Frontend Engineer

• Own major product experiences end-to-end, from technical design and frontend architecture through implementation, testing, measurement, and iteration
• Build and evolve the web application using TypeScript, React, Shadcn/MUI, and Node.js
• Set technical direction for frontend architecture, patterns, and engineering practices
• Ship secure, well-tested software through incremental, data-driven delivery
• Solve product and technical problems across the stack with product, design, data, and backend engineers
• Partner with operations and revenue teams and customers to use feedback and analytics to improve product experiences
• Improve frontend performance, developer experience, observability, testing, and application quality
• Work with leadership to define the product roadmap and technical strategy
• Provide technical leadership within an autonomous, cross-functional agile team
• Mentor engineers through pair programming, code reviews, architecture discussions, and hands-on technical leadership
• Contribute to APIs, data platforms, and infrastructure when appropriate

Staff Frontend Engineer building Vendelux’s event marketing intelligence platform

Staff Frontend Engineer

Staff Frontend Engineer shaping Vendelux’s AI-driven event marketing intelligence platform. Leading frontend architecture and customer-facing product experiences with TypeScript and React.

• Deliver the assistant experience from prototype to production
• Build the framework enabling Farther surfaces to declare what the agent can do and see
• Design a renderer that turns model output into a validated, submittable interface
• Make the renderer extensible so new input types are additive rather than requiring refactors
• Negotiate and version the wire contract with the agent backend team
• Enforce the wire contract with tests
• Design and document developer-facing APIs
• Mentor engineers and set the quality bar in code review

Senior Frontend Engineer building conversational AI interfaces for Farther’s wealth management platform

Senior Frontend Engineer, Conversational & Gen UI

Senior Frontend Engineer building conversational AI interfaces for Farther’s wealth management platform. Developing agent-to-UI frameworks, renderers, and developer APIs.

• Implement large-scale digital marketing campaigns across online channels for Fortune 500 customers
• Build and edit emails, display banners, landing pages, and Facebook ads in HTML, PSD, Sketch, PDF, JPG, and other formats
• Produce digital marketing assets, templates, and images using industry best practices
• Set up and configure platforms for Email, Web, and Push notification campaigns
• Follow rigorous QA processes to ensure flawless asset delivery
• Perform all necessary tasks for project launches
• Assist Project Managers with project launch planning and execution
• Collaborate with other departments to resolve issues smoothly and effectively
• Support campaigns across web, display ads, paid search/PPC, social media, and email marketing

Front-end developer implementing digital marketing campaigns for Persado’s Marketing AI platform

Service Delivery Engineer – Front-End Developer

Front-end developer building responsive marketing assets and campaign configurations for Persado’s Marketing AI platform. Supporting Fortune 500 customers across email, web, display, social, and PPC channels.

• Design, develop, test, and maintain responsive web applications using Angular and TypeScript
• Build reusable, scalable, and high-performance UI components
• Integrate front-end applications with RESTful APIs and backend services
• Collaborate with business analysts and investment banking stakeholders to understand functional requirements
• Translate business and technical requirements into software solutions
• Develop dashboards, analytical tools, workflow applications, and client-facing platforms
• Implement state management using NgRx, RxJS, or equivalent solutions
• Ensure applications meet performance, security, accessibility, and usability standards
• Write clean, maintainable, well-documented, and testable code
• Develop unit, integration, and end-to-end tests using Jasmine, Karma, Jest, Cypress, or Playwright
• Troubleshoot production issues and resolve defects
• Participate in code reviews, technical design discussions, and agile ceremonies
• Contribute to continuous integration and continuous delivery pipelines
• Follow enterprise security, data privacy, audit, and regulatory requirements
• Support application modernization, technical debt reduction, and platform enhancements
• Mentor junior developers and contribute to engineering best practices

Angular Developer building secure web applications for investment banking functions

Angular Developer

Angular Developer building high-performance Angular applications for a leading investment bank. Integrating APIs, developing financial dashboards, and supporting secure, regulated banking workflows.

