Frontend Developer –React.js / Next.js | AI & Fintech

Role Overview

As a Frontend Developer at Quantcase, you will work closely with the technology and product teams to develop and maintain the user-facing components of our AI-powered research platform. You will be responsible for translating product requirements and designs into high-quality, responsive, and reusable frontend interfaces while ensuring performance, usability, scalability, and maintainability.

Responsibilities

• Develop responsive, scalable, and reusable web applications using React.js and Next.js.
• Convert UI/UX designs and product requirements into intuitive, high-quality frontend interfaces.
• Build data-driven dashboards and research interfaces and integrate REST APIs/backend services.
• Optimize applications for performance, responsiveness, scalability, and cross-browser compatibility.
• Write clean, maintainable code; troubleshoot bugs and resolve frontend performance and UI issues.
• Collaborate with technology, product, backend, and design teams to deliver features and continuously improve the product.

Requirements

• 1+ year of frontend development experience with strong hands-on knowledge of React.js, Next.js, JavaScript (ES6+), HTML5, and CSS3.
• Experience building responsive web applications, reusable components, and modern user interfaces.
• Understanding of REST APIs, API integration, frontend architecture, debugging, and web development best practices.

Skills

• React.js
• Next.js
• JavaScript
• HTML5
• CSS3