Chicagoland
Software Engineering in
Chicago, IL
Premium AI consulting and custom software engineering for Chicago businesses. Senior-level only. No shortcuts.
27+
Years Engineering Software
AI-First
Intelligence at the Core
1:1
Direct Engineer Access
Services
What We Engineer for Chicago Businesses
AI-First Applications
We don't bolt AI onto existing products — we architect systems with intelligence at the core. From custom model integration and intelligent workflows to AI-powered user interfaces, we build products where machine learning isn't a feature, it's the foundation.
Custom Web Applications
Full-stack engineering for complex business logic. We build the applications that off-the-shelf software can't handle — custom dashboards, internal tools, SaaS platforms, and data-driven web applications engineered for performance and scale.
iOS & Android Apps
Native and cross-platform mobile engineering built for performance. We use Kotlin Multiplatform and Compose Multiplatform to share business logic across platforms while delivering native UI experiences that users expect.
Why Champlin Enterprises
Why Chicago Businesses Choose Us
Senior-level engineering, direct.
No account managers, no layers. When you hire Champlin Enterprises in Chicago, you work directly with a senior engineer who has been building software since 1998.
AI-first, not AI-added.
We architect systems with intelligence at the core. Chicago businesses get AI-powered solutions designed from the ground up — not bolted on after the fact.
Remote-first, Chicagoland roots.
We know the Chicagoland business landscape. We work remotely with clients across Illinois and nationwide, combining local understanding with global expertise.
Selective by design.
We take on fewer than ten clients at a time. Every Chicago project gets the full weight of nearly three decades of engineering experience.
Service Area
Serving Chicago and the Chicagoland Region
We serve businesses across the Chicagoland region, including Chicago and surrounding communities. Whether you're a growing business in Evanston or an established operation in Oak Park, we bring the same senior-level engineering to every engagement.
The third-largest city in the United States, home to a thriving technology and business ecosystem.
Ready to discuss your Chicago project?
We take on a limited number of clients each year. Let’s talk about what you’re building.
Start a Project