116 api engineer jobs at 69 companies in Whitewater, WI

PromotedHiringCafe
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
3w
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Senior Electrical Engineer -Power (Madison, WI, US, 53706)
Duluth or Minneapolis or Saint Paul or Omaha or Nashville or Pittsburgh or Houston or Traverse City or Madison
$120k-$170k/yr HybridFull Time
Lake Superior Consulting
Lake Superior Consulting: Technical engineering and integrity services for critical energy infrastructure.
10+ YOEBachelor's in Electrical Engineering, PE license, 10+ years electrical engineering experience, technical leadership, experience with SKM or ETAP, strong knowledge of NEC/NFPA/IEEE/API/AGA and industrial power systems.
SKM, ETAP
1w
Save
Mark Applied
Hide
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
3d
Save
Mark Applied
Hide
Artificial Intelligence Engineer III
Madison or Kingwood
HybridFull Time
Insperity
InsperityNew York Stock Exchange: NSP: Provides human resources and business performance solutions to businesses.
5+ YOEBachelor's or equivalent experience, 5+ years in software/ML/AI engineering, advanced Python and API skills, experience with large-scale data platforms and LLM systems, familiarity with AI orchestration frameworks, strong communication.
Python, APIs, Snowflake, Databricks, Amazon Redshift, Microsoft Synapse, LangChain, LangGraph, LlamaIndex, Semantic Kernel
3mo
Save
Mark Applied
Hide
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
2w
Save
Mark Applied
Hide
Data Engineer - .NET Web Development
Middleton or Madison
OnsiteFull Time
Sentry Insurance
Sentry Insurance: Provides commercial insurance, life insurance, and retirement plans.
2+ YOEBachelors required; minimum 2 years data engineering experience. Proficiency with Microsoft .NET, C#, REST API, JavaScript, ASP.NET MVC, SQL Server, Visual Studio/VS Code/SSMS, Git, Postman, Bootstrap, AutoMapper; agile and software design principles.
Microsoft .NET, C#, REST API, JavaScript, ASP.NET MVC, HTML, CSS, SQL Server, Microsoft Visual Studio, Microsoft Visual Studio Code, Microsoft SQL Server Management Studio, Git, Postman, Bootstrap, AutoMapper
2mo
Save
Mark Applied
Hide
Application Developer
Madison, Wisconsin, United States
OnsiteFull Time
Sub-Zero Group
Sub-Zero Group: Manufactures premium luxury kitchen refrigeration and cooking appliances.
Experience engineering and supporting Microsoft Dynamics 365 CE and Dataverse; Power Automate; data modeling; SQL; REST APIs.
Microsoft Dynamics 365 CE, Dataverse, Power Automate, SQL, REST APIs, JSON
2w
Save
Mark Applied
Hide
Senior Staff Engineer
Madison, Wisconsin, United States
$180k-$220k/yr HybridFull Time
Recovery.com
Recovery.com: Matches patients with mental health and addiction treatment centers.
10+ YOE10+ years professional software engineering experience; deep TypeScript/full-stack expertise; proven architecture, API, scalability, and reliability experience; strong communication and mentorship skills.
TypeScript, React, Next.js, Node.js, PostgreSQL, Algolia, AWS, GCP, Vercel, Cloudflare
1mo
Save
Mark Applied
Hide
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
6d
Save
Mark Applied
Hide
^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
2mo
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
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
3d
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
Software Engineer III - Tech Lead
Plano or Madison
$90k-$126k/yr HybridFull Time
Horace Mann
Horace MannNYSE: HMN: Providing insurance and financial solutions to educators and their families.
7+ YOEBachelor's in CS/IT or equivalent, 7+ years software development experience, technical leadership experience, strong proficiency with Java, .NET, SQL, DB2, SSIS, C#, COBOL, APIs; DevOps/CI/CD and AI experience preferred.
Java, .NET, SQL, DB2, SSIS, C#, COBOL, APIs, CI/CD pipelines, AI services
1mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Application Development Engineer (Hybrid)
Madison, Wisconsin, United States
$80k-$131k/yr HybridFull Time
American Family Insurance
American Family Insurance: Provides diverse insurance products and comprehensive financial services.
2+ YOEProficiency with Guidewire (Gosu) and PolicyCenter/BillingCenter/ClaimCenter, AI/ML and generative AI integration, GW Cloud migration experience, SQL, APIs, CI/CD, SDLC, Agile; 2+ years Guidewire/product upgrade experience.
GOSU, Guidewire PolicyCenter, Guidewire BillingCenter, Guidewire ClaimCenter, PCF, GW Cloud, AI/ML, SQL, APIs, web services, CI/CD
2w
Save
Mark Applied
Hide
Enterprise Application Developer II
Madison or Cedar Rapids
$79k-$102k/yr OnsiteFull Time
Alliant Energy
Alliant EnergyNASDAQ: LNT: Provides regulated electricity and natural gas services to customers.
3+ YOE3 years related experience; preferred bachelor's in IT; experience with React, APIs, Azure, Sitecore, integrations, Agile; apply AI and DevSecOps practices.
React, APIs, Azure, Sitecore, DevSecOps, Artificial Intelligence
2mo
Save
Mark Applied
Hide
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
3d
Save
Mark Applied
Hide
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