Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Full Stack Developer

Apex Systems Inc

Full Stack Developer

Location: Greenwood Village, Colorado (Onsite)

Role Overview

The applied AI and data science program brings together data scientists, data engineers, and software engineers to empower employees to safely release and test product changes and understand the impact on customers. As a Senior Software Engineer on the Configuration Management and Experimentation team, you will help design and develop software solutions that expand a custom experimentation and configuration management platform. You will work in a full-stack environment using AWS, MySQL, Redis, Prisma ORM, Node.js, Python, GraphQL, Nest.js, and React.

Key Responsibilities
  • Design and build scalable, reliable software solutions including UI components, APIs, microservices, databases, and cloud infrastructure.
  • Develop and maintain systems that support experimentation and configuration management.
  • Write clean, testable code with appropriate monitoring and documentation.
  • Deploy, test, and troubleshoot applications in a cloud-based environment.
  • Promote software development best practices and code quality.
  • Review code and provide constructive feedback to peers.
  • Support production systems, which may include occasional on-call responsibilities.
  • Contribute to automated testing and CI/CD pipelines.
  • Partner with cross-functional teams to understand platform needs and translate them into technical solutions.
  • Act as a liaison between engineering and stakeholder technical teams.
Required Qualifications
  • Experience as a senior-level developer with a background in full-stack development for complex projects, roughly 6+ years.
  • Experience developing APIs with NodeJS and TypeScript, with knowledge of microservices and/or Model View Controller design patterns.
  • Experience developing and/or consuming GraphQL microservices.
  • Experience with Python.
  • Experience developing UI with React or similar JS frameworks.
  • Experience with AWS or a similar cloud platform, including services like Aurora, DocumentDB, EC2, and EKS.
  • Familiarity with source control, branch management, Terraform, and Kubernetes.
  • Experience with relational (SQL) and NoSQL databases.
  • Experience working with serverless functions.
  • Bachelor's degree in a related field or equivalent experience.
Preferred Qualifications
  • Experience with RabbitMQ.
  • Expertise with event-driven architecture.
  • AWS Developer Certification.
  • Experience with Git-based platforms such as GitHub, GitLab, or Bitbucket.
  • Familiarity with Docker, Redis, and an ORM built over a relational database.
  • Experience with experimentation, statistical testing, and data analysis.
  • Master's degree or higher in a related field.
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 here 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 [email protected] or View phone number on click.appcast.io. 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.
Vacancy posted 4 days ago
Similar jobs that could be interesting for youBased on the Full Stack Developer in Greenwood Village, CO vacancy
  • $135.7k - $203.55k

     ...business objectives. The role demands driving best practices in code health, testing, and maintainability, including mentoring junior developers. The job includes analyzing system performance, incorporating feedback, troubleshooting issues, and delivering quality software... 
    Suggested
    Full time
    Work experience placement
    Work at office
    Remote work
    Worldwide

    Comcast

    Englewood, CO
    2 days ago
  •  ...execution phases, and provide budgeting/financial flexibility by offering contingent labor as a variable cost.Job DescriptionFull Stack Java Developer who has 6+ years' experience with both front-end and back-end technology. Candidate must have the ability to construct Web... 
    Suggested
    Immediate start

    Artech

    Englewood, CO
    3 days ago
  •  ...Full Stack Developers (2) Tentative Start Date: 10/1 6 month contract, could extend Onsite Requirements: 4 days onsite/week IV Process: 1-2 IVs. Top Skills/Technical Requirements: ~4+ years of hands on dev experience ~ Java ~ Spring Boot ~ AWS... 
    Suggested
    Contract work
    Local area

    My3Tech Inc

    Greenwood Village, CO
    9 hours ago
  •  ...Full Stack Developer Tentative Start Date: 10/1 6 month contract, could extend Onsite Requirements: 4 days onsite/week IV Process: 1-2 IVs. Top Skills/Technical Requirements: ~4+ years of hands on dev experience ~ Java ~ Spring Boot ~ AWS ~... 
    Suggested
    Contract work

    My3Tech Inc

    Englewood, CO
    1 day ago
  •  ...Full-stack developer in Greenwood Village, CO. * Under minimal supervision, designs, develops and/or repairs logic that drives moderately complex software systems/application functionality. Works closely with more senior staff on more complex and/or integrated... 
    Suggested

