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  • .Net Fullstack Developer

     ...data ingestion, and prompt templating. MCP Server Engineering: Develop and maintain high-performance MCP servers to standardize data access...  ...), vector stores (OpenSearch), and distributed caches (Redis). API & Protocol Mastery: Define contract-first development standards... 
    Suggested
    Contract work

    Mphasis

    Springfield, IL
    2 days ago

  • Senior Full Stack Java Developer

     ...Senior Full Stack Java Developer Anywhere Type: Contract Category: Development Industry: Healthcare...  ...test, and deploy Java and Spring Boot services, REST APIs, and microservices. Build and enhance web and mobile user interfaces using Angular and/or... 
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    Hourly pay
    Contract work
    Local area
    Remote work

    Eliassen Group

    Springfield, IL
    3 days ago

  • React/Redux Frontend Developer (Remote)

    $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... 
    Suggested
    Full time
    Remote work
    Flexible hours

    GovCIO

    Springfield, IL
    1 day ago

  • Junior Full Stack Developer

    $80k - $100k

     ...What You’ll Be Doing The Junior Full Stack Developer role will be providing full stack...  ...Python Design, implement, and integrate REST APIs with frontend applications and third‑party...  ...services Configure and manage Nginx as a web server and reverse proxy or has experience... 
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    Permanent employment
    Work experience placement
    Local area
    Worldwide

    Cadmus, LLC

    Springfield, IL
    2 days ago

  • Full Stack Developer

     ...advanced science with digital solutions to develop intelligent crop protection that maximizes...  ...maintain internal digital data tools and web applications for the Crop Protection Field...  ...resolving end‑to‑end production issues (frontend, API, data, infrastructure) and communicating... 
    Suggested
    Flexible hours

    Syngenta Group

    Springfield, IL
    3 days ago

  • Full-Stack Developer

    $71.89k - $123.24k

     ...on all new hires. Role Summary As a Full-Stack Developer, you'll design, develop, deploy, and support client-facing web applications and digital experiences that serve...  ...Google Cloud Platform. Experience creating REST APIs or integrating web services. Knowledge of UI/UX... 
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    Associated Banc-Corp

    Springfield, IL
    1 day ago

  • Senior Full Stack Developer

     ...Job Description Salary: Senior Full Stack Developer At Smartz Inc, we rely on our dynamic team of engineers to solve the many challenges...  ...products across the stack and a firm understanding of web frameworks, APIs, databases, and multiple back-end languages. You’ll be... 
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    Full time

    6AM City

    Springfield, IL
    4 days ago

  • Full Stack Developer

     ...seeking a versatile and skilled Full Stack Developer to join our dynamic team. The ideal...  ..., and maintenance of robust and scalable web applications, managing everything from the...  ...develop, and integrate robust and effective APIs and RESTful services. Participate in the... 
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    TLA Inc

    Springfield, IL
    3 days ago

  • Senior Full Stack Developer

    $135k - $150k

     ...Next! Summary As a key member of the team, the Senior Full Stack Developer will be responsible for the entire software development...  ...technologies. Microservices Architecture: Design, develop, and maintain API microservices that are scalable, resilient, and secure. Hands‑on... 
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    Permanent employment
    Work experience placement
    H1b
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    Local area
    Visa sponsorship
    Work visa

    Karsun Solutions

    Springfield, IL
    3 days ago

  • Senior Back-End Developer

     ...Typical duties include analysis, planning, developing requirements documents, building...  ...system capabilities and integrations, RESTful API development and modification, database management...  ...relevant experience performing back-end web design and development. -... 
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    Contract work
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    MAXIMUS

    Springfield, IL
    2 days ago

  • Senior .NET SQL Developer

     ...Job Title: Senior .NET SQL Developer / Support Engineer Location: Remote Experience : 1...  ...Qualifications ~8+ years of experience in developing Web and Windows-based applications. ~ Strong...  ...-on experience with C#.NET, MVC, REST/Web API ~ SSRS and Report Builder ~ Experience... 
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    Quantum Technologies USA

    Springfield, IL
    2 days ago

  • Senior Full Stack Engineer

    $185k - $225k

     ...product managers, designers, and fellow engineers Develop scalable frontend applications, backend services, APIs, and data-driven solutions that support millions...  ...such as React, TypeScript, and modern web frameworks ~ Experience designing and developing... 
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    Datavant

    Springfield, IL
    1 day ago

  • Full Stack Engineer

    $100k

     ...for: Entry-level software programmers Java Full stack developers Python/Java developers Data analysts/ Data Scientists...  ...programming Spring boot, microservices, Docker, Jenkins and REST API's experience Excellent written and verbal communication skills... 
    Suggested
    H1b

    SynergisticIT

    Springfield, IL
    5 days ago

  • Lead Full Stack Developer

    $70 - $75 per hour

     ...Lead Full Stack Developer Req number: R8001 Employment type: Full time Worksite flexibility: Remote Who we are CAI...  ...solutions using core technologies including Oracle (PL/SQL), APIs and integration, Azure (.NET), Angular, and Python. Be willing... 
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    Worldwide

    CAI

    Springfield, IL
    1 day ago

  • Principal Backend Engineer (Hybrid work schedule)

    $133.16k - $179.71k

     ...ensure seamless integration across systems such as commerce, CMS, ERP, PIM, and marketing. Champion best practices in modularization, API design, and event‑driven architectures using Node.js, TypeScript, Docker, Kubernetes, and serverless technologies. You’ll own backend... 
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    Contract work
    Casual work

    Parts Town

    Springfield, IL
    2 days ago

  • Senior Full Stack Developer

    Responsibilities Design, Develop, Integrate, and Support Process Automation API development Architect, Analyze, Design, and Develop REST APIs for Enterprise...  ...3+ years of experience in .NET Framework or .NET, Web Services, HTML, XML, JavaScript development Experience... 

