Fullstack Developer

Role Overview:

Senior Full Stack Engineer

Technical Responsibilities:

• Design and develop end-to-end scalable applications using

  Node.js (Express, NestJS)

  on the back end and

  React.js (Hooks, Redux/Context API)

  on the front end.
• Develop

  RESTful and GraphQL APIs

  with high throughput and low latency.
• Work with

  microservices architecture

  and ensure clean integration with internal and external services.
• Implement

  authentication/authorization mechanisms

  (JWT, OAuth2, SSO).
• Architect solutions that are

  cloud-native

  (AWS/GCP) and containerized (Docker, Kubernetes).
• Build

  CI/CD pipelines

  using tools like GitHub Actions, Jenkins, or GitLab CI.
• Drive

  unit testing

  ,

  integration testing

  , and E2E testing strategies using tools like

  Jest

  ,

  Mocha

  , and

  Cypress

  .
• Optimize database queries (SQL & NoSQL) for performance and scalability preferably

  PostgreSQL

  and

  MongoDB

  .
• Participate in

  performance profiling

  ,

  monitoring (ELK, Prometheus, Grafana)

  , and

  load testing

  .
• Contribute to

  code reviews, architecture discussions, and system design sessions

  .
• Follow and enforce

  SOLID principles

  ,

  design patterns

  , and

  clean code practices

  .

Required Technical Skills:

• Strong expertise in

  Node.js

  with knowledge of async programming, event loop, worker threads.
• Deep understanding of

  React.js

  architecture and best practices.
• Strong command of

  JavaScript (ES6+)

  and

  TypeScript

  .
• Experience with

  microservices

  ,

  message brokers

  (Kafka, RabbitMQ), and

  API gateways

  .
• Proficient in

  SQL and NoSQL data modeling

  , including indexing and replication strategies.
• Solid experience with

  Git

  , branching strategies, and code versioning workflows.

Preferred Experience:

• E-commerce platform

  experience (cart, checkout, payments, catalogs, order management).
• Experience integrating

  third-party services

  such as payment gateways (Stripe, Razorpay), shipping APIs, and analytics tools.
• Exposure to

  headless commerce

  or

  composable commerce architectures

  .
• Familiarity with

  ElasticSearch

  ,

  Redis

  , and

  CDN caching strategies

  .
• Understanding of

  A/B testing

  ,

  feature toggling

  , and

  real-time analytics

  .
• Contributions to open-source projects or public GitHub profile.
• Experience with SSR/SSG frameworks like

  Next.js

  .
• Familiarity with headless CMS (Contentful, Strapi).