Top Senior Front-End Engineer Jobs in NYC, NY

The role involves owning front-end architecture and building high-performance user interfaces using modern frameworks while collaborating with cross-functional teams.

As a Senior Front End Software Engineer, you will develop user interfaces and APIs for data-intensive applications, ensuring usability and performance while mentoring other engineers.

The role involves building shared frontend foundations, defining architecture and standards, improving developer experience, and mentoring junior engineers while ensuring high-quality and scalable web applications.

Design and implement frontend features for patient and provider web experiences at scale. Build realtime, accessible, high-performance interfaces, own application reliability and monitoring, contribute to architecture and technical roadmap, drive testing and observability best practices, collaborate cross-functionally, and participate in on-call rotations.

Build and scale Medal's Electron-based React frontend to support 100M+ users. Ship high-quality, performant features, own end-to-end implementation, profile production performance, run A/B tests and measure feature metrics, iterate quickly with product leadership and the community, and collaborate in-person with the NYC product team.

As a Senior Software Engineer in the Frontend Infrastructure & Experience team, you will design and build foundational systems, lead projects, improve developer experience, and mentor engineers across Braze.

The Senior Frontend Engineer will develop user-friendly and scalable components for a data labeling platform, collaborating with teams and mentoring junior engineers.

Design, build, and maintain scalable frontend applications using Vue 3 and TypeScript. Own feature delivery from design through production, build reusable components and architecture, improve performance and accessibility, collaborate with backend teams on APIs, write tests, mentor engineers, and help shape frontend tooling, CI/CD, observability, and security practices.

Build and ship production frontend and internal systems powering Picnic's delivery and logistics platform. Work on real-time workflows (order batching, routing), improve reliability and observability, own projects end-to-end, collaborate with Product, Design, and Operations, and participate in code reviews to maintain engineering quality.

Build and maintain responsive, accessible frontend interfaces using React and TypeScript. Collaborate with product, design, and backend teams to launch performant, scalable UIs, create reusable component libraries, define APIs, mentor engineers, and drive frontend best practices.

Lead the development of a design system, architect web components, manage dependencies, and collaborate with teams to enhance user experiences.

Lead design-focused frontend development for polished mobile apps. Ship end-to-end features, build performant gesture-driven animations, collaborate with designers for pixel-perfect UI, maintain a mature codebase, and establish automated testing and quality practices.

As a Senior Frontend Engineer, you'll develop and enhance cross-platform applications using Flutter/Dart and React/Next.js, ensuring high-quality experiences and effective integration with backend services.

Own end-to-end frontend development for core crypto payment flows across web and mobile. Improve latency, availability, and SLOs; build user-facing features (contacts, real-time transaction status); identify and fix performance bottlenecks; partner with product/design/backend; mentor junior engineers to reduce customer friction at scale.

The Frontend Engineer will design and build a web application framework using React and Next.js, ensure code quality, and lead development efforts. Responsibilities include technical leadership, collaboration with stakeholders, and mentoring new developers.

The Senior Frontend Engineer will lead development of UI features using React and TypeScript, collaborate on API designs, and optimize performance in a data-intensive financial platform environment.

Build and maintain web platforms for restaurant discovery, onboarding, and data quality. Collaborate with engineers, PMs, designers, and researchers; work full-stack when needed; ship impactful features; run experiments with guests and restaurants; champion development, deployment, and quality best practices.

As a Senior Frontend Engineer at Fora, you'll build and enhance the Advisor Experience, collaborating with Product and Design to develop web applications that support travel advisors in managing client interactions and bookings.

Lead design and implementation of responsive, mobile-first front-end web applications for e-commerce. Architect UI, integrate with RESTful services, improve legacy code, guide mobile best practices, and work in Agile/Scrum with CI/CD to deliver performant cross-device experiences.

Lead design and implementation of responsive, mobile-first front-end web applications for e-commerce. Architect UI, integrate with RESTful services, optimize performance, build prototypes, and guide migration of legacy code while collaborating in Agile/Scrum teams.

Build responsive, performant React + TypeScript consumer products for blockchain payments. Develop scalable components, design systems, public SDKs/APIs, and testing frameworks. Collaborate cross-functionally to ship secure, accessible, high-quality Web3 payment experiences and improve frontend performance and developer tooling.

Lead frontend architecture for an AI-driven dental platform: own component standards and design system, drive Storybook adoption, implement accessibility and performance best practices, write Playwright end-to-end tests, collaborate with design/product/backend, and use AI dev tools to convert Figma into production-ready components.

Build and enhance AI applications for enterprises, focusing on frontend development using modern technologies like Next.js and React. Collaborate with teams to create intuitive user experiences and optimize UI performance.

As a Sr. Distinguished Engineer, you will lead technical vision, mentor talent, drive engineering excellence, and oversee large-scale web platform migrations.

Lead front-end architecture and build high-performance React/TypeScript web applications, integrating with back-end APIs, ensuring type safety, testing, CI/CD, scalability, and UX for AI-driven orchestration workflows.