

We are looking for an experienced Head of Media Buying to join our team. In this role, you will lead and scale performance marketing operations across Tier-1 European markets, driving user acquisition, profitability, and sustainable growth. If you are passionate about performance marketing, data-driven decision-making, and building high-performing teams, we would love to hear from you!

HOW YOU WILL MAKE AN IMPACT

• You will develop and execute media buying strategies across Tier-1 European markets;
• You will manage and optimize multi-channel paid acquisition campaigns across Meta Ads, Google Ads, TikTok Ads, Programmatic/DSP, Push & In-App traffic, Influencer partnerships, ASA, and UAC;
• You will own media planning, budget allocation, and performance forecasting;
• You will manage monthly advertising budgets ranging from €300k to €1M+ while ensuring profitability and sustainable growth;
• You will monitor and improve key performance metrics such as CAC, CPA, CPI, CPL, ROAS, ROI, ROMI, LTV, Payback Period, and Contribution Margin;
• You will lead and mentor cross-functional performance teams, including Media Buyers, Creative Strategists, Designers, Analysts, and Tracking Specialists;
• You will collaborate closely with product, CRM, analytics, and creative teams to maximize acquisition and retention performance;
• You will build scalable acquisition processes, operational frameworks, and reporting structures;
• You will ensure accurate attribution, tracking, and data collection across all acquisition channels;
• You will continuously test, analyze, and optimize campaigns to identify new growth opportunities.

WHAT WILL HELP YOU SUCCEED IN THE ROLE

• 5+ years of experience in Performance Marketing or Media Buying;
• 2+ years of experience in a leadership position such as Head of Media Buying, Performance Lead, or Acquisition Lead;
• Proven experience working with Tier-1 European markets;
• Hands-on experience managing advertising budgets of €300k–€1M+ per month;
• Strong track record of scaling profitable acquisition campaigns;
• Experience in highly competitive industries such as iGaming and Sports Betting;
• Deep understanding of acquisition economics, including CAC, CPA, CPI, CPL, ROAS, ROI, ROMI, LTV, Payback Period, Contribution Margin, Revenue Attribution, Incrementality, Cohort Analysis, Funnel Optimization, and Retention Impact;
• Strong analytical mindset with the ability to make data-driven decisions;
• Excellent leadership, communication, and stakeholder management skills;
• Upper-Intermediate English level or higher.

REQUIRED SKILLS

• AppsFlyer, Adjust, Kochava, or Singular;
• Google Analytics 4 (GA4);
• Google Tag Manager (GTM);
• Meta Conversion API (CAPI);
• Server-side tracking;
• Postback integrations;
• Attribution and analytics systems.

WILL BE A PLUS

• Experience launching and scaling acquisition strategies for mobile-first products;
• Experience working with influencer and performance partnership channels;
• Strong understanding of marketing automation and CRM-driven acquisition initiatives;
• Experience building and scaling international performance teams;
• Knowledge of advanced experimentation frameworks and incrementality testing.

HOW WE WILL KEEP YOU SMILING

• Flexible working hours and a remote work setup, so you can plan work around your life and not your life around work!
• Unlimited vacation days and paid sick leave—because your rest matters.
• A competitive compensation that truly reflects your skills and expertise.
• Employee referral bonus and gifts to celebrate your special occasions.
• 50% financial support for learning expenses to supercharge your professional growth!
• A positive atmosphere where you always feel respected and truly belong.
• Inspirational team-building activities that turn colleagues into best friends.
• Wellness benefits: We’ll support your sports passions, from yoga classes to gym memberships.
• Co-working space reimbursement to save your nerves from always working from home :)

Join the Data Engineering team to contribute to the ongoing maintenance and improvement of an internal assistant that uses hosted APIs and internal knowledge sources, with a focus on reliability, retrieval quality, and operational excellence.

