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90 api engineer jobs at 45 companies in Milwaukee, WI

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
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.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
6d
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Director, Construction API
North Chicago, Illinois, United States
$161k-$305k/yr HybridFull Time
AbbVie
AbbVieNYSE: ABBV: Develops and sells innovative pharmaceutical and biopharmaceutical medicines.
20+ YOE20+ MgmtBS in engineering,20+ years construction leadership (mega-capital projects),biopharma experience preferred,ability to lead construction teams,manage EPC/EPCM contractors,drive safety,schedule,cost and risk,ability to travel.
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3w
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Senior Software Engineer (Hogan API)
Hopkins or Atlanta or Chicago or Charlotte or Englewood or Brookfield or Irving
$120k-$141k/yr HybridFull Time
U.S. Bank
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
5+ YOEBachelor's degree or equivalent and 5+ years relevant experience. Experience with mainframe/Hogan development (COBOL, JCL, CICS), APIs, system design, testing, security, and cross-team collaboration; Scrum familiarity.
Hogan COBOL, JCL, CICS, JSON, Splunk, IMS Database, GitLab, IDz/RDz (IBM Developer for zOS), Jira
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3w
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Controls Engineer
Menomonee Falls, Wisconsin, United States
OnsiteFull Time
Milwaukee Tool
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
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6d
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Senior Integrations Engineer
Delafield, Wisconsin, United States
OnsiteFull Time
Evans Transportation Services
Evans Transportation Services: Provides third-party logistics and end-to-end transportation management solutions.
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
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3mo
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Security Engineer
Milwaukee, Wisconsin, United States
OnsiteFull Time
Fiserv
FiservNew York Stock Exchange: FI: Provides financial technology solutions for merchants and financial institutions.
2+ YOEBachelor's degree in Engineering or related field; 2 years in cybersecurity with WAF, IAM, vulnerability management, API security, PCI infra, IaC, cloud, SSL/IPsec VPN.
Radware, Cloudflare, F5 ASM, Cloud Identity and Access Management, Vulnerability management, CVE triage, OWASP Top 10 API vulnerabilities, GCP IAM, Infrastructure as Code, SSL, IPsec VPN
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1mo
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Integration Developer - Integrations, Data & AI Solutions
Pewaukee, Wisconsin, United States
HybridFull Time
Boelter
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
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1mo
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Senior AI Engineer
Abbott Park or United States
$99k-$199k/yr RemoteFull Time
Abbott
AbbottNYSE: ABT: Provides medical devices, diagnostics, and science-based nutritional products.
8+ YOEBachelor's in CS/Engineering/Mathematics (or related) and 8+ years (Master's +6+), strong applied AI/ML experience, Go backend engineering, cloud-native services, distributed systems, REST APIs, SQL/PostgreSQL, Linux, CI/CD, and strong communication.
Go, RESTful APIs, SQL Server, PostgreSQL, Kubernetes, Docker, Terraform, Linux, CI/CD, MLOps, message queues, vector databases
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3d
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^Custom Software Engineer - 6380864
Milwaukee, Wisconsin, United States
HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
1+ YOE1+ year IT/application support experience; familiarity with parts/inventory/order management or supply chain processes; basic SQL, APIs, batch processing knowledge; experience with ticketing tools.
ServiceNow, Remedy, Jira Service Management, SQL, APIs
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4w
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Software Engineer
Waukesha, Wisconsin, United States
OnsiteFull Time
Midwest Engineered Systems
Midwest Engineered Systems: Designs and builds custom industrial automation and robotic systems.
5+ YOE5+ years software engineering experience; strong C#/.NET and Blazor skills; RESTful API and relational DB (SQL Server, PostgreSQL) proficiency; on-premise deployment and PLC/HMI/MES integration; Agile/Jira experience; exposure to ML and CI/CD.
C#, Microsoft .NET, Blazor, RESTful APIs, Microsoft SQL Server, PostgreSQL, Jira, PLC, HMI, MES, Machine Learning & AI, CI/CD
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2mo
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AI Solutions Engineer
Milwaukee or United States
$124k-$235k/yr HybridFull Time
Baker Tilly
Baker Tilly: Provides audit, tax, and consulting services to business clients.
3+ YOEBachelor's in CS/IT or equivalent; 3+ years in cloud apps (AWS); AI/Agent-based solutions; API data integration; Python/JavaScript; AWS containers/serverless; experience with AI tools; US work authorization.
AWS, Python, JavaScript, Node.js, React, SQL, NoSQL, Sage Intacct, APIs, Amazon Bedrock, Cursor, Windsurf, Claude Code
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2mo
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Senior Java Developer
Milwaukee, Wisconsin, United States
$106k-$180k/yr HybridFull Time
MGIC
MGICNYSE: MTG: Provides mortgage insurance to lenders for low-down-payment home loans.
2+ YOE2-5 years Java experience; Spring, Hibernate; API development; relational databases; Agile; JUnit; ServiceNow/Jira; COBOL, Angular an asset.
