Peter Van Mourik
Co-Founder at Tyrion Services
