Front End Developer

Insight Global
Longmont, CO, United States
1 day ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Experience required
5 years minimum
Compensation
$124,800.0 - $135,200.0
Working hours
Regular working hours
Job source

Tech stack

JavaScript (Programming Language) Component-Based Software Engineering HTML5 Automation of Tests Cascading Style Sheets (CSS) Code Review Performance Tuning Responsive Web Design TypeScript Web Performance Optimization WebSocket GitHub Copilot
+7 more
ReactJS Backend Material UI Real Time Data Front End Software Development Restful APIs Api Management

Job description

We are seeking a Senior Front-End Developer with 5-7 years of experience to lead the design and development of scalable, high-performance web applications. In this role, you will own front-end architecture decisions and build modern, responsive user interfaces using React, JavaScript/TypeScript, HTML5, and CSS3. You will collaborate closely with UX designers, backend developers, and QA teams to transform product requirements into intuitive, accessible, and production-ready experiences. The ideal candidate has deep expertise in component-based architecture, state management, performance optimization, API integrations, and frontend testing best practices. As a senior team member, you will conduct code reviews, mentor developers, establish engineering standards, and contribute to technical documentation and architecture planning. Experience building real-time or mission-critical applications, working with CI/CD pipelines, and leveraging AI-assisted development tools such as GitHub Copilot is highly preferred.

This role is looking to pay 60-65/hr while on contract as well as benefits and access to a 40k are provided.

Requirements

  • 5-7 years of professional front-end development experience

  • Expert-level proficiency in React and modern JavaScript/TypeScript

  • Strong understanding of HTML5, CSS3, and responsive/accessible design

  • Experience with state management, component architecture, and performance optimization

  • Familiarity with REST APIs and real-time data (WebSockets or similar)

  • Familiarity with design systems and reusable component libraries

Experience with frontend testing tools and practices

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Good distractions

Talks and stories from around this role — technically off-topic, practically not.

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Exploring frontend development choices beyond standard JavaScript frameworks

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