Top Senior Front-End Engineer Jobs in NYC, NY

The role involves developing optimized web and mobile applications, focusing on modern front-end frameworks and CAD components, while collaborating in a small team environment.

As a Senior Front End Engineer, you will lead feature development, write code, and influence product architecture for AI-powered EMR software.

Design and build a component-driven frontend and design system, implement semantic search and data visualizations, collaborate with designers and engineers, and define frontend best practices for complex data products.

As a Senior Frontend Engineer, you will design and build user interfaces for Farsight AI's products, focusing on creating seamless experiences in financial services. You'll work on both long-term projects and rapid iterations based on customer feedback, ensuring high-quality code and design standards.

Build and refine front-end experiences for web and mobile: onboarding, checkout, gallery features, design system and enterprise dashboard. Collaborate closely with designers and PMs, ship fast, maintain aesthetic quality, and iterate with user feedback using React, Next.js and TypeScript.

As a Senior Frontend Engineer at Brex, you will develop new features and products, enhance customer experiences, and collaborate across teams. You'll lead technical projects with a focus on high-quality outcomes and data-driven solutions.

Lead architecture and implementation of Aragorn AI's frontend: build scalable React/TypeScript applications, evolve micro-frontend architecture, develop and maintain a reusable design system, optimize performance, collaborate with design and backend teams, own CI/CD for frontend, and drive frontend technical standards and documentation.

Lead frontend and full‑stack projects across Marimo's open-source ecosystem. Design simple, powerful editor experiences, build performant data visualizations and editor extensions, engage with the community, triage issues, and balance community needs with product roadmap.

Build elegant, responsive front-end user experiences using modern frameworks. Own significant product features from design to launch, collaborate with product, UX, and backend teams, create interactive visualizations for structured and unstructured data, and optimize performance and interactivity for large-scale data applications.

Build and maintain user-facing web interfaces by translating designs into HTML, CSS, and JavaScript. Implement interactive features, ensure responsive and cross-browser compatibility, optimize performance, test and debug code, collaborate with back-end developers for integration, and maintain existing applications while following accessibility and front-end best practices.

The role involves developing large-scale applications using HTML, CSS, JavaScript, and React/WordPress, code reviews, and crafting UI components while ensuring high quality and accessibility.

The Senior Frontend Engineer will develop and enhance the Navigator platform using Vue.js, improve user experience, maintain CI/CD workflows, and collaborate with cross-functional teams.

Lead front-end engineering and provide senior technical consulting across frontend and backend systems. Design, develop, test, and deploy RESTful services and reusable UI components, enforce coding standards, build CI/CD pipelines (GitLab), provision Kafka objects, participate in code reviews, and advise IT leadership on architecture, security, and emerging technologies to meet business requirements.

The role involves building creative tools for content editing, enhancing features with PixiJS and WebGL, and improving collaboration workflows.

Lead development of a Shopify Headless storefront using React and TypeScript. Build pixel-perfect, accessible, performance-optimized eCommerce pages, implement Shopify Functions, integrate GraphQL APIs and third-party services, evolve a Storybook design system, and collaborate with designers, product, QA, and backend engineers to maintain best practices and documentation.

The role involves consulting, developing frontend and backend applications, ensuring coding standards, and collaborating on new technologies.

As a Senior Frontend Engineer, you will develop high-performance front-end solutions for e-commerce applications, focusing on user experience and scalability while collaborating with various teams.

As a Senior II Frontend Engineer, lead design and implementation of frontend systems, mentor engineers, write high-quality code, ensure performance, and collaborate with cross-functional teams.

Build and maintain TypeScript/React frontends and SDKs for the Nomina web3 platform, create user-facing dapps, improve developer documentation and DX, and collaborate with product and engineering to deliver high-quality, mobile-friendly features.

As a Senior Frontend Engineer, you'll build the frontend Graph Semantic Layer with React and TypeScript, developing complex data visualizations and collaborating closely with design and product leadership.

As a Senior Software Engineer, you'll lead projects to improve educational experiences using AI technologies, focusing on frontend development and collaborating with product managers and designers to deliver quality features.

Design, build, and maintain scalable React/TypeScript web applications for Keeper's Admin Console. Integrate with backend REST APIs, implement enterprise UI workflows (RBAC, policy config, audit views), ensure secure, well-tested frontend code, participate in architecture and code reviews, troubleshoot performance and usability, and maintain documentation.

Looking for a Senior Front-End Developer with extensive Vue.js experience to enhance the Jibble 2.0 platform, collaborating closely with product teams.

As a Full Stack Software Engineer, you'll collaboratively own features end-to-end, focusing on user experience and engineering sustainability while working with a cross-functional team to evolve foundational systems.

Lead development of interactive React front-ends with Chakra UI and Mapbox, build data visualizations (Plotly/ApexCharts), optimize performance for large and real-time datasets, enforce front-end best practices, mentor engineers, and collaborate with product, design, and backend teams to deliver accessible, responsive interfaces.