34 api engineer jobs at 24 companies in Waupun, WI
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Milwaukee ToolHong Kong Stock Exchange: 0669: Manufacturer of professional-grade power tools and jobsite solutions.
2+ YOEBachelor's in engineering, 2+ years in machine controls/automation, PLC/HMI programming, Python, industrial networking and data systems, project leadership, and ability to support equipment commissioning and supplier integration.
PLCs, HMIs, Python, OPC-UA, MQTT, SQL, APIs, data historians, edge devices, robots, vision, safety devices, laser systems, drives, Microsoft Office, Microsoft Project, Microsoft Power BI, Microsoft Visio
AmcorNYSE: AMCR: Develops and produces flexible and rigid packaging solutions globally.
5+ YOE5+ years in automation/packaging environments; BS in Electrical/Mechanical/Mechatronics/Systems/Automation Engineering; experience with PLCs, SCADA, IoT, MES, robotics; travel ~30%; multiple certifications in robotics and industrial networking.
Hands-on experience implementing enterprise API and event-driven integrations, knowledge of JSON/XML/data mapping, OAuth/OpenID Connect, AWS, and ability to lead technical discovery and communicate with stakeholders.
REST, JSON, XML, OAuth, OpenID Connect, Amazon Web Services (AWS), Boomi, MuleSoft, EDI, .NET
SECURA Insurance: Provides property and casualty insurance to businesses and farms.
5+ YOEBachelor's in CS/IT, 5+ years software engineering experience, proficiency with Java and .NET; experience with integrations, APIs, and maintaining web applications; AI tooling experience and mentoring ability preferred.
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.
Integration Developer - Integrations, Data & AI Solutions
Pewaukee, Wisconsin, United States
HybridFull Time
Boelter: Designs commercial kitchens and supplies professional foodservice equipment.
3+ YOE3+ years software/integration or data engineering experience; hands-on enterprise integrations, APIs, databases, middleware, EDI; familiarity with SAP, Microsoft Fabric, Power BI, SQL, ETL/ELT; strong communication and AI curiosity.
SAP, Microsoft Fabric, Cleo Integration Cloud, Microsoft Power BI, SQL, ETL/ELT, EDI, APIs
Delta Defense: Provides operational support and insurance for the USCCA.
3+ YOE3+ years MarTech/marketing operations experience; HS diploma required, bachelor’s preferred; authorized to work in the U.S.; working knowledge of JSON, dataLayer/event schemas, Regex, Liquid, HTML/CSS, SQL, JavaScript, APIs/webhooks; experience with Braze, Segment, GTM, GA4, Salesforce, CMS, testing tools.
Bruno Independent Living Aids: Manufacturer of mobility and accessibility products for homes and vehicles.
6+ YOEBachelor’s in CS or related field; 6+ years progressive exp, 3 in manufacturing; AI-first development with agentic LLM tools; polyglot across languages; SQL, REST APIs, system integrations, GIT, BI, vendor mgmt; strong prompt engineering.
Whisker: Designs and manufactures automated pet care products and appliances.
2+ YOE2–3+ years web development with PHP; experience with MVC (Laravel or Symfony); REST APIs; relational databases; Agile; BS in CS/CE or equivalent.
Syms Strategic Group: Provides IT and professional services to federal government agencies.
8+ YOE8+ years back-end software development with Java and/or NodeJS, Angular front-end experience, AWS cloud skills, RESTful API design, Git/GitHub, unit/integration testing, Public Trust clearance eligibility, U.S. citizenship required.
Java, NodeJS, Angular, C#/.Net, AWS, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, Docker, ECS, EKS, JIRA, Microsoft Teams
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
Ruekert & Mielke: Civil engineering and infrastructure services for municipal governments.
3+ YOEBachelor's degree or equivalent experience; 3+ years software development or GIS application experience; proficiency with JavaScript/TypeScript, Python, Esri/ArcGIS tools, AWS, SQL/NoSQL, REST APIs; strong communication and problem-solving skills.
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/yrHybridFull Time
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.
Milliman: Global provider of actuarial and risk management consulting services.
2+ YOE2+ years full-stack development experience; strong C#, .NET Core, SQL, RESTful API skills; experience with data/statistical or ML model integration; Azure cloud familiarity preferred; strong communication and testing practices.
C#, .NET Core, SQL, RESTful APIs, Microsoft Azure, Microsoft Azure App Service, Microsoft Azure Functions, Microsoft Azure SQL, Python, CI/CD Pipelines, DevOps, Automated Testing Frameworks, Agile
Johnson Health TechTaiwan Stock Exchange: 1736: Designs and manufactures commercial and residential fitness equipment.
4+ YOE4+ years application development / systems integration; 3+ years Power Automate and Power Platform; REST APIs, JSON, OAuth; Dynamics 365, SAP, Azure; Bachelor's degree.
Power Automate, Azure Logic Apps, Azure Functions, Dataverse, REST APIs, JSON, OAuth, Service Principals, Power Platform governance, DLP policies
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
Render Networks: SaaS platform for digitizing telecom and energy infrastructure construction.
5+ YOETechnical bachelor’s degree and 5+ years in software/API integration, cloud, or systems engineering; strong API/middleware experience; programming skills; GIS/geospatial knowledge; architecture and prototyping experience.
Alto-Shaam: Manufactures professional foodservice equipment for commercial kitchens.
3+ YOEBachelor's degree or equivalent, 3+ years in systems integration/automation/software development or AI implementation; hands-on LLM and prompt engineering experience; experience integrating AI with ERP/CRM/SharePoint/MES via APIs; strong communication and project management skills.
Oracle Fusion Cloud, Microsoft 365, SharePoint, CRM, MES, Large language models (LLMs), Retrieval-augmented generation (RAG), APIs