Top Front End Developer Jobs in Denver & Boulder, CO

Youtopia Marketplace seeks a Senior Front-End Engineer to develop high-performance UIs using Angular and Ionic for a 6-month contract, focusing on user experience and mobile application engineering.

Lead the frontend technical direction for spacecraft modeling and simulation software, driving strategic initiatives, mentoring engineers, and shaping product direction.

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

Architect and implement solutions for subscription products, manage projects, mentor engineers, and ensure product health and operational excellence.

The Senior Software Engineer will lead front-end technical strategy for a trading platform, optimizing performance and collaborating with teams on project execution.

Develop and integrate front-end components for online GIS applications, ensuring effective user experiences while collaborating with cross-functional teams to meet national security needs.

The role involves developing high-quality front-end software for freight logistics, mentoring junior engineers, and collaborating on customer experience projects using advanced frameworks.

Develop and deliver high-quality front-end software for freight logistics. Lead design, mentor junior engineers, and enhance customer experiences using modern frameworks.

Lead architecture and development of front-end features for the Risk Cloud platform using Angular and TypeScript. Write and review tests and code, collaborate with product, design, QA, and engineering teams using Agile practices, and optimize the front-end for speed, reliability, and scalability while promoting testing-first and iterative delivery.

The Senior Frontend Engineer will enhance core libraries, improve developer experience, and collaborate across teams to deliver platform capabilities that enhance user experience.

Design user interfaces and workflows in Figma, implement designs using Vue.js and Next.js, and collaborate with backend engineers on API integration.

As a Lead Front-End Engineer, you'll own UI architecture, mentor team members, manage technical initiatives, and drive AI-powered feature development.

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.

The Senior Frontend Engineer will architect and develop core services using Angular, collaborating on design and maintenance of web applications, ensuring quality and security standards are met.

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.

The Product Frontend Engineer will design and build AI-driven applications, collaborate with teams, and ensure code quality and performance.

Develop and maintain scalable web applications using React.js and Next.js, build UI components, collaborate with teams, optimize performance, and ensure code quality.

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.

Design and enhance frontend systems for user identity interactions at Coinbase, focusing on performance and reliability while collaborating across teams.

As a Frontend Software Engineer II, you'll develop scalable UI experiences using React and Remix, optimize GraphQL infrastructure, implement tests, and collaborate closely with cross-functional teams.

The Lead Front End Engineer will enhance website development, lead teams, write code, and ensure high performance and scalable systems using modern frameworks.