38 api engineer jobs at 28 companies in Madison, 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.
Duluth or Minneapolis or Saint Paul or Omaha or Nashville or Pittsburgh or Houston or Traverse City or Madison
$120k-$170k/yrHybridFull Time
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.
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.
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
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.
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.
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.
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.
Epic: Develops electronic health record software for healthcare systems.
Bachelor's degree or higher in engineering, math, information systems, or related field; strong analytical skills; eligible to work in the U.S. without visa sponsorship; relocation to Madison, WI area (reimbursed); COVID-19 vaccination.
Duluth Trading CompanyNASDAQ: DLTH: Retailer of workwear, casual apparel, and outdoor accessories.
5+ YOEBachelor's in CS (or equivalent), 5+ years software development, full-stack and PWA experience, proficiency with JavaScript/Python/Ruby, HTML5/CSS3/Node.js, REST APIs, strong communication, and US work authorization required.
Colony Brands: Operates multi-channel retail brands and catalog sales for consumer products.
1+ YOEBS in Computer Science or equivalent, 1+ years software development experience, experience with .NET Core/C#, RESTful APIs, microservices, MySQL/Dynamo, Azure DevOps, Git, AWS preferred; strong analytical and communication skills.
Software Engineer - AI & Cloud Engineering (Early to Mid Career, WI Based)
Madison, Wisconsin, United States
OnsiteFull Time
Flexcompute: Develops GPU-native multiphysics simulation software for hardware engineers.
3+ YOE3-6 years software engineering; strong programming in Python/C++/Rust/Go/Java/JavaScript; backend systems/APIs/distributed services; Linux/Git; ability to drive projects; degree in technical field
Resource Innovations: Provides clean energy services and software solutions for utilities.
6+ YOEExpertise in PHP, Laravel, Vue.js; 10+ years with PHP frameworks; 6+ years with Vue; API design; AWS; Git; SaaS experience; testable code with Pest/PHPUnit; agile team experience.
Findhelp: Building digital infrastructure for connecting people to social services.
5+ YOE5+ years QA experience in agile environments; strong automation skills with Python/PyTest; experience with API automation, test frameworks (keyword-driven, POM), Google Cloud, Elastic Stack, and web technologies; coaching and mentoring experience.
Exact SciencesNASDAQ: EXAS: Provides molecular diagnostic tests for early cancer detection.
Bachelor's in data/computer field or HS+4yrs; expertise with Spark on Snowflake/Databricks, Python/Scala/SQL, ETL pipelines, database architecture, Big Data formats, cloud services, and Tableau.