Top Senior Front End Developer Jobs in Denver & Boulder, CO

The Senior Software Engineer will develop features for email services, collaborating with cross-functional teams, and ensuring system reliability and performance. Responsibilities include coding, debugging, code reviews, and maintaining a clean architecture.

The Lead Web Developer will oversee migrating websites from WordPress to Strapi and Next.js, lead a development team, and implement CI/CD practices.

The Senior Software Engineer (Frontend) will design scalable frontend solutions, ensure application performance, and collaborate with agile teams to enhance user experiences.

The Senior Frontend Engineer will build and maintain user-facing features for the Insights platform using React, collaborating with different teams and improving application performance.

As a Senior Front End Engineer on the Experimentation Platform Team at Reddit, you will design, develop, and scale experimentation tools, enhancing user experience and enabling impactful A/B testing across the platform. Responsibilities include full development cycle engagement and cross-functional collaboration to drive innovation.

The Senior Frontend Engineer will develop and maintain a design system, implement UI features, optimize performance, and ensure accessibility in a collaborative environment.

Develop and maintain engaging web and mobile applications using Ionic and Angular. Collaborate on front-end requirements and ensure high-quality, maintainable code while mentoring junior engineers.

The Staff Software Engineer will architect and maintain the front-end design system, mentor engineers, and tackle performance challenges while driving technical excellence.

Responsible for building scalable user experiences with React.js and TypeScript, troubleshooting existing software, and collaborating with design and product teams.

Develop and implement UI/UX for a cloud-native data platform, writing production-level code in Typescript, primarily using React, and engage in API development.

The role involves leading frontend development to create user-friendly applications, mentoring team members, collaborating with various stakeholders, and architecting solutions. You will ensure technical vision aligns with product strategy.

As a Senior Frontend Engineer, you will design, develop, and deploy web applications, collaborating with team members, writing scalable code, and maintaining tests.

Lead technical direction and contribute to the frontend codebase, building user-facing tools and mentoring team engineers to enhance user experiences.

The Front End Software Engineer 3 will build user-friendly web applications using React and TypeScript, collaborating with product managers and designers.

Design and build modern front-end systems, SDKs, and components. Collaborate with teams to connect AI capabilities and enhance user workflows. Mentor engineers and influence technical direction.

The Senior Frontend Engineer will design and implement high-performance user interfaces, mentor developers, optimize application performance, and ensure accessibility and efficiency in frontend development.

Develop and maintain high-impact web applications using React and Next.js, integrating with APIs and ensuring performance and accessibility. Collaborate with cross-functional teams and advocate for user-centered design.

As a Senior Frontend Engineer, you will enhance user experiences by building cross-platform solutions, collaborating with product teams, and improving infrastructure and tooling.

Kinetic seeks a senior frontend engineer to lead the development of a multi-chain DEX aggregator and trading dashboard using modern technologies.

As a Frontend Staff Software Engineer, you will drive the design and development of UI components, lead front-end architecture, optimize performance, and mentor other engineers across the Cars Commerce platform.

As a Senior Software Engineer, you will lead projects, develop critical consumer flows, mentor other engineers, and improve user experiences in a collaborative environment.

The Senior Frontend Developer will bridge design and development, creating modern design systems, enhancing workflows, mentoring teams, and improving product efficiency.

The Staff Front End Engineer will architect scalable UI frameworks, drive technical strategy, mentor engineers, and ensure high-quality user experiences.

Seeking a Senior Front End Engineer to architect and build AI-powered web applications, mentoring teams, ensuring performance, and enhancing user experiences.

The Senior Frontend Product Engineer will build high-quality UIs in React and Ember, improve frontend architecture, and collaborate on new features.