Jobs Developers

We're a small AI consultancy looking for a reliable contractor to handle project delivery on a per-project basis.

Our typical projects involve AI chatbots, LLM integrations, voice agents, and automation pipelines. 

Required: React/Next.js, Python (FastAPI/Flask), LLM API experience (OpenAI, Anthropic), Supabase or similar. 

Nice to have: n8n, Vapi, ElevenLabs, RAG pipelines.

What we offer

• Per-project engagement with flexible scheduling.
• Interesting, varied work across AI and automation.
• A straightforward, low-overhead collaboration with a small expert team.

Responsibilities

• Take ownership of full project delivery end-to-end.
• Build and integrate AI-powered web applications and backend services.
• Work independently with clear communication and reliable turnaround.

Languages

• English: B1 (Intermediate) or higher
• Ukrainian: Native

Our client is the leading SaaS provider of independent, highly automated financial aid management software solutions, supporting diverse enrollment models for higher education institutions in the U.S. Their solutions integrate with established student information systems, helping institutions improve efficiency, reduce errors, grow new programs, and deliver enhanced financial aid services for students.

This position is to join the client's Product Development team, which delivers high-quality products using a fast-paced Agile development model. The Software Engineer will contribute to the design, implementation, and testing of multiple SaaS products for the higher education market. 
Specifically, you will:

• Develop and maintain features using C#, ASP.NET MVC, and .NET Core;
• Build and maintain RESTful APIs with ASP.NET Web API;
• Write and optimize SQL Server queries and stored procedures;
• Collaborate with team members to design functional and technical specifications;
• Develop and automate unit tests;
• Troubleshoot and resolve software defects efficiently;
• Communicate proactively with team members to clarify requirements and prevent delays;
• Think creatively and thrive in a fast-paced, collaborative environment.

Required Skills and Experience:

• Strong experience with C#, ASP.NET MVC, and ASP.NET Web API;
• Solid understanding of RESTful API design principles and best practices;
• Strong SQL Server experience, including queries and stored procedures;
• Proficiency in JavaScript and modern frontend development;
• Experience developing software products with complex business rules;
• At least 5 years of professional software development experience;
• Demonstrated problem-solving skills and ability to work effectively in a fast-paced environment;
• Excellent communication skills and a proactive, team-oriented approach;
• Attention to detail and a commitment to high-quality work;
• Willingness to follow established policies, including time tracking, timely communication, and providing notice for planned time off;
• Ability to work occasional overtime and participate in on-call coverage, including weekends if required.

Nice-to-Have Skills:

• ReactJS, Kendo UI, Node.js;
• Docker, Kubernetes, MongoDB;
• .NET 10 / .NET Core experience.

We offer:

• Competitive market salary;
• Fully remote work;
• Convenient and somewhat flexible work hours (you will have to work until 20:00 Kyiv time GMT+3, or 1 pm EST);
• 28 days of paid time off per calendar year;
• Working on a very socially valuable product, alongside a highly professional, US-based, international team;
• Interesting challenges and the ability to grow and learn.

The client is an innovative global fintech leader behind USDT, the world’s largest and most widely used stablecoin.

We are looking for a Senior Backend Engineer with strong expertise in blockchain and crypto infrastructure to design, build, and scale high-performance backend systems interacting with EVM-based networks. This role focuses on blockchain integrations, transaction processing, distributed systems, and secure financial infrastructure at global scale.

Responsibilities:

• Design, build, and maintain scalable backend services using Node.js (JavaScript/TypeScript)
• Develop and optimize blockchain integrations with EVM-compatible networks
• Implement Web3-based interactions (smart contract calls, transaction signing, event indexing)
• Build secure services for transaction processing, wallet operations, and balance tracking
• Integrate with RPC providers, blockchain nodes, and third-party crypto services
• Design event-driven and distributed architectures for high-load financial systems
• Optimize gas usage, transaction batching, and on-chain/off-chain communication
• Implement monitoring, logging, and alerting for blockchain infrastructure
• Ensure security best practices in key management, signing flows, and API protection
• Write production-grade, well-tested code (unit, integration, load tests)

• Collaborate with product, DevOps, and security teams in a fully remote environment

   

Requirements:

