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  • React Native Mobile Application Developer

     ...React Native Mobile Application Developer Start Date: November 2026 Job Type: Full-Time Labor Category: TECH Location: Remote...  ...application developers to integrate mobile applications with APIs, data services, and existing Xentity application platforms.... 
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    Xentity

    Golden, CO
    2 days ago

  • API Developer

     ...API Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented API Developer to join our team and play a key role in designing, building, and maintaining... 
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    Temporary work
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    Cymertek

    Aurora, CO
    4 days ago

  • API Developer

     ...API Developer Candidate must be located in Pittsburgh, PA, Cleveland, OH, Dallas, TX, Birmingham, AL, Phoenix, AZ, Denver, CO. and work in the Client Office 5 days per week. Are you a seasoned Java developer with a passion for building robust scalable APIs? We are seeking... 
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    CGI

    Denver, CO
    4 days ago

  • Software Development Engineer, Commerce Platform ADC, Team Mercury

    $143.7k - $194.4k

     ...work. Key job responsibilities In this role, you'll design, develop, and maintain the software systems that power Amazon’s billing,...  ...'ll own features end-to-end: gathering requirements, designing APIs and data models, implementing robust solutions, and driving operational... 
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    Internship
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    Amazon Development Center U.S., Inc.

    Denver, CO
    13 hours ago

  • Lead Information Security Engineer - Red Team

    $105.79k - $141.05k

     ...assessments across infrastructure, applications, cloud platforms, APIs, databases, and identity systems. Direct Advanced Cyber...  ...defensive, business, and executive stakeholders. ~ Experience developing security tools, exploits, payloads, automations, and new Red Team... 
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    Lumen

    Thornton, CO
    5 days ago

  • Embedded Hardware Engineer

    $140k - $155k

    Hunter Douglas is the world's leading manufacturer of window coverings and a major manufacturer of architectural products. We are a brand that you know and trust. With more than 100 years of innovation, we've defined our industry with proprietary products that deliver ...
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    Hunter Douglas

    Golden, CO
    9 days ago

  • Lead Engineer, Internal Developer Platform

    $131k - $220k

     ...engineer will enable reliable, secure, and scalable delivery by developing Kubernetes and Infrastructure-as-Code foundations, building and...  ...and infrastructure through a unified, Kubernetes-native API. This includes creating and managing composite resources to abstract... 
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    American Family Insurance

    Denver, CO
    4 days ago

  • Senior Backend Engineer - Mission Experiences

    $140k - $190k

     ...Experiences team. We build customer and partner-facing interfaces, APIs, and tools for planning and executing missions with Loft. We...  ...scalable environments. Demonstrated experience designing, developing, and implementing APIs , for different use cases and stakeholders... 
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    Loft Orbital Solutions

    Golden, CO
    12 days ago

  • C# Developer

    Our client in the Golden, Colorado area is looking for a C# developer to join their team on a direct placement basis. This person will be responsible for developing applications involving data integration between systems. Programming in C# is required. An eagerness to learn... 
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    Quantix

    Golden, CO
    2 days ago

  • Lead Systems Engineer (Rust) - AI Platform

     ...production Rust, with a strong focus on system architecture and API designDeep expertise in FFI (Foreign Function Interface) and unsafe...  ...infrastructureExperience building distributed systems or developer toolingWhy Join UsWork on cutting-edge AI infrastructure alongside... 
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    Alignerr

    Denver, CO
    2 days ago

  • .NET Developer

    $75 - $80 per hour

     ...A client of Innova Solutions is immediately hiring for a .NET Developer Position type: Contract Duration: 12 to 18 Months Location...  ...years of experience as .Net Developer ~3 to 5+ years of with API Security Frameworks (oAuth, JWT, Authorization and... 
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    Innova Solutions

    Denver, CO
    19 hours ago

  • Sr.Net Developer

     ...NAVA Software solutions is looking for a Sr.Net Developer for one of our clients. Details: Sr. Net Developer Location...  ...Back End Technologies/Concepts: ASP.NET MVC, C# and RESTful API design Relational (Oracle, SQL Server). Strong Oracle... 
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    Nava Software Solutions

    Denver, CO
    2 days ago

  • .Net Developer

     ...Team Lead .Net Developer We are looking for a talented team player to lead a group of developers, architect solutions and orient full...  ...experience with service layer technologies including: WCF, SOAP, Web API, SSO ~ In depth knowledge and experience with SQL Server and... 
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    Rubix Recruiting

    Greenwood Village, CO
    2 days ago

  • .NET Developer

     ....NET Developer Anywhere Type: Contract-to-Hire Category: Development Industry: Manufacturing Workplace Type: Remote...  ...legacy mainframe applications with modern .NET-based services and APIs. You will focus on backend development, enterprise integrations... 
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    Eliassen Group

    Denver, CO
    4 days ago

  • Director of Software Engineering

    $269.12k - $300k

     ...engineering fundamentals, including modern programming languages, API design, authentication and authorization patterns, and...  ...high-leverage partner to the business. You will have hired and developed a small team, defined the architecture for Fervo's internal application... 
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    3 days per week

    Fervo Energy

    Golden, CO
    2 days ago

  • Python Fullstack Developer

     ...Python Developer / Full Stack Developer Location : Denver , CO ( 5 days onsite ) Strong experience in Front-End Development (...  ...- Strong experience in Back-End Development using Python (Fast API / Flask ) - Ability to design and build REST APIs (request/response... 

