Top Front End Developer Jobs in Baltimore, MD

Develop and maintain a fraud-analysis web application and platform, with 60–70% frontend focus. Build APIs, collaborate with product and cross-functional teams, write automated tests, analyze product metrics, troubleshoot issues, maintain service-level requirements, and participate in on-call support. The role uses React, backend languages, databases, Docker, and AWS technologies in a remote U.S.-based environment.

Lead frontend technical strategy for Affirm’s checkout decision orchestration systems. Design and architect scalable web applications, guide major technical initiatives, improve reliability and operational processes, establish engineering quality standards, collaborate with product, design, and analytics, and mentor engineers. The role focuses on building fast, clear, and reliable checkout experiences using modern declarative UI frameworks.

Build and maintain Vue.js interfaces for Openly’s insurance platform, supporting agents and internal users. Responsibilities include implementing UX initiatives, developing administration interfaces, integrating REST and GraphQL APIs, simplifying technical designs, contributing to architectural decisions, testing applications, identifying technical risks, and collaborating across product and engineering teams.

Develop and maintain responsive, accessible front-end applications using React, Svelte, Vue.js, HTML, CSS, and JavaScript. Build end-to-end software solutions, improve system architecture, apply DOM manipulation, create reusable code, and collaborate in Agile environments. Integrate front-end applications with back-end services while supporting user experience, responsive design, performance, and long-term maintainability. The role requires TS/SCI clearance with polygraph and includes a skills assessment.

Design, develop, integrate, and test full-stack Java applications using Java 1.8+, Angular 2+/React, and Spring frameworks. Work with MongoDB or relational databases, perform requirements analysis and system integration, and collaborate as a technical SME on secure, mission-focused software projects.

Senior front-end engineer to maintain and redevelop a geospatial collaboration UI, drive Section 508 accessibility, and troubleshoot interfaces between applications. Collaborate with cross-functional teams to implement front-end features using Java/GWT/PrimeFaces/Quarkus and modern web technologies (HTML/CSS/JavaScript). Work onsite supporting a mission-critical government customer.

Design, implement, and maintain high-performance, modular frontend applications and reusable UI components. Integrate UIs with backend microservices, optimize performance (code splitting, lazy loading), ensure accessibility, use CI/CD and UI testing, and collaborate in Agile teams to support large-scale, data-driven interfaces.

Develop and support mission-critical front-end user interfaces using ReactJS. Troubleshoot application issues, optimize UIs, contribute to architecture and CI/CD practices, and collaborate with Agile teams on national security systems. The role requires JavaScript and front-end development experience, an active TS/SCI clearance with polygraph, a technical bachelor's degree, and U.S. citizenship.

Leads frontend engineering strategy and architecture while building accessible, performant web applications. Responsibilities include developing React or Angular applications, design systems, testing and CI/CD practices, accessibility compliance, performance optimization, cloud deployment, and frontend infrastructure. The role mentors engineers, influences cross-functional technical decisions, partners with product and design teams, and delivers customer-facing solutions. It is remote with 0–10% travel and requires U.S. citizenship plus eligibility for Public Trust 6C.

Develop, integrate, debug, and maintain embedded software on Linux platforms using C, C++, and Python. Support processor and board bring-up, device control, networking, hardware interfaces, automated testing, documentation, laboratory and field testing, and customer demonstrations. Collaborate with software, hardware, RF, FPGA, DSP, systems, and test engineers across xG and mixed-signal product development.

Build React and TypeScript interfaces for reviewing, querying, and monitoring automated outputs. Develop information-dense screens, file intake and editing tools, structured-data views, charts, and reviewer workflows. Establish reusable component libraries and frontend conventions for internal and external applications. The role also involves contributing to frontend architecture and potentially writing server-side API routes.

Build and maintain customer-facing web applications and digital journeys for Jabra Enhance. Develop accessible, high-performing features using React.js, JavaScript, CSS, Relay, and GraphQL; collaborate with design and engineering teams; create reusable components; optimize performance and reliability; participate in architecture reviews, refactoring, and Agile ceremonies.

Build and maintain fast, intuitive frontend applications for blockchain and Web3 products. Collaborate with product, design, and engineering teams; develop reusable components and frontend architecture; integrate wallets and smart-contract interactions; improve performance, reliability, and accessibility; participate in technical planning and code reviews; mentor other developers and establish frontend best practices.

