Senior Front-end Developer

Summary

Join CapIntel, a rapidly growing wealthtech company, as a Senior Frontend Developer. You will play a key role in shaping the platform's architecture, scalability, and performance, collaborating with designers and product managers to create seamless user experiences. Responsibilities include owning the frontend development lifecycle, architecting scalable solutions using JavaScript/TypeScript and React, optimizing performance, integrating with backend services, conducting code reviews, collaborating with product and design teams, and staying current with emerging technologies. The ideal candidate possesses deep experience in JavaScript/TypeScript and modern frameworks, particularly React, a strong understanding of scalable front-end systems and performance best practices, and familiarity with the MERN stack. Excellent communication and collaboration skills are essential. While not mandatory, bonus experience includes familiarity with the T3 Tech Stack, AWS services, and experience with design systems.

Requirements

• Front-end Expertise: Deep experience in JavaScript/TypeScript and modern frameworks, especially React
• Architecture & Performance: Strong understanding of scalable front-end systems and performance best practices
• MERN Stack Familiarity: Experience working in environments using MongoDB, Express, React, and Node.js
• Testing & Quality: You write reliable, maintainable code and build with testing in mind from the start
• Clear Communication: You express technical concepts clearly and collaborate effectively with both technical and non-technical teammates
• Ownership and Flexibility: You take initiative, follow through on responsibilities, and adjust smoothly when priorities shift — always keeping the bigger picture in mind

Responsibilities

• Own the frontend development lifecycle – from planning and design to implementation and deployment
• Architect scalable and maintainable solutions using JavaScript/TypeScript, especially React
• Optimize performance and manage states efficiently, ensuring fast, responsive user interfaces
• Integrate seamlessly with backend services , collaborating with backend engineers on performant, full-stack solutions
• Conduct thoughtful code reviews and uphold high standards for code quality and maintainability
• Collaborate with product and design teams to build user-centric features aligned with business goals
• Stay current with emerging frontend technologies and continuously refine our development workflows
• Contribute to consistent, inclusive UI across the platform, including championing accessibility (WCAG compliance)

Preferred Qualifications

• Familiarity with T3 Tech Stack (Next.js, TypeScript, Tailwind CSS)
• Working knowledge of AWS services, CI/CD workflows and Git best practices
• Experience with design systems and leading UI consistency initiatives
• Expertise in diagnosing and preventing performance and optimization issues
• A passion for continuously learning, improving workflows, and implementing modern frontend methodologies