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  • A leading IT Solutions Provider is seeking an experienced API Developer to design, develop, and maintain advanced RESTful APIs. The ideal candidate will have over 5 years of backend development experience and strong communication skills. Responsibilities include optimizing... 
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    ActioNet

    Aurora, CO
    2 days ago
  • CACI is seeking a Mid-Senior Full Stack Developer to design and build API layers and modern web UI for real-time data delivery to third-party partners. You will work in an AWS-based, Kubernetes-native environment with DISA STIG and OWASP standards, delivering secure, scalable... 
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    CACi

    Aurora, CO
    3 days ago
  • A leading defense contractor in Aurora, Colorado is seeking a Mid-Senior Full Stack Developer. In this role, you'll design and build sophisticated web interfaces and APIs that deliver real-time data. Strong knowledge of JavaScript, React, and Docker is essential. Prior... 
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    CACI International

    Aurora, CO
    3 days ago
  • $94k - $120k

     ...to change with it.The Senior Software Engineer utilizes web and cloud technologies, APIs, and third party software development frameworks to build...  ...development frameworks, open-source libraries, and APIs to develop basic application solutions.Learn and keep pace with the... 
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    3 days per week

    Transamerica

    Denver, CO
    3 days ago
  • $119.77k - $140.9k

     ...position will be responsible for the system development for the Hogan API application, using ISTIO Gateway, Kubernetes, Spring Boot, Java...  ...ready code that is easily testable, easily understood by other developers and accounts for edge cases and errors.Consistently considers... 
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    3 days per week

    US Bank

    Englewood, CO
    1 day ago
  • $90.3k - $189.6k

    Job Title: Front-end Software Developer Job Category: Engineering Time Type: Full time...  ...implementation of new requirements using contemporary web technologies Create intuitive...  ...front-end applications with RESTful APIs, WebSocket services, and distributed backend... 
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    Caci

    Denver, CO
    7 hours agonew
  • $88.4k - $154.7k

     ...Description:Parsons is seeking a Junior Front End Developer, AI Applications to join our team in the...  ...and APIsAssist in developing desktop or web-based applications using tools such as...  ...or analytics interfacesExposure to REST APIs and integration between front-end and... 
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    Parsons

    Westminster, CO
    1 day ago
  • $82.1k - $172.4k

     ...seeking an experienced Front End Software Developer to join a multidisciplined team to work...  ...responsible for developing and maintaining web applications, ensuring a seamless user...  ...systems (e.g., Git). Familiarity with RESTful APIs and websockets. Excellent problem-solving... 
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    CACI International

    Denver, CO
    2 days ago
  •  ...lead with strong hands on experience in C#, Angular (Mandate), Web API(Mandate) JQuery (Mandate)Windows Communication Foundation (WCF...  .... .Net / C# (backend service/API programing and not front end developers) Candidate should have been currently working as lead in the... 
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    Full time

    EROS Technologies

    Denver, CO
    1 day ago
  • $107k - $214.5k

     ...intersection of low‑code acceleration and modern web engineering. You will be responsible for...  ..., reviewing architecture, mentoring developers, and ensuring delivery excellence across...  ...of JavaScript/TypeScript, REST APIs, and modern UI patterns.Experience integrating... 
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    RSM International

    Denver, CO
    1 day ago
  •  ...data volumes and associated costs by 84% on average while saving developers thousands of hours. Recognized as a leader by major analyst...  ...the organization to evolve the architecture powering our UIs and APIs (TypeScript, React, GraphQL, NodeJS).Work closely with talented... 
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    Palo Alto Networks

    Denver, CO
    1 day ago
  •  ...in JavaScript and TypeScript.Experience developing and deploying applications within Linux-based...  ....Strong experience building modern web applications and user interfaces.Experience...  ...and integrating RESTful web services and APIs.Strong understanding of asynchronous programming... 
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    Saxon Global

    Denver, CO
    2 days ago
  •  ...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... 
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    Samprasoft

    Denver, CO
    1 day ago
  •  ...variable cost.Job DescriptionFull Stack Java Developer who has 6+ years' experience with both...  ...must have the ability to construct Web pages using AngularJS. Candidate must also...  ...development including RESTful WebServices and APIs, DAO/DTO, mySQL/Postgres This project... 
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    Artech

    Englewood, CO
    1 day ago
  •  ...Job Title: Senior Frontend Developer Location: Englewood, CO (80112) Within 50 Miles...  ...Develop and maintain scalable, responsive web applications using React.js , TypeScript...  ...Consume and integrate RESTful Web Services/APIs . Collaborate with cross-functional... 
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    Artech

    Centennial, CO
    16 hours ago
  •  ...Junior Front End Developer, AI ApplicationsParsons is seeking a Junior Front End Developer,...  ...and APIsAssist in developing desktop or web-based applications using tools such as ReactJS...  ...or analytics interfacesExposure to REST APIs and integration between front-end and... 
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    Parsons Company

    Westminster, CO
    2 days ago
  • $150k - $200k

     ...ll interact closely with our current and prospective customers, developing intuition around their biggest pain points and thinking of...  ...You have experience with HTML, CSS, React, Typescript, and API development. You may have experience with server-side rendering... 

