Back End Developer
$70 - $75 per hourAccess Data Consulting
Employment Type: Contract NO 3rd Party Vendors or Referrals Please-No C2C Overview We are seeking a highly skilled Backend Java Developer with strong expertise in Java JDK 21 and SpringBoot, with hands-on experience deploying applications on Kubernetes (K8s). This is a critical role for a candidate passionate about building scalable backend systems and working in a cloud-native environment. Responsibilities 10+ years of software development experience (flexible for exceptional candidates) Strong proficiency in Java programming (JDK 21 preferred) Extensive experience with SpringBoot and microservices architecture Solid knowledge and hands-on experience with Kubernetes (K8s) deployments Proficiency with RESTful API development and integration Familiarity with relational and NoSQL databases such as MySQL, MongoDB, or PostgreSQL Experience with Helm for Kubernetes deployments Knowledge of Kafka or similar messaging systems Solid understanding of software development life cycle and best practices Strong analytical, troubleshooting, and problem-solving skills Excellent communication and teamwork abilities Qualifications Proficiency in Java programming (JDK 21) Hands-on experience with SpringBoot and microservices Experience deploying on Kubernetes (K8s) RESTful API development Experience with relational and NoSQL databases (e.g., MySQL, MongoDB, PostgreSQL) Helm for Kubernetes deployments Knowledge of Kafka or similar messaging systems Strong SDLC understanding and best practices Excellent problem-solving, analytical, and communication skills Company & Location Denver metropolitan area (location details provided by recruiter). This role is with Access Data Consulting Corporation. Compensation Base pay range: $70.00/hr - $75.00/hr (range provided by the employer; actual pay based on skills and experience) Additionally, any posted salary figures for other roles or locations are separate postings and not guaranteed for this position. #J-18808-Ljbffr Access Data Consulting
$120k - $180k
...systems, and grow within a fast‑moving, mission‑driven environment.ACTIVE SECRET SECURITY CLEARANCE REQUIRED Primary Responsibilities:• Develop backend services and APIs using Python in a production environment• Integrate AWS services including EC2, Lambda, ECS/EKS, S3, RDS,...SuggestedZP Group
Denver, CO2 days ago- ...take space operations to the next level, Quindar is the place to do it. What You’ll Be Doing You will be responsible for developing ground satellite operations software using Python and AWS services. Don't worry, you do not need to be an expert in satellites or...SuggestedPermanent employmentVisa sponsorship
Quindar Inc.
Arvada, CO1 day ago $120k - $180k
...collaborating with dedicated platform, frontend, command-and-control and aerospace-operations teams. What you’ll be doing • Developing production-grade backend applications and services, primarily in Python • Designing, building and maintaining scalable APIs •...SuggestedFlexible hours2 days per weekEVONA
Denver, CO7 hours ago- ...happening across the planet, and our catalog API is how customers find and access it. We're looking for a senior backend developer to own that API end to end on a small, high-autonomy team, with real influence over its architecture and room to grow your scope. This is a...SuggestedFull time
Maxar Technologies
Westminster, CO1 day ago $140k - $144.2k
...Our learning and apprenticeship culture, backed by structured programs, is all about helping... ...clients. Your work will involve developing scalable, secure applications that integrate... ...you will provide training and support to end users, empowering them to fully leverage...SuggestedApprenticeshipEasy workFlexible hoursMcKinsey & Company
Denver, CO16 hours ago$500 per month
...product features across the frontends, APIs, and data layer. Develop accessible, responsive web & mobile experiences using React and... .... Experience creating effective automated testing, including end-to-end tests, and using testing and analytics to support reliable...Full timeWork at officeLocal areaFlexible hoursShift work1 day per weekHousing Connector
Denver, CO4 days ago$86.9k - $198k
Full Stack Developer, SeniorThe Opportunity:As a Senior Full Stack Developer at Booz Allen, you will lead the modernization of mission... ...modernization and cloud adoptionDevelop distributed, secure, scalable back‑end services using Python, Java/Spring Boot, or similar...Full timeContract workPart timeLocal areaRemote workBooz Allen Hamilton
Aurora, CO16 hours ago$160k - $180k
...make an immediate impact on the business Contribute to a highly collaborative, feedback-driven, fast-paced engineering team Develop broad ownership over our internal applications including setting coding patterns, best practices, and guidelines Collaborate closely...Work at officeImmediate startWindfall
Denver, CO4 days ago$110k
Join to apply for the Senior Backend Developer role at Ryder System, Inc. 2 days ago Be among the first 25 applicants Join to apply for... ...Job Description : Develops, builds, and maintains scalable back-end solutions in a multi-product microservice architecture. Implements...Full timeRemote work- ...Northstrat is seeking a Full-Stack Software Developer to join a growing program comprised of multiple agile development teams. As a member... ...offers the opportunity to receive weekly input and feedback from our end-user customers as we iteratively develop and deploy our features...Full timeContract workWork experience placementFlexible hoursWeekend workWeekday work
Vuejobs
Aurora, CO1 day ago $51 - $73 per hour
...provider, is seeking a hands-on Full Stack Developer IV to design, build, and maintain user-... ...platform. The ideal candidate has strong front-end development experience with React,... ...JavaScript/TypeScript, HTML, and CSS, along with back-end experience using Python, Django, REST...Local areaKellyMitchell Group
Greenwood Village, CO1 day ago$115k - $140k
