Full Stack Developer

Trigyn Technologies Limited; Mumbai; On-site; INR 1,500,000 - 2,500,000; Full time

Job summary

Trigyn Technologies Limited is seeking an experienced Senior Full Stack Developer in Mumbai to build and maintain server and portal features. You will implement RBAC, validation, and complex government portal integrations, while ensuring data integrity and robust testing.

The role requires 5+ years of full stack experience, with Node.js/TypeScript and React proficiency, plus experience with databases, APIs, and secure development practices.

Qualifications

• BE/B.Tech in Computer Science, IT, Electronics or allied field; or MCA; or MSc in CS/IT.
• Minimum 5 years of full stack web development experience after qualification, incl. 3 years on Node.js with TypeScript and React.
• Experience building REST APIs with authentication, authorization and input validation.

Responsibilities

• Build and run production applications across server and portal with PM timeline.
• Write validation on server for all inputs.
• Implement role-based access control at API level.
• Complete integrations for PAN, GST, corporate identity and pincode verification.
• Write DB migrations with reconciliation reports and rollback plans.
• Maintain reports and dashboards with defensible figures.
• Write automated tests for paths handling statutory data; run regression before release.
• Close findings from security and quality audits.
• Support helpdesk on escalated issues during filing windows.
• Keep API docs and release notes current.

Skills

Node.js

TypeScript

Express

React

Formik & Yup

React Hook Form

Tailwind CSS

Mantine

Material UI

PostgreSQL

MongoDB

Redis

BullMQ

AWS S3

JWT

OpenAPI/Swagger

Docker

Git

CI/CD

React Native/Expo

Education

BE/B.Tech in CS/IT or MCA/MSc in CS/IT

Tools

Docker

Git

CI pipelines

Swagger/OpenAPI

Job description

• Build and maintain features across the server and the portal, to the timeline agreed with the Project Manager.


• Write validation on the server for every input the system accepts.


• Implement role-based access control at the level of each API.


• Complete the integrations for PAN, GST, corporate identity and pincode verification.


• Write database migration scripts, with a reconciliation report and a rollback plan for each.


• Maintain the reports and dashboards, and make sure every figure published has a defined basis.


• Write automated tests for the paths that carry statutory data, and run a regression pass before each release.


• Close the findings of the security and quality audits.


• Support the helpdesk on escalated issues, particularly during the filing windows.


• Keep the API documentation and the release notes current.

3. Qualification

Essential. B.E. or B.Tech in Computer Science, IT, Electronics or an allied branch; or MCA; or M.Sc. in Computer Science or IT, from a recognised University or Institution.

4. Experience

Essential. Minimum 5 years of experience in full stack web development after qualification, including at least three years on Node.js with TypeScript and on React.

• Building and running production applications on a relational database and on a document database.


• Designing and consuming REST APIs, with authentication, authorisation and input validation.


• Having taken at least one application from development through user testing into production, and supported it after.

Desirable.

• Work on a Government of India or State Government portal, and familiarity with GIGW, accessibility and a CERT-In empanelled security audit.


• Data migration from a legacy system.


• React Native or Expo for a mobile application.


• Integration with API Setu, DigiLocker, Entity Locker or Bhashini.

5. Skills

Area Technology Required

• Server Node.js, TypeScript, Express Essential


• Portal React 18, Vite, Redux Toolkit Essential


• Forms Formik and Yup, React Hook Form Essential


• Styling Tailwind CSS, Mantine, Material UI Essential


• Databases PostgreSQL and MongoDB Essential


• Cache, queues Redis, BullMQ Essential


• Storage AWS S3 or MinIO Essential


• Security JWT, session handling, password policy Essential


• API docs Swagger or OpenAPI Essential


• Deployment Docker, Git, CI pipelines Essential


• Mobile React Native, Expo Desirable