Api jobs in wisconsin

Tech Lead / Engineer - Backend & AI-Driven API Development

Remote

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Today

Tech Lead / Engineer Backend & AI-Driven API Development Contract EST / CST Time Zone work Mode - Remote Spec-based backend engineer building microservices and production AI-integrated solutions Strong hands-on engineering building microservices with Python and Node.js using AI to accelerate solutioning and development Cloud-native, event-driven solutions using AWS Lambda, SQS, and SNS Strong Apigee API Gateway experience: proxy development, policies, routing, OAuth/security, KVMs, API produc

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Contract

Depends on Experience

API Tester

Madison, Wisconsin

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Today

API Testing Engineer Join our growing team working onsite in Madison, WI. We are seeking an API Testing Engineer with 5 6 years of overall experience, including 4+ years of hands-on API testing experience. The ideal candidate will have strong analytical and problem-solving skills, experience working in Agile environments, and the ability to work independently as an individual contributor. Perform API testing using Postman. Utilize tools such as Jira, Xray, and Confluence for testing and collabo

Full-time

API Architect

Remote

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10d ago

Job Description: Duration: 6+ Months Location: Remote We are looking for a Senior Staff Engineer to lead API integrations across multiple projects. The ideal candidate can work independently, handle unclear situations, and solve problems in a fast-paced environment. Key ResponsibilitiesOwn the API and integration intake pipeline, ensuring consistent intake, triage, and execution across workstreamsDefine and enforce API contract standards (REST and event-driven) and govern integration patterns en

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Contract

$50+

FIHR API Engineer

Remote or Hybrid

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Today

Position Overview: We are seeking a Healthcare Interoperability / FHIR API Engineer to support a large-scale payer interoperability and prior authorization modernization initiative. This individual will work across healthcare API integrations, vendor onboarding, interoperability testing, and FHIR-based connectivity to help scale payer-provider integrations and support evolving CMS interoperability requirements. The ideal candidate will bring a blend of technical API integration expertise, health

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Contract

$70-$75 an hour

Vibe Coding Engineer - Integration & API Architecture (W2 Only)

Remote

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3d ago

Role: Vibe Coding Engineer - Integration & API Architecture (W2 Only) Location: Remote Must have: Own the API and integration intake pipeline, ensuring consistent intake, triage, and execution across workstreams Experience leading integration architecture and API enablement across multiple workstreams. Configure and manage our API gateway (Gravitee) and iPaaS/orchestration platform (Workato); experience with comparable platforms (Apigee, MuleSoft) is relevant Experience implementing data protec

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Contract

Integration & API Lead (Majesco + Ecosystem) - APILD 26-04320

Remote

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10d ago

Job Title: Integration & API Lead (Majesco + Ecosystem)Location: USA / Canada (Remote) Experience: 8 12 Years Role SummaryWe are seeking an experienced Integration & API Lead to drive integration architecture and API strategy across insurance platforms and external ecosystems. The ideal candidate will have strong technical expertise in API design, middleware, and system integrations, along with the ability to lead end-to-end integration initiatives. Key ResponsibilitiesDesign and implement integ

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Contract, Third Party

Depends on Experience

Senior Engineer - Integration & API Architecture

Remote

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2d ago

Key Responsibilities Own the API and integration intake pipeline, ensuring consistent intake, triage, and execution across workstreamsDefine and enforce API contract standards (REST and event-driven) and govern integration patterns enterprise-wideDesign and implement secure boundary controls, including tokenization of NPI/PII to prevent sensitive data exposure in lower environmentsEstablish and operationalize scalable integration patterns, including synchronous and event-driven architecturesConf

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Contract

Depends on Experience

Senior API Integration Lead/ Developer

Remote

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2d ago

Momento USA is a global technology consulting, talent acquisition and creative development firm that addresses clients most pressing needs and challenges. We currently looking Senior API Integration Lead/ Developer Please see the job description below for your reference. Job Title: Senior API Integration Lead/ Developer Contract: 6 months (possible extension ) Location: US Remote Mandatory skills: API development using Python Payload handling and data transformation Input validation a

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Contract, Third Party

Depends on Experience

Senior Engineer, Integration & API Architecture

Remote

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2d ago

Title: Senior Engineer, Integration & API Architecture Location: Wayne, PA (remote) Type: Contract Our direct client is seeking a senior staff-level engineer to lead integration architecture and API enablement across multiple workstreams. This role is best suited for someone comfortable operating with high autonomy, navigating ambiguity, and independently "figuring things out in a fast-evolving environment. Key Accountabilities: Own the API and integration intake pipeline, ensuring consistent

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Contract

Depends on Experience

Azure API Developer

Remote

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3d ago

We are seeking an Azure API Developer to design, develop, and support cloud-native integration solutions within the Microsoft Azure ecosystem. This role will focus on building and maintaining a centralized integration layer that securely connects enterprise applications, data platforms, and third-party systems. The ideal candidate has experience developing scalable APIs, event-driven services, and Azure-native integrations while following modern cloud architecture and DevOps best practices. Res

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Contract

Depends on Experience

Sr. IT Systems Analyst (Cloud / API)

