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Top Front End Developer Jobs in Denver & Boulder, CO

Reposted 17 Days AgoSaved
Remote
Colorado
Expert/Leader
Expert/Leader
Artificial Intelligence
Lead technical direction for a TypeScript/React application, set standards, design UI patterns, mentor engineers, and drive execution in a mission-sensitive environment.
Top Skills: CesiumMuiReactTailwindTypescript
Reposted 18 Days AgoSaved
Remote
Colorado
Mid level
Mid level
Consumer Web • Information Technology • Marketing Tech • Software
As a Frontend Developer, you'll work on core applications and microservices, shaping features and optimizing user experience, while collaborating with the team to improve code quality and reduce technical debt.
Top Skills: Ant DesignApache KafkaAWSBootstrapCapybaraClickhouseCupriteElasticsearchFigmaGitGoGrafanaKubernetesPostgresPythonReactRedisRspecRubocopRubyRuby On RailsSlackTerraformTerragruntVictoriametricsVite
Reposted 18 Days AgoSaved
Remote
Colorado
150K-200K Annually
Mid level
150K-200K Annually
Mid level
Angel or VC Firm
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.
Top Skills: Apple HealthkitCapacitorKotlinSvelteSveltekitSwiftTailwind CssTypescript
Reposted 18 Days AgoSaved
Remote
Colorado
35-35 Annually
Mid level
35-35 Annually
Mid level
Cloud • Information Technology • Software • Cybersecurity • Infrastructure as a Service (IaaS) • Data Privacy
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.
Top Skills: AWSCypressJestReactTypescriptVercel
23 Days AgoSaved
Remote or Hybrid
Colorado
200K-250K Annually
Senior level
200K-250K Annually
Senior level
Cloud • Digital Media • Enterprise Web • Marketing Tech • Software
The Staff Frontend Engineer will lead frontend system development, architect scalable solutions, mentor engineers, and drive best practices while collaborating cross-functionally.
Top Skills: Angular 2+JestNgrxPlaywrightReactRxjsTypescriptVite
23 Days AgoSaved
Remote or Hybrid
Colorado
250K-300K Annually
Expert/Leader
250K-300K Annually
Expert/Leader
Cloud • Digital Media • Enterprise Web • Marketing Tech • Software
Lead frontend engineering at ClickUp by driving technical architecture strategy, solving complex challenges, mentoring engineers, and ensuring high-quality systems while collaborating across teams.
Top Skills: Angular 2+NgrxReactRxjsTypescript
23 Days AgoSaved
Remote
Colorado
200K-245K Annually
Senior level
200K-245K Annually
Senior level
Machine Learning • Software
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.
Top Skills: APIsCSSGitHTMLJavaScriptJIRAMicro-ServicesTypescript
Reposted 9 Hours AgoSaved
Remote
Colorado
100K-125K Annually
Senior level
100K-125K Annually
Senior level
Information Technology • Software • Analytics
Design and implement software front end applications, mentor developers, participate in planning and reviews, and ensure quality work on Clinical Solutions products.
Top Skills: AngularAPIsCi/CdCSSDockerGitlabJavaScriptJSONKubernetesMicrosoft Sql ServerNet CoreReact
Reposted 17 Hours AgoSaved
Remote
Colorado
100K-115K Annually
Mid level
100K-115K Annually
Mid level
Biotech
Develop and optimize front-end applications using React, collaborate with cross-functional teams, and implement best coding practices for UI components.
Top Skills: CSS3GitHTML5JavaScriptReactRestful ApisTypescriptWordpress
Reposted 17 Hours AgoSaved
Remote
Colorado
140K-190K Annually
Senior level
140K-190K Annually
Senior level
Legal Tech • Software
The role involves leading software development efforts, mentoring team members, ensuring application quality, optimizing performance, and innovating new software solutions.
Top Skills: .NetAWSC#OpensearchRedis
Reposted 17 Hours AgoSaved
Remote or Hybrid
Colorado
143K-250K Annually
Senior level
143K-250K Annually
Senior level
3D Printing • Aerospace • Hardware • Robotics • Software
Develop and improve real-time drone tele-operations features, cloud-based products, and quickly prototype new front-end experiences while transitioning to a new tech stack.
Top Skills: Cloud-Based ProductsData VisualizationReactUdpWebsockets
YesterdaySaved
Remote
Colorado
165K-237K Annually
Senior level
165K-237K Annually
Senior level
Information Technology
Build customer-facing frontend applications, lead architectural improvements, collaborate with UX designers, and guide the frontend community at Docker.
