Backend Developer

2 days ago

Remote, India Xcelpros LLC Full time ₹ 15,00,000 - ₹ 25,00,000 per year

Timings: 5pm IST to 2am IST

Key Responsibilities

  • Design, develop, and maintain scalable backend services and APIs using Python and FastAPI.
  • Work with Supabase (PostgreSQL) for database design, triggers, and row-level security (RLS).
  • Build and manage backend components for automation workflows, user events, and notifications.
  • Develop secure integrations with external systems (e.g., Salesforce, Microsoft D365, cloud storage, messaging platforms).
  • Implement serverless functions and cron jobs for scheduled or event-based triggers.
  • Collaborate with frontend teams to ensure seamless data flow across the stack.
  • Write clean, maintainable code with thorough documentation and testing.
  • Monitor performance, logs, and errors; implement retries and error handling for resilience.
  • Contribute to DevOps pipeline, including deployments, environment management, and CI/CD.
  • Knowledge of multithreading and OS / FS manipulations.
  • Write secure, well-documented, and deployable code.
  • Proficient in Python libraries for data transformations and numerical/text manipulation.

Required Skills & Experience

  • 3+ years of backend development experience using Python (with FastAPI or similar frameworks).
  • Strong experience with PostgreSQL and modern backend-as-a-service platforms like Supabase or Firebase.
  • Deep understanding of RESTful API design and asynchronous programming.
  • Hands-on experience with authentication, access control, and multi-tenant architecture.
  • Familiarity with cloud services (e.g., AWS Lambda, Vercel Functions, or GCP).
  • Experience with event-driven systems, webhooks, or message queues (Kafka, NATS, etc.).
  • Comfort working in a Git-based development process with code reviews and pull requests.
  • Ability to write unit/integration tests (Jest, Mocha, etc.) and ensure code reliability.

Bonus Skills (Nice to Have)

  • Experience with Supabase-specific features like row-level security, triggers, and realtime updates.
  • Background in workflow engines, automation design, or low-code platforms.
  • Experience working with GraphQL and data transformation pipelines.
  • Knowledge of OAuth, token-based auth flows, and multi-system user identity management.
  • Familiarity with job schedulers like Apache Airflow, Temporal, or custom cron logic.
  • Exposure to AI/NLP-based applications or intelligent assistants.

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