• 7+ years of backend development experience
• Strong proficiency in JavaScript / TypeScript
• Deep experience with Node.js in production environments
• Hands-on experience with Web3 libraries (ethers.js, web3.js, viem, etc.)
• Strong understanding of EVM architecture and smart contracts
• Experience designing scalable distributed systems
• Strong understanding of security best practices in crypto environments

• Hands-on experience with Docker and containerized environments

   

  We are offering:

• Transparent strategy and thoughtful management that keep everyone aligned
• Space for personal growth and career development without limits
• A culture of continuous learning: internal courses, workshops, and English classes twice a week
• Skill up events where we share experience and stay on top of trends
• Competitive perks: flexible schedule, a strong compensation package, support for professional certifications, and generous vacation policy
• Team spirit that thrives through regular events, gatherings, and celebrations

Akvelon is a known USA company, with offices in places like Seattle, Mexico, Ukraine, Poland, and in other European cities. Our company is an official vendor of Microsoft and Google. Our clients also include Amazon, Evernote, Intel, HP, Reddit, Pinterest, AT&T, T-Mobile, Starbucks, and LinkedIn. To work with Akvelon means to be connected with the best and brightest engineering teams from around the globe and working with an actual technology stack building Enterprise, CRM, LOB, Cloud, AI and Machine Learning, Cross-Platform, Mobile, and other types of applications customized to client’s needs and processes.

We are looking for a skilled and talented Senior/Middle Full Stack Engineer (React + Node.js) to join our project.

Requirements:

• 3+ years of software development experience with Javascript, Typescript, ES6.
• Experience with React, NextJS.
• 3+ years of software development experience with NodeJs/NestJs.
• Hands-on experience with GraphQL and PostgreSQL
• Comfort working in a highly agile, intensely iterative software development process.
• Good communication skills. Ability to discuss complex topics with technical and non-technical audiences
• At least an Upper-intermediate level of English (both written and spoken). B2 is essential.
   

Nice to have: 

• MQTT.
• Experience with React Native, and WebSockets.
• Experience working with Startups.
• Experience with Azure, IoT Hub, Microsoft Entra ID.
   

Responsibilities:

• Work cross-functionally with product, design, and other engineering counterparts to execute on product and business strategy.
• Contribute to the full development cycle: technical design, development, test, experimentation, analysis, and launch. 
• Review code and design docs, give feedback on product specs and mocks.
• Participate with a team of thoughtful, fast-moving, and motivated engineers.
• Contribute to standards that improve developer workflows, recommend best practices.
• Continuously learn and improve your technical and non-technical abilities.
   

Overlap time requirements: Overlap 8-9pm according to Kyiv time.

Working conditions and benefits:

• Paid vacation, sick leave (5 days without sickness list)
• Official holidays — 11 days considered public holidays
• Professional growth while attending challenging projects and the possibility to switch your role, master new technologies and skills with company support
• Flexible working schedule: 8 hours per day, 40 hours per week
• Personal Career Development Plan (CDP)
• Paid external training, conferences, and professional certification that meets the company’s business goals
• Internal workshops & seminars
• Corporate library (Paper/E-books).
   

Looking for an exciting career? Apply now and become part of our success story.

😊 About us
 

ZentixSoft is a young British-Ukrainian full-cycle IT company where we value People over processes. We need a "logic wizard" who can bridge the gap between human intent and strict algorithmic execution.
 

📝 About the project & conditions

This is a unique challenge: you will design a system that takes user intent (JSON) and mathematically generates error-free C# (NinjaScript) and C++ (MQL5) source code. You don't need to be a Wall Street quant, but you must love solving complex logical puzzles and building systems that require absolute precision.
 

• Format: Full-time, Outstaff
• Location: 100% Remote.
• Duration: Long-term.

• Start: ASAP.

   

😉 What we expect from you

• 💎 Node.js Expert: 5+ years in software development with a focus on complex backend architecture (NodeJS/TypeScript).
• 📈 Trading Platform Expertise: Deep hands-on experience with MQL5 (MetaTrader 5) or  NinjaScript (C#-based for NinjaTrader). You must understand their specific syntax and execution environments.
• 🧠 Compiler Theory: Solid understanding of lexing, parsing, Abstract Syntax Trees (AST), and code generation principles.
• 🏗️ "Meta-Programming" Mindset: Experience building tools that generate other code, rule engines, or complex state machines.
• ⚙️ Strict Logic: You understand that "floating point math" is tricky in trading. You write defensive, deterministic, and memory-efficient code.
• 🌍 English: Intermediate Strong (clear technical communication).
   

