Demo

Front-End Developer

Apex Systems
Denver, CO Full Time
POSTED ON 8/29/2026
AVAILABLE BEFORE 9/28/2026
Job#: 3040527

Job Description:
Front-End Developer

Location: Denver, CO (Onsite)

Role Overview

We are seeking a skilled Front-End Developer to join a dynamic Scrum team. This role involves building and maintaining highly used and critically important cloud-native applications that provide situational awareness and collaboration capabilities. The ideal candidate will have a strong background in JavaScript development, experience with modern software development practices, and will work closely with the back-end team to deliver robust solutions.

Key Responsibilities
  • Design, develop, and maintain intuitive cloud-native applications using JavaScript and TypeScript.
  • Write efficient code to address concurrency and near-real-time needs.
  • Collaborate with cross-functional teams in an Agile environment.
  • Ensure code quality through testing and code reviews.
  • Stay updated with the latest industry trends and cloud technologies.
  • Participate in Agile ceremonies and contribute to continuous improvement efforts.
  • Work within a secure facility.
Required Qualifications
  • Proficiency in JavaScript and TypeScript.
  • Experience with Java Springboot, Kafka, and REST.
  • Familiarity with multi-threading and concurrent loading.
  • Experience developing in a Linux environment.
  • A Bachelor's degree in Computer Science or graduation from an accredited coding bootcamp.
  • A minimum of 7 years of professional software development experience.
  • Experience working collaboratively with a back-end team.
  • Strong system design and architecture skills.
  • Demonstrated ability to lead technical initiatives and mentor junior developers.
  • Must have or be willing to obtain a Security certification within six months.
Preferred Qualifications
  • Experience with modern frameworks, such as the Svelte library.
  • Experience with WebSockets or Go.
  • Experience with Kubernetes or other containerized environments.
  • A track record of successful delivery of complex, mission-critical applications.


Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.

Everforth Apex uses a virtual recruiter as part of the application process. Click for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6 months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at or . Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.

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