Top Front End Developer Jobs in Seattle, WA

Develop innovative UI and web systems, managing project priorities and deadlines while working within a collaborative team environment.

As a Senior Frontend Engineer, you will lead frontend architecture, collaborate across teams, ensure quality, and mentor contributing engineers while integrating AI features.

Design, build, and optimize high-performance TypeScript and React single-page applications, mentor team members, and advocate modern frontend practices while collaborating with cross-functional teams.

Develop and optimize frontend systems for the Purchasing Integrations team using JavaScript frameworks, while ensuring performance and integration within diverse merchant environments.

The Full Stack Engineer Lead will define frontend standards and practices, write production code, and mentor engineers while ensuring high engineering quality and system scalability.

Build front-end features for Backpack Exchange, optimize performance, and manage projects from start to finish with a focus on React.

As a Staff Software Engineer, you'll lead frontend development, ensure quality and scalability of systems, mentor engineers, and drive technical strategy.

As a Front-End Developer Intern, you will design and build web applications, collaborate with teams, participate in code reviews, and maintain code quality.

The Frontend Engineer will develop user interfaces utilizing React and other technologies to enhance community knowledge organization and data interaction.

As a Front End Engineer, you will build polished front-end experiences for Decile Hub, using a Rails codebase and ensuring UI consistency and quality. You will work closely with product and design teams to implement functional and aesthetically pleasing user interfaces while utilizing AI tools to enhance your workflow.

Develop and maintain WordPress websites, create custom themes and plugins, ensure cross-browser compatibility, and optimize for SEO. Provide guidance on user experience and explore new technologies.

As a Senior Frontend Engineer at Hive, you will build high-performance applications, work with design and product teams, and enhance user experiences using advanced web technologies.

As a Frontend Engineer at Clarify, you will build AI-powered interfaces, define API contracts, manage state and performance, and mentor team members while setting architectural standards.

Lead the evolution of the frontend platform, design complex user interfaces, provide technical leadership, and optimize CI/CD infrastructure for a scalable experience.

The role involves building secure user interfaces using React, collaborating with design and product teams, and ensuring code security and best practices.

As a Frontend Engineer at UpDoc, you will develop and maintain patient and provider applications using SvelteKit and TypeScript, ensuring reliable data flows and user accessibility.

Build and ship geospatial web applications as a Senior Front-End Engineer, focusing on interactive UI features in a TypeScript/React environment.

The Frontend Engineer will lead the development of applications using React, focusing on user experience and collaborating with cross-functional teams to improve frontend architecture and address user needs.

As a Frontend Engineer at Files.com, you'll develop robust features using React and TypeScript, architect scalable systems, and collaborate across teams to improve usability for enterprise customers.

As a Frontend Engineer, you'll collaborate with design and product teams to build and ship user-friendly web experiences, focusing on performance and reliability.

As a Staff Frontend Engineer, you will design, develop, and implement UI components, ensure consistent user experiences, and collaborate with teams to enhance data visualization and interaction. You'll leverage over 10 years of experience in frontend technologies to drive user-centric product development.

As a Front-end Software Development Engineer III, you will design and build high-quality user interfaces using modern JavaScript frameworks, collaborate on APIs, lead projects, and mentor junior engineers while ensuring performance and scalability in production systems.

Develop and implement advanced UI applications for defense intelligence using TypeScript and React, mentoring junior engineers and collaborating with cross-functional teams.

The Sr. Front-End Full-Stack Developer will design, implement and maintain features for a commercial software platform, collaborating closely with teams and ensuring high quality through testing and operations.

The Sr/Staff Frontend Engineer will develop new web applications, enhance UI experiences, architect solutions, and collaborate with various stakeholders to ensure a scalable and secure platform.