Java, Spring, Hibernate, API development, Junit, Relational databases, Jira, ServiceNow, Angular, COBOL, OutSystems
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23h
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Senior Configuration Management Engineer
Pleasant Prairie or Milwaukee or Waukegan or Glenview or Kenosha
OnsiteFull Time
Uline
Uline: Distributes shipping, industrial, and packaging materials across North America.
10+ YOEBachelor's or equivalent, 10+ years IT experience, familiarity with ServiceNow/Flexera One/HP Service Manager/BMC Atrium, scripting with PowerShell/Python/SQL/APIs, strong analytical and problem-solving skills.
ServiceNow, Flexera One, HP Service Manager, BMC Atrium, PowerShell, Python, SQL, APIs
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1mo
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Marketing Technology Engineer
West Bend or United States
$76k-$96k/yr HybridFull Time
Delta Defense
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.
JSON, Regex, Liquid, HTML, CSS, SQL, JavaScript, APIs, Webhooks, Braze, Segment, Google Tag Manager, GA4, Salesforce, CMS tools, A/B testing tools, analytics platforms, browser developer tools
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1mo
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Software Engineer lll - ERP
Waterloo, Wisconsin, United States
OnsiteFull Time
Trek Bicycle
Trek Bicycle: Designs, manufactures, and retails bicycles and related cycling gear.
5+ YOE5+ years ERP development; JDE expertise; end-to-end ERP lifecycle; mentor junior engineers.
JDE Orchestrator, Form Design Aid, Report Design Aid, Business Function development, APIs, EDI, web services, middleware, data integration
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23h
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Sr Threat Hunt Engineer
Milwaukee or New York City or Wisconsin
$119k-$178k/yr HybridFull Time
Northwestern Mutual
Northwestern Mutual: Provides life insurance and financial planning services to individuals.
5+ YOE5+ years in threat intelligence/hunting/detection engineering; strong scripting (Python), SIEM/EDR experience, REST API and automation skills, MITRE ATT&CK knowledge, ability to communicate technical findings.
Python, PowerShell, Bash, REST APIs, SIEM, EDR, SOAR, CI/CD, MITRE ATT&CK, OSINT
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3w
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Applied AI Engineer, Internal Tools
Boston or Milwaukee or Maitland
$104k-$178k/yr HybridFull Time
Alegeus
Alegeus: Provides technology platforms for managing healthcare benefit accounts.
3+ YOE3+ years building applied AI/automation/internal tools; experience with ChatGPT, Microsoft Copilot, APIs, and structured data; strong prototyping, productization, and cross-functional collaboration; Bachelor's in related field or equivalent experience.
ChatGPT, Microsoft Copilot, APIs
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6d
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Windchill Engineer
Milwaukee, Wisconsin, United States
$120k-$140k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
8+ YOE8+ years experience developing and integrating Windchill modules using Java and Windchill APIs; CI/CD knowledge; technical design and documentation skills; bachelor's in computer science.
Windchill, PDMLink, ProjectLink, MPMLink, Java, CI/CD Pipeline, Windchill APIs
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2w
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Senior Digital Workplace Engineer
Milwaukee, Wisconsin, United States
OnsiteFull Time
Direct Supply
Direct Supply: Supplies equipment and technology to senior living communities.
5+ YOEBachelor's in IT/CS required, 5+ years in infrastructure or systems engineering focused on collaboration and identity; deep Microsoft 365 and Entra ID/Azure AD expertise, PowerShell and Python scripting, Graph API, AI/Copilot integrations, and automation experience.
Microsoft 365, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft Entra ID, Microsoft Copilot, ChatGPT, Microsoft PowerShell, Microsoft Power Automate, Microsoft Graph API, Python, Workday
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2mo
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Senior AI Solutions Engineer
Oconomowoc, Wisconsin, United States
HybridFull Time
Bruno Independent Living Aids
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.
Claude Code, GitHub Copilot, Cursor, Windsurf, Epicor, Jitterbit, Salesforce, SQL, GIT
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1mo
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Systems Administrator Engineer - Cloud & Automation
Milwaukee or Kansas City or Rolling Meadows or Naperville or Scottsdale or Raleigh or Jersey City or Newark or Norristown or Plano or Alpharetta or Sarasota or United States
$63k-$138k/yr HybridFull Time
IAT Insurance Group
IAT Insurance Group: Provides specialty property and casualty insurance and surety products.
7+ YOE7+ years in cloud, automation, and infrastructure engineering; IaC (Bicep/ARM/Terraform) for Azure; Microsoft Graph API and PowerShell expertise; experience with Azure services, Entra ID, Microsoft 365 automation; US work authorization required.
Bicep, ARM templates, Terraform, Microsoft Graph API, PowerShell, Microsoft Azure Automation, Microsoft Logic Apps, Microsoft Azure Functions, Microsoft Azure, Microsoft Entra ID, Microsoft 365, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint, Windows Server, Microsoft Active Directory, Group Policy, DNS, DHCP, IIS, Microsoft Fabric, Microsoft Power BI, Git, Azure DevOps, GitHub Actions, Infrastructure as Code (IaC)
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