Top Senior Front End Developer Jobs in NYC, NY

You will own frontend systems, lead initiatives in UX and performance, uphold standards, and mentor engineers to enhance quality.

Develop and design user-facing web applications and dashboards for Global Markets Risk Reporting. Build UI components and modules in AngularJS/React, integrate with RESTful APIs and real-time messaging (Kafka/AMPS), set up web server environments, subscribe to pub/sub topics for live updates, and collaborate across the front-to-back development team to deliver production-quality software.

Build and maintain React/TypeScript UI components, pages, and data visualizations for a security/compliance platform. Extend component library, optimize performance for large datasets, implement real-time updates, collaborate with designers, backend engineers, and customers to ship high-fidelity, production-ready interfaces.

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

Own and build frontend experiences across Air's web platform: translate product/design needs into high-quality UI, architect and ship features, improve component design and rendering performance, maintain a scalable design system, enforce accessibility and code quality, mentor engineers, and participate in reviews and hiring.

The Frontend Engineer will establish UI interactions, architecture, and workflows, working with complex data and operating in a fast-paced startup environment. Responsibilities include designing frontend systems, optimizing performance, and collaborating with engineers across disciplines.

The Frontend Engineer will build user-facing interfaces for AI software development, utilizing technologies like TypeScript and React, while ensuring code quality and user experience.

Design and implement high-performance Angular frontends for AI-driven interfaces: real-time SSE/WebSocket streaming, complex state with Signals/NgRx, Chain-of-Thought visualizations, human-in-the-loop controls, performance optimization, API schema collaboration, and testing.

Build high-performance, real-time Angular UIs for AI-driven agent workflows. Implement SSE/WebSocket streaming, complex state management (Signals/NgRx), observability dashboards, HITL controls, performance optimizations, and collaborate on API/JSON schema design with backend and AI engineers.

Build and integrate reusable React.js UI components from wireframes, optimize front-end performance and responsiveness, ensure cross-browser compatibility, validate inputs, consume REST APIs, write tests, document code, and collaborate with designers and backend engineers to deliver accessible, secure, and scalable front-end applications.

Build high-performance, real-time Angular frontends for AI-driven agent interfaces. Implement SSE/WebSockets streaming, complex state management with Signals/NgRx, visualizations of agent chain-of-thought, human-in-the-loop controls, performance optimizations, and collaborate with backend/AI engineers on API schemas.

Senior Front End Developer who architects REST APIs (Java/Node.js) and builds Angular-based SPA configurations. Own end-to-end integration and onboarding flows, manage CI/CD with Jenkins and Sonar, implement QA automation, and monitor production with Datadog and Splunk. Lead troubleshooting, test matrices, and release management to ensure production readiness.

Own frontend architecture and platform for a unified web console. Build identity-adjacent systems (auth, sessions, CORS/CSRF protections), shared infra and tooling, testing strategies, and enable other teams to ship reliable UIs. Collaborate across design, growth, and infrastructure; participate in on-call rotation.

Design, build, and deliver front-end features with strong UX focus. Own technical design, coding, testing, deployment, and monitoring in a continuous delivery, microservices environment. Collaborate with Product, implement automated QA practices, and contribute to production deployments while practicing robust testing methodologies.

Design, build, and maintain provider- and care-team-facing web interfaces for clinical and operational workflows. Own features end-to-end, drive frontend architecture, optimize client-side performance and accessibility, collaborate with product/design/data/clinical teams, instrument metrics, and participate in on-call rotations to ensure reliable production systems.

Design, build, and maintain provider-facing web interfaces for clinical workflows. Own end-to-end frontend architecture, performance, accessibility, testing, observability, and reliability. Collaborate with product, design, data, and clinical teams, contribute to technical roadmap, and participate in on-call rotations to ensure production reliability.

The Staff Frontend Engineer will design and evolve frontend architecture, owning system performance and reliability, and leading initiatives with a focus on large-scale user-facing applications.

As a Senior Staff Frontend Engineer, you'll architect large-scale frontend systems using React and Next.js, focusing on performance, reliability, and correctness while leading cross-functional architectural decisions and evolving the frontend infrastructure.

Lead the development of web and mobile experiences as a Staff Frontend Engineer. Own platform features, mentor engineers, and ensure frontend quality and performance. Collaborate across teams to deliver user-friendly applications and establish best technical practices.

The Staff Frontend Engineer will lead frontend system development, architect scalable solutions, mentor engineers, and drive best practices while collaborating cross-functionally.

As a Staff Front End Engineer, you will lead the front end vision, drive architecture decisions, and mentor engineers while developing high-impact web applications in a collaborative environment.

Design, build, test, and maintain scalable React/Redux web applications. Implement responsive UIs, integrate with Node.js and REST APIs, write unit tests with JEST, perform code reviews, debug issues, and participate in Agile ceremonies while maintaining project documentation.

As a Senior Software Engineer, you will lead frontend initiatives using React and React Native, collaborating with product and design to deliver user experiences, while mentoring teammates and shaping frontend architecture.

Own and architect the frontend experience for an AI-native asset management platform. Build performant, data-dense interfaces, document viewers, dashboards, and conversational search. Drive component architecture, frontend standards, performance, and mentor engineers while partnering with design and product to deliver polished, accessible user experiences.

Design and implement developer-facing UI from Figma to production using Hotwire (Turbo + Stimulus) and ViewComponents. Own the dashboard, API playgrounds, docs, marketing site, and data visualization. Optimize performance and bundle size, maintain a coherent component system, and ship polished, production-ready front-end with tests and CI/CD.