Senior Front-End Engineer - Real-Time Trading UI

Tradeify; Boca Raton (FL); Hybrid; USD 120,000 - 150,000; Full time

Job summary

Tradeify is hiring a Front-End Engineer to design, build, and scale the user-facing side of the Tradeify ecosystem. You will work with Product, Design, Data, and Engineering to deliver high-performance interfaces used by traders worldwide.

The role emphasizes real-time data, dashboards, and a scalable UI system. Hybrid work in Boca Raton, FL, with collaboration across startups and fintech teams.

Qualifications

• 6+ years of frontend or UI engineering experience.
• Expert level in React and TypeScript.
• Strong knowledge of Next.js SSR/SSG.
• Experience building real-time dashboards and data interfaces.
• Deep understanding of browser rendering, CSS, and performance.
• Familiarity with Zustand, Redux, or Jotai.
• Experience with WebSocket or streaming APIs on frontend.
• WCAG accessibility and responsive design.
• Ability to work independently in a startup.
• Strong communication and collaboration.

Responsibilities

• Build responsive, high-performance web applications.
• Translate designs into pixel-accurate UI components.
• Develop and maintain a scalable design system.
• Implement real-time dashboards and trading interfaces.
• Optimize Core Web Vitals and cross-browser performance.
• Architect client-side state management for data-intensive apps.
• Integrate with REST APIs and WebSocket streams.
• Build efficient data-fetching with caching and streaming.
• Handle high-frequency UI updates with low overhead.
• Partner with Design to refine UX flows.
• Write clean, well-tested component code.
• Contribute to frontend tooling and CI/CD.
• Participate in code reviews and set frontend standards.
• Troubleshoot performance in production.

Skills

React

TypeScript

Next.js

UI Performance

Real-time UI

REST APIs

WebSocket

State Management

Accessibility

Cross-browser

Tools

React

Next.js

TradingView

D3.js

Recharts

ECharts

Framer Motion

GSAP

Vitest

Jest

Playwright

Cypress

Job description

Tradeify is hiring a Front-End Engineer to design, build, and scale the user-facing side of the Tradeify ecosystem. You will work with Product, Design, Data, and Engineering to deliver high-performance interfaces used by traders worldwide.

The role emphasizes real-time data, dashboards, and a scalable UI system. Hybrid work in Boca Raton, FL, with collaboration across startups and fintech teams.