Talent.com
FastAPI Engineer

FastAPI Engineer

Skills Agencycoimbatore, tamil nadu, in
19 hours ago
Job description

Role Overview

As a Full Stack Developer , you will be responsible for building the end-to-end product—from backend APIs to a clean, responsive frontend. You’ll take full ownership of the development process, ensuring quality, scalability, and performance.

Key Responsibilities

  • Develop, test, and deploy the SaaS platform using FastAPI , React 18 , and PostgreSQL .
  • Implement a split → process → reduce pipeline for breaking down user prompts and aggregating responses.
  • Integrate OpenAI SDK (GPT-5 High) and manage structured outputs, token / cost estimations, and performance limits.
  • Build a responsive and intuitive web interface using React + Vite + Tailwind , including WebSockets for real-time updates.
  • Implement file upload and parsing (PDF, TXT, DOCX, CSV) with basic OCR support .
  • Generate PDF and DOCX exports (using Puppeteer, docx / docxtemplater).
  • Deploy on Railway , manage environment variables, and implement monitoring via Sentry and Plausible .
  • Maintain database structure and metrics logging in PostgreSQL .
  • Collaborate closely with the technical lead to ensure code quality, scalability, and security.

Required Experience :

  • 4–6 years of full-stack experience.
  • At least one SaaS product built and delivered using FastAPI + React .
  • Able to work independently with minimal supervision and deliver production-ready code quickly.
  • Experience with OpenAI SDK or LLM orchestration.

    • Required Technical Skills

    Backend (FastAPI & Python 3.11+) :

  • Expertise in asynchronous programming (asyncio), retry / backoff strategies with jitter, and timeout management.
  • Experience integrating OpenAI SDK, handling structured outputs, and managing token usage (tiktoken).
  • Strong understanding of dependency management, concurrency, and parallel execution.

    • Frontend (React + Vite + Tailwind) :

  • Proficiency in modern React (v18), WebSockets, and responsive UI implementation.
  • Ability to build clean UIs from wireframes without complex design dependency.

    • Infra & Database :

  • Hands-on experience deploying to Railway or similar environments.
  • Knowledge of structured logging, secrets management, and Twelve-Factor configuration.
  • Familiarity with PostgreSQL , including query optimization and schema design.
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    Engineer • coimbatore, tamil nadu, in