New offer - be the first one to apply!

May 7, 2026

Full Stack Developer ID63542

Mid • Remote

1,400 - 3,400 USD

Krakow, Poland

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.

Why join us

If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! :)

About the role

We are looking for a Full Stack Developer to build and integrate LLM-powered features across frontend and backend systems. You will develop React components, extend Python backend services, and work directly with LLM APIs to deliver AI-driven product functionality. The role requires close collaboration with product, QA, and engineering teams with active overlap in EST hours

What you will do

  • Develop and integrate LLM-based functionality, including prompt engineering, API-based model usage, and AI workflows;

  • Build and maintain React-based frontend components;

  • Develop and extend Python backend services, including APIs, integrations, and data processing;

  • Collaborate closely with product, QA, and engineering teams in overlapping EST hours;

  • Participate in design discussions and contribute to scalable, maintainable solutions.

Must haves

  • Commercial experience with LLMs, including Claude, OpenAI, similar APIs, or custom model integration;

  • 1+ year of experience with React, including hooks, state management, and component-driven development;

  • 1+ year of experience with Python, including API development and backend logic;

  • Experience working in distributed teams with active collaboration;

  • Upper-intermediate English level.

Nice to haves

  • Experience with FastAPI or similar frameworks;

  • Exposure to AI evaluation, prompt testing, or AI quality considerations;

  • Prior work on data-heavy or AI-driven products.

The benefits of joining us

  • Professional growth

Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps

  • Competitive compensation

We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities

  • A selection of exciting projects

Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands

  • Flextime

Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive.



Meet Our Recruitment Process

Asynchronous stage – An automated, self-paced track that helps us move faster and give you quicker feedback:

  • Short online form to confirm basic requirements

  • 30–60 minute skills assessment via Codility – a platform founded in Poland that helps us provide quicker feedback and streamline this stage of the process.

  • 5-minute introduction video

Synchronous stage – Live interviews

  • Technical interview with our engineering team (scheduled at your convenience)

  • Final interview with your future teammates

If it’s a match — you’ll get an offer!