• Design, implement, and maintain scalable internationalized UI solutions
• Integrate localization into React components
• Manage localization files
• Make UI and architectural adjustments preserving performance, accessibility, and translation quality
• Evaluate and adopt tools and technologies that improve localization workflows, scalability, and developer experience
• Extract and manage new or updated UI strings
• Coordinate translation efforts with internal teams and external vendors
• Respond to translator questions
• Ensure translations are correctly implemented in the front end
• Validate localized builds across languages and regions
• Support localization QA and bug-reporting processes
• Partner with engineers and designers to resolve localization-related UI, layout, and functional issues
• Serve as a front-end-focused point of contact for product localization
• Identify, investigate, and resolve localization and internationalization issues throughout the UI
• Manage localization readiness for each product release
• Bridge Front-end Engineering, Localization, Design, and other stakeholders
• Perform other duties as needed

Front-end localization engineer building React interfaces for NinjaOne’s unified IT operations platform

Localization Web Developer

Front-end localization engineer building React interfaces for NinjaOne’s unified IT operations platform. Managing internationalization, translation workflows, and localized UI quality across global products.

• Design, develop, and maintain scalable full stack web applications, including frontend, backend services, APIs, databases, and system integrations.
• Partner with customer stakeholders and product owners to clarify business requirements and translate them into technical solutions.
• Drive technical discussions and collaborate with development, QA, and DevOps teams to resolve implementation, testing, environment, and data-related issues.
• Modernize and enhance existing applications while maintaining legacy systems where appropriate.
• Troubleshoot production issues, identify root causes, and improve system reliability and performance.
• Participate in system design, architecture reviews, and code reviews to ensure scalable and maintainable solutions.
• Continuously improve engineering practices, software quality, and development efficiency.
• Take ownership of features throughout the software development lifecycle, from design to production support.

CIeNET senior developer building enterprise web applications for operational efficiency

Senior Software Developer – Web Applications

CIeNET senior full stack developer designing enterprise web applications. Translating stakeholder requirements into scalable solutions and supporting features through production.

• Own and improve the frontend development loop for local development, builds, and testing
• Drive CI/CD reliability, speed, and deployment confidence across the frontend platform
• Evolve microfrontend architecture, module patterns, and monorepo standards
• Build and maintain self-service tooling and internal platform capabilities
• Embed AI across the web SDLC for code authoring, testing, debugging, and documentation
• Define, track, and improve developer productivity metrics including build time, DORA, and developer CSAT
• Identify systemic friction in the developer journey and implement scalable solutions
• Work closely with the European team on strategy and roadmap while owning outcomes end-to-end

Principal engineer building AI-powered frontend infrastructure for AlphaSense’s market-intelligence platform

Principal Software Engineer – Web Infrastructure, Frontend DevEx

Principal engineer evolving AI-powered frontend infrastructure, CI/CD, and developer tooling for AlphaSense’s AI market-intelligence platform.
Improving React monorepo velocity, reliability, observability, and developer experience for enterprise customers.

• Architect, develop, and maintain highly responsive, accessible, and scalable user interfaces using modern web technologies
• Partner with the design team to evolve and govern the design system and establish best practices for component architecture and interaction design
• Collaborate with backend engineers to integrate frontend applications with middleware and backend APIs
• Ensure smooth data handling, state management, and application performance
• Apply core web fundamentals and build applications primarily using React or Angular
• Explore and adopt cutting-edge interaction models for the future agent framework

UI Engineer building scalable React/Angular interfaces for OnCorps AI’s financial workflow automation platform

UI Engineer

UI Engineer building scalable React/Angular interfaces for OnCorps AI’s enterprise agentic AI platform. Bridging design and engineering for financial middle- and back-office workflow automation.

• Design and develop scalable, high-performance front-end applications
• Build intuitive, responsive, and visually engaging UI/UX experiences
• Optimize front-end performance, accessibility, and responsiveness
• Collaborate with product designers, backend engineers, and founders to align on vision and execution
• Develop component libraries and reusable front-end architecture for scalable applications
• Implement and maintain state management, API integrations, and client-side logic
• Define best practices for front-end development, code quality, and UI testing
• Submit an application to join SignalFire’s Talent Ecosystem
• Maintain a profile for consideration by SignalFire portfolio companies and future front-end engineering opportunities

Founding front-end engineer building high-performance web applications for SignalFire-backed startups

Founding Front-End Software Engineer – Senior/Staff

Founding front-end engineer building scalable, user-centric applications for SignalFire’s VC-backed startup portfolio. Shaping front-end architecture, performance, design systems, and reusable UI components.