• Responsibilities:

  • Maintain and enhance ingestion/enrichment pipelines for internal content (parsing/extraction, normalization, metadata enrichment, deduplication, and quality monitoring)
  • Implement and maintain access-aware retrieval by propagating/enforcing document permissions through indexing and query-time filters, including audit logs and validation tests
  • Improve source attribution so responses reliably point to the correct documents and sections in a consistent format.
  • Extend and harden tool/workflow execution and automations (scheduled/trigger-based), including retries, timeouts, idempotency, concurrency controls, and run history
  • Operate the platform in production: observability (logs/metrics/tracing), alerting, incident support, performance tuning, and cost controls, plus runbooks and handover documentation

• Mandatory Skills Description:

  8+ years of hands-on experience in Data Science and 2+ years in Machine Learning, with a proven track record, demonstrated through a robust portfolio of projects.
  Strong programming skills in languages such as Python and familiarity building ETL pipelines.
  Expertise in SQL and experience with both relational (preferably Postgres) and NoSQL databases
  Solid experience with OpenSearch
  Familiarity with AWS cloud platform and its services.
  Experience with version control systems (e.g., Git) and CI/CD pipelines.
  Ability to build scalable infrastructure to embed and search very large number of documents.
  Ability to move fast in an environment where things are sometimes loosely defined and may have competing priorities or deadlines.
  Expertise in ML
  Strong English skills (B2 and higher)
  Strong verbal and written communication skills.
  Ability to work independently and collaborate in a group.

• Nice-to-Have Skills Description:

  Agile certification
  Oracle/Microsoft attestations and certifications
  Domain knowledge - Trading and Capital Markets

The DataOS team at AppsFlyer is building and operating a reliable, high-scale data platform that powers analytics and product capabilities across the company.
We process more than 150 billion events per day and manage petabyte-scale historical data. Our team owns much more than a traditional “data lake” — including schema management, ETL pipelines, and interfaces to and from storage.

If you’re excited by scale, ownership, and building production-grade data systems, we’d love to meet you.

Tech stack highlights

Key technologies include:

• Processing and streaming: Spark, Kafka
• Data lake and formats: S3, Parquet, Delta Lake, Iceberg, Hadoop, Hive
• Cloud and compute: AWS, EMR/EMR Serverless, Athena
• Analytics and data platforms: BigQuery, BigLake, Aerospike, AWS Glue, Databricks Delta Engine
• Languages: Scala, Python (team focus), plus a broader polyglot engineering environment across AppsFlyer

What you’ll do:

• Design, build, and evolve large-scale data pipelines from raw ingestion to production-ready datasets.
• Develop and maintain Spark/Scala-based data processing workflows for both batch and streaming use cases.
• Own data platform reliability, quality, and performance in production environments.
• Collaborate with engineers, product owners, and stakeholders to define and deliver robust data solutions.
• Help shape engineering standards and operational practices as the DataOS team grows.

What You Bring:

• 3+ years of software engineering experience, with strong hands-on Scala and/or Java development.
• Strong Java core fundamentals.
• Proven experience with Spark and Kafka in production environments.
• Experience with the Hadoop ecosystem and distributed data processing platforms (AWS, GCP, Azure, CDP, MapR, or similar).
• Hands-on AWS experience, especially with S3 and EMR/EMR Serverless (Athena is a strong advantage).
• Experience building and operating cloud-based, high-scale distributed systems.
• Strong analytical and interpersonal skills, with the ability to work effectively across engineering and business teams.
• Professional spoken and written English.

Bonus Points:

• Knowledge of Scala is a plus.
• Experience with AWS authentication/authorization and cloud security fundamentals.
• Experience with CI/CD pipelines and tooling.
• Experience with DevOps and infrastructure-as-code tools (e.g., Terraform).
• Experience in SaaS product companies.
• Referred by an AppsFlyer employee.

Benefits:

• Health Insurance
• Paid Unlimited Vacation Days + all national holidays + additional recharge days
• Meals Reimbursement
• Sport Reimbursement
• Breakfast in the office
• Mental health program
• Team building, happy hours, and other team activities
• Paid sick days
• Snacks, fruits & ice cold beer
• All new team members are provided with a brand-new Mac laptop with 2 monitors and a Starter package

We are looking for a Middle or Senior DevOps Engineer to join our team. We are currently managing a dual infrastructure environment that includes both microservices and modular monolith architectures.

Your primary focus will be ensuring the stability of our current production engine while simultaneously preparing and configuring the infrastructure for our new system. This role is about maintaining high operational standards, ensuring everything is "trackable", and taking full ownership of our security maintenance and monitoring ecosystems. We value steady execution and a proactive approach to reducing manual work.

