Full Stack Developer – LLM Integration

About the role

AgileEngine is seeking a Full Stack Developer to design and integrate large‑language‑model (LLM) powered features into both frontend and backend systems. You will work closely with product, QA, and engineering teams, primarily during overlapping EST hours, to deliver AI‑driven functionality for Fortune 500 and startup clients.

Key responsibilities

• Develop and integrate LLM‑based capabilities, including prompt engineering and API‑driven model usage.
• Build and maintain React components for responsive user interfaces.
• Extend Python backend services, create APIs, and handle data processing pipelines.
• Collaborate with cross‑functional teams to design scalable, maintainable solutions.
• Participate in design discussions and contribute to AI workflow optimization.

Required profile

• Commercial experience with LLMs such as Claude, OpenAI, or similar APIs.
• At least 1 year of professional experience with React (hooks, state management).
• At least 1 year of professional experience with Python and API development.
• Experience working in distributed, collaborative teams.
• Upper‑intermediate English proficiency.

Required skills

• React
• Python
• LLM APIs (Claude, OpenAI, etc.)
• Prompt engineering
• FastAPI (preferred)

What we offer

• Mentorship, TechTalks, and personalized growth roadmaps.
• USD‑based competitive compensation with education, fitness, and team activity budgets.
• Exciting projects for Fortune 500 and top product companies.
• Flexible schedule with remote and office options (hybrid work model).