15 api engineer jobs at 11 companies in Amherst, WI

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Senior Software Engineer
Wausau, Wisconsin, United States
$92k-$164k/yr OnsiteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
6+ YOE6+ years software engineering with strong SQL/Oracle/PL/SQL and Unix scripting; production support experience; experience with Snowflake, Kafka, GitHub, CI/CD, Apache Airflow, APIs and AI/ML; on-call production support experience.
SQL, Oracle, PL/SQL, Unix Scripting, AI/ML, Snowflake, APIs, GitHub, Git, Jenkins, GitLab, Kafka, Apache Airflow, Tivoli Workload Scheduler (TWSd), Java, .NET, React, Rally, Jira
1mo
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Sr Software Engineer
Raleigh or Neenah
OnsiteFull Time
Jewelers Mutual
Jewelers Mutual: Provides insurance and risk management for the jewelry industry.
5+ YOE5+ years software engineering experience with deep React expertise, JavaScript/TypeScript, state management, RESTful/GraphQL APIs, platform modernization, mentoring, and Agile experience.
React, JavaScript, TypeScript, GraphQL, RESTful APIs, Angular, C#, Node, AWS, Databricks, CI/CD, Scrum, Kanban
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Senior Software Engineer
Wausau or United States
$92k-$164k/yr RemoteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
5+ YOE5+ years mainframe experience with JCL, COBOL, DB2/SQL, CICS, API, REXX; 4+ years with Agile and Airflow/TWSd; experience managing code migrations and supporting production deployments; available for off-hours/weekend troubleshooting.
JCL, COBOL, DB2, SQL, CICS, API, REXX, Airflow, TWSd
3d
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Lead Software Engineer
Fond du Lac or Appleton or Oshkosh
HybridFull Time
J. F. Ahern Co.
J. F. Ahern Co.: Mechanical and fire protection contracting and pipe fabrication services.
7+ YOE2+ MgmtRequires 7 years developing full-stack software, including 2 years in technical leadership, strong communication, collaboration, and experience with business applications, APIs, integrations, and databases.
C#, .NET Core, Angular, SQL, TypeScript, JavaScript
3mo
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Network Software Engineer - Driver Firmware
Bloomington or Chippewa Falls
$106k-$243k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
4+ YOESoftware engineer with driver/firmware experience for high-performance networking; hybrid work with in-office days.
C/C++, Linux, Networking, Driver development, APIs, ASICs
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Software Engineer II
Raleigh or Neenah
OnsiteFull Time
Jewelers Mutual
Jewelers Mutual: Provides insurance and risk management for the jewelry industry.
3+ YOEBachelor's or equivalent experience, 3+ years professional software development, proficiency in Java/C#/Python/TypeScript/Go, RESTful APIs, cloud (AWS/Azure/GCP), Docker/Kubernetes, Git and CI/CD, strong communication and problem-solving.
Java, C#, Python, TypeScript, Go, RESTful APIs, AWS, Azure, GCP, Docker, Kubernetes, Git, CI/CD, GitHub Copilot, Agile/Scrum, WCAG, Guidewire, PolicyCenter, BillingCenter, ClaimCenter, Salesforce, Apex, LWC, Ratabase, LLM
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Senior Power Platform Developer, Dynamics 365 CRM
Appleton or United States
$95k-$125k/yr RemoteFull Time
The Boldt Company
The Boldt Company: General contractor and construction management firm for large-scale projects.
5+ YOEBachelor’s degree or equivalent experience; 5+ years development with Microsoft Power Platform and Dynamics 365 CRM; expertise in Power Apps, Dataverse, Power Automate, integrations (APIs, Logic Apps), Azure DevOps, deployments and release pipelines; driver's license may be required.
Power Apps, Power Automate, Dataverse, Dynamics 365, Dynamics 365 Sales, Azure DevOps, Databricks, Power BI, Microsoft Copilot, GitHub Copilot, Logic Apps, APIs
2w
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Full-Stack Developer
Wausau, Wisconsin, United States
HybridFull Time
M3 Insurance
M3 Insurance: Independent insurance brokerage and risk management firm.
1+ YOEBachelor's degree and 1+ year full-stack experience; proficiency in JavaScript, Python, HTML, CSS, SQL, frameworks (React/Angular/Vue), ML frameworks, cloud platforms, and API development.
JavaScript, Python, HTML, CSS, SQL, React, Angular, Vue.js, Pandas, Numpy, Matplotlib, Scikit-learn, TensorFlow, PyTorch, Snowflake, AWS, Azure, Git
3mo
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Full Stack Engineer, Senior
Oakland or Seattle or WA or OH or CA or Long Beach or AZ or CO or CT or FL or GA or MD or MN or NV or OR or El Dorado Hills or Lodi or Rancho Cordova or Redding or San Diego or Woodland Hills or AL or IL or VA or WI or TX or NY
$103k-$174k/yr HybridFull Time
Ascendiun
Ascendiun: Nonprofit parent overseeing health insurance and clinical service organizations.