Key responsibilities

• Infrastructure Management:
  • Provision and configure the production and staging environments.
  • Manage and support the existing production infrastructure to ensure consistent performance.
• Security Ownership:
  • Take full responsibility for the security lifecycle across all environments.
  • Manage and execute regular security updates, OS patching, and system hardening.
  • Implement and manage API security measures, ensuring robust protection against API-specific vulnerabilities and DDoS attacks.
  • Oversee the overall security posture to ensure our infrastructure remains protected and compliant.
• Observability & Monitoring:
  • Configure alerts, health checks and dashboards to maintain high visibility into the health of infrastructure.
  • Regularly review of monitoring tickets as well as escalate of outstanding issues to development team.
• Automation & Efficiency:
  • Identify repetitive manual processes and eliminate them through automation (Bash/Python, CloudFormation).
  • Maintain and optimize the CI/CD build processes for mobile applications (specifically iOS and Android) to ensure reliable app delivery.
  • Ensure all infrastructure changes are documented, reproducible, and cost-efficient.
• Inter-team Collaboration:
  • Support the development teams with infrastructure needs and deployment workflows.
  • Escalation of outstanding monitoring alarms to development teams
  • Collaboration with dev teams to implement complex changes
  • Prioritizing planned tasks vs. monitoring tickets (backlog management)

Requirements

• Experience: 4-6+ years in DevOps/SRE (Strong Middle/Senior).
• AWS Expertise: Practical knowledge of VPC, RDS (MySQL), and compute services (ECS/Beanstalk).
• Tools: Proficiency with Docker, Git, and CloudFormation.
• Automation: Strong scripting skills (Bash/Python) to reduce manual work.
• Security: A broad understanding of infrastructure security, with a specific focus on API security.
• Operational Discipline: A drive to keep environments clean, documented, and reliable.
• AI-Assisted Engineering: Experience using AI tools (Claude Code, Codex CLI, Antigravity, GitHub Copilot) to accelerate scripting, IaC development, and documentation.
• Proactivity: High energy and a "self-starter" mindset - you don't wait for a Jira ticket to fix a visible infrastructure bottleneck.
• Strong communication skills
• Language: Upper-Intermediate English.

Technical Stack

• Cloud & IaC: AWS (EC2, VPC, ASG, ALB, Lambda, S3, CloudFront), CloudFormation, Docker
• Main Platforms: PHP (Magento), JavaScript, Python
• Databases: RDS (MySQL), ElastiCache (Redis), MongoDB
• Observability: AWS CloudWatch, Route53 health checks, Graylog
• Process: GitHub, GitHub Actions, JIRA/Confluence.

What We Offer

• 100% Remote.
• Ownership: Direct influence on the observability and security/compliance of the project.
• Direct Access: transparent team collaboration
• Stability: Competitive salary with long-term growth potential.

PayAdmit is an international FinTech company specializing in payment orchestration and comprehensive B2B payment solutions

We are looking for a proactive and results-driven Account Manager to strengthen client relationships and support business growth

Requirements:

• At least 3 months of experience in B2B sales (preferably in FinTech)

• English proficiency at B2 level or higher

• Experience in direct/active sales

• Experience in preparing commercial proposals

• Strong planning and objection-handling skills

• Experience working with service contracts

• Analytical mindset with forecasting ability

• Ability to process large volumes of data with strong attention to detail

Preferred Qualifications:

• Background in FinTech, IT, Cryptocurrency, or Blockchain

• Experience in selling payment solutions or working with payment systems

• Previous experience as an Account Manager

Key Responsibilities:

• Build and maintain long-term relationships with clients and partners

• Identify client needs and ensure high levels of satisfaction

• Conduct market and competitor research to identify growth opportunities

• Execute and follow through on sales strategies

• Prepare and manage documentation (contracts, invoices, commercial proposals)

• Monitor and analyze client portfolios and performance metrics

• Collaborate with internal teams to ensure high service quality

• Participate in industry-related events and conferences (online and offline)

Working Conditions:

• Full-time position: Monday–Friday, 10:00 AM – 7:00 PM

• Remote work format

• Access to all necessary tools for productive workflow

• Company-sponsored professional development (courses, seminars, new projects)

• Corporate English learning support

• Opportunities for career growth across different projects and roles

Looking to take your .NET expertise to the next level while working on high-impact FinTech solutions? This role offers the chance to contribute to scalable, cloud-native systems that empower thousands of businesses worldwide.
We’re seeking a Senior .NET Developer to join our team, collaborating with talented engineers, product managers, and designers to deliver innovative financial technology.
At Sigma Software, we work with some of the most forward-thinking companies in the industry. This opportunity will let you grow professionally while making a tangible difference in a fast-paced, regulated environment.

