Fullstack Developer | Remote

Fullstack Developer position at Crossing Hurdles, remote, building scalable backend APIs with Python/FastAPI and frontend with React/Next.js/TypeScript, including LLM integration.

• Contribute to building scalable and high-performance backend APIs using Python and FastAPI.
• Develop and enhance frontend interfaces using React, Next.js, and TypeScript.
• Support the integration of LLMs and AI agents into the platform, including feedback systems and AI-assisted workflows.
• Implement concurrency patterns and backend optimizations to improve system performance.
• Write and optimize SQL queries and contribute to data modeling for reliable data operations.
• Debug, troubleshoot, and resolve issues to ensure system stability and long-term maintainability.

• Have strong relevant experience in building frontend applications with React, with Next.js and TypeScript being a plus.
• Have strong relevant experience in building backend services with Python, preferably using FastAPI or similar frameworks.
• Have solid Python fundamentals, including exposure to asynchronous programming or performance optimization.
• Have working knowledge of SQL, including writing and debugging queries.
• Have strong frontend fundamentals and the ability to build clean, maintainable UI systems, such as Tailwind or similar.