🚀 Your responsibilities

• NL-to-Code Conversion: Design the core logic for translating natural language into functional MQL5 and NinjaScript code.
• System Architecture: Establish the backend architecture using Node.js for core services.
• Quality & Validation: Ensure the generated code is syntactically perfect, secure, and optimized for live trading environments.
• Research: Stay at the forefront of automated trading and LLM-driven code generation.
   

🌟 Would be a big plus

• 🦀 Rust: Experience with Rust for building high-performance conversion engines.
• 🤖 LLM Integration: Experience working with LLMs for code generation and fine-tuning.
• ☁️ Cloud & Data: Hands-on with AWS (Serverless, Aurora RDS, PostgreSQL).
   

✨ What awaits you at ZentixSoft

• 📈 Professional Growth. Individual development plans for your career path.
• 💵 Salary Review. A structured policy to ensure your compensation grows.
• 🎓 Knowledge Sharing. Access to workshops and internal training.
• 🗣️ English. We fully cover classes with a teacher.
• ⚖️ Work-Life Balance. We work without overtime and respect your personal time.
• 🦾 Trust. Zero micromanagement — only freedom in making technical decisions.
  
  📩 If you love solving complex logical puzzles and building systems that "write code" — send your CV!

Who we are looking for
a skilled Python Engineer to join our team, building intelligent, secure, and scalable solutions. 

Important!
This role involves regular travel to the Netherlands to collaborate closely with the client, run in-person consulting sessions at the WeAreBrain office in Amsterdam, and occasionally visit the client’s office. Candidates must have the flexibility and ability to travel within Europe. 

Tech Stack
— Python 3.9+, FastAPI, Flask, PydanticAI, LangChain
— SQLAlchemy, PostgreSQL, SQLite, MongoDB, Redis, Kafka
— PaddleOCR, Tesseract, custom NLP models
— Docker, Kubernetes, GitHub Actions
— React, Tailwind, Keycloak (frontend)
— Microsoft Graph API, OAuth2/MSAL (integration)

Responsibilities
— Develop, test, and maintain Python microservices and agentic AI workflows
— Implement document intelligence features (OCR, NLP, LLM integration)
— Collaborate with frontend, DevOps, and legal teams to deliver seamless solutions
— Write clean, readable, and well-documented code using type hints and Pydantic models
— Participate in code reviews and contribute to continuous improvement
— Ensure system stability, security, and compliance (AVG/GDPR)
— Research and prototype new technologies (LLMs, OCR, cloud-native patterns)
— Support CI/CD, testing, and deployment automation

Qualifications
— 5+ years of professional Python experience, ideally with microservices or AI/NLP projects
— Experience with FastAPI, Pydantic, SQL/NoSQL databases, and cloud infrastructure
— Familiarity with Docker, Kubernetes, and GitHub Actions
— Understanding of REST APIs, authentication (OAuth2, JWT), and security best practices
— Experience with frontend integration (React, Keycloak) and Microsoft 365 APIs is a plus
— Good communication and collaboration skills; fluent English (C1)
— Bachelor’s degree in Computer Science, Software Engineering, or related field
— Experience with testing frameworks (Pytest, etc.)
 

What we offer

• Flexible working conditions
• Competitive salary depending on your experience with a comprehensive benefits package, which includes a monthly €50 stipend to cover work-from-home expenses, and an allocation of 25 vacation days.
• After one year, WeAreBrain offers access to a Team Reward Program for all employees.
• Innovative Exploration: Seize the chance to pioneer your department, venturing into uncharted territories, and experimenting with fresh ideas that push boundaries.
• Entrepreneurial: Immerse yourself in a true entrepreneurial environment where every team member is an owner.
• Office Perks: We organise lunch in the office and have monthly gatherings for drinks and bites, fostering our team spirit.
• Remote Work Flexibility: Our team has the freedom to work remotely, allowing you to achieve a healthy work-life balance that suits your preferences.
• Professional Growth: We value your growth. Take advantage of diverse opportunities and resources designed to nurture your professional development.
• A creative and dynamic work environment.

