Full Stack Engineer - Immediate Joiners Only (Remote)

9NEXUS
India

Job Description – Senior Full Stack Developer (React, Next.js & Python)

We are looking for a Senior Full Stack Developer with 5+ years of experience building and delivering production-ready applications using React, Next.js, TypeScript, and Python. The candidate will own features end-to-end, establish frontend development standards, and drive delivery from implementation through production.

Key Responsibilities:

  • Develop scalable frontend applications using React, Next.js, TypeScript, and MUI.
  • Manage API state, data fetching, and caching using TanStack Query or similar libraries.
  • Build interactive dashboards, charts, and 3D data visualisations.
  • Develop and maintain production-grade Python APIs using FastAPI or similar frameworks.
  • Implement event-driven systems using message queues and enable real-time UI updates through SSE/WebSockets.
  • Integrate GenAI capabilities and build agentic workflows using Google ADK, LangChain, or similar frameworks.
  • Implement streaming agent responses and display results in the frontend.
  • Establish observability through logging, metrics, tracing, and frontend monitoring.
  • Own features end-to-end, including development, testing, deployment, and production support.
  • Collaborate with engineers, scientists, and business stakeholders to deliver scalable solutions.Mandatory Skills:
  • 5+ years of Full Stack Development experience.
  • Strong React, Next.js, TypeScript, and MUI expertise.
  • Experience with TanStack Query or equivalent API state management, data fetching, and caching libraries.
  • Data visualisation experience involving charts, dashboards, and 3D visualisation.
  • Strong Python API development experience (FastAPI or similar).
  • Event-driven architecture, message queues, SSE, and WebSockets.
  • GenAI integration and agentic workflows using Google ADK, LangChain, or similar frameworks.
  • Observability, monitoring, and end-to-end feature ownership.Preferred Profile: A hands-on developer with strong frontend expertise, production-level backend experience, and the ability to independently own and deliver features.

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Questions about this job

How do I apply for the Full Stack Engineer - Immediate Joiners Only (Remote) job at 9NEXUS?

Use the apply link on this page: you apply directly with 9NEXUS on LinkedIn. Before you do, score your resume against this job description on Fitboard. It shows which skills and keywords the job asks for that your resume doesn't show, so you can fix them first.

What skills does 9NEXUS want for this Full Stack Engineer - Immediate Joiners Only (Remote) role?

The job description asks for React, Next.js, TypeScript, MUI, TanStack Query, Python, FastAPI and event-driven architecture. Make sure your resume shows the ones you have, in the words the job uses: applicant tracking systems look for them.

How can I get a job at 9NEXUS?

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Is this Full Stack Engineer - Immediate Joiners Only (Remote) job remote or onsite?

This is based in India.

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