67 sr api developer jobs at 45 companies in Racine, WI
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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
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
1mo
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Sr Developer - Enterprise Integration
Milwaukee or Glendale
$89k-$105k/yr OnsiteFull Time
6+ YOE6+ years integration development experience; deep expertise with Azure Integration Services and Azure API Management; strong C#, .NET, REST, JSON, XML skills; CI/CD using Azure DevOps/GitHub Actions; observability with Azure Monitor and Application Insights.
Microsoft Azure Integration Services, Logic Apps, Microsoft Azure Functions, Microsoft Azure Data Factory, Microsoft Azure Service Bus, Microsoft Azure Event Grid, Microsoft Azure API Management (APIM), Microsoft Azure DevOps, GitHub Actions, GitHub Copilot, M365 Copilot, Microsoft Azure Monitor, Microsoft Application Insights, MuleSoft, C#, .NET, REST APIs, JSON, XML, Infrastructure as Code (IaC)
1mo
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Sr. Software Quality Engineer, Android/Mobile
Milwaukee or United States
OnsiteFull Time
4+ YOEBachelor's in STEM and 4 years manual/automation testing experience; Android device testing with ADB/DDMS/Monkey/Memory Analyzer; automation in C++, Java, Python or JavaScript; experience with JIRA, MySQL, Jenkins, Git; REST API and SQL testing.
ADB, DDMS, Monkey, Memory Analyzer, C++, Java, Python, JavaScript, JIRA, MySQL, Jenkins, Git, SQL, REST API, Android emulator
2mo
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Android Developer Experience Lead
Holtsville or Lincolnshire or Austin or Kennesaw
$139k-$208k/yr HybridFull Time
10+ YOELead Android Developer Experience; 10+ years with Bachelor's or 7+ years with Advanced Degree; Android platform expertise; API/SDK design; Java and Kotlin proficiency.
Android Studio, Gradle, Java, Kotlin, APIs, SDKs
2d
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Sr Data Engineer
Menomonee Falls, Wisconsin, United States
OnsiteFull Time
5+ YOEBachelor's degree in a technical field and 5+ years of data or software engineering experience; SQL, programming, ETL/ELT, cloud platforms, data modeling, and data quality expertise required.
SQL, Python, C#, Java, Scala, Azure, AWS, Spark, Databricks, Airflow, dbt, Fabric, APIs
3w
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Sr Threat Hunt Engineer
Milwaukee or New York City or Wisconsin
$119k-$178k/yr HybridFull Time
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
3mo
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Lead Web Technologies Developer
Deerfield, Illinois, United States
$105k-$165k/yr HybridFull Time
8+ YOEBachelor’s degree in CS or related field; 8+ years web development; Next.js, React, Angular, Node.js; Git, CI/CD; experience with commerce platforms, CMS, APIs, CDNs, PIM/DAM; enterprise/open-source; agile; data privacy; strong documentation.
Next.js, React, Angular, Node.js, Git, CI/CD, Shopify, Commercetools, Bloomreach CMS, Sitecore, WordPress, Embraco, Web Services, Web API, Akamai, Cloudflare, Widen, Salsify, Stibo, JIRA, Azure DevOps, AI tools for testing, Agile/Scrum/Kanban/xp
3d
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Senior AI/ML Engineer
Glenview, Illinois, United States
$162k-$203k/yr HybridFull Time
7+ YOERequires 7+ years of software development experience, including 2+ years delivering enterprise AI solutions; Python, AI/ML, LLM APIs, prompt engineering, RAG, embeddings, vector search, and production software experience.
Python, GitHub Copilot, Claude Code, Azure AI Foundry, Azure AI Search, Copilot Studio, Amazon Bedrock, Amazon SageMaker, Amazon Q, OpenSearch, Pinecone, pgvector, SQL Server, Oracle, Microsoft Fabric, Microsoft SharePoint, AWS Lambda, Azure Functions, RAG, LLM APIs, APIs, embeddings, vector search, Microsoft Azure, AWS
2w
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Sr. Automation Test Engineer
North Chicago, Illinois, United States
RemoteFull Time
8+ YOEUS citizen able to pass IT-II background; 8+ years software testing,5+ years Java+Selenium automation; experience with API, performance and CI/CD testing; familiarity with Jenkins,AWS,JMeter,POSTMAN; strong communication and Agile experience.
Java, Selenium, JMeter, POSTMAN, Cucumber, Jenkins, AWS, TestNG, Gatling, OWASP, Zephyr, TestRail, JIRA, Confluence, SpecFlow
3w
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Senior Developer - IT
Arlington Heights, Illinois, United States
$112k-$147k/yr OnsiteFull Time
4+ YOEBachelor's in CS/CE/EE/MIS,4+ years software development experience, AWS and backend API experience (Java/Node/Python), CI/CD, Kubernetes, Git, cloud platforms, Agile, strong communication; must be authorized to work in the US.
AWS Lambda, AWS Step Functions, Amazon CloudWatch, Amazon CloudFront, Amazon Cognito, Amazon Route 53, Amazon DynamoDB, Amazon ECS, Amazon EC2, Amazon S3, Amazon RDS, Amazon RDS - Aurora Postgres, Active MQ, Secrets Manager, Parameter Store, Amazon EFS, Git, Python, Bash, PowerShell, Node.js, Java, Springboot, Angular 15, Github, Harness, Artifactory, Kubernetes, Microsoft .Net Framework, Microsoft .Net Core, SQL, NoSQL, JSON, XML, OAuth, Claude, Agentic AI, CoPilot, AWS, Azure, GCP, Jira, Confluence, Microsoft Azure DevOps
1mo
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Software Engineer
Delafield, Wisconsin, United States
OnsiteFull Time
5+ YOE5+ years backend development experience with C#/.NET, building REST APIs and SQL databases; experience with Git, cloud (Azure/AWS) and Docker preferred; Bachelor\u0002s degree in CS or equivalent experience.
C#, .NET, .NET 9, REST APIs, SQL, Git, Microsoft Azure, Microsoft Azure SQL, AWS, Docker
4w
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ABAP Developer Analyst
Northbrook, Illinois, United States
OnsiteContract
5+ YOE5+ years hands-on SAP ABAP development experience; ability to translate functional requirements into ABAP code, create technical designs and unit tests, strong debugging and communication skills.
SAP ABAP, ABAP Structured Programming, Object-Oriented ABAP, OOABAP, Dialog Programming, User Exits, Enhancements, SAP BTP, SAP Build, SAP ERP SD, SAP MM, SAP FI, SAP ECC 6.0, SAP HANA, mySAP.com, Classes & Methods, BADIs, IDOCs, ALE, Workflow, BAPIs, APIs, Web Services, SAP Fiori, CDS Views, AMDP Views
3d
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Knowledge Engineer Manager - Back-end Engineer
Seattle or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
5+ YOEMinimum 5 years in knowledge graph hydration, ontology mapping, graph and relational databases, vector databases, Python or Java, and REST API development; bachelor's degree or equivalent experience required.
RDF, OWL, SKOS, RDFS, SPARQL, R2RML, CSVW, SHACL, GraphDB, Stardog, Neo4j, Amazon Neptune, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Elasticsearch, OpenSearch, Python, Java, SQL, JSON, XML, CSV, REST APIs, Apache NiFi, Airflow, Docker, Kubernetes, Helm, AWS Neptune, Azure Cosmos DB, GCP, Kafka, RabbitMQ, Git, GraphQL APIs, D3.js, Cytoscape.js, Terraform
1w
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Staff Software Engineer - FinOps
Lake Forest, Illinois, United States
$124k-$207k/yr RemoteFull Time
5+ YOEBachelor's or equivalent,5+ years software engineering experience,FinOps and cloud financial governance expertise across AWS/GCP/Azure,fullstack and API development,Infrastructure-as-Code (CloudFormation,CDK,Terraform),distributed systems.
AWS, GCP, Azure, CloudFormation, CDK, Terraform
3w
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Lead Architect (Requiring AI and API Integration Experience)
Northbrook or Irving or Scottsdale or Chicago or Hartford
$118k-$261k/yr HybridFull Time
5+ YOEDesign end-to-end solution architectures for complex initiatives; deep API/microservices, cloud (GCP/AZURE/AWS), Kafka, and 5+ years design/development experience; 2+ years hands-on AI/ML (GenAI) experience; leadership and coaching skills.
Apache Kafka, GCP, AZURE, AWS
2mo
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Software Engineer lll - ERP
Waterloo, Wisconsin, United States
OnsiteFull Time
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
2d
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AI & Automation Engineer
North Chicago, Illinois, United States
$85k-$162k/yr HybridFull Time
4+ YOEBachelor's degree plus 5 years or master's degree plus 4 years in software engineering, automation, or integration development. Requires Python, Golang, RESTful APIs, Agile/Scrum, Git, testing, and cross-functional collaboration.
Python, Golang, Cortex XSOAR, Retrieval-Augmented Generation (RAG), Model Context Protocol (MCP), RESTful API, Git, Splunk SOAR, Tines, Docker, Kubernetes
3w
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Senior Software Engineer II
Boston or Milwaukee or Maitland
$104k-$178k/yr HybridFull Time
6+ YOE6+ years developing distributed web applications using C#, .NET, ASP.NET, cloud and microservices; experience with RDBMS/NoSQL, event-driven frameworks, Kubernetes, API design; bachelor\u0002s degree required.
C#, .NET Core 3.1, .NET 5+, ASP.NET, Azure, Kafka, EventHub, ServiceBus, Kubernetes, RDBMS, NoSQL
4d
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Senior Backend Software Engineer - Cloud (55446)
Vernon Hills, Illinois, United States
$108k-$126k/yr HybridFull Time
8+ YOE8+ years professional software development experience with C#/.NET, backend systems, APIs, integrations, relational and NoSQL databases, cloud-native solutions and production support.
C#, .NET, PostgreSQL, RavenDB, SQL Server, Microsoft Azure, Azure Functions, App Services, Azure SQL, Storage, Key Vault, Service Bus
1mo
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AI Engineer - Clinical Communication & Workflow Systems
Mount Prospect, Illinois, United States
$120k-$140k/yr OnsiteFull Time
5+ YOE5+ years in ML/data engineering or AI solution development. Bachelor's/Master's in CS/AI/ML (or equivalent), strong Python and SQL skills, experience with TensorFlow/PyTorch, real-time systems, APIs, and software engineering best practices.
Python, SQL, TensorFlow, PyTorch, HL7, FHIR, EHR
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