MERN Developer

2 days ago

Chennai, Tamil Nadu, India Rojgar group Full time ₹ 7,20,684 per year

About the Role

We're looking for a hands-on JavaScript Backend Engineer with strong MERN experience to build scalable, secure, and high‑performance services and APIs. You'll design and develop microservices on Azure, integrate GraphQL, work with MongoDB/MySQL data stores, and collaborate with frontend engineers using to deliver end‑to‑end features.

Key Responsibilities

  • Design, build, and maintain microservices (REST/GraphQL) hosted on Azure (App Services/AKS/Functions).
  • Develop GraphQL schemas, resolvers, and data loaders; optimize query performance and caching.
  • Model, query, and tune databases: MongoDB (primary) and MySQL (relational use‑cases).
  • Implement CI/CD pipelines (Azure DevOps/GitHub Actions) and follow IaC best practices (Bicep/ARM/Terraform – nice to have).
  • Ensure service reliability: logging, monitoring, alerts, and distributed tracing.
  • Apply secure coding practices, secrets management, and role‑based access.
  • Collaborate with frontend to define contracts and deliver cohesive product experiences.
  • Write high‑quality, well‑tested code (Jest/Mocha), perform code reviews, and contribute to technical documentation.

Must‑Have Skills

  • (or strong ES6+) for backend services and API design.
  • GraphQL (Apollo/Helix) — schema-first design, federation basics, data loaders.
  • MongoDB — schema design, aggregation, indexes; MySQL — joins, transactions, migrations.
  • Azure — microservices deployment (App Service/AKS/Functions), API Management, Storage, Key Vault.
  • fundamentals for integration and API contract alignment.
  • Git, branching strategies, code reviews, and CI/CD exposure.
  • Performance profiling, debugging, and observability (Application Insights/Prometheus/Grafana).

Good to Have

  • Containerization with Docker and orchestration with Kubernetes (AKS).
  • Event‑driven patterns (Service Bus/Event Grid/Kafka), caching (Redis), and rate limiting.
  • Testing: contract/e2e tests (Playwright/Cypress), Pact, and API mocking.
  • Security: OAuth2/OIDC/JWT, OWASP, vulnerability scanning (Snyk/Dependabot).
  • Experience with Domain‑Driven Design, Clean Architecture, or Hexagonal.

Job Types: Full-time, Permanent

Pay: ₹12, ₹60,057.46 per month

Benefits:

  • Health insurance
  • Paid sick time
  • Paid time off
  • Provident Fund

Experience:

  • Mern Developer : 5 years (Required)
  • Microservices: 2 years (Required)
  • React: 2 years (Required)
  • Azure: 1 year (Required)

Location:

  • Chennai, Tamil Nadu (Required)

Work Location: In person

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