Senior Full-Stack Developer (Node.js + React/Next.js) Permanent Remote

Role Overview

Node.js

Role & responsibilities

Backend (Node.js / Architecture)

• Develop and maintain robust server-side applications and APIs using

  Node.js

  and frameworks such as

  Express

  or

  NestJS

  .
• Design and implement

  scalable, multi-tenant backends

  with clear separation of organizations/tenants and role-based access control.
• Work with both

  SQL and NoSQL databases

  (e.g., PostgreSQL, MySQL, MongoDB, Redis), including schema design, indexing, and query optimization.
• Implement advanced Node.js concepts where needed (asynchronous programming, Streams, workers/child processes) to improve performance and reliability.
• Build secure and well-structured RESTful (and optionally GraphQL) APIs capable of handling high traffic and large data volumes.
• Optimize application performance using profiling, caching, and message queues.

Frontend (React / Next.js)

• Build

  responsive, component-based UIs

  using

  React

  or

  Next.js

  , integrating closely with backend APIs.
• Implement and maintain

  state management

  (e.g., Redux, Zustand, or similar) for complex data flows.
• Ensure good UX for dashboards, forms, reports, and real-time views (lists, filters, tables, charts).
• Optimize frontend performance (bundling, lazy loading, memoization) and ensure cross-browser compatibility.

Quality, Collaboration & Leadership

• Write

  clean, testable, and maintainable code

  with proper unit/integration tests (Jest, Mocha, Cypress, etc.).
• Participate in

  code reviews

  , provide constructive feedback, and help set engineering best practices.
• Collaborate closely with product managers, designers, and other developers in an

  agile

  environment.
• Mentor junior developers and support them with design, debugging, and architectural decisions.
• Stay updated on modern web technologies and suggest improvements to our stack when appropriate.

Preferred candidate profile

• 5+ years

  of professional experience in web development, with a strong focus on

  Node.js

  and

  JavaScript/TypeScript

  .
• Solid experience with

  React

  or

  Next.js

  on the frontend, building production-ready SPAs or SSR apps.
• Profound understanding of

  asynchronous programming

  ,

  event-driven architecture

  , and error handling in Node.js.
• Experience with backend frameworks like

  Express, Koa, or NestJS

  , and the ability to learn/adapt to new frameworks.
• Extensive hands-on work with both

  relational (MySQL, PostgreSQL)

  and

  non-relational (MongoDB, Redis)

  databases.
• Proven experience building and scaling

  APIs

  and backend services for high-traffic or multi-tenant applications.
• Good understanding of

  microservices concepts

  , API versioning, and integration between services.
• Strong testing and debugging skills; familiarity with CI/CD workflows, Git, and containerization (

  Docker

  is a plus).
• Excellent problem-solving skills, ownership mindset, and ability to work collaboratively in a dynamic, agile team.