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Api Engineer Jobs in Wisconsin (NOW HIRING)

... APIs Programming or scripting language like Java, Python and JavaScript Experience with any API management tools like Apigee, Layer 7, Mashery, Akana, Apeona, WSO2, IBM API Management, SAP API ...

... APIs Programming or scripting language like Java, Python and JavaScript Experience with any API management tools like Apigee, Layer 7, Mashery, Akana, Apeona, WSO2, IBM API Management, SAP API ...

WI · On-site

$144.20 - $288.40/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Our platform spans an internal and external developer portal, an API catalog that drives discovery and prevents duplication across the enterprise, and the systems responsible for delivering APIs ...

WI · On-site

$83 - $204/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

As a Senior API Platform Engineer, you will design, build, and operate enterprise API gateway services that enable secure and scalable integration across mission-critical applications. This role is ...

New

Senior Software Engineer

West Bend, WI · On-site

$123K - $163K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Strong backend/API engineering experience * REST + event-driven architecture experience * Proven Agile delivery experience Ability to: * Take specs build test deliver independently * Write unit tests

Prepare and present technical product information on sales calls (technical product/API overview/Workflows) * Collaborate with internal and external engineers, designers, suppliers and customers to ...

Solutions Engineer

Madison, WI · On-site

$95 - $130/hr

Prepare and present technical product information on sales calls (technical product/API overview/Workflows) * Collaborate with internal and external engineers, designers, suppliers and customers to ...

Prepare and present technical product information on sales calls (technical product/API overview/Workflows)Collaborate with internal and external engineers, designers, suppliers and customers to ...

Prepare and present technical product information on sales calls (technical product/API overview/Workflows) * Collaborate with internal and external engineers, designers, suppliers and customers to ...

WI · On-site

$130 - $140/hr

Must have familiarity with the following API standards: + API 510 - Pressure Vessel Inspection ... Certified Reliability Engineer (CRE) or Certified Maintenance & Reliability Professional (CMRP)

Steel Welder - 1st Shift

Franklin, WI · On-site

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

API Heat Transfer is looking for people who enjoy being part of a transformation. Join Our Team ... Interpret engineering drawings, blueprints, weld symbols, and work instructions. * Prepare ...

API Heat Transfer is a global leader in the design and manufacture of a wide range of specialty ... Ability to read engineering drawings, or willingness to learn * Comfortable using basic inspection ...

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Showing results 1-20

Api Engineer information

See Wisconsin salary details

$25

$54

$77

How much do api engineer jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for api engineer in Wisconsin is $54.13, according to ZipRecruiter salary data. Most workers in this role earn between $43.65 and $62.84 per hour, depending on experience, location, and employer.

What does an API engineer do?

An API Engineer is responsible for designing, developing, and maintaining application programming interfaces (APIs) that allow different software systems to communicate with each other. They ensure APIs are efficient, secure, and scalable, often working closely with front-end and back-end developers to integrate new features or services. API Engineers also write documentation, perform testing, and troubleshoot any issues related to API functionality. Their work is essential in enabling seamless data exchange and connectivity between various platforms and applications.

What are the key skills and qualifications needed to thrive as an API engineer, and why are they important?

To thrive as an API Engineer, you need strong programming skills (often in languages like Java, Python, or Node.js), a solid understanding of RESTful and/or GraphQL APIs, and relevant experience or a degree in computer science or a related field. Familiarity with API management tools (such as Postman, Swagger, or Apigee), cloud platforms, and authentication protocols like OAuth is typically expected. Excellent problem-solving abilities, attention to detail, and effective communication skills help you collaborate with cross-functional teams and address integration challenges. These competencies are crucial for building secure, scalable, and reliable APIs that enable seamless data exchange and power modern applications.

How does an API engineer typically collaborate with frontend and backend teams during the development lifecycle?

API Engineers play a crucial role in bridging the gap between frontend and backend teams. They often work closely with frontend developers to understand data requirements and ensure that APIs deliver the necessary information efficiently and securely. Simultaneously, they collaborate with backend engineers to integrate APIs with databases and other services, ensuring robust performance and scalability. Regular communication and participation in agile ceremonies like sprint planning or stand-ups help prevent misalignments and keep development on track.

What is the difference between Api Engineer vs Software Developer?

AspectApi EngineerSoftware Developer
Required CredentialsBachelor's in CS or related, API-specific certificationsBachelor's in CS or related, general programming certifications
Work EnvironmentFocus on API design, development, and integrationDevelops a wide range of software applications
Employer & Industry UsageTech companies, SaaS providers, API-centric businessesBroadly across all industries, including tech, finance, healthcare
Search & Comparison IntentUnderstanding API-specific roles, skills, and responsibilitiesGeneral software development roles and career paths

Api Engineers specialize in designing, developing, and maintaining APIs to enable software communication, often working closely with backend systems. Software Developers create a wide range of applications across various platforms. While both roles require programming skills and similar educational backgrounds, Api Engineers focus more on API architecture and integration, whereas Software Developers work on broader software solutions.

Are API engineers in demand?

API engineers are in high demand due to the increasing reliance on web services and cloud-based applications. They typically require skills in REST, SOAP, and programming languages like Python or Java, and often find opportunities across technology, finance, and healthcare sectors. The role is expected to grow as digital integration becomes more essential for businesses.

How much do API engineers make?

API engineers typically earn a median salary ranging from $90,000 to $130,000 annually, depending on experience, location, and industry. Skilled API engineers with expertise in REST, GraphQL, and cloud platforms can command higher salaries, especially in tech hubs or with advanced certifications.

What are popular job titles related to Api Engineer jobs in Wisconsin?

For Api Engineer jobs in Wisconsin, the most frequently searched job titles are:

What job categories do people searching Api Engineer jobs in Wisconsin look for?

The top searched job categories for Api Engineer jobs in Wisconsin are:

Infographic showing various Api Engineer job openings in Wisconsin as of August 2026, with employment types broken down into 93% Full Time, 4% Part Time, and 3% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $112,596 per year, or $54.1 per hour.

Apigee API developer

Blue Spire Inc

Madison, WI • On-site

Full-time

Re-posted 26 days ago


Job description

Company Description

Blue Spire Inc is a leading provider of information technology, consulting and business-process outsourcing services. We are dedicated to helping clients grow through our combined business-IT knowledge, thoughtful innovation and dedicated workforce. 

Who we are: We are a company of diverse, talented people with a passion for pursuing excellence. 

  • Our Core Values
  • Excellence
  • Leadership by example
  • Integrity & Transparency
  • Fairness
  • Client Value

What we offer: It is not a job. It is a journey. An experience. A challenging and enjoyable work environment.

Come grow with us

  • Learn
  • Ideate
  • Execute
  • Work
  • Inspire
Job Description

5 years of overall experience in design and
development of complex, distributed and scalable applications using
middleware integration technologies
2 to 3 years of strong hands-on experience in
Designing and implementing systems that expose RESTful APIs
Programming or scripting language like Java, Python and JavaScript
Experience with any API management tools like Apigee, Layer 7, Mashery, Akana, Apeona, WSO2, IBM API Management, SAP API Gateway
Conversant in common Internet technologies and protocols viz. HTTP(s), SSL, OAuth, REST, JSON, XML etc.
Testing APIs using tools like SOAPUi, JMeter, Advanced REST Clients etc.
Knowledge and understanding of various integration patterns

Qualifications

BS/BE/ME/M.Tech/MS

Additional Information

All your information will be kept confidential according to EEO guidelines.