Senior GenAI Fullstack Engineer (React & Python)

Senior GenAI Fullstack Engineer (React & Python)

Senior GenAI Fullstack Engineer (React & Python)

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Mail Apply Apply Share Facebook Twitter Linkedin Mail Close Successfully The vacancy has been successfully added to favorites Done Remote Poland, Poland Software/System Architecture Cross Industry Solutions 09/10/2026 Req. VR-125403 Apply

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Mail Project description We are looking for a Full Stack Engineer with hands-on GenAI experience to join a team building AI-powered applications for a major US insurance provider. You will deliver features end to end, from modern React/Next.js user interfaces to Python/FastAPI services and MCP servers that connect AI agents to enterprise systems, all running on Microsoft Azure. The role combines strong fullstack engineering with practical work on LLMs, agents and prompt engineering.

Core Technology Stack: Frontend: React.js, Next.js, Hooks, SSR / ISR, API Routes Backend: Python, FastAPI, FastMCP APIs: REST, GraphQL GenAI / LLMs: Agents, LLM / GenAI, AI Models, Prompt Engineering Cloud: Microsoft Azure Databases: SQL, NoSQL Testing: Jest, Pytest, Cypress Other: TypeScript, Git, Microservices

Responsibilities

• Build responsive, high-performance user interfaces with React.js and Next.js, using Hooks, SSR / ISR and API Routes.

• Develop user experiences for GenAI features, such as AI assistants, chat interfaces, streaming responses and agent-driven workflows.

• Design and develop backend services and microservices in Python using FastAPI.

• Build MCP servers using FastMCP to expose enterprise data and tools to AI agents.

• Integrate LLMs and AI models into applications, applying prompt engineering, tool/function calling and structured outputs.

• Design, implement and integrate REST and GraphQL APIs between frontend, backend and AI services.

• Work with SQL and NoSQL databases to model and manage application data.

• Deploy and run applications on Microsoft Azure.

• Write automated tests across the stack using Jest, Pytest and Cypress.

• Use AI-assisted development tools as part of the daily engineering workflow.

• Collaborate with client stakeholders, architects, GenAI engineers and QA to deliver end-to-end features.

• Participate in code reviews and contribute to engineering standards.

Skills

• Must have

• Strong proficiency in React.js and Next.js, including Hooks, SSR / ISR and API Routes.

• Solid backend experience in Python using frameworks such as FastAPI.

• Hands-on experience building MCP servers with FastMCP.

• Practical experience building or integrating AI agents and LLM-based features into applications.

• Experience with Microsoft Azure for deploying and running applications.

• Experience with REST / GraphQL API design and integration.

• Familiarity with SQL and NoSQL databases.

• Understanding of HTML, CSS, TypeScript and modern build tools (e.g., Vite, Webpack, Turbopack).

• Working knowledge of Git.

• Exposure to microservices architecture.

• Experience with testing frameworks such as Jest, Pytest and Cypress.

• Experience with Generative AI, including AI models, prompt engineering and AI-assisted development tools.

• Upper-Intermediate (B2) or higher English, with the ability to communicate directly with US-based stakeholders.

• Nice to have

• Experience building GenAI applications in insurance or financial services.

• Experience with OpenAI GPT, Anthropic Claude or Azure OpenAI APIs.

• Familiarity with RAG, vector search and LLM orchestration frameworks (e.g., LangChain, LangGraph).

• Experience with frontend AI tooling such as the Vercel AI SDK.

• Experience with Docker, GitHub Actions and AKS.

• Familiarity with AuthN/AuthZ (OAuth 2.0, Entra ID) and compliance requirements for PII in regulated industries.

• Other

• Languages

• English: B2 Upper Intermediate

• Seniority

• Senior

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• Luxoft Benefits*

• Global Relocation

• ●Relocation options

• ●Experience in an international environment

• ●Cross-cultural experience

• Recognition and Evaluation

• ●Feedback culture

• ●Regular appraisals

• Time Off*

• ●Annual holiday - 20 or 26 days. The duration of the leave depends on the overall seniority

• ●Occasional leave - 1 or 2 days/ depending on the circumstances

• ●Child care leave - 2 days or 16 hours per year

• ●Absence due to force majeure - 2 days or 16 hours per year

• ●Maternity Leave - 20 weeks

• ●Parental Leave - 41 weeks

• ●Paternity Leave - 14 days

• Luxoft Training Center

• ●Expert-led tech courses covering basic to advanced topics

• ●Internal instructor-led soft skills courses

• ●Comprehensive in-house self-learning resources for both soft and hard skills

• ●Access to external self-learning libraries like ProQuest eBook and Udemy for Business

• ●Cloud Programs: MS Cloud Academy, AWS Partner Academy, Google Cloud Academy

• ●Custom Learning Programs: upskilling, reskilling, technical mentorship

• ●Leadership Programs for Managers

• Well-being and Work-life Balance

• ●Multisport card

• ●Possibility to order Multisport card at the corporate rate for family members

• ●LuxGood Program: wellbeing seminars, contests, relaxation sessions, yoga sessions, etc.

• ●One Team Program: Buddy for each New Joiner; seminars, meeting and workplace space to support integration with local community and culture; “Hire me” workshops for partners

• ●Preferential banking offer

• ●Preferential car leasing offer

• Cafeteria program discounts for shops, cinema tickets, holiday offers

• ●Luxoft Social Benefit Fund: sport and recreation benefits, the possibility to receive financial support

• Health Care

• ●Private Healthcare Insurance with unlimited access to specialists

• ●Full dental support

• ●Travel Insurance

• ●Possibility to add private healthcare coverage for family members at the corporate rate

• ●Life insurance at the corporate rate for employees and family members, including payment of the basic package for the employee by the employer

• ●Reimbursement for corrective glasses

• Company Events and Friendly Environment

• ●Many fun social activities organized by the Luxoft team offline in your city

• ●Online entertainment events for whole company and local team events

• ●A workplace where you’re treated with respect within a multicultural team

• Internal Mobility

• ●Rotation between projects and accounts

• ●New career opportunities

• Self-Learning Library

• CSR Projects

• *The acquisition of rights to the above benefits depends on the form of cooperation. Benefits apply to those employed under a contract of employment.

• Please note that relocation is not available for all open positions. At Luxoft Poland it is possible to work remotely only from the territory of Poland.

• *Options offered by the Polish government.

• Remote Poland, Poland

• Req. VR-125403

• Software/System Architecture

• Cross Industry Solutions

• 09/10/2026

• Req. VR-125403

• Apply for Senior GenAI Fullstack Engineer (React & Python) in Remote Poland

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