    Jobtailor

    Springfield, IL
    15 hours ago

  • Full Stack Developer

    Responsibilities Develop and maintain secure, scalable web applications using React.js/Next.js and Python. Design and implement backend services, APIs, and microservices with a focus on performance and reliability. Deploy and manage applications on Microsoft Azure,... 

    Jobtailor

    Springfield, IL
    3 days ago

  • Web Developer

    $20 per hour

    3 days ago Be among the first 25 applicants We are looking for a Web Developer/Designer to help train and improve cutting‑edge AI models. You’ll assess and enhance how AI systems understand, generate, and evaluate design work — including interfaces, layouts, visuals,... 
    Full time
    Contract work
    Part time
    Remote work

    DataAnnotation

    Springfield, IL
    15 hours ago

  • Web Developer

    An AI development platform is seeking proficient programmers to contribute to advanced AI systems while enjoying fully remote work. As part of the coding team, you'll tackle programming tasks, including solving complex coding challenges and evaluating AI-generated code...
    Remote work
    Flexible hours

    DataAnnotation

    Springfield, IL
    16 hours ago

  • Web Developer

    $64.32k - $109.47k

    Job Title Web Developer (Principal Consultant #1081, 1920) Location Springfield or Chicago Union IFSOE Department Software Solutions Salary Full Salary Range: $64,322 - $109,467 Office Hours Monday - Friday 8:00 a.m. - 5:00 p.m. Job Overview ISBE is looking for experienced... 
    Work at office
    Monday to Friday

    Illinois State Board of Education

    Springfield, IL
    4 days ago

  • Remote Frontend Developer for AI Training & Evaluation

    A leading AI development company is seeking proficient programmers to join their remote coding team. In this role, you'll tackle diverse coding challenges, create innovative applications, and analyze data to refine AI systems. Candidates should be fluent in English and ...
    Remote job

    DataAnnotation

    Springfield, IL
    1 day ago

  • Solutions Engineer

    $177.5k - $253k

     ...honesty, and transparency, and we purposely developed our open desk layouts and large meeting...  ...with information security solutions such as Web Proxy, NGFW, Security Gateways, working...  ...scripting languages such as Python, and REST API framework. Prior experience with other... 
    Work at office
    Remote work

    Netskope

    Springfield, IL
    4 days ago

  • Senior Solutions Engineer

    $230k

     ...Network, Email, Cloud, Identity, Endpoint, ASM, PEM, IRR)Advise on deployments, integrations (SIEM, SOAR, EDR), and visibility (SPAN/TAP, APIs)Clearly communicate trade-offs (performance, cost, coverage)Ensure solution design supports fast deployment and meaningful... 
    Local area

    Darktrace Limited

    Springfield, IL
    5 days ago

  • Solutions Engineer

     ...Manage, coach, and develop a team of solutions engineers/architects Oversee technical discovery, solution design, demos, and proof-of-concepts...  ...AI products Guide the team in helping customers integrate AI/ML APIs, models, or platforms into their existing systems Develop... 

    Jobtailor

    Springfield, IL
    15 hours ago

  • Senior Customer Solutions Engineer

    $105k - $141.75k

     ...infrastructure, evolve from monolithic application to Cloud-Native API Microservices, and embrace an enterprise-wide DevOps discipline...  ...Must have Rocket Enterprise Server and Enterprise Developer experience. Additionally, technical skills to include two or... 
    Remote work
    Worldwide

    Rocket Software

    Springfield, IL
    2 days ago

  • Remote React/Redux Frontend Developer for Federal Apps

    $90k - $100k

     ...GovCIO is seeking a React/Redux Frontend Developer to work remotely on VA.gov, ensuring timely feature rollouts. Responsibilities include developing UI components, mentoring team members, and overseeing the frontend development process. Candidates should have a Bachelor... 
    Remote work
    Flexible hours

    GovCIO

    Springfield, IL
    2 days ago

  • Web Designer and Developer

    $61.2k - $79.2k

     ...Department ESA Creative Operations and Web Design About the Department The Office of College Admissions has a staff of over 40 people...  ...organized, creative, and detail-oriented web designer and developer to support communications and outreach across the division. This... 
    Work experience placement
    Summer work
    Work at office

    University of Chicago

    Springfield, IL
    3 days ago

  • Senior Dotnet Developer

    Senior .NET Developer - Krasan Consulting Services Hybrid role - initial 30 days onsite, later...  ..., and maintenance of enterprise‑scale web applications. The ideal candidate will bring...  ...& Maintenance Integrate RESTful APIs and third‑party services to deliver seamless... 
    Full time
    2 days per week
    3 days per week

    Krasan Consulting Services

    Springfield, IL
    1 day ago

  • Staff Solutions Engineer

    $165.2k - $206.5k

     ...team‑wide practice Coach SEs on navigating business‑driven deals, developing non‑HR buyer relationships, and operating in complex, multi‑...  ...was the primary champion Deep fluency across HRIS, LMS, SSO, and API‑based integration ecosystems — advising at the architecture... 
    Work experience placement
    Summer holiday
    Work at office
    Local area
    Remote work
    Flexible hours
    2 days per week

    BetterUp

    Springfield, IL
    5 days ago

  • UI/UX Developer - AI Trainer

    $60 per hour

     ...Join the DataAnnotation team and contribute to developing cutting‑edge AI systems, while enjoying the flexibility of remote work and setting your own schedule. We are looking for proficient programmers to help advance AI development. As a member of DataAnnotation’s coding... 
    Hourly pay
    Full time
    Remote work
    Flexible hours

    DataAnnotation

    Springfield, IL
    3 days ago