CUSTOMER

Our customer is a leading FinTech company providing embedded financing solutions for platforms and marketplaces. Their mission is to enable businesses to offer flexible credit products to customers, helping SMEs access funding quickly and efficiently.
The customer is recognized for innovation in embedded finance, serving thousands of businesses globally and partnering with major platforms. They operate in a regulated environment with a strong focus on scalability, performance, and security.

PROJECT

The project involves enhancing and expanding customer’s embedded finance platform, which integrates directly into partner services to deliver fast, flexible funding to SMEs. You’ll work on a modern tech stack, building features that improve customer and partner experiences while ensuring reliability in production.
Key Technologies: C#, .NET Core, Angular 18, AWS, CI/CD, Docker/Kubernetes, Kafka/RabbitMQ, Datadog, relational & NoSQL databases

Job Description

• Design, build, and deliver features and projects across C#, .NET Core, and Angular stack
• Write clean, maintainable, and well-tested code (unit/integration/e2e)
• Take ownership of features from requirements breakdown to deployment
• Deploy and monitor services in AWS cloud-native environments
• Handle production issues and incidents with accountability
• Collaborate with Product, Design, and Engineering teams in Agile practices
• Contribute to continuous improvement of systems and processes

Qualifications

• 5+ years of experience in software development with strong OOP and system design skills
• Solid hands-on experience with .NET (C#) and Angular
• Understanding of software testing concepts and practices
• Expertise in cloud-native and DevOps practices (CI/CD, automation, monitoring)
• Experience with relational and NoSQL databases
• Knowledge of non-functional requirements (performance, security, availability)
• Proven experience in FinTech, payments, banking, or regulated financial environments
• Upper-Intermediate English level or higher

WILL BE A PLUS

• Experience with Docker/Kubernetes
• Familiarity with event-driven architectures (Kafka, RabbitMQ)
• Proficiency with observability tools (Datadog or similar)
• Knowledge of domain-driven design (DDD) and complex domain modeling

PERSONAL PROFILE

• Growth mindset, curiosity, and proactivity
• Strong problem-solving skills balancing complexity and simplicity
• Feedback-oriented, open to giving and receiving constructive input
• Ownership & accountability in delivering commitments
• Team player with strong collaboration skills
• Adaptability to changing priorities
• Excellent communication skills across disciplines

Full Remote·Countries of Europe or Ukraine·2.5 years of experience·English - B2·Fintech

We’re looking for a proactive Outreach Virtual Assistant/Leadgeneration Specialist to support our sales team by building and managing outbound pipeline.

This role is ideal for someone who understands outreach mechanics, is comfortable with volume, and wants to grow into a sales-focused role.

What You’ll Do

• Run high-volume outbound outreach (LinkedIn, email, etc.)
• Identify and research potential leads (founders, decision-makers, heads of departments)
• Personalize outreach messages based on ICP and context
• Manage follow-ups and keep pipeline active
• Manage and update CRM records, spreadsheets, and follow-up queues
• Track outreach performance (reply rates, conversions)

• Support the team with lead research and data enrichment

   

You’re a Great Fit If

• You have experience in outreach / lead generation / SDR support
• You’re comfortable working with outreach targets and volume
• You know how to research and personalise messages
• You can balance speed and quality in execution
• You’re structured, organised, and consistent in daily work

• You work independently and proactively improve workflows

   

Required Skills

• Strong written English (Upper-Intermediate+)
• Experience with outbound outreach or lead generation
• Ability to manage pipelines, follow-ups, and structured workflows
• Confidence working with Google Sheets / CRM systems

• Attention to detail and consistency

   

Nice-to-Have

• Experience with cold email tools (Apollo, Lemlist, Instantly, etc.)
• Familiarity with LinkedIn Sales Navigator
• Basic understanding of B2B sales funnels
• Experience with automation tools (Zapier, Make)
• Experience using AI tools (ChatGPT, etc.) for outreach

• Experience working with US / EU markets

   

With Us You’ll Have

• Fully remote and flexible working schedule
• Performance-driven compensation (hourly or mission-based)
• Fast-moving, no-micromanagement startup environment