Middle Fullstack Developer (Python + React.js)

Role overview A global technology team is hiring a mid-level Fullstack Developer to build production-grade, AI-first products such as payment platforms, digital wallets, and intelligent dashboards. The role combines backend engineering with applied AI work, contributing to features end-to-end within a senior, collaborative engineering group. The position is full-time and remote-friendly, suited to someone curious about combining traditional web development with modern AI tooling.

Responsibilities - Design and enhance features for AI agents and retrieval-augmented generation (RAG) pipelines using frameworks like LangChain or LangGraph - Develop, maintain, and document FastAPI services and REST endpoints - Integrate and tune vector databases such as pgvector, Qdrant, Pinecone, or Weaviate - Work with the OpenAI API for function calling, embeddings, and prompt optimization - Write tests, refine prompts, and add basic monitoring, logging, and tracing - Package services with Docker and contribute to deployment, metrics, and performance work

Requirements - At least one year of hands-on Python experience on commercial projects or substantial personal builds - Proven work on AI-driven applications such as chatbots, retrieval tools, or simple agents - Familiarity with LangChain or LangGraph, RAG concepts, and vector databases - Solid understanding of FastAPI and REST fundamentals - Working knowledge of Git, basic SQL or NoSQL (PostgreSQL or MongoDB), and Docker

Nice to have - Basic React, Next.js, or TypeScript experience, or a clear willingness to learn - Exposure to observability tooling such as Prometheus, Grafana, or OpenTelemetry - Experience with CI/CD pipelines (GitHub Actions) and cloud platforms like AWS or GCP - Familiarity with Redis, message queues, or caching strategies

Benefits and work setup - Fully remote-friendly arrangement with flexible scheduling - Opportunity to ship AI-first products at production scale alongside senior engineers - Competitive compensation with room for professional growth