Top Senior Front-End Engineer Jobs in NYC, NY

Design, build, deploy, and maintain secure, scalable Java and Spring Boot services for a multi-tenant ecommerce SaaS platform. Develop REST APIs, optimize MySQL databases, operate AWS workloads, and support CI/CD, observability, testing, and production systems. Contribute to architecture and technical decisions, mentor engineers, troubleshoot issues, and participate in on-call support while ensuring PCI DSS compliance and responsible use of AI-assisted development tools.

Senior Front End Software Engineer responsible for architecting, building, and maintaining high-performance applications across frontend, backend, cloud, and event-driven systems. The role leads complex technical initiatives, integrates AI and data pipelines, ensures software quality through testing and reviews, owns applications throughout their lifecycle, documents architecture, collaborates cross-functionally, and mentors engineers. Primary technologies include TypeScript, JavaScript, React, Node.js, AWS, and modern CI/CD and containerization practices.

Lead frontend engineering for the DataLab product, developing scalable React and TypeScript interfaces for enterprise financial applications. Guide frontend architecture, component design, accessibility, performance, developer experience, and testing practices. Collaborate with product managers and backend engineers, mentor teammates, make technical decisions, and promote AI-assisted coding tools while maintaining high standards for security, quality, and maintainability.

Leads frontend software development across strategic product domains, designing and building dashboards, notifications, reporting interfaces, and intelligent automation. Independently drives complex technical projects, integrates AI models and data pipelines, improves performance, writes automated tests, conducts code reviews, documents architectures, owns applications throughout their lifecycle, and mentors engineers. Collaborates with cross-functional stakeholders to deliver scalable tools for real estate agents.

Lead frontend architecture and development for a consumer-facing fintech web product. Build responsive transaction and account screens, manage client-side state and live data updates, shape APIs and transaction flows, and partner with founders on product and engineering priorities. The role suits an early engineer who can launch polished web experiences, prioritize performance and stability, and work effectively in a lean, fast-moving environment.

Build and own Kotlin/Android interfaces connecting customers with robotics capabilities, while developing React/Next.js web applications for partners and support staff. Integrate frontend systems with Go microservices, manage API lifecycles and client state, establish architecture and testing standards, and contribute to CI/CD and platform decisions. The role is hybrid in New York City and requires close collaboration with UX, robotics, backend, and product teams.

Build and lead customer-facing eCommerce booking features using React, Next.js, and TypeScript. Own checkout, payments, scheduling, and partner booking flows; improve conversion, accessibility, performance, observability, and reliability. Integrate commerce and third-party services, develop automated tests, support frontend architecture, instrument experiments and analytics, and monitor production outcomes. Collaborate across Product, Design, Marketing, and Backend teams while mentoring junior engineers and contributing to shared components and API contracts.

Build responsive Web3 applications, web SDKs, developer tools, reusable frontend components, and internal Customer Success tools. Collaborate with Product, Design, and Engineering to create scalable, accessible user experiences. Contribute to code and design reviews, automated testing, continuous delivery, coding standards, and AI-assisted development practices.

Build and scale high-quality frontend features for a large gaming platform serving more than 100 million users. Develop primarily with React in an Electron application, collaborate with leadership and the gaming community, and ship features rapidly. Own complex features end to end, optimize production performance, use profiling tools, and measure outcomes through A/B testing and usage metrics. The role is based in New York City with five days per week in the office.

Build high-performance React and TypeScript interfaces for real-time cyber operation data. Responsibilities include frontend architecture, interactive visualizations, automated testing, performance optimization, reliability improvements, code reviews, and cross-functional collaboration. The role owns significant features end to end and supports other engineers while delivering secure, accessible software for cloud and on-premises environments.

Lead end-to-end development of modern frontend initiatives using React and Electron. Design scalable architecture, improve performance and test coverage, resolve production issues, influence technical decisions, and collaborate with Product, Design, and Backend teams. The role includes mentoring engineers, maintaining code quality, supporting observability and incident response, and building secure, high-quality customer-facing payment and form workflows.

Build, deploy, and own scalable consumer applications and services for a digital lending platform, with a focus on React frontend development. Responsibilities include designing features, automated testing, full software development lifecycle participation, collaboration with cross-functional teams, system scalability and reliability, technical debt reduction, mentoring frontend engineers, and using AI-driven coding agents and agentic workflows.

Own and evolve shared frontend infrastructure across web and mobile, including design systems, UI libraries, data layers, notifications, backend-for-frontend services, release automation, CI/CD, QA tooling, and performance improvements. Build AI-powered developer tools, lead large-scale migrations, contribute to product engineering, deliver high-quality tested code, document architecture, review code, and mentor engineers across teams.

Build scalable React and TypeScript web applications for a fintech platform. Develop reusable component libraries and design systems, translate complex financial workflows into intuitive interfaces, integrate with APIs and microservices, improve performance and testing, and guide frontend architecture. Collaborate closely with Product and Design while working with complex financial data and partially defined requirements.

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.

Build and maintain frontend products and tools across the Brex stack. Collaborate with engineers and customer-facing teams, design experiments, own user experience and technical outcomes end to end, and improve scalability, operability, and performance. The role involves architecting, developing, and testing client-side applications while contributing to cross-functional projects and long-term technical vision.

Own and ship polished frontend and full-stack product features for student and teacher experiences. Partner with product and design teams, shape technical direction, improve frontend quality and performance, design APIs, and contribute throughout development, testing, rollout, and support. Mentor engineers, communicate technical tradeoffs, and work in a fast-paced startup environment. The role requires strong React and TypeScript expertise, backend fundamentals, and in-person work four days weekly in San Francisco or New York City.

Lead frontend development for Coinbase identity experiences including login, signup, OAuth, account security, and multi-factor authentication. Own projects from design through deployment and monitoring, guide Native versus Webview architecture, author technical designs, resolve systemic technical debt, lead on-call and incident response, and mentor engineers.

As a Senior Frontend Engineer, you will design and develop user interfaces for the Confido platform, ensuring performance and usability while collaborating with backend engineers and stakeholders.

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.

Own and deliver major consumer-facing web and mobile features from technical design through experimentation and launch. Drive frontend architecture, performance, accessibility, testing, observability, and design-system standards. Build conversion-critical discovery, seat-selection, and checkout experiences, interpret A/B tests, mentor engineers, and collaborate with product, design, backend, mobile, and platform teams.

Build and own end-to-end frontend experiences for Coinbase card products across web and mobile. Ship high-scale consumer features, improve payment flow performance and SLOs, reduce latency and CX contacts, mentor engineers, and collaborate with product, design, and backend teams to deliver reliable, user-focused card functionality.

Own frontend architecture, design systems, scalable components, UX-focused features, testing, deployment tooling, and observability. Partner with product and design to deliver customer-facing functionality, improve engineering workflows, support on-call operations, adopt LLM-assisted development, and mentor engineers. The role requires establishing frontend standards and patterns for a rapidly growing early-stage healthcare technology product.

Build Farther’s conversational AI and generative UI experiences, including the frontend framework, validated interface renderer, agent-to-UI wire contracts, and developer APIs. Deliver production-ready assistant functionality, design for model uncertainty and failures, mentor engineers, document systems, and maintain quality through testing and code review.

Lead design and delivery of large, ambiguous frontend and platform initiatives. Shape frontend architecture, standards, and shared patterns; build shared foundations and customer-facing surfaces; improve developer experience, reliability, and performance; partner with design and product; and apply AI-enabled workflows to boost engineering leverage and quality.