Front End Developer

Robert Half is seeking a Front End Developer in Las Vegas, NV (onsite) to build reliable, high-quality browser-based experiences. This role combines modern front-end development with precise client-side data handling to support analytics and tracking.

What you’ll get

• Medical, vision, dental insurance
• Life and disability insurance
• 401(k) plan

Salary: USD 100,000 - 110,000 per year. Experience: 3+ years.

Responsibilities

• Develop and improve front-end features using JavaScript, React.js, HTML, and CSS (and related frameworks) to deliver responsive user experiences.
• Use developer tools and network inspection utilities to investigate browser behavior and client-side issues, including request, pixel, and beacon problems.
• Review, organize, and maintain client-side data structures to support accurate capture of e-commerce and user-state information.
• Configure and support tag management solutions including Google Tag Manager, Tealium, or Adobe Launch for tracking and analytics implementations.
• Diagnose data collection issues by tracing race conditions, script execution timing, and load-order conflicts across web applications.
• Work with business and technical stakeholders to translate tracking goals into actionable technical specifications.
• Validate analytics implementations with a detail-oriented approach to confirm data quality, completeness, and consistency.
• Apply front-end best practices to improve maintainability, performance, and reliability across digital experiences.

Requirements

• 3+ years of front-end development experience.
• Strong command of modern JavaScript, including asynchronous programming, closures, and DOM manipulation.
• Hands-on experience with React.js, HTML, CSS, and contemporary front-end frameworks.
• Familiarity with browser debugging tools and network monitoring applications such as Charles Proxy.
• Experience working with client-side data layers and structured web analytics data.
• Working knowledge of tag management platforms, including Google Tag Manager, Tealium, or Adobe Launch.
• Ability to troubleshoot methodically and communicate requirements clearly across teams.

Tools and technologies

JavaScript, React.js, HTML, CSS, Google Tag Manager, Tealium, Adobe Launch, Charles Proxy.