5+ YOE5+ years full stack development; BA/BS or equivalent IT experience; React/Vue/Angular; .NET/Java/Node.js/Python APIs; SQL/NoSQL; Azure preferred; Docker; IaC; CI/CD; AI tools; healthcare experience preferred.
React, Vue, Angular, JavaScript, TypeScript, .NET, Java, Node.js, Python, MS SQL Server, Oracle, NoSQL, REST, Azure, AWS, GCP, Docker, Kubernetes, Ansible, Bicep, ARM, Terraform, GitHub, GitLab, Bitbucket, Git
1mo
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Senior Power Platform Developer, Dynamics 365 CRM
Appleton or United States
$95k-$125k/yr RemoteFull Time
The Boldt Company
The Boldt Company: General contractor and construction management firm for large-scale projects.
5+ YOEBachelor's degree or equivalent experience; 5+ years with Microsoft Power Platform and Dynamics 365 CRM; expertise in Dynamics 365 Sales, integrations (Power Automate, Logic Apps, APIs), environment/deployment management (Dev/Test/Prod, Azure DevOps); valid driver's license may be required.
Microsoft Power Platform, Dynamics 365, Power Apps, Power Automate, Dataverse, Azure DevOps, Power BI, Microsoft Copilot, GitHub Copilot, Databricks, Logic Apps
3mo
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Senior Product Support Specialist
Menasha, Wisconsin, United States
HybridFull Time
Faith Technologies
Faith Technologies: Provides electrical engineering, construction, and sustainable energy solutions.
5+ YOEBachelor’s degree in a related technical field with 5 years of relevant industrial/utility electrical equipment experience, or equivalent technical training with 8 years of experience. Experience with troubleshooting electrical distribution systems and protocols (Modbus, Ethernet, CAN, BMS, APIs). ERP/CRM experience (Salesforce, Service Cloud, Acum...
Salesforce, Service Cloud, Acumatica, Modbus, Ethernet, CAN, BMS, APIs
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Visual Inspector - CWI
Neenah, Wisconsin, United States
OnsiteFull Time
Acuren
Acuren: Provider of inspection, NDE, and industrial asset integrity services.
2+ YOECertified Welding Inspector (CWI) required; 5–10 years' experience or minimum 2 years on-site; API experience a plus; in-depth knowledge of CWI and ASME standards; experience supporting petrochemical engineers.
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Sr. Manager, AI Cloud Engineering
Oakland or Washington or Ohio or District of Columbia or California or Long Beach or Arizona or Colorado or Connecticut or Florida or Georgia or Maryland or Minnesota or Nevada or Oregon or El Dorado Hills or San Diego or Woodland Hills or Alabama or Illinois or Texas or Virginia or Wisconsin or New York
$168k-$252k/yr HybridFull Time
Ascendiun
Ascendiun: Nonprofit parent overseeing health insurance and clinical service organizations.
10+ YOE4+ Mgmt10+ years relevant experience with 4 years management; advanced cloud architecture, automation, cognitive API integration; strong Python/PowerShell scripting, Terraform/IaC and CI/CD, Databricks, and network/security knowledge.
Python, PowerShell, Terraform, Databricks, Azure Cognitive Services, CI/CD, IaC
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Software Test Engineering Manager (IGEN)
Appleton, Wisconsin, United States
HybridFull Time
U.S. Venture
U.S. Venture: Distributes energy products, automotive parts, and logistics data solutions.
5+ YOE3+ MgmtBachelor's degree or equivalent, 5+ years QA/automation/SDET experience, 3+ years leadership, strong automation, API/CI-CD, cloud-native (Azure) experience, programming (C#, JavaScript, Python, Java).
Microsoft Azure, Microsoft Azure DevOps, GitHub, GitHub Actions, .NET, Selenium, Playwright, Cypress, C#, JavaScript, Python, Java, Microsoft Entra, IAM
4d
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Software Engineering Manager
Neenah, Wisconsin, United States
HybridFull Time
J. J. Keller
J. J. Keller: Provides regulatory compliance and workplace safety solutions to businesses.
6+ YOE6+ years Microsoft-stack development experience, leadership/mentoring experience, full-stack web development with React and .NET/C#, REST API and SQL Server knowledge, SDLC and secure coding (OWASP), Agile experience, strong communication.
React, .NET, C#, SQL Server, GitHub Copilot, OWASP