Top Front End Developer Jobs in Denver & Boulder, CO

The Sr. Software Engineer, Front End will develop 2D and 3D frontend features, drive architectural direction, mentor junior engineers, and address technical debt under high accountability in a complex simulation environment.

Lead architecture and implementation of a new frontend platform, define org-wide frontend best practices, mentor engineers, collaborate with product/design/backend, operationalize tools and CI/CD, drive cross-team initiatives, and ensure high-performance, maintainable, and accessible frontend systems.

The role involves migrating content from AEM to Shopify and Sanity, developing reusable components, and ensuring content integrity and SEO throughout the process.

Lead front-end development on a cross-functional team building user-focused UI features. Architect scalable, accessible component-based interfaces, ensure testing and quality, mentor engineers, and own features from inception through delivery.

As a Front-End Engineer, you will build and refine user-facing components, ensuring responsiveness, performance, and user experience through collaboration with UI/UX and backend teams.

The Data Insights Engineer will design and develop high-quality UI solutions, collaborate with teams, and focus on data visualization and user experience.

As a Front End Engineer, you'll build and improve web applications using modern technologies, collaborate on UI design, and utilize AI-driven tools for efficient development.

As a Senior Frontend Engineer, you will build and enhance features for a high-performance observability platform, focusing on user experience and community engagement.

The Senior Front End Engineer will design, develop, and deploy web experiences, mentor junior engineers, and advocate for user-friendly solutions while engaging with cross-functional teams and ensuring high code quality.

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

Build and optimize a responsive Vue.js frontend for a customer-service SaaS, collaborate with product and dev teams, handle production support, participate in Agile ceremonies, perform code reviews, and mentor junior developers.

Own front-end development of web applications using React and TypeScript. Build reusable components, collaborate with design/backend/AI teams, integrate APIs, optimize performance and accessibility, and iterate via A/B testing and analytics.

The Senior Front-End Engineer will develop and maintain scalable client-side applications, collaborating across product, design, and engineering teams to create high-quality solutions.

The Senior Staff Frontend Engineer will lead major frontend initiatives, contributing to application architecture, performance, and user experience while collaborating with engineers across the stack.

The Front End Software Engineer develops internal web applications for the ECL Command Center, focusing on UX, feature development, and team collaboration while utilizing modern web technologies.

Design and develop web applications, mentor teammates, shape architectural decisions, write clean code, conduct testing, and troubleshoot issues.

The Senior Front-end Engineer will design and deliver scalable, user-friendly interfaces using React and Node.js, collaborating with cross-functional teams to enhance user experience and optimize performance.

The Software Engineer (Frontend) at Metabase will develop user-friendly data tools, leveraging React and CSS while ensuring optimal communication and coding practices.

As a Senior Software Engineer, you will lead frontend development, define architecture, optimize performance, and collaborate across teams to create user-friendly logistics applications.

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

Design and implement frontend components for the Solidity compiler, optimize performance, develop integration layers, and collaborate with researchers to enhance security features.

The role involves designing, developing, and maintaining scalable web applications, with a focus on UI, testing, and collaboration. It requires strong front-end skills and familiarity with back-end integration.

The Lead Senior Staff Software Engineer leads technical and project initiatives, manages a small team, and enhances the platform's UI framework while ensuring quality and efficiency.

As a Senior Frontend Engineer, you will build and enhance features on various products using React and TypeScript, collaborating with teams to improve UI and software architecture while ensuring performance across devices and browsers.

The Senior Frontend Engineer will lead product development for a hotel marketplace, focusing on creating efficient tools for hotel partners and enhancing guest experiences. Responsibilities include ownership of product quality, roadmap execution, and supporting business-critical outages.