    Candid Health

    Denver, CO
    9 hours agonew
  •  ...Senior Software Engineer - .NET (Full Stack) to design, develop, and maintain enterprise web apps. You will lead modernization efforts, migrate large-...  ...frameworks like Vue/React/Angular. Strong skills in RESTful APIs, security, and Agile leadership are required. The role is... 

    Worldpay

    Denver, CO
    3 days ago
  •  ...Need to be very familiar with LLMS and develop Ai tools, not just work with AI tools....  ...TypeScript. Strong knowledge of RESTful API development and microservices architecture...  ...Frameworks Extensive experience with Amazon Web Services (AWS) and its range of services.... 
    Full time
    Work experience placement

    Amtex Systems Inc

    Denver, CO
    1 day ago
  • $37.5 - $55.5 per hour

     ...candidates within the United States. Key Responsibilities Web Application Development: Design, develop, and implement web applications using modern...  ...database management systems (e.g., MySQL, MongoDB) and API integration. Familiarity with version control systems (... 
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    Part time
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    Zephyrus Engineering Limited

    Aurora, CO
    1 day ago
  • $82.1k - $172.4k

    Job Title: Full Stack Web Developer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI...  ...Express.js for backend services • Build and maintain RESTful APIs that power our applications and integrate with various data sources... 
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    Caci

    Denver, CO
    7 hours agonew
  •  ...experience mentoring/assisting junior team developers on a team of Front End Technologies/...  ...Technologies/Concepts: .NET core, C# and RESTful API design, Micro-ServicesRelational (MS SQL...  ...develop.Net solutions to enhance a web enabled Modernized MS Access data collection... 
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    Local area

    Software Technology Inc

    Denver, CO
    2 days ago
  • $108.4k - $227.5k

     ...Job Title: Mid-Senior Full Stack Developer Job Category: Engineering Time Type: Full time Minimum Clearance Required...  ...between our platform and its customers — a sophisticated API layer and modern web UI delivering critical, real-time data to third-party partners... 
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    Caci

    Aurora, CO
    7 hours agonew
  • $98.18k - $115.5k

     ...principles.Essential Responsibilities:- Responsible for designing, developing, testing, operating and maintaining products- Takes full stack...  ...applications and business processes.Built and consumed REST APIs, GraphQL services, and microservices architectures using Java,... 
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    Work experience placement
    Local area
    3 days per week

    US Bank

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

     ...to join our dynamic team. As a key contributor, you will design, develop, and maintain innovative software solutions that meet modern...  ...system performance. A strong understanding of cloud computing, APIs, and software architecture is highly desirable. If you are passionate... 
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    CACI International

    Aurora, CO
    3 days ago
  • $86.36k - $101.6k

     ...Responsibilities:- Responsible for designing, developing, testing, operating and maintaining...  ...for building scalable, high-performance web applications.Strong experience with Micro...  ...in GraphQL, Apollo Client, Redux, Context API, Axios, and state management frameworks.Advanced... 
    Full time
    Work experience placement
    Local area
    3 days per week

    US Bank

    Denver, CO
    3 days ago
  • $95.55k - $195.25k

     ...Deloitte Tax Full Stack Engineer, Senior you’ll design, develop, and deploy cutting-edge web applications and features that solve key business challenges...  ...hands-on experience on .NET Core, ASP.NET Core Web API, SQL, NoSQL, Entity Framework 6 or above, Azure, Database... 
    Work at office
    Local area
    Visa sponsorship
    Shift work
    2 days per week
    3 days per week

    Deloitte

    Denver, CO
    1 day ago
  •  ...Job Description Job Description Description: As a Web Developer (SDE1) at BisectHosting, you’ll help build and improve customer-facing...  ...web properties Integrate frontend applications with REST APIs, analytics platforms, and third-party services Improve page... 

    BisectHosting Careers

    Denver, CO
    7 days ago
  • $90k - $100k

     ...Overview GovCIO is currently seeking React/Redux Frontend Developers to join a cross-functional team dedicated to delivering...  ...focusing on robust application integrations with REST/SOAP APIs and other established web services. Participates in system planning and the... 
    Full time
    Remote work
    Flexible hours

    GovCIO

    Denver, CO
    1 day ago
  • A staffing agency seeks a .NET Developer for a remote role, requiring Colorado residency. The position is part of a 6-month contract with options for extension. The ideal candidate has at least 2 years of experience with C#, .NET, and SQL, along with strong task management... 
    Remote job
    Contract work
    Work at office

    Focused HR Solutions LLC

    Denver, CO
    3 days ago