    CERES Group

    Greenwood Village, CO
    4 days ago
  •  ...Full Stack Developer PIN Business Network is a fast-moving custom development and digital marketing company committed to delivering comprehensive and cutting-edge solutions to our clients. From eCommerce solutions, and client portals, to social platforms, we pride... 
    Full time
    Internship
    Work at office
    Work from home
    2 days per week

    PIN Business Network

    Greenwood Village, CO
    3 days ago
  •  ...not available for this opportunity! Candidates MUST be on Prominent payroll as a W2 employee. Prominent is looking for a Sr. Full Stack Developer for a contract to hire opportunity. Candidates based within a commute to our client’s office in either Greenwood Village,... 
    Contract work
    Work at office
    Visa sponsorship

    ProMinent

    Greenwood Village, CO
    4 days ago
  • $100k - $120k

     ...Leading provider of award-winning GPS solutions seeking Full Stack Software Developer  WHAT WE DO Headquartered a few miles south of Denver, in Littleton, Colorado, PassTime is a leading provider of award-winning GPS Solutions. For more than 25 years, we've served... 
    Work at office
    Local area
    Immediate start
    Remote work
    Worldwide
    Monday to Friday
    Afternoon shift

    PassTime

    Littleton, CO
    4 days ago
  •  ...the top priority, we customize our solutions and services to align with the unique needs of each client.Job DescriptionJob Title: Full Stack DeveloperLocation: Denver, COEmployment: Fulltime onlyJob Description Minimum 8 years of solid software development and coding... 
    Full time

    EROS Technologies

    Denver, CO
    9 hours ago
  • This role designs, develops, documents, tests, implements, and debugs new and existing software solutions for large‑scale proprietary software...  ...a technical expert on development projects. Participates in the full development life cycle, including requirements analysis and... 

    Foxconn Industrial Internet - FII

    Greenwood Village, CO
    1 day ago
  • $100k - $120k

     ...party agency or company that does not have a signed agreement with Sensor Tower. About this role: We're looking for a full stack developer to work on our advertising analytics platform. We gather and process BIG amounts of data and deliver meaningful insights to... 
    Full time
    Live in
    Home office
    Flexible hours

    Sensor Tower

    Denver, CO
    1 day ago
  •  ...regression testing purposes Strong experience developing and supporting scalable, highly-available...  ...idioms and best practices of the tech stack Ability to learn new concepts and...  ...Denver, CO. *Selected candidate will be full time employed with all insurancess, in the... 
    Full time
    For contractors
    Work experience placement
    Remote work
    Shift work

    Clipcon

    Denver, CO
    9 hours ago
  •  ...Operations supporting the Space IT Applications team is seeking a Full stack Engineer with expertise in deploying and sustaining...  ...development methodologies and DevOps concepts. - Familiarity developing with scripting and/or programming languages such as C#, Java,... 

    PLANIT Group

    Littleton, CO
    1 hour ago
  •  ...understanding business needs and translating them to technical requirements Required Skills: Need a senior level resource, Full Stack Dev. They have a need for both skills, but are willing to look at candidates strong in frontend OR backend. Just need the right individual... 
    Contract work

    Software Technology Inc

    Denver, CO
    2 days ago
  • $60 - $70 per hour

     ...A Fortune 100 telecommunications and ISP company is seeking Mid-Senior Level Fullstack Developer who will work on a wide variety of full stack projects spanning multiple business units for internal application and functionality. Candidate will be a core contributor... 

    Insight Global

    Englewood, CO
    1 day ago
  • We are looking for a Full Stack Developer with a strong focus on front-end development using Angular. The ideal candidate will also have recent hands-on experience with back-end technologies to support a variety of projects. This role requires a proactive, collaborative... 