...and we don’t do stale or corporate fluff. Backed by successful Seed and Series A rounds,... ...Software Development and Architecture: Develop and maintain reliable features for our industry... ...similar RDBMS. ~ Experience with front-end development using React and Redux to...Full timeWork at officeRemote workFlexible hours1 day per weekEngrain
Greenwood Village, CO4 days ago$80k - $130k
...in our work, as we are united by our mission of creating opportunities for people where they live, learn, and work.As a Full-stack Developer at Nelnet, you will build the next generation platform in the lending industry. You will work closely with Product Owners, Scrum...Full timeTemporary workWork at officeLocal areaRemote workWork from homeNelnet
Centennial, CO16 hours ago- ...understand what they are doing Responsibilities Designs, modifies, develops, writes and implements software programming applications.... ...or Certification Years of Experience ~5+ years front end, Data base development Nice to Haves ~ Having a financial...Full timeContract work
The Ash Group
Denver, CO2 days ago - Jeppesen ForeFlight is seeking a Software Engineer II to help build the next generation of cloud-hosted backend services that support JDM desktop and mobile applications. You will design scalable cloud-native services and support existing production infrastructure, focusing...Remote job
- ...millions of concurrent viewers Implement and operate secure, end-to-end DRM workflows using Widevine, FairPlay, or PlayReady to... ...and container formats (MP4, TS) Critical experience designing, developing, and deploying distributed, fault-tolerant media systems and...Local areaFlexible hours
EchoStar
Englewood, COa month ago - ...outcomes at speed and scale.Role Summary:We are looking for a Back-End Engineer to design, build, and operate the data infrastructure... ...into Knowledge Graphs by mapping source data to ontology models.Develop data mapping and transformation workflows using R2RML or similar...Full timeWork experience placementLive inWork at officeLocal area
Accenture
Denver, CO1 day ago - ...Location: Denver, CO Required Skills: Strong experience with Scala back-end API implementation Understanding of MongoDB or other NoSQL... ...programs. Monitor and repair critical systems on an as needed basis. Develop and maintain technical documentation. Serve as final escalation...
$230k - $288k
...provides guardrails that pave the road for developers to move fast and stay secure. Built for... ...the backlog. Founded in San Francisco and backed by Menlo Ventures, Felicis Ventures,... ...final steps of the hiring process. To that end, we generate internal compensation bands...Currently hiringLocal areaRemote workWeekend work3 days per week- ...distributed teams collaborate across time zones to deliver for clients worldwide. We are seeking a motivated **Junior Backend Developer** to join our growing engineering team. This is an excellent opportunity for someone early in their software engineering career who...Full timeInternshipRemote workWorldwideFlexible hours
Tek4Real
Denver, COa month ago $98.5k - $206.8k
...NoneType of Travel: NoneAnticipated Posting End: 9/14/2027The Opportunity:CACI is seeking an experienced Full Stack Software Developer to join a multidisciplined team to work on... ...and the willingness to do both front end and back end development. You will be responsible...Contract workWork experience placementRemote workFlexible hoursCACI International
Denver, CO1 day ago- Job Title: Senior Full Stack Engineer / Technical Lead Location: Denver, CO (100% Onsite – Local Candidates Only ) Duration: 12-Month Contract Compensation: Competitive (Market Rate) Engagement Type: W2 Only ( No C2C / Corp-to-Corp ) We are looking for...Contract workLocal area
Trilyon, Inc.
Denver, CO7 hours ago $135k - $230k
...Full Life Cycle Senior IT Recruiter at IQ Clarity, LLC IQ Clarity's client is looking for a Senior Software Engineer for the front end. NO C2C/SPONSORSHIP AVAILABILE FOR THIS OPPORTUNITY Hybrid role Responsibilities: Architect and Implement Frontend...Full timeTemporary workIQ Clarity LLC
Denver, CO2 days ago- ...expectations and contribute to the growth and development of our community. Overview We are seeking a highly skilled Frontend Developer to join our team and help us create visually appealing and user-friendly interfaces for our clients. As a Frontend Developer, you...Permanent employmentFull time
Florvets Structures
Denver, CO2 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... ...metrics, release notes, and integration testing status to our end customer. As part of the development process, you will solve unique...Full time
$60 - $70 per hour
Job Description 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...- ...internal. They aren't just taking a blind approach to security and cloud based development. They are leveraging cloud based technologies. This contract is through the end of the year but the need is definitely long term so will likely extend long term. Software Technology IncContract work
$120k - $145k
...our team, as well as the outdoors, is for everyone. Software developers at Campspot work on small agile teams to build our products. Campspot... ...developers are truly full stack, working on both front and back end code, as well as managing the whole lifecycle of a feature...Casual workRemote workFlexible hoursCampspot
Denver, CO2 days ago$90k - $150k
...Node.js (or similar backend languages) Experience working with databases (NoSQL preferred, e.g., MongoDB) Ability to own projects end-to-end and operate independently Strong communication skills across technical and non-technical teams Comfort working in a fast...Remote workHome office- ...through asynchronous communication via Slack and regular synchronous developer chats. We respect the work-life balance of our teammates, and —... ...lead work includes: Automating our underwriting engine end-to-end Expanding eligibility to support policies across multiple...Remote workFlexible hours
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