Senior Frontend Developer

Goliath Partners Inc.; New York, Northern (NY, KY); Hybrid; USD 130,000 - 190,000; Full time

Job summary

Goliath Partners Inc. in New York is seeking a Senior UI Engineer to build real time trading and risk frontends. You will implement data‑intensive interfaces with React and TypeScript and collaborate with traders and engineers to ship reliable products.

This role focuses on scalable frontend architectures, performance tuning, and seamless integration with backend systems in a fast-paced, finance‑driven environment.

Qualifications

• Strong React and TypeScript experience.
• Background building large scale production applications.
• Deep understanding of frontend architecture and performance.
• Experience with distributed or real time systems.
• Strong product and UX instincts.
• Financial services experience is helpful but not required.

Responsibilities

• Build complex, data intensive applications using React and TypeScript.
• Design scalable frontend architecture and reusable components.
• Integrate with C++, Python, and real time backend systems.
• Translate complicated trading workflows into intuitive user experiences.
• Own performance, state management, testing, and frontend tooling.
• Work directly with traders and business users to deliver critical products.

Skills

React

TypeScript

Large-scale apps

Frontend architecture

Real-time / distributed systems

UX instincts

Job description

Senior UI Engineer | Trading Technology

A leading quantitative trading firm is hiring a UI Engineer to build real time applications used by trading, risk, and operational teams globally.

Responsibilities

• Build complex, data intensive applications using React and TypeScript
• Design scalable frontend architecture and reusable components
• Integrate with C++, Python, and real time backend systems
• Translate complicated trading workflows into intuitive user experiences
• Own performance, state management, testing, and frontend tooling
• Work directly with traders and business users to deliver critical products

Requirements

• Strong React and TypeScript experience
• Background building large scale production applications
• Deep understanding of frontend architecture and performance
• Experience with distributed or real time systems
• Strong product and UX instincts
• Financial services experience is helpful but not required

Join a highly technical team building business critical systems at the intersection of trading, data, and real time decision making.