Description

The client is a global leader in the manufacturing of elevators, escalators, and moving walkways.
Their solutions transport more than 1.5 billion people every day across buildings and major transportation hubs worldwide.

Join us to create innovative solutions for smart elevators, buildings, and cities.

Requirements:

• Practical experience in C#
• Good knowledge of OOP principles
• Experience with Git and Bitbucket
• Intermediate spoken and written English
• Basic knowledge of terminal commands for Linux (mandatory) and Windows (would be a plus)
• Write unit tests using the NUnit framework

Job responsibilities:

• Develop PoC (Proof of Concepts) in the Elevator and IoT domain
• Develop individual modules for the commercial applications
• Demonstrate the ability to independently research and find the necessary information to solve technical challenges
• Learn and apply new tools, technologies, and methods as required by the project.
• Join the team of experts

Suplery is looking for a backend developer to create and develop one of the company's products. We are developing a B2B solution that optimizes the ordering of professional cosmetics from suppliers to beauty salons, clinics and stores and reduces supplier costs by 30-35%.

Required skills

– 3+ years of experience with .NET Core (C#): ASP.Net Core + Entity Framework Core
– Experience in writing REST APIs
– Knowledge of both LINQ and SQL
– Deep understanding of CLR
– Understanding of how to use AI in development

Important
– Optimization of complex SQL queries
– GitHub actions, Docker
– Google Cloud & Google Cloud API (Storage, Cloud Run, Tasks, Artifact Registry, Secrets Manager)
– Understanding good architecture practices and ability to use them in code.
– Product-oriented. The developer does not just perform the task, but understands the users' problems and finds the optimal solution.
– Ability to ask questions and get to the heart of the problem.
– Ability to argue the decisions made.

Responsibilities
– API design and development
– Development+optimization of data processing and complex SQL queries
– Integrations with external services
– Fixing bugs and optimizing current functionality
– Describing documentation for Swagger

We offer
– Opportunity to influence the product by creating and developing it.
– A friendly team of professionals. No bureaucracy, individual approach and adequate management.
– Professional growth and knowledge sharing in the team.
– Flexible schedule.

About Suplery

Suplery is an order automation and B2B marketplace in professional cosmetics industry.

NeduAI is a Finnish GovTech startup at the intersection of education and public sector service delivery. We're building SmartProfile — a "neural hub" connecting skills, jobs, and education — replacing static resumes and outdated job boards with a data-driven, human-centered career ecosystem.

We partner with Finnish municipalities (Vantaa, Kotka), Unemployment Funds (A-kassa), Trade Unions, and educational institutions (XAMK, Laurea). You're joining at a critical scaling phase as we expand from Finland to a broader Nordic presence.

What you'll own:

• Lead the engineering team, set best practices, and own the technical roadmap
• Drive migration from AWS/Azure to EU-based sovereign infrastructure
• Manage PostgreSQL + Vector store architecture powering ML features and RAG capabilities
• Ensure GDPR & AI Act compliance, OAuth/MFA, data encryption
• Architect and scale RESTful APIs integrating SmartProfile with client systems
• Lead development of Assistant PRO — an AI agent for public sector administrators

What we're looking for:

• Proven experience leading technical teams
• Expert backend development (Python, Node.js, or Go) + distributed systems
• Kubernetes, containerization, production workloads (99.5%+ SLA)
• AI integrations, Vector Databases + PostgreSQL
• LLM fine-tuning, monitoring, and agentic workflow experience
• OAuth 2.0, encryption protocols, data privacy regulations
• Automated testing and monitoring/DevOps practices

We are looking for a Front-End Developer. You will work with a professional and experienced team on an exciting and complex project using Vue 3, Vite, and modern web technologies. The project follows Clean Architecture principles and includes CI/CD pipelines, Sentry for error tracking, automated testing (Unit and Integration), and Storybook for component documentation and development. You will have the opportunity to shape front-end architecture, improve performance, and collaborate closely with cross-functional teams to deliver a seamless user experience.

