Senior Frontend / Full-Stack Engineer

Location: Sholinganallur, Chennai – In-person

Experience: 7–10 Years

Employment: Full-Time (FTE)

Joining: ASAP
About the Role

We are looking for a Senior Frontend Engineer with strong React and TypeScript expertise and experience in financial services/trading products.

You will work closely with the CEO across our real-time trading terminal, charting platform, SDK, and core product roadmap. This is a hands-on role requiring solid ownership, technical decision-making, and the ability to deliver with minimal supervision.
Key Responsibilities
Build and ship features for a real-time, data-intensive trading platform.
Develop high-performance React + TypeScript applications.
Work with WebSockets, REST APIs, and real-time market data.
Contribute to charting, visualization, and SDK development.
Work across the stack when required, including Go backend.
Optimize frontend performance, scalability, and reliability.
Own features end-to-end from requirement to production.
Mentor engineers and contribute to technical leadership.




Work closely with the CEO and product team to unblock and accelerate the roadmap.
Must-Have Skills
7–10 years of frontend engineering experience.
Strong React + TypeScript expertise.
Experience with large, complex, stateful applications.
Strong knowledge of frontend architecture and performance optimization.
Experience with WebSockets and real-time/data-heavy applications.
Good understanding of REST APIs and backend systems.
Experience in FinTech, trading, financial services, or market-data products.
High ownership, autonomy, and solid problem-solving skills.
Positive to Have
Canvas / D3 / WebGL experience.
Trading terminal or charting platform experience.
SDK / developer-facing library development.
Go experience.
Monorepo/Nx and i18n experience.
IIT/NIT/IIM background – nice to have, not mandatory.
What We’re Looking For

A senior, hands-on engineer who can hit the gr

📌 Senior Frontend Chennai (India)
🏢 Big Oh Tech
📍 India