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Celebal Technologies
Celebal Technologies

Senior Frontend Developer– Chat SDK Lead

Jaipur, India
5+ years exp
Full-time
Posted 5d ago
1 views
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Job Description

Senior Frontend Engineer – Chat SDK Lead

  • Job Title: Frontend Developer

  • Location: Jaipur

  • Experience: 5–10 Years

Role Summary

We are looking for a

Senior Frontend Engineer – Chat SDK Lead

to own a React-based component library powering AI chat interfaces across the organization. The role involves technical ownership of the SDK, release management, real-time streaming capabilities, testing, and direct collaboration with consumer engineering teams.

Mandatory Skills

5+ years of hands-on experience

building and shipping React component libraries or SDKs consumed by multiple teams.

  • Strong expertise in

TypeScript

, including generics, discriminated unions, strict mode, and declaration emit.

  • Strong experience with

React

and modern frontend architecture.

  • Hands-on experience with

SSE/streaming protocols

and real-time application development.

  • Strong understanding of

AbortController lifecycle and cancellation patterns

.

  • Experience with real-time state management using

React Query, useReducer, Context

, or equivalent approaches.

  • Experience designing and maintaining

public APIs/component libraries

with a focus on backward compatibility and extensibility.

  • Hands-on experience with

release management

, including Semantic Versioning (semver), changelogs, breaking-change management, and monorepo tooling.

  • Experience with

Turborepo, Changesets

, or equivalent monorepo/release management tools.

  • Ability to lead technical discussions with product/engineering teams, negotiate API contracts and technical trade-offs, and prepare migration documentation.
  • Strong experience with

automated testing

for complex frontend/public API surfaces.

Preferred Skills

  • Experience building

AI/LLM chat interfaces

, including streaming completions and tool-call rendering.

  • Experience with

React 19

, including Server Component boundaries and "use client" patterns.

  • Experience with

multi-model/provider integrations

or AI gateway abstractions.

  • Experience with

Storybook, Biome and tsdown

.

  • Experience with

TanStack React Query

.

  • Exposure to

OpenAI SSE and AG-UI/custom streaming events

.

  • Experience with local-first storage and client-side data eviction strategies.
  • Experience with

Portkey AI Gateway

or similar multi-provider abstraction layers.

Tech Stack

TypeScript 5.7 | React 19 | tsdown | Turborepo | Biome | Storybook 10 | TanStack React Query | SSE | Changesets | Private npm Registry

Key Responsibilities

  • Own the technical direction and architecture of the

Chat SDK

.

  • Design and maintain streaming interfaces and real-time state management.
  • Handle complex streaming scenarios including tool-call correlation and provider-specific events.
  • Own SDK release lifecycle, versioning and breaking-change coordination.
  • Establish and maintain comprehensive automated test coverage.
  • Work directly with consumer teams on integration, troubleshooting, API contracts and extensibility.
  • Create migration guides and technical documentation for SDK consumers.

Key Requirements & Skills

  • 5+ years hands-on experience building and shipping React component libraries or SDKs consumed by multiple teams
  • Strong TypeScript expertise (generics, discriminated unions, strict mode, declaration emit)
  • Strong experience with React and modern frontend architecture
  • Hands-on experience with SSE/streaming protocols and real-time application development
  • Strong understanding of AbortController lifecycle and cancellation patterns
  • Experience with real-time state management using React Query, useReducer, Context, or equivalent
  • Experience designing and maintaining public APIs/component libraries with backward compatibility and extensibility
  • Hands-on release management experience: semver, changelogs, breaking-change management, monorepo tooling
  • Experience with Turborepo, Changesets, or equivalent monorepo/release management tools
  • Ability to lead technical discussions, negotiate API contracts and trade-offs, and prepare migration documentation
  • Strong experience with automated testing for complex frontend/public API surfaces
  • Experience building AI/LLM chat interfaces, including streaming completions and tool-call rendering
  • Experience with React 19, including Server Component boundaries and 'use client' patterns
  • Experience with multi-model/provider integrations or AI gateway abstractions
  • Experience with Storybook, Biome and tsdown
  • Experience with TanStack React Query
  • Exposure to OpenAI SSE and AG-UI/custom streaming events
  • Experience with local-first storage and client-side data eviction strategies
  • Experience with Portkey AI Gateway or similar multi-provider abstraction layers

Frequently Asked Questions

How to apply for Senior Frontend Developer– Chat SDK Lead at Celebal Technologies?

Click the "Apply on Company Website" button on this page to submit your application directly on the employer's official portal.

What is the salary for this role?

Salary details will be discussed during the interview.

What experience is required?

5+ years of experience is required.

Is this position still open?

Yes, currently active and accepting applications.

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Celebal Technologies

Celebal Technologies

About Us Join Our Team Talk to us Join Our Team Talk to us Celebal Technologies and Trust3 AI Join Forces to Revolutionize Trust-Driven Autonomous AI for Enterprises Celebal Technologies Published Nov 26, 2025 Jaipur, India – November 26, 2025 – Celebal Technologies, a global leader in data, cloud, and AI engineering, announces a strategic partnership with Trust3 AI, a platform company specializing in AI reliability, governance, and security. The collaboration brings together Celebal Tech’s Agent Garage – our next-generation enterprise agentic AI platform designed to orchestrate domain-scoped

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Senior Frontend Developer– Chat SDK Lead

Celebal Technologies · Jaipur

Apply on Company Website