Front End Developer React jobs in Thornton

Overview Mandatory Skill: React 19, Next.JS, Kafka, Playwright Key Responsibilities Design, develop, and maintain robust web applications using React 19 on the front end. Ensure high performance and responsiveness of applications across platforms using CSS/SCSS . Work with container orchestration to

*Job Summary** We are seeking a highly motivated and detail-oriented Quality Inspector / CMM Programmer to join our dynamic manufacturing team. In this role, you will be responsible for ensuring that all products meet rigorous quality standards through precise inspection and effective programming of

Cytel

A leading biopharmaceutical service provider is seeking a Senior Statistical Programmer to support clinical trials using advanced SAS programming and CDISC standards. In this role, you will perform data manipulation, generate analysis files, and lead projects while collaborating with teams and clien

Qualifications 6+ years of professional PHP development experience MySQL development and design skills Experience with Zend Framework a plus Experience with Python and Django a plus Experience with HTML5, CSS3, XML Responsibilities PHP coding, debugging and unit testing per technical requirements an

Want to work on the apps used for space capabilities and cutting-edge technologies? Yes, we said space! Rocket Communications is an enterprise UX Design company focused on designing mission-critical applications and systems. We are seeking a Denver-area front-end developer who has an active Top Secr

A reputable HVAC contractor in Denver is looking for an experienced Tridium Programmer. This role includes developing and programming Building Automation Systems and offers a competitive hourly rate of $40.00 to $55.00, alongside benefits such as PTO, 401(k), and additional perks. Ideal candidates s

Insight Global

A leading recruitment firm is seeking an experienced Front-End Developer to join a financial institution's Global Information Security team in Denver or Charlotte. The role requires over 5 years of experience primarily with React, strong UI design skills, and the ability to translate loosely defined

Cymertek

Front End GUI Developer / Software Engineer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a creative and detail-oriented Front End GUI Developer / Software Engineer to join our innovative team. In this role,

Programming experience in several UI technologies including: HTML/HTML5, CSS3, Bootstrap 3 experience required Expert UI skills ( some of the UX skills might be required) Expert level of programming in Angular JS (1.X) using best practices including the following (controllers, services, views, direc

Overview Want to work on the apps used for space capabilities and cutting-edge technologies? Yes, we said space! Rocket Communications is an enterprise UX Design company focused on designing mission-critical applications and systems. We are seeking a Denver-area full-stack developer who has an activ

A technology company in the United States is seeking a skilled UI Developer with extensive programming expertise in various UI technologies such as HTML, CSS, and AngularJS. The ideal candidate will have a deep understanding of design patterns and experience in developing enterprise-level applicatio

Description: Are you ready to unlock the full potential of Artificial Intelligence and be part of a team that's revolutionizing the industry? Look no further! The Lockheed Martin Artificial Intelligence Center (LAIC) team is seeking a highly motivated and experienced individual to join our Applied A

Senior Full Stack React.js / Node.js Developer Englewood, CO Type: Contract Category: Development Industry: Communications Reference ID: JN -012026-105125 Date Posted: 03/21/2026 Shortcut: http://careers.eliassen.com/sGNuEz Description Recommended Jobs Description: Hybrid 4 days on-site in Englewood

Insight Global

Job Description Insight Global is seeking a skilled Front‑End Developer to join the Global Information Security team at a Fortune 50 financial institution. This is a fully on‑site role requiring presence five days a week in Denver, CO or Charlotte, NC. This role will support an Agile Scrum/Kanban te

You will contribute by: Providing support to the Epidemiology team by preparing Real World data, advising on data analytic strategies, and supporting stakeholders in various epidemiology analytic activities Programming and conducting statistical analysis under the direction and supervision of epidem

Overview The TekWissen is a global innovation and technology services company that helps clients to powers of invention, commercialize, and evolve products and services for the connected world. Bringing together the deep communication technology expertise of TekWissen with the creative vision and us

Overview JOB TITLE: Senior Application Programmer CAYUSE COMPANY: Cayuse Civil Services, LLC LOCATION: Remote SALARY: $139,360.00-$143,520.00 EMPLOYEE TYPE: Full-Time Salary Exempt TRAVEL: No RELOCATION: No Employment in this role is conditional upon successful execution of the contract by the clien

Control Solutions Inc., a Crete United Company is seeking an experienced Controls Programmer to join our Software Group within the Controls Division. In this role, you will be responsible for developing and implementing programming logic for building automation systems (BAS), with a focus on high-qu

Boom Supersonic is building the Overture supersonic airliner and the Superpower gas turbine — machines that require some of the most demanding manufacturing in modern industry. That only works if the hardware meets design intent. Inspection is what turns design intent into reality. Your job is to ma

Front End GUI Developer / Software Engineer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a creative and detail-oriented Front End GUI Developer / Software Engineer to join our innovative team. In this role,