    Equiliem

    Denver, CO
    1 day ago

  • Senior Java Full-Stack Developer

     ...Senior Java Full-Stack Developer Anywhere Type: Contract Category: Development Industry: Financial Services Workplace Type...  ...Java development experience, modern web development expertise, API and microservices experience, and exposure to cloud-based... 
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    Eliassen Group

    Denver, CO
    3 days ago

  • Mid Full Stack Developer

    $69.4k - $158k

     ...Job Number: R0250631 Full Stack Developer, Mid The Opportunity: Bring your full-stack engineering expertise to help modernize OPIR...  ...including Python, Java, or Node.js ~ Build, enhance, and integrate API frameworks, such as FastAPI, RESTful, gRPC, or GraphQL APIs... 
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    Booz Allen Hamilton

    Aurora, CO
    6 hours ago

  • Mid Full Stack Developer

    $69.4k - $158k

     ...Job Number: R0250632 Full Stack Developer, Mid The Opportunity: Bring your full-stack engineering expertise to help modernize OPIR...  ...including Python, Java, or Node.js ~ Build, enhance, and integrate API frameworks, such as FastAPI, RESTful, gRPC, or GraphQL APIs... 
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    Contract work
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    Local area
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    Booz Allen Hamilton

    Aurora, CO
    6 hours ago

  • Front End Developer

     ...Senior Angular Developer Onsite-Denver, CO-Hybrid, 3 days- 2days 5+ years of Angular, must have, must be able to jump right into the coding, a very senior person. Strong HTML CSS skills. Rest API is nice to have. They are doing a system upgrade as well as new technology... 

    Samprasoft

    Denver, CO
    2 days ago

  • Full Stack Java Developer

     ...API And Microservices Developer Demonstrated experience in the design, development, documentation, testing, deployment, support, and management of APIs and microservices – minimum of 5+ years of direct experience. Demonstrated experience in the design, development... 

    Samprasoft

    Denver, CO
    2 days ago

  • .Net Azure Developer

    $70 - $80 per hour

     ...Hourly - $80.00 USD Hourly Description: Title: .Net Azure Developer Location: Greenwood Village, CO or Omaha, NE - 5 Days Onsite...  ...as a Lead .Net application developer developing and deploying APIs, websites, and related software into the Azure cloud - Full stack... 
    Hourly pay

    Judge Group, Inc.

    Englewood, CO
    1 day ago

  • Java Fullstack Developer

     ...Job Title : Java Fullstack Developer Job Location : Pittsburgh, PA or Dallas, TX or Strongsville, OH or Denver, CO (Local Only...  ...js, etc.). Database management (SQL, MongoDB). API development (REST). Version control (Git).... 
    Full time
    Local area

    Centraprise

    Denver, CO
    2 days ago

  • Full Stack Java Developer

     ...Participates in the technical design of application systems. Develops and implements application systems by participating through the...  ...product stack Strong experience in developing microservices and APIs Strong experience with containerization and DevOps: Docker, setting... 

    Software Technology Inc

    Denver, CO
    1 day ago

  • Senior Frontend Technical Lead -- React & Integrations

     ...delivery. \n The ideal candidate should be comfortable leading developers while actively coding, making architecture decisions, and...  ...webpack, grunt, gulp, and build utilities. \n ~ Experience with API integrations, asynchronous requests, SSR, SEO, and performance... 

    American Unit, Inc

    Denver, CO
    3 days ago

  • AWS Cloud Engineer

     ...Preferred Skills: Operational experience with scripting languages (Python, Bash) Operational experience with s3 CLI and API scripting Operational experience with middleware and telecom Operational experience with Linux distributions Operation... 

    Exaways Corporation

    Denver, CO
    1 day ago

  • Principal Cloud Architect

     ...Deploy) for infrastructure and application delivery Champion developer experience by reducing infrastructure toil and enabling self-service...  ...: model serving, GPU instances, vector databases, LLM API integrations Familiarity with FinOps practices and cloud cost... 
    Local area
    Flexible hours

    Fortive Corporation

    Greenwood Village, CO
    2 days ago

  • Java Fullstack Developer

     ...Job DescriptionJob Description Java Fullstack Developer Tampa, FL Job Description Must Have Technical/Functional Skills Advanced Java,...  ...services using: o Java 11 /17 o Spring Boot o Microservices o REST APIs o Kafka/Messaging systems " Develop frontend applications using... 

    Q1 Technologies

    Aurora, CO
    4 days ago

  • Frontend Developer

    $135k - $230k

     ...years of professional frontend development experience. ~ Expert-level proficiency in TypeScript and React (including hooks, context API, and state management libraries like Redux or Recoil). ~ Experience implementing Backend-for-Frontend (BFF) patterns and... 
    Full time
    Temporary work

    IQ Clarity LLC

    Denver, CO
    4 days ago

  • Senior Java Developer

    $114.4k - $132k

     ...qualified candidates will be contacted. Position: Senior Java Developer Location: Hybrid (Denver) Clearance: None Pay Rate...  ...comfortable working across the Java/Spring ecosystem, building REST APIs, integrating with AWS services, and contributing to modern CI/... 
    For contractors
    Local area

    Apex Systems

    Denver, CO
    2 days ago