Top Front End Developer Jobs in Denver & Boulder, CO

Develop and maintain websites, drive UI/UX, ensure usability and performance, troubleshoot issues, and collaborate with the team.

The Front End Engineer will develop and enhance 3D engineering software solutions using React and collaborate on UX/UI design, creating smooth user experiences while optimizing performance and browser compatibility.

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

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

Lead the frontend platform's evolution, architect complex UIs, mentor engineers, and drive performance and testing excellence while collaborating with cross-functional teams.

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.

The Front End Developer will build web applications using React, work with RESTful services, and handle authentication using SAML or JWT while collaborating in an agile environment.

As a Front-End Engineer at WhatConverts, you'll develop and optimize web pages, collaborate with UX designers, and maintain the user interface for the Marketing site, focusing on user experience and performance.

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

Join VitVio as a Frontend Engineer to develop AI-powered tools for surgical workflows, working closely with design and mentoring developers while ensuring high-quality frontend implementations.

Lead frontend projects, collaborate with teams, simplify tech stack, ensure monitoring systems, and maintain user-friendly interfaces.

Develop user-facing features and infrastructure for cryptocurrency applications, integrate blockchain services, and collaborate with teams to enhance user experience at Coinbase.

As a Frontend Developer, you will develop complex web applications, refactor legacy code, and collaborate on UI/UX while integrating APIs and maintaining component libraries.

As a Staff Frontend Engineer, you will develop the Aerospike Cloud Platform, optimize front-end services, and mentor other developers while ensuring quality code and performance.

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.

Seeking a Staff Frontend Engineer to create user-centric experiences for agent-native workflows, collaborating with designers and engineers on innovative solutions. Responsibilities include building intuitive interfaces, optimizing performance, and shaping a developer-friendly product.

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

Lead technical direction for a TypeScript/React application, set standards, design UI patterns, mentor engineers, and drive execution in a mission-sensitive environment.

As a Frontend Engineer, you'll develop and maintain frontend features, collaborate cross-functionally, and implement best practices in a dynamic coding environment.

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.

Contribute to the development of web-based frontend space ground system software, collaborating with teams and ensuring code quality through testing and reviews.

Design and develop complex web-based frontend systems for space ground software, collaborating with various teams and mentoring juniors.

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.

As a Principal Frontend Engineer at ClickUp, you'll lead the design and technical vision of scalable front-end systems using Angular, collaborating across teams and mentoring engineers to enhance performance and coding standards.

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.