Senior Frontend Engineer - Web3.js

Senior Frontend Engineer - STOEX India

We are hiring a hands-on frontend engineer to build fast, secure trading experiences and integrate live market data, wallets and blockchain infrastructure - from pixel-perfect UI to production delivery.

WHO WE ARE

STOEX is building a technology-driven marketplace for tokenised real-world assets (RWAs). India's next-generation wealth accumulation & ownership platform for the retail investor - trusted, transparent, and accessible, distributed at scale.

THE ROLE

Own the frontend architecture and delivery of STOEX's trading terminal, investor journeys and digital-asset interactions. Build reusable interfaces that handle real-time data, complex financial workflows and Web3 transactions reliably at scale.

KEY RESPONSIBILITIES

- Trading Interfaces: Build responsive trading terminals, dashboards, order books and transaction views with React.js, Next.js and TypeScript.

- Real-Time Data: Integrate WebSockets and event streams for live prices, orders, portfolio updates and transaction status.

- Web3 & Wallets: Integrate blockchain wallets, signing flows and smart contracts using ethers.js, Web3.js or viem.

- Frontend Architecture: Build reusable components within established design systems; implement accessible, pixel-perfect UI.

- Performance & Security: Optimise rendering, data throughput, loading and responsiveness; apply secure session handling.

- APIs & Integrations: Connect trading, onboarding, KYC, wallet and settlement APIs.

- End-to-End Delivery: Collaborate with product, UX, backend and blockchain engineers; own testing, release readiness and production fixes.

CANDIDATE PROFILE :

- 6+ years of frontend engineering with strong hands-on React.js, Next.js, JavaScript and TypeScript.

- Production Web3 experience with ethers.js/Web3.js/viem, wallet connectivity, contract interactions and transaction flows.

- Experience with real-time dashboards, WebSockets, streaming data and complex, high-frequency UI updates.

- Strong state management, component architecture, REST API integration, caching, performance tuning and testing.

- Trading, exchange, fintech, digital-asset or RWA tokenisation product experience strongly preferred.

- B.Tech/B.E in Computer Science or related discipline, or equivalent relevant experience.

Location: Noida (WFO; hybrid may be considered)

Hiring process: 3 - 4 rounds - Function, HR & Senior leaders

Skills

React.js, Next.js, TypeScript, Javascript, Web3.js, WebSockets