Remote or Hybrid in Cleveland, Ohio

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Today

Our direct, Fortune 100 client is looking for a senior-level, REMOTE IT Systems Analyst for a 12-month, extendable contract position. You'd be joining the project as a technical liaison between the Business and IT for various projects, all generally related to cloud-based system integration efforts involving APIs. Your primary responsibilities would involve requirements elicitation, documentation, and management within Azure DevOps, as well as system analysis and process mapping. This is an A

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Contract

DOE

Mulesoft Integration & API Engineer with Public Utility industry exp - Remote + Travel

Remote

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6d ago

WHO WE ARE: Founded in 2007, DTI (Diversified Technology, Inc.) is a successful African American owned IT Consulting/Staffing firm based in Chicago''s Loop. WHAT WE DO: We focus on providing delivery, staffing, and supported services such as enterprise integration/implementations including, but not limited to, CRM, EAM, ERP, PMO, and QA. We service clients in SLED (state/local gov''t & education), financial services, fortune, public utility, as well as regularly partnering with Big 4 SI partne

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Contract, Third Party

Depends on Experience

API Full Stack Engineer (Node.JS + Express.JS)

Remote

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Today

API Developer 5+ years experience w/ Node.JS + Express Responsible for building and maintaining APIs that securely access source data and expose enriched provider records for downstream consumption. Designs API endpoints, data contracts, authentication patterns, and integration logic to enable applications and workflow tools to surface provider insights during the referral process. Mandatory Skills: Mandatory skills include advanced REST API design and development, advanced backend development

Contract

$50.00 - $65.00

Senior Engineer Integration and API Architecture

Remote

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11d ago

We are seeking a senior staff-level engineer to lead integration architecture and API enablement across multiple workstreams. This role is best suited for someone comfortable operating with high autonomy, navigating ambiguity, and independently figuring things out in a fast-evolving environment. Key Responsibilities Own the API and integration intake pipeline, ensuring consistent intake, triage, and execution across workstreamsDefine and enforce API contract standards (REST and event-driven) an

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Contract

70 - 73

EAI Application – SnapLogic Integration Developer

Remote

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14d ago

EAI Application SnapLogic Integration Developer Duration : 9 months 100% remote work Required Skills38 years of experience in Enterprise Application Integration (EAI).Strong hands-on experience with SnapLogic platform.Experience in developing SnapLogic pipelines and Ultra Pipelines.Strong understanding of REST APIs, SOAP Web Services, JSON, XML, and JDBC.Experience with SQL and relational databases (Oracle, SQL Server, PostgreSQL, MySQL).Knowledge of ETL/ELT concepts and data integration best p

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Contract, Third Party

$70 - $80

Senior Data Integration & API Engineer - 100% Remote

Remote or Columbus, Ohio

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Today

Genesis10 is currently seeking a Senior Data Integration & API Engineer for a Remote position with a Regional Financial Institution located in Columbus, OH. This is a 12+ month contract opportunity. Compensation: $60.00 - $70.00 per hour, W2, based on qualifications Position Overview: We are seeking a Senior Data Integration & API Engineer to design, develop, and maintain scalable data pipelines that extract data from APIs, ingest that data into the enterprise data lake, and transform it into s

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Full-time

USD 60.00 - 70.00 per hour

.NET API Developer

Remote

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10d ago

Job Title:.NET API Developer Location: Boca Raton, FL 33432 Duration: 12 Months + Extension Bill Rate: $80/hour Job Type: W-2 Contract Client: To Be Discussed Later Work Authorization: US-Citizen, H-1B, OPT-EAD, GC-EAD Role Summary We are looking for a motivated .NET API Developer / Full Stack Developer with strong academic foundation and hands-on project experience in building secure, scalable REST APIs and cloud-ready applications using C#, .NET, ASP.NET Core, EF Core, PostgreSQL, AWS, Dock

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Full-time

$120,000 - $140,000

AWS API Developer (Java)

Remote

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30+d ago

It''s a remote role, but candidates need to travel to Washington, DC, quarterly once for the PI planning meeting. We are seeking an experienced AWS API Developer to design, develop, and optimize scalable API solutions within a cloud-native environment. The ideal candidate will have strong hands-on expertise in AWS services, modern programming languages, and API-driven architecture to build secure, high-performance applications and services. ResponsibilitiesDesign, develop, and maintain scalable

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Contract, Third Party

Depends on Experience

Senior Engineering Manager API Platform

Remote or Minnesota

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Today

We're building a world of health around every individual - shaping a more connected, convenient and compassionate health experience. At CVS Health , you'll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger - helping to simplify health care one person, one family and one community at a time. About The Role At CVS Health, we're looking for an expe

Full-time

USD 118,450.00 - 260,590.00 per year

Senior Software Developer - API & Partner Integrations

Remote or Minneapolis, Minnesota

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Today

Datasite and its associated businesses are the global center for facilitating economic value creation for companies across the globe. From data rooms to AI deal sourcing and more. Here you'll find the finest technological pioneers: Datasite, Blueflame AI, Grata, and Sherpany. They all, collectively, define the future for business growth. Apply for one position or as many as you like. Talent doesn't always just go in one direction or fit in a single box. We're happy to see whatever your superpo

Full-time

USD 99,000.00 - 172,700.00 per year

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Api jobs in Wisconsin, USA