Lead frontend-focused full-stack development for a neurotechnology platform controlling brain stimulators, managing patient data, visualizing real-time 3D data, integrating APIs, syncing cloud systems, and improving user experience. The role involves React and React Native frontend work, Python or Node.js backend development, team growth and mentorship, and collaboration on secure, scalable healthcare applications.

Build and maintain reader-facing membership features, including calls to action, donation flows, authentication, and account experiences. Integrate messaging, payment, CRM, CDP, analytics, and donation systems. Instrument audience and donor journeys, support A/B testing, develop front-end services and integrations, and protect reader privacy. Collaborate with product, engineering, audience, data, design, and business teams while contributing to product roadmaps, documentation, troubleshooting, and technical communication.

Build and lead the frontend architecture for Tailscale’s next-generation web console. Responsibilities include developing shared frontend infrastructure, identity and authentication systems, cross-origin session management, testing strategies, developer tooling, deployment workflows, and unified product experiences. The role partners across design, growth, product, infrastructure, and engineering while providing technical leadership, mentoring, and on-call incident support.

Develops and maintains browser-based web applications and user interfaces for mission-focused data and analytics. Responsibilities include writing JavaScript, HTML, and CSS; integrating REST APIs; collaborating with designers, backend engineers, and data scientists; troubleshooting customer issues; writing unit tests; conducting QA testing; and participating in code reviews. The role requires an active Secret clearance, U.S. citizenship, hybrid or onsite availability, and relevant frontend development experience.

Develop and maintain accessible front-end applications compliant with Section 508 and WCAG 2.1/2.2 AA. Conduct manual and automated accessibility testing using JAWS and tools such as axe, Pa11y, and Lighthouse; remediate keyboard, focus, ARIA, contrast, and semantic HTML issues. Collaborate with designers, developers, QA, DevOps, and product owners in an Agile environment, integrate accessibility checks into CI/CD pipelines, document audit findings, and support federal agency compliance.

Senior or Staff Frontend Engineer responsible for developing scalable, high-performance web applications, shaping frontend architecture, mentoring engineers, and leading cross-functional feature delivery. The role requires modern JavaScript and TypeScript expertise, strong UI system design, API integration, debugging, and technical documentation skills. The engineer will also promote AI-assisted and agentic development practices, collaborate with product and backend teams, and build intuitive healthcare payment interfaces.

Senior UI Engineer responsible for building accessible, high-performance React applications and scalable front-end architecture for a pharmacy management platform. The role includes developing design-system components, defining API contracts, leading testing and code reviews, improving performance and accessibility, mentoring engineers, partnering with product and design, and using AI development tools responsibly. Candidates need strong React, TypeScript, CSS, REST API, Node.js, and PostgreSQL experience, plus end-to-end project ownership and cross-functional leadership.

Build and maintain customer-facing and internal web applications using React and TypeScript across Rails-embedded and standalone environments. Own shared component libraries, implement Figma designs, improve frontend performance, integrate REST APIs, expand automated testing, and investigate production issues. Collaborate closely with design, product, and backend engineering while documenting maintainable patterns and applying coding agents effectively.

Lead the strategic direction of frontend engineering, architecture, tooling, and standards. Build accessible, high-performing React or Angular applications, component libraries, design systems, deployment pipelines, and testing strategies. Drive modernization, performance, accessibility, and developer-experience initiatives while collaborating with product and design teams. Mentor engineers, influence cross-team technical decisions, and contribute across the full stack when needed. The role is remote, requires U.S. citizenship and the ability to obtain Public Trust 6C, and involves up to 10% travel.

Own end-to-end development of customer-facing web platform features, emphasizing React and TypeScript frontend development while contributing to Python backend services. Translate product concepts and designs into reusable, intuitive UI components, partner with Product and Design, engage directly with users, and use AI-powered tools to accelerate development while maintaining code quality and performance.

Build responsive, high-performance React and Next.js interfaces for cloud workspace creation, resource management, billing, monitoring, and developer tools. Integrate applications with backend APIs and real-time services, improve performance and accessibility, and develop reusable components. Collaborate with backend engineers and product teams while contributing to feature ownership and product decisions.

Build and maintain responsive, accessible web interfaces using React, HTML, CSS, and JavaScript/TypeScript. Integrate applications with REST APIs and back-end services, implement WebSocket features, optimize Core Web Vitals, and develop reusable design-system components. The role also involves Node.js tooling, cross-browser compatibility, code reviews, QA collaboration, and front-end testing.