About the product: It is a global streaming platform where users can find interesting streamers, send messages, and chat via video. Our mission is to help people overcome loneliness and boredom by creating a space for real-time interaction and positive emotions. With high-quality video streaming, 24/7 live events, and seamless online chats, we ensure a top-notch user experience without any ads. Our team is growing, with exciting opportunities to influence the product and tackle complex challenges, including AI integration and data-driven tasks. Our goal is to reach the top 5 streaming products
 

In this role, you will

• Develop and maintain high-quality, scalable front-end solutions using Vue 3 and Vite
• Collaborate with designers, back-end developers, and product managers to implement new features and enhance user experience
• Work closely with Android and iOS teams to ensure seamless integration of front-end components with mobile applications
• Ensure code quality by writing unit and integration tests and actively participating in code reviews
• Document components and features in Storybook, maintaining clear and up-to-date usage examples
• Optimize application performance and contribute to improving overall front-end architecture
• Troubleshoot and resolve issues promptly, ensuring application stability and reliability
• Participate in team discussions, proposing and implementing innovative solutions and improvements
   

It’s all about you

• 2+  year of experience in front-end development 
• Proficiency in HTML5, CSS3, JavaScript
• Hands-on experience with Vue 3(1+ year), including Router and Pinia, REST API
• Experience writing and maintaining unit and integration tests
• Excellent collaboration and communication abilities
• Ability to adapt and learn quickly in a dynamic environment
• Intermediate English or higher

Would be a plus

• Experience with Storybook for component documentation and development
• Experience working with modern tools and technologies (e.g., Vite, Vuetify)
• Experience with SASS or SCSS and BEM methodology

What we offer
Care and support: 

• 20 paid vacation days, 15 sick days, and 6 additional days off for family events
• 100% medical insurance coverage
• Sports and equipment reimbursement
• Team building events, corporate gifts, and stylish merch
• Financial and legal support
• Position retention and support for those who join the Armed Forces of Ukraine
• Participation in social initiatives supporting Ukraine

Comfortable working environment:

• Work from our Kyiv hub or remotely with a flexible schedule 
• Modern equipment or depreciation of your own tools

Investment in your future:

• Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche
• 70% of our heads and leads have grown into their roles here – so can you!
• Performance-oriented reviews and Individual Development Plans (IDPs)
• Reimbursement for professional courses and English classes
• Corporate library, book club, and knowledge-sharing events
   

Hiring process

• Intro call
• Tech Interview
• Final Interview
• Reference check
• Offer
  
   

A direct contract with the product company (PropTech, US).

Work schedule: remote CET business hours.

We’re excited to offer a long-term opportunity for an experienced Back-end Developer (Node.js) to join a team of professional engineers and designers. Together, you’ll be working on a US-based product that’s set to make a significant impact on the PropTech scene. This role offers the chance to contribute to a major market and collaborate with top talent in a dynamic environment.

About ElevateOS Product:

ElevateOS has been improving the resident experience for over seven years. We created a single, all-in-one platform that makes it easy for property managers and resident staff to work together. Our goal is simple: to provide the best experience for residents by replacing multiple, confusing apps with one easy solution.

This is a stable, long-term project that continues to grow, and you'll have the chance to be part of its ongoing success.

Our primary technology stack revolves around JavaScript. We use React for the front-end, Node.js for the back-end, and React Native for mobile development.

Requirements:

- 4-5+ years of development experience with Node.js;

- Practical knowledge of VanillaJS, Typescript, Nest.js;

- Hands-on experience creating robust API’s and designing scalable back-end architecture;

- Experience with managing data and using different types of databases (SQL and non-SQL) for storing and operating on data;

- Experience delivering (even small) projects, using modern tools like CircleCI, Docker, Kubernetes, Swarm and navigating through different environments like AWS, GCP, Digital Ocean.

- Good understanding of ECMAScript specifications;

- Good knowledge of GIT;

- Proficient in English language.

Additional (good-to-have) skills:

- Experience with Microservice Architecture;

- Experience working with AWS.

Responsibilities:

- Creating first-class back-end systems by writing clear, sustainable and well-tested code;

- Improving performance and refactoring existing code;

- Cooperating with the Product, UI/UX, QA and Front-end teams to fulfil project goals;

- Configure project environments and deployment procedures;

- Bugfix during the development process;

- Cover your code with unit tests;

- Write documentation.