    Compunnel

    Englewood, CO
    2 days ago
  • $130k - $140k

     ...Strategic Retail Partners is seeking a Full Stack Developer to join our Information Systems team and contribute to the ongoing development of our Unified Management Portal. This custom-built business logic platform integrates with multiple divisions and ERP systems—including... 
    Weekly pay
    Temporary work
    Flexible hours

    Strategic Retail Partners

    Denver, CO
    9 hours ago
  • $125k - $200k

     ...What Impact You'll Have: Northstrat, a GRVTY Company is seeking a Full-Stack Software Developer to join the SHIV (SIGINT Holistic Integration and Verification) program. As a member of the team, you'll participate in our Agile development process, including all Agile... 
    Full time
    Contract work
    Immediate start

    GRVTY

    Aurora, CO
    9 hours ago
  •  ...Northstrat is seeking a Full-Stack Software Developer to join a growing program comprised of multiple agile development teams. As a member of the team you’ll participate in our fully Agile development process, including all Agile ceremonies (stand-up, Iteration Planning... 
    Full time
    Contract work
    Work experience placement
    Flexible hours
    Weekend work
    Weekday work

    Northstrat

    Aurora, CO
    1 day ago
  •  ...Full Stack Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY Are you a versatile and innovative developer with a passion for both front-end and back-end development... 
    Temporary work
    For contractors
    Immediate start
    Flexible hours

    Cymertek

    Aurora, CO
    1 hour ago
  •  ...candidates must be located in Colorado). The company is unable to provide sponsorship now or in the future. Job Summary The Full Stack Developer is responsible for designing, developing, and maintaining both backend services and frontend user interfaces for a multi‑tenant... 
    Remote work
    Flexible hours

    VALID8 Financial

    Denver, CO
    9 hours ago
  •  ...running the business for years, while building new ones Building full‑stack, production‑grade applications — frontend interfaces, backend...  ..., and delivery infrastructure Mentoring and uplifting developers around you Requirements 2 or more years' professional experience... 

    Jobtailor

    Denver, CO
    5 days ago
  • $90.3k - $189.6k

    Job Title: Full Stack Web DeveloperJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type...  ...End: 1/1/2100The Opportunity:CACI is seeking a Full Stack Web Developer to join our dynamic technology team. As a Full Stack Developer... 
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Denver, CO
    3 days ago
  • Northstrat is seeking a Full-Stack Software Developer for our program. As a member of the team, you'll participate in our Agile development process, including all Agile ceremonies (stand-up, Iteration Planning, Demos, and Retros). You'll work on the front and backend components... 
    Full time

    Northstrat Incorporated

    Aurora, CO
    4 days ago
  • Overview Northstrat is seeking a Full-Stack Software Developer to join a growing program comprised of multiple agile development teams. As a member of the team you’ll participate in our fully Agile development process, including all Agile ceremonies (stand-up, iteration... 
    Full time
    Flexible hours

    Northstrat

    Aurora, CO
    3 days ago
  • $80k - $90k

     ...working on an Agile Scrum team. What You'll Be Doing Designing, developing, troubleshooting and debugging software within a project scope...  ...3-5 years of work experience developing in Java and J2EE (full stack) Requires a Bachelor's Degree in Information systems, business... 
    Work experience placement
    H1b
    Work at office
    Local area

    Karsun Solutions, LLC

    Denver, CO
    1 day ago
  • $93.2k - $164.45k

     ...ensuring our customers can dominate the full Electromagnetic Spectrum (EMS), bringing...  ...technologies for offensive and defensive missions; developing advanced technologies that enable cyber...  ...their missions.The Work:As a Full Stack Engineer on the ECIW team, you will:- Work... 
    Full time
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Flexible hours

    Lockheed Martin

    Littleton, CO
    5 days ago
  • $135k - $150k

     ...potential is the limit of your curiosity. Join Team Karsun, and Find Your Next! Summary As a key member of the team, the Senior Full Stack Developer will be responsible for the entire software development lifecycle of assigned software components, from requirements... 
    Permanent employment
    Work experience placement
    H1b
    Work at office
    Local area
    Visa sponsorship
    Work visa

    Karsun Solutions, LLC

    Denver, CO
    4 days ago
  • $82.1k - $172.4k

    Job Title: Sr Full Stack Software DeveloperJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with...  ...6The Opportunity:We are seeking a skilled Full Stack Software Developer to join our team working on the Makalu contract. This role... 
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Denver, CO
    4 days ago
  • $69.1k - $141.5k

    Job Title: Full Stack Software Developer/EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: LocalAnticipated Posting End: 7/10/2027The Opportunity:... 
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Denver, CO
    3 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Full Stack Developer. Be the first to apply!