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Backend Developer-Node.js / FastAPI

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Backend Developer – Node.js / FastAPI

Location: Kolkata
Job Type: Full-Time / Contract (6 Months)
Salary: ₹20,000 per month

About the Project:

We are developing a mobile-based Employee Attendance & Payroll Management System for an EPC (Engineering & Construction) company. The app allows employees to check-in/out with GPS and selfies, while automatically calculating working hours, overtime, and wages.

We’re looking for a backend developer who can build scalable, secure APIs and handle data processing for attendance and payroll.

Key Responsibilities:

  • Develop RESTful APIs using Node.js (Express) or FastAPI (Python)
  • Design and manage PostgreSQL or MongoDB database
  • Handle authentication, attendance logic, payroll calculation, and overtime tracking
  • Integrate with React Native frontend (API endpoints)
  • Manage AWS / Firebase setup for storage and hosting
  • Optimize backend for performance and data security

Requirements:

  • 1–3 years of backend development experience
  • Strong skills in Node.js + Express or FastAPI + DRF
  • Experience working with PostgreSQL / MongoDB
  • Familiarity with JWT, API versioning, and CRUD operations
  • Understanding of AWS, Firebase, or Render for deployment

Nice to Have:

  • Knowledge of geo-location APIs, file uploads (S3), and background jobs
  • Previous work on payroll or attendance systems
  • Familiarity with Docker / CI-CD pipelines

What We Offer:

  • ₹20,000/month (fixed contract)
  • Hybrid work flexibility
  • Ownership of backend architecture
  • Certificate & reference upon completion

Apply with:

  • Resume or LinkedIn profile
  • GitHub / portfolio link
  • Short note about previous backend projects

Job Type: Contractual / Temporary
Contract length: 6 months

Pay: ₹20,000.00 per month

Work Location: In person

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