We are looking forward to having you on board to contribute to our journey of transforming real estate property management!

We’re looking for a Front-end / Full-Stack Developer with strong experience in React and JavaScript / TypeScript, who can take ownership of features and confidently deliver results 🚀.

The role is frontend-first, with occasional small backend tasks when needed. You’ll work on modern web products, contribute new features, improve UX, and adapt interfaces for mobile devices.

 

🛠️ Key Responsibilities
 

🔹 Develop and maintain frontend features using React.js

🔹 Write clean, maintainable code with JavaScript / TypeScript

🔹 Implement mobile adaptation and responsive layouts

🔹 Fix bugs, improve existing features, and refactor when needed

🔹 Collaborate closely with designers, PMs, and backend developers

🔹 Take ownership of tasks and deliver them end-to-end

🔹 (Optional) Handle small backend tasks using Node.js / Nest.js

 

📋 Requirements
 

🔹 Strong experience with React.js

🔹 Confident knowledge of JavaScript / TypeScript

🔹 Basic to solid understanding of Node.js

🔹 Ability to work independently and take ownership of tasks

🔹 Understanding of modern frontend workflows and best practices

🔹 Attention to detail and responsibility for delivered features

 

✨ Nice-to-Haves
 

🔹 Experience with mobile adaptation / responsive design

🔹 Familiarity with Next.js

🔹 Experience with Nest.js or small backend contributions

🔹 Exposure to DeFi or blockchain-related products

 

🌱 Why Join Us?
 

🔹 Frontend-Driven Role – focus on UI, UX, and product experience

🔹 Ownership & Autonomy – you own features, not just tickets

🔹 Modern Stack – React, TypeScript, Node.js, Next.js, Nest.js

🔹 Remote-First Team – async, flexible, trust-based culture

🔹 Real Products – no pet projects, everything goes to production

🔹 Growth Opportunities – expand toward full-stack if desired

 

At FuturiX Solutions, we build modern digital products with real users and real impact.

If you enjoy shipping features, improving interfaces, and owning your work —

apply now and build with us 🌐✨

We are hiring a Full Stack & Python AI Engineer for an international product company operating globally in the consumer and manufacturing domain. The company is building internal digital platforms focused on automation, data-driven decision-making, and AI-powered workflows used across multiple business units.

The role is part of a long-term initiative to develop and evolve core internal systems that combine modern web applications, real-time communication, and LLM-based features.

You will work across the full stack, owning features end to end, from Angular frontend components to Python backend services and AI integrations.

Responsibilities

• Develop full stack features using Angular 18+ and Python

• Build backend services with Quart (async Flask-style framework)

• Design and maintain REST APIs and WebSocket-based real-time functionality

• Implement AI-driven features using LLMs, embeddings, and RAG pipelines

• Work with vector databases (Qdrant or similar) and MongoDB

• Use Docker for development and deployment workflows

• Improve existing systems, focusing on performance, scalability, and architecture

• Collaborate with engineers and stakeholders on system design and long-term evolution

Requirements

• 7+ years of overall experience as a full stack or backend-focused engineer

• Strong hands-on experience with Python, including Flask or Quart

• Production experience with Angular (project uses Angular 18+)

• Experience building Web APIs and real-time systems

• Hands-on experience with LLMs, embeddings, and text-based AI use cases

• Experience working with MongoDB and SQL databases

• Practical experience with Docker

• Ability to work independently and take ownership of complex systems

• Professional English level

Nice to Have

• Experience with Azure

• Familiarity with LangChain or LangGraph

• Background in enterprise or manufacturing-related systems

• Experience with Django

Who we are:

Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries.

About the Product:

We power a proprietary, machine-learning-driven platform for programmatic user acquisition and retargeting in the mobile app space. The system processes tens of terabytes of raw data each day and generates millions of ad recommendations in real time. It handles millions of requests per second, delivering low-latency, high-throughput services that directly impact client growth and revenue.

Operating at this scale requires continuous innovation around distributed architecture, performance optimization, security and data protection. Our clients are major app developers seeking granular insights and measurable ROI, so robust engineering is critical to maintaining service quality and enabling rapid feature rollout under heavy load.

