Top Senior Front End Developer Jobs in Baltimore, MD

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.

Lead architecture and delivery of large-scale React and React Native frontends. Define frontend strategy and best practices, build shared component libraries and design systems, optimize performance and accessibility, collaborate with product/design/backend teams, mentor junior engineers, and resolve complex frontend and cross-stack issues.

Build and ship polished, accessible, high-performance front-end features for Deepgram's Console and Playground. Partner with product and design to translate ideas into incremental releases, improve internal tools, and uphold front-end engineering standards through code reviews and design discussions.

Build and own end-to-end full-stack systems for AI-powered agentic trading across web and React Native mobile. Implement real-time, low-latency UIs and Go backend services, integrate streaming AI/ML features and market data, drive architecture and code quality, and collaborate with AI/ML, design, and product teams to ship production-ready features used by millions.

Lead frontend-leaning full-stack implementation work for carrier and enterprise integrations: architect reusable UI and API layers, author RFCs, guide technical delivery, enforce testing and security best practices, and partner with cross-functional teams to scope and ship production integrations.

This role involves leading web platform initiatives, mentoring senior engineers, architecting web applications, and implementing technical strategies for improved performance.

Architect and build a high-performance, low-latency trading web platform. Integrate real-time market data and execution workflows, collaborate cross-functionally on large initiatives, and deliver scalable, performant, user-focused frontend applications with strong attention to API design, tooling, and developer experience.

Build, enhance, and maintain web applications using JavaScript/CSS/HTML and modern frameworks; collaborate with designers, backend engineers, and data scientists; interact with REST APIs; troubleshoot customer issues; perform code reviews, write unit tests, and conduct QA.

Lead front-end technical strategy for Coinbase Advanced trading platform: define and execute a scalable roadmap, deliver a low-latency interface across web and mobile, mentor engineers, anchor complex projects, and ensure high standards for code quality and system design.

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.

Provide technical leadership for frontend platform architecture across web and mobile. Evolve Angular-based applications, micro-frontends, shared component libraries, observability, analytics instrumentation, and performance. Collaborate with Product, UX, Security, and DevOps to design scalable solutions, improve release processes, troubleshoot production incidents, mentor engineers, and drive frontend modernization and standards.

Build and own complex frontend features using Vue 3 and TypeScript while developing the Python services and APIs that power them. Improve performance, accessibility, testing, CI/CD, and observability; collaborate with product and design; mentor engineers and apply AI-assisted development tools responsibly to accelerate productivity and maintain quality and security.

Develop and maintain user interfaces and interactive web applications, ensuring usability and accessibility while collaborating with design and backend teams. Lead technical deliverables and optimize front-end performance in an Agile environment.

Develop and sustain a high-performance geospatial collaboration reporting tool. Enhance and redevelop the frontend to meet Section 508 accessibility requirements, troubleshoot interfaces between applications, and implement feature improvements and maintenance for the reporting tool suite.

Develop and sustain a mission-critical reporting and geospatial collaboration frontend. Redevelop and enhance the UI for Section 508 accessibility, maintain interfaces between applications, troubleshoot issues, and support ongoing feature enhancements and testing for intelligence community reporting tools.

Lead frontend development for web and mobile using Flutter, ensure WCAG-compliant accessible UIs, implement frontend monitoring and release management for iOS/Android, mentor engineers, architect monorepos and native bridges, and collaborate with product and design to deliver performant, inclusive user experiences.

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.

The Frontend Developer will develop, maintain, and enhance complex software systems, perform software testing, and resolve issues. Requires 7 years of experience and active TS/SCI clearance.

The Senior UI/UX Frontend Developer will design and develop front-end solutions, lead development efforts, and optimize user experiences, ensuring standards compliance and enhancing performance.

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.

Build and ship production frontend features using modern web technologies (Vue.js/TypeScript). Collaborate with product in a cross-functional squad to iterate UX, deliver secure, stable code, and create reusable, testable components. Operate in an AI-first workflow using agentic tools, participate in Git-based development, and apply basic AWS services to solve business problems.

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.

Lead front-end architecture and build high-performance React/TypeScript web applications, integrating with back-end APIs, ensuring type safety, testing, CI/CD, scalability, and UX for AI-driven orchestration workflows.

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.

Senior front-end developer role requiring extensive UI/frontend development experience building responsive, cross-browser web apps. Work with JavaScript/TypeScript, HTML5/CSS3/SCSS, RESTful APIs, AG Grid, GraphQL, and integrate front-end components with backend services. Use front-end build tools and Git, apply UI/UX best practices, unit testing, and design patterns to deliver highly interactive, scalable, resilient, low-latency applications. React exposure preferred.