Senior Full Stack Developer
Level: Senior
Experience: 8 10 years
Function: Full Stack Engineering (Frontend + Backend)

Remote - contract based requirement

Role Overview
As Senior Full Stack Developer, you will own both the frontend and backend of the platform
building the agent-builder experience users interact with, and the services behind it. You will
turn a complex agent platform into an intuitive product where users can build, deploy, and run
agents with ease.
Key Responsibilities
Build the agent-builder interface visual composition, configuration, testing, and
monitoring of agents.
Develop responsive, high-performance frontend applications with a clean, reusable
component architecture.
Design and build the backend APIs and services that power agent creation, deployment,
and runtime.
Implement real-time features streaming agent outputs, live execution logs, and run
traces.
Integrate the frontend and backend with the AI / ML layer, third-party tools, connectors,
and authentication providers.
Own data models, API contracts, and end-to-end feature delivery from design through to
production.
Maintain quality through testing, code review, performance tuning, and sound engineering
practices.

Required Skills Experience
8 10 years of full-stack development experience, ideally on SaaS or developer / platform




products.
Hands-on experience with agent-builder / Agent OS platforms products where users
build, deploy, and run AI agents and an understanding of the user-facing workflows
these platforms require.
Solid frontend expertise: React (or Next.js), TypeScript, modern state management, and
component design.
Solid backend experience: Node.js and / or Python, with REST and / or GraphQL API
design.
Experience with real-time technologies WebSockets, SSE, and streaming UIs.
Strong database skills across SQL and NoSQL (PostgreSQL, MongoDB, Redis, or
similar).
Experience with cloud deployment, CI/CD, containers (Docker), and Git-based workflows.
Track record building complex, interactive UIs workflow builders, dashboards, or no
code / low-code tools.

Nice to Have
Familiarity with visual workflow / node-based editor libraries (e.g. React Flow).
Experience integrating LLM APIs and streaming responses into a user interface.
Exposure to multi-tenant SaaS frontends and design systems.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Senior Full Stack Developer (Uttar Pradesh)
🏢 Sparix Global
📍 Uttar Pradesh