About the Role:

As Full Stack Team Lead, you will own the design, implementation and maintenance of our core real-time ad-serving infrastructure. You will rally a globally distributed team of four engineers behind a shared vision, drive technical direction and ensure high performance, availability and security. This role demands a hands-on leader who spends roughly half their time coding, reviewing designs and guiding end-to-end project delivery, and half their time on team management, sprint planning and stakeholder collaboration.

You will work closely with Executive, Product, Data and Design teams to define optimal solutions, integrate third-party APIs, and shape the roadmap for scalable growth. Your contributions will directly affect system reliability, client satisfaction and the company’s ability to scale into new markets.

Key Responsibilities:

• Design, implement and operate large-scale, highly available, real-time (low-latency) services using Node.js, TypeScript, React, Redis and Kubernetes on AWS.
• Lead and mentor a team of four distributed engineers; conduct code reviews, design reviews and knowledge-sharing sessions.
• Collaborate with executives, product managers, data scientists and designers to translate requirements into technical solutions.
• Design, develop and integrate RESTful APIs and third-party services.
• Plan, groom and manage agile sprint cycles; track progress and adjust priorities to meet delivery goals.
• Define and enforce security best practices and data protection policies across services.
• Oversee on-call rotation and incident response; maintain low alert rates and rapid recovery processes.
• Manage team operations including onboarding, offboarding, performance reviews and hiring support.

Required Competence and Skills:

• 6+ years of professional experience in backend (Node.js preferred) and frontend development (React, Vue or Angular).
• 2+ years in a people-management or team-lead role, with direct experience conducting one-on-ones and performance reviews.
• Proficiency with SQL and NoSQL databases in production environments.
• Experience deploying and operating services on a major cloud platform (AWS, Google Cloud or Azure).
• Deep understanding of the software development lifecycle and agile methodologies.
• Strong problem-solving skills, self-sufficiency and a proactive “can-do” attitude.
• Fluent English communication skills, both written and verbal.

Nice to Have:

• Experience coordinating with offshore development teams.
• Background in web-based SaaS platforms.
• Exposure to large-scale data processing or Big Data technologies.
• Hands-on familiarity with Kubernetes at production scale.

Why Us:

We provide 20 days of vacation leave per calendar year (plus official national holidays of a country you are based in).

We provide full accounting and legal support in all countries we operate.

We utilize a fully remote work model with a powerful workstation and co-working space in case you need it.

We offer a highly competitive package with yearly performance and compensation reviews.

On behalf with our customer we are seeking for Full Stack Team Lead to join our global R&D department in Poland.

Our customer is an innovative technology company led by data scientists and engineers devoted to mobile app growth. Their proprietary ad platforms powered by machine learning are the outcome of that devotion.
They reward talents, employees support each other to advance individually and as a team.

Responsibilities

● Design, code, and manage large scale, highly available, real-time (low latency) services using cutting edge technologies (Node.js, React, Redis, Kubernetes, etc. over AWS).
● Lead and mentor a team of around 4 members, abroad, and performing code reviews to other team members.
● Work with stakeholders including the Executive, Product, Data, and Design teams to craft the most optimal solutions for our problems.
● Design and develop APIs or integrate with 3rd party APIs
● Manage a time-efficient sprint plan. Plan, groom and manage the present sprint and the upcoming ones with Product
● Understand and implement security and data protection needs, and assist in-house teams and supply creative solutions for various problems.

Requirements

● 7+ years of coding experience in Backend (NodeJS is preferred) and Frontend (One of the popular frameworks; React, Vue, Angular)
● 3+ years of management experience
● Working knowledge with SQL and NoSQL databases
● Working with one of the cloud providers: AWS, Google, Microsoft
● Experience with Kubernetes
● Experience in the software life cycle and knowing how to work in an agile environment
● Can-do attitude, self-sufficient, capable of learning alone and good English

Bonus Skills

● Experience working with offshore contactors
● Experience with web-based SaaS systems
● Experience with Big Data

What We Offer

● Remote work from Poland
● Working schedule Sunday-Thursday - must have
● Accounting support & consultation
● Opportunities for learning and developing on the project
● 20 working days of annual vacation
● 5 days paid sick leaves/days off; state holidays
● Provide working equipment