Dyrell Chapman
Co-Founder Director Of Engineering at Demia
Calgary, Alberta, Canada
Summary
🤩
Rockstar🎓
Top SchoolDyrell Chapman is a Co-Founder and Director of Engineering with eight years of experience building distributed systems, core libraries, and interoperability tooling from Calgary. He drives platform architecture and open-source development at Demia while also stewarding decentralized data solutions at DigitalMRV to enable secure, auditable emissions reporting and carbon credit workflows. Previously at the IOTA Foundation he contributed to the IOTA Reference Implementation and led Streams library work and integrations (including partner projects like Dell’s Alvarium SDK), bringing deep hands-on expertise in DLT, test automation, and milestone validation. Comfortable moving between low-level protocol testing and high-level system design, he combines an architect’s attention to detail with founder-level product focus.
8 years of coding experience
7 years of employment as a software developer
Architectural Technologies, Architecture, Architectural Technologies, Architecture at Southern Alberta Institute of Technology
English
Github Skills (9)
validating10
test-framework10
iota10
validation10
python10
validate10
api-testing10
test-automation10
logging9
Programming languages (6)
Github contributions (5)
iotaledger/iri
Jul 2018 - May 2020
IOTA Reference Implementation
Role in this project:
Backend Developer & Test Automation Engineer
Backend Developer & Test Automation EngineerContributions:108 commits, 49 PRs, 8 pushes in 1 year 10 months
Contributions summary:Dyrell contributed significantly to the IOTA Reference Implementation by developing and modifying Python-based test scripts within the `PythonRegression` directory. Their work focused on implementing and refining API test steps using Aloe and Iota libraries. The user also created and maintained test configuration and logic, as well as ensuring that the tests were properly logging outputs for debugging and validation. Additionally, the user introduced and implemented logic for milestone validation, and the generation of consistent, and inconsistent, transactions.
iotareference-implementation
project-alvarium/alvarium-sdk-rust
Jan 2024 - Mar 2025
Contributions:1 review, 11 PRs, 7 pushes in 1 year 2 months
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