Data Integration and Middleware Engineer

Data Integration & Middleware Engineer (Hybrid – 3 Days Onsite)

Location: Milwaukee, WI or Woodstock, Illinois

Applicants must be authorized to work for ANY employer in the U.S. Charter Manufacturing is unable to sponsor for employment visas at this time.

Are you a tech-savvy problem solver who loves connecting systems, building seamless data flows, and driving digital transformation? We’re looking for a forward-thinking Integration & Middleware Engineer to help shape the future of our enterprise technology landscape.

In this hybrid role, you’ll design, build, and support APIs and middleware solutions that integrate on-premises and cloud application powering data across the business and enabling smarter decisions. If you’re energized by automation, cloud innovation, and collaborating across functions, you’ll thrive here.

What You’ll Do

• Build and manage secure, high-performance APIs and microservices.
• Design middleware solutions that bridge cloud-based and on-premises platforms.
• Collaborate with architecture, DevOps, and business teams to turn integration needs into scalable solutions.
• Use tools like Azure Functions, Logic Apps, API Management, and Ansible to automate and optimize integrations.
• Create and maintain data models and diagrams using Visio, Lucidchart, or Miro.
• Troubleshoot integration issues and continuously improve system performance.
• Implement best practices for API security, authentication (OAuth, JWT), and infrastructure-as-code (Terraform).

What You Bring

• Bachelor’s degree in Computer Science, IT, or equivalent experience.
• 3+ years of hands-on experience in API design, middleware, or system integrations.
• Solid experience with Azure cloud services and automation tools (e.g., Ansible).
• Familiar with programming languages like .NET, Python, or Node.js.
• Understanding of REST, SOAP, GraphQL, SQL, and modern database technologies.
• Comfortable working with containers (Docker, Kubernetes) and event-driven systems.
• Strong problem-solving, collaboration, and documentation skills.

Bonus Points For

• 5+ years of integration experience.
• Certifications in Azure, API design, or database tech.
• CI/CD pipeline experience.
• Familiarity with serverless and IaC tools like Terraform.
• Experience with Azure MQ, WAFs, and modern security protocols.

Why You’ll Love Working Here

• Flexible hybrid schedule – work 3 days onsite, 2 days remotely.
• Be part of a tech-forward team that values innovation, autonomy, and continuous improvement.
• Opportunity to work on cutting-edge integration and automation initiatives.
• Supportive culture that invests in your growth.

Ready to connect systems—and your career—to what’s next?
Apply today and join a company where integration innovation meets flexibility.

Also known as: Cloud Integration & API Solutions Engineer

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We offer comprehensive health, dental, and vision benefits, along with a 401(k) plan that includes employer matching and profit sharing. Additionally, we offer company-paid life insurance, disability coverage, and paid time off (PTO).