Top Skills: AWSAzureGCPJavaScriptMySQLPostgresReactStorybookTypescript
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Reposted 24 Days AgoSaved
In-Office or Remote
Colorado
130K-160K Annually
Mid level
130K-160K Annually
Mid level
Software
As an Intermediate Front End Engineer, you'll collaborate with designers and engineers to develop user-focused features, maintain core products, and ensure code quality and security.
Top Skills: DefiFigmaWeb3
Reposted 11 Days AgoSaved
Remote
Colorado
140K-200K Annually
Senior level
140K-200K Annually
Senior level
Software
The Senior Frontend Engineer will develop user-friendly and scalable components for a data labeling platform, collaborating with teams and mentoring junior engineers.
Top Skills: AWSBigQueryCypressDjangoJavaScriptJestKafkaKubernetesOpenai ApiPostgresPythonReactRedisSparkTypescript
Reposted 2 Days AgoSaved
Remote
Colorado
112K-187K Annually
Senior level
112K-187K Annually
Senior level
Hardware • Information Technology • Software • Sports • Wearables
As a Senior Software Engineer, you'll develop Hudl's front-end platform, build infrastructure using AWS and Terraform, and serve as a consultant for front-end work.
Top Skills: AWSReactTerraformTypescript
Reposted 2 Days AgoSaved
Remote
Colorado
Mid level
Mid level
Consumer Web • Information Technology • Social Media • Social Impact • Conversational AI
Design and build the frontend experience for a social AI platform, including website redesign and web app development while focusing on UI/UX principles and user engagement.
Top Skills: CSSFigmaGitGraphQLNext.JsReactRestfulVeloWebsocketWix EditorWix Studio
Reposted 2 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Information Technology • Software • Consulting
The role involves developing large-scale applications using HTML, CSS, JavaScript, and React/WordPress, code reviews, and crafting UI components while ensuring high quality and accessibility.
Top Skills: CSSHTMLJavaScriptReactWordpress
Reposted 25 Days AgoSaved
Remote
Colorado
Junior
Junior
Software
The Frontend Engineer will collaborate with design and product teams to create responsive user interfaces, write maintainable code, and optimize performance for a financial platform.
Top Skills: AWSCSSHTMLJavaJavaScriptReact
3 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Consumer Web • Software
As a Senior Frontend Engineer, you will build and maintain high-quality web applications, focusing on server-side rendering and headless CMS integration, while optimizing performance and collaborating with cross-functional teams.
Top Skills: NetlifyReactSanityServer-Side RenderingShopify
Reposted 3 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Artificial Intelligence
The Senior Frontend/React Native Engineer will contribute to UI/UX improvements, ship key features, and refactor frontend architecture for Littlebird's applications.
Top Skills: ElectronReactReact Native
Reposted 3 Days AgoSaved
Remote
Colorado
180K-220K Annually
Senior level
180K-220K Annually
Senior level
Artificial Intelligence • Computer Vision • Machine Learning • Analytics
You will architect, develop, and scale visualization of large AI datasets, produce maintainable code, and contribute to open source.
Top Skills: PythonReactTypescript
Reposted 4 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Gaming • Information Technology • Esports
Design, implement, and deliver high-quality, performant frontend interfaces. Collaborate with cross-functional teams, optimize for SEO and user experience, and mentor junior engineers.
Top Skills: AWSGraphQLNext.JsNode.jsReactTailwind CssTypescript
Reposted 4 Days AgoSaved
Remote
Colorado
65K-90K Hourly
Senior level
65K-90K Hourly
Senior level
Artificial Intelligence • Food • Healthtech • Social Impact • Biotech
Seeking Senior Front-End Engineer for a 6-month contract to build high-performance UIs with Angular and Ionic, focusing on health technology and user experiences.
Top Skills: Angular 21IonicModern Es StandardsRxjsSignal FormsSignalsTypescript
Reposted 5 Days AgoSaved
Remote
Colorado
101K-134K Annually
Mid level
101K-134K Annually
Mid level
Artificial Intelligence • Sports
The Front-End Software Engineer will develop and maintain the KinaTrax Dugout web application, integrating data sources and enhancing UI features based on client feedback to optimize performance analysis tools for teams.
Top Skills: AWSAzureCloudflareCSSDropboxHTMLJavaScriptNode.jsReact
5 Days AgoSaved
In-Office or Remote
Colorado
95K-200K Annually
Senior level
95K-200K Annually
Senior level
Social Media
The Senior Frontend Engineer will enhance Slate's brand management experience by building UI systems, integrating brand assets, ensuring reliability, writing maintainable code, and mentoring junior engineers.
Top Skills: Canvas ApiCSSReactTypescriptWebgl
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