• Design and develop scalable, high-performance front-end applications
• Lead efforts to improve web performance, accessibility, and user experience
• Collaborate with design, product, and backend teams to create seamless, intuitive UIs
• Define and implement front-end architecture, component libraries, and design systems
• Optimize state management, API integrations, and front-end workflows
• Establish best practices for front-end development, testing, and CI/CD pipelines
• Mentor and provide technical leadership to junior engineers
• Submit an application to join SignalFire’s Talent Ecosystem
• SignalFire reviews applications on an ongoing basis and shares profiles with portfolio companies for potential matches
• SignalFire or portfolio-company leaders may contact matched candidates
• Profiles may be retained for future front-end engineering roles

Staff Front-End Engineer joining SignalFire’s network for VC-backed startup opportunities

Staff Front-End Software Engineer

Staff Front-End Engineer connecting with SignalFire’s VC-backed startup portfolio. Leading scalable web application architecture, performance, UI/UX, and technical mentorship.

• Evaluate the current state of UI implementation across the product.
• Assess the long-term suitability of the current frontend stack.
• Develop mechanisms that enforce UI standards programmatically.
• Design and build a reusable component library and set of common page templates.
• Build UI for AI-driven product surfaces.
• Develop and maintain tooling and infrastructure for UX designers.
• Partner with designers to unblock workflows and resolve tooling issues.
• Implement high-quality UI features using established standards.

UI Engineer developing AI-driven product surfaces for financial services.

UI Engineer working on an AI-powered cloud platform for professional services. Collaborating with engineers and product managers to enhance user interfaces and standards.

• Defines and advances enterprise front-end engineering strategy, architecture, and standards across multiple teams and initiatives.
• Establishes principles and guardrails for quality, accessibility, maintainability, operational readiness, testing, and scalability.
• Owns technical product design and architecture for critical front-end platforms and strategic initiatives.
• Partners with product management, software engineering, UX, and architecture to shape engineering approaches and align with technology roadmaps.
• Building production-grade web SDKs for external partner or merchant integrations for secure browser-based flows.
• Identifies and drives adoption of industry best practices, emerging technologies, and modernization opportunities.
• Provides enterprise-level guidance on cloud alignment, CI/CD, automated testing, and sustainable engineering practices.
• Acts as a senior point of expertise on difficult engineering issues and strategic technical decisions.
• Mentors engineers and technical leaders across the organization and serves as a role model for engineering excellence.
• Builds trusted relationships across functions and influences change that improves engineering outcomes, delivery capability, and organizational maturity.
• Represents the organization in high-impact technical discussions with senior stakeholders, customers, or executive leadership as appropriate.

Principal Front End Engineer driving front-end engineering strategy at Early Warning Services

Principal Front End Engineer

Principal Front End Engineer responsible for driving front-end engineering strategy at Early Warning Services. Collaborating across teams to deliver exceptional user experiences and scalable architectures.

• Build SkyLink’s web-based traveler experience, including flight and hotel search, comparison, booking, trip management, rebooking, and cancellation
• Create seamless handoffs between SkyLink’s Slack and Microsoft Teams experiences and richer web interfaces
• Build dashboards and operational tools for corporate travel administrators and travel management companies
• Develop reusable frontend components for complex travel content, including itineraries, fares, policies, approvals, traveler profiles, and booking workflows
• Work closely with product and design to challenge unnecessary complexity and propose simpler, more scalable solutions
• Understand SkyLink’s orchestration, APIs, and data models to design frontend systems that accurately represent complex travel workflows
• Design and implement APIs and database models needed to support new user experiences
• Improve frontend performance, reliability, accessibility, observability, and testing
• Help define the architecture and engineering standards for SkyLink’s growing web platform
• Work directly with customers and internal teams to understand how travelers and administrators interact with the product

Software Engineer (UI) developing web experiences for AI travel management platform

Software Engineer, UI

Software Engineer (UI) developing web experiences for an AI corporate travel agent. Leading frontend development with React and TypeScript in a hybrid work environment.

