Software Developer (React + Python + AI)
New
Remote from PolandFull-TimeSenior
Salary130 - 160 PLN per hour
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Job Details
- Languages
- Fluency in English (written and spoken)
- Experience
- 5+ years
- Required Skills
- GraphQLPythonArtificial IntelligenceTypeScriptFastAPINext.jsReactRESTful APIsLangChain
Requirements
- Minimum 5+ years of experience as a Fullstack or Software Engineer.
- Strong experience with React, Next.js, and TypeScript in production-grade applications.
- Strong proficiency in Python (async programming) and FastAPI.
- Experience designing scalable distributed systems and APIs.
- Knowledge of frontend architecture, performance optimization, and state management.
- Experience with testing frameworks such as Playwright, Vitest, React Testing Library, or pytest.
- Hands-on experience integrating AI/LLM services (OpenAI, Azure AI, or similar).
- Knowledge of agent frameworks such as LangChain or similar tools.
- Strong understanding of system design principles and software architecture.
- Experience working in Agile environments and cross-functional teams.
- Fluency in English (written and spoken).
Responsibilities
- Design and develop modern web applications using React, Next.js, and TypeScript.
- Build reusable, scalable, and accessible UI components using Tailwind and modern design systems.
- Design and develop backend services using Python (async) and FastAPI.
- Build scalable REST and event-driven APIs, and implement WebSockets for real-time communication.
- Integrate AI/LLM-based solutions using OpenAI or Azure AI services.
- Develop AI workflows using frameworks such as LangChain and apply prompt engineering techniques.
- Design and implement end-to-end system architecture in collaboration with cross-functional teams.
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