Software that solves real problems

From firmware to full-stack applications, we bring over two decades of engineering expertise to build, fix, and scale the systems your business depends on.

What We Do

End-to-end engineering services, from the lowest layers of hardware to the highest levels of the cloud.

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Custom Software Development

Purpose-built applications designed around your business needs. Web platforms, internal tools, APIs, data pipelines — whatever the problem calls for.

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Firmware & Embedded Systems

Low-level software for devices that need to be fast, reliable, and efficient. From microcontrollers to connected devices, we speak the hardware's language.

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System Troubleshooting

Inherited a codebase nobody understands? Performance falling off a cliff? We diagnose root causes and get systems back on track — fast.

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Architecture & Technical Strategy

Make the right technology decisions before writing a line of code. We design architectures that scale with your business, not against it.

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Code Review & Audit

An experienced set of eyes on your codebase. We identify security vulnerabilities, performance bottlenecks, and maintainability risks before they become incidents.

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Technical Leadership

Fractional CTO and VP-level engineering leadership for teams that need senior technical guidance without a full-time hire.

Why Wasaka

Deep experience. No fluff. Real results.

Wasaka Technologies was founded by Dan Rumney, a software engineer with over 20 years of hands-on experience building systems at every level of the stack — from assembler and firmware to modern web and cloud platforms.

Dan has served as CTO, VP of Software Engineering, and Director of Product Engineering at companies ranging from startups to IBM. He holds a degree in Physics from the University of Oxford.

That combination of deep technical ability and executive-level perspective means we don't just write code — we understand the business context behind every decision and build accordingly.

20+
Years of Experience
CTO
Executive Leadership
Full
Stack Coverage
Oxford
Physics, University of Oxford

Industries We Know

We've built production systems in highly regulated environments where failure is not an option.

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Healthcare

HIPAA-compliant systems, clinical platforms, and health tech products. Years of experience as CTO and VP of Engineering in healthcare companies.

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Enterprise

Large-scale systems built for reliability and maintainability, informed by a decade of engineering at IBM.

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Startups

Getting from zero to one — fast. We've built MVPs, scaled early products, and provided the technical leadership that early-stage companies need.

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Connected Devices & IoT

End-to-end engineering from the firmware running on the device to the cloud platform that manages it.

Let's Talk

Tell us about your project. We'll get back to you within one business day.

Whether you're starting from scratch, scaling an existing system, or putting out fires in production — we can help.

🌐 Chicago, IL & Remote