Senior Software Engineer building UI for AI corporate travel management platform

Senior Software Engineer, UI

Senior Software Engineer building UI for AI corporate travel management platform. Leading development of web experience across Slack, Teams, and browser.

• Take ownership: Maintain a high bar for quality through code reviews, testing, and production readiness.
• Collaborate cross-functionally: Partner with product, design, and backend engineers to deliver reliably.
• Architect for change: Design and build scalable front-end systems.
• Improve performance & quality: Strengthen performance, accessibility, maintainability, and consistency across the codebase.
• Support experimentation: Build A/B tests and measurement capabilities.
• Lead AI-assisted development: Use AI tools for prototyping and exploratory development.
• Raise quality through testing: Build and maintain automated test coverage across layers.

Senior Web Engineer developing scalable front-end systems for MoneyLion

Senior Web Engineer

Senior Web Engineer at MoneyLion creating scalable front-end systems and collaborating across teams for enhanced customer experiences. Driving innovation through AI-assisted development and experimentation.

• Take Ownership: You’ll be accountable for upholding a high bar for quality through design reviews, code reviews, test strategy, and production readiness.
• Collaborate cross-functionally: Partner with product, design, and fellow engineers to shape solutions, clarify tradeoffs, and deliver reliably.
• Architect for change: Design and build full-stack, frontend-leaning systems that are intentionally small, composable, and resilient to evolving product requirements.
• Improve Performance & Quality: Enforce architectural and operational quality, catching subtle issues that are easy to miss in fast-moving, AI-assisted development.
• Champion Functional Patterns: Champion functional programming principles and immutability to reduce side effects and make systems simpler to reason through and debug.
• Lead AI-assisted development: You’ll use AI assistants/agents for prototyping, scaffolding, refactoring, and exploratory development, then harden the result and rigorously validate through tests, reasoning, and edge-case review.
• Raise quality through testing: Build and maintain a strong automated test suite of unit, integration/contract, component/UI, and end-to-end coverage, with fast feedback loops in CI.

Lead Frontend Engineer for financial product solutions at Gen

Senior Frontend Engineer – Engine

Lead Frontend Engineer developing financial product solutions at Gen. Collaborating with cross-functional teams and maintaining a high bar for engineering quality.

• Take Ownership: You’ll be accountable for upholding a high bar for quality through design reviews, code reviews, test strategy, and production readiness.
• Collaborate cross-functionally: Partner with product, design, and fellow engineers to shape solutions, clarify tradeoffs, and deliver reliably.
• Architect for change: Design and build full-stack, frontend-leaning systems that are intentionally small, composable, and resilient to evolving product requirements.
• Improve Performance & Quality: Enforce architectural and operational quality, catching subtle issues that are easy to miss in fast-moving, AI-assisted development.
• Champion Functional Patterns: Champion functional programming principles and immutability to reduce side effects and make systems simpler to reason through and debug.
• Lead AI-assisted Development: You’ll use AI assistants/agents for prototyping, scaffolding, refactoring, and exploratory development, then harden the result and rigorously validate through tests, reasoning, and edge-case review.
• Raise quality through testing: Build and maintain a strong automated test suite of unit, integration/contract, component/UI, and end-to-end coverage, with fast feedback loops in CI.

Lead Engineer for financial products marketplace at Gen, leveraging AI tools.

Lead Frontend Engineer

Lead Engineer for financial products marketplace at Gen powered by AI. Collaborating cross-functionally to drive technical quality and product performance.

• Design, develop, test, and maintain back-end services, RESTful APIs, and microservices using Java and the Spring framework.
• Implement enhancements and new features for mission-critical, customer-facing applications as part of an Agile delivery team.
• Diagnose high-severity production defects and develop and deploy rapid hotfixes to minimize downtime.
• Develop comprehensive automated unit tests in alignment with organizational standards and leverage tools such as SonarQube to drive continuous improvement in code quality.
• Build, deploy, and operate application components in the cloud, and support performance, scalability, and reliability.
• Modernize and upgrade legacy applications to enable cloud migration, including leading technical discovery, estimating upgrade effort, identifying dependencies, and creating development tickets.
• Develop reusable frameworks and patterns that accelerate the development and maintenance of web services and future project delivery.
• Contribute to and maintain CI/CD pipelines to support consistent, automated builds, testing, and deployments.
• Support release, regression, and user acceptance testing activities and assist with deployment coordination.
• Create and maintain technical documentation, including design notes, deployment guides, and knowledge base content.
• Participate in Agile/SAFe ceremonies and collaborate with product owners, testers, and operations staff to improve delivery and system quality.

Software Developer designing and maintaining back-end systems for federal customers

Java Developer – Web Services

Software Developer designing and maintaining back-end systems for Federal Government customers. Specializing in RESTful APIs and cloud applications in an Agile/SAFe environment.

• Design, build, and scale our design system by developing production-grade web components based on Figma specifications using the Lit framework, ensuring they meet enterprise-scale requirements
• Achieve and maintain near 100% test coverage using Playwright and modern testing frameworks, ensuring robust, bug-free components
• Bake in accessibility (a11y), comprehensive theming (including Dark/Light/High-Contrast modes), and localization/internationalization (i18n) from the ground up
• Optimize component performance and bundle size for production environments
• Maintain and extend design tokens (CSS variables) to ensure coded components remain in sync with Figma design specifications
• Conduct thorough code reviews and provide constructive technical feedback to team members
• Drive technical decision-making for component architecture and implementation patterns
• Serve as a subject matter expert for engineering teams integrating with the design system
• Collaborate with UX architects, product designers, and QA engineers to ensure components meet our design and engineering standards
• Create and maintain comprehensive component documentation, including usage guidelines, API specifications, and integration examples
• Proactively gather feedback from consuming teams and iterate on components to improve developer experience
• Document patterns and best practices to enhance the overall developer experience
• Provide short demos showcasing your work and new component capabilities
• Implement and maintain CI/CD pipelines for automated testing and quality assurance
• Participate in scrum ceremonies, team planning sessions, and roadmap reviews to ensure team alignment on short and long-term goals
• Support multiple initiatives by providing essential UI components and UX patterns
• Mentor junior engineers and provide technical guidance on design system best practices

Frontend Engineer III building web components for CrowdStrike's security platform

Engineer III – Front End

Frontend Engineer III building web components for CrowdStrike's next-generation design system. Collaborating with cross-functional teams to drive design excellence and developer experience.

• Own end-to-end UX design and rapid prototyping for new product initiatives, from concept through implementation-ready design
• Build interactive, near-production-quality prototypes using React, TypeScript, or similar frameworks to validate ideas before full engineering investment
• Partner with Engineering to validate technical feasibility early and reduce handoff friction
• Help establish and evolve reusable UI patterns, components, and Reality Defender's broader design system
• Advocate for usability, accessibility, and thoughtful interaction design across the platform
• Work alongside Product Managers to define customer experiences before development begins
• Facilitate cross-team alignment by making complex ideas tangible through prototypes and visual storytelling

UX Engineer creating prototypes and designs for a leading cybersecurity company

UX Engineer

UX Engineer developing prototypes and designs for cybersecurity products at Reality Defender. Collaborating with teams and advocating for user-centric design principles.

Frontend Engineer jobs in New York

See all jobs on JobTailor

Staff Frontend Engineer

Senior Frontend Engineer, Conversational & Gen UI

Service Delivery Engineer – Front-End Developer

Angular Developer

Localization Web Developer

Senior Software Developer – Web Applications

Principal Software Engineer – Web Infrastructure, Frontend DevEx

UI Engineer

Founding Front-End Software Engineer – Senior/Staff

Staff Front-End Software Engineer

UI Engineer

Principal Front End Engineer

Software Engineer, UI

Senior Software Engineer, UI

Senior Web Engineer

Senior Frontend Engineer – Engine

Lead Frontend Engineer

Java Developer – Web Services

Engineer III – Front End

UX Engineer