44 api engineer jobs at 33 companies in Belvidere, IL
🚀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.
RXONYSE: RXO: Provide asset-light transportation and freight brokerage solutions.
1+ YOEBachelor's in IT/MIS/CS; 1 year integrating roles; experience with EDI and API platforms (Apigee, Boomi, IBM Sterling File Gateway, MQ); data transformation (XML, XPATH, XSLT); AS2, SFTP, JMS; cloud (Google Cloud); IPaaS (Boomi, MuleSoft); Sterling Integrator Map Editor preferred.
EDI, API, Apigee, Boomi, IBM Sterling File Gateway, MQ, XML, XPATH, XSLT, AS2, SFTP, JMS, iPaaS, MuleSoft, Google Cloud, Sterling Integrator Map Editor
Senior Associate, Software Application and API Developer (St. Charles, Illinois) (St. Charles, IL, US)
St. Charles, Illinois, United States
$153k-$212k/yrHybridFull Time
New York Life: Provides life insurance, retirement income, and investment solutions.
7+ YOEBachelor's degree in CS/EE/Math or related field plus 7 years in software development; experience with .NET, REST/SOAP APIs, microservices; VB.NET, ASP.NET, C#, JavaScript, SQL Server; Excel/VBA actuarial models; hybrid work in St. Charles, IL.
PDF SolutionsNASDAQ: PDFS: Data analytics and engineering solutions for semiconductor manufacturing.
6+ YOEBachelors in CS/Engineering, 6+ years QA automation experience with Selenium/Python/Java, API/backend testing, ML application validation, cloud-native/Docker/Kubernetes, CI/CD, and Agile experience.
Associated: Provides material handling equipment and warehouse automation solutions.
5+ YOEBachelor's degree required, 5+ years in distribution/material handling, knowledge of AGV/VLM/ASRS, API and PLC controls, Microsoft Office, strong communication and project skills.
API, PLC, Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint, Microsoft Word
Golden or Shawnee or Vernon Hills or Fort Lauderdale or Trussville
$80k-$100k/yrRemoteFull Time
Parkson: Provides equipment and solutions for water and wastewater treatment.
Experience automating Autodesk Inventor using Inventor API/iLogic; proficiency with VBA/VB.NET or C#; strong parametric modeling and drawings; bachelor’s in engineering or related field or equivalent
Digital Solutions Engineer/Client Integrations Engineer
West Chicago, Illinois, United States
$73k-$101k/yrOnsiteFull Time
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
4+ YOE4+ years hands‑on experience with Adobe platforms (AEM, Workfront); strong integrations and automation experience (Workfront Fusion, Adobe APIs); production troubleshooting and configuration skills required.
OSI Group: A global food provider partnering with foodservice and retail brands to deliver concept-to-table solutions.
Design and implement integrations across shop-floor sensors, MES, SCADA, and ERP; production-grade Python, Ignition/SCADA, MQTT, Power BI/SQL, and SAP S/4HANA experience preferred; 5+ years experience preferred.
Python, Ignition, Perspective, SCADA, MES, SafetyChain, MQTT, Banner DXM/DX80, Microsoft Power BI, SQL, Snowflake, SAP S/4HANA, REST API, ERP
QT9 Software: Cloud-based QMS and ERP software for regulated industries.
1+ YOEMust have .NET experience with C#, ASP.NET MVC/Web Forms, Web API, and SQL Server; Bachelor's degree in Computer Science/Engineering; 1+ years professional development experience; strong OOP and problem-solving skills.
.NET, C#, ASP.NET MVC, ASP.NET Web Forms, Web API, SQL Server
Pleasant Prairie or Milwaukee or Waukegan or Glenview or Kenosha
OnsiteFull Time
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
Frontline EducationNYSE: ROP: Provides administrative and management software for K-12 school districts.
5+ YOE5–7 years backend engineering or intelligent systems with production impact; strong Python, CI/CD, and system design; experience with ML model APIs and cloud inference; familiarity with vector databases and retrieval systems.
AI Engineer - Clinical Communication & Workflow Systems
Mount Prospect, Illinois, United States
$120k-$140k/yrOnsiteFull Time
AMETEKNYSE: AME: Manufacturer of electronic instruments and electromechanical devices.
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.
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
6+ YOEBachelor's in CS/IT/Engineering, 6+ years Java (J2EE, Spring MVC/Boot) experience, API and microservices development, messaging (Kafka/JMS), monitoring tools (Dynatrace/Splunk/Grafana), 3+ years cloud-native (Azure/AWS/GCP), Docker, Kubernetes, CI/CD, relational DBs, Agile.
Java, J2EE, Spring MVC, Spring Boot, React.js, Kafka, JMS, Dynatrace, Splunk, Grafana, Azure, AWS, GCP, Docker, Kubernetes, CI/CD, Copilot, AI Builder
Principal Software Development Engineer (Customer Insight & AI Solutions)
Buffalo Grove or United States or United States
$144k-$288k/yrRemoteFull Time
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
10+ YOE10+ years in full-stack software engineering; 5+ years in senior/principal/architect roles; 5+ years frontend (Angular/React) and backend (Python/Java); 3+ years AI/GenAI; Agile/Scrum; cloud native, API-first, microservices.
IFS: Provides enterprise software for asset-intensive and service industries.
2+ YOE2+ years in software/solutions engineering or ML deployment; proficiency in Python and AI/ML frameworks; experience building LLM/RAG systems and integrating with enterprise APIs; strong communication and problem-solving skills.
Systems Administrator Engineer - Cloud & Automation
Milwaukee or Kansas City or Rolling Meadows or Naperville or Scottsdale or Raleigh or Jersey City or Newark or Norristown or Plano or Alpharetta or Sarasota or United States
$63k-$138k/yrHybridFull Time
IAT Insurance Group: Provides specialty property and casualty insurance and surety products.
7+ YOE7+ years in cloud, automation, and infrastructure engineering; IaC (Bicep/ARM/Terraform) for Azure; Microsoft Graph API and PowerShell expertise; experience with Azure services, Entra ID, Microsoft 365 automation; US work authorization required.
Bicep, ARM templates, Terraform, Microsoft Graph API, PowerShell, Microsoft Azure Automation, Microsoft Logic Apps, Microsoft Azure Functions, Microsoft Azure, Microsoft Entra ID, Microsoft 365, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint, Windows Server, Microsoft Active Directory, Group Policy, DNS, DHCP, IIS, Microsoft Fabric, Microsoft Power BI, Git, Azure DevOps, GitHub Actions, Infrastructure as Code (IaC)
Fortune Brands InnovationsNYSE: FBIN: Manufactures and sells home, security, and digital building products.
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
Portland or Austin or San Jose or Hoffman Estates or Houston or Portland
$150k-$185k/yrHybridFull Time
CDK Global: Provides integrated technology solutions for automotive and vehicle dealerships.
8+ YOE8-12 years of experience with .NET; web APIs; modern JavaScript (Angular/React); C# expert; Unix/Linux systems; SQL/Oracle databases; leadership in scrum teams.
DataDelivers: Customer data platform for the restaurant industry.
2+ YOE2+ years full stack development experience with React, Python, SQL and AWS; ability to read and improve existing codebase, consume/develop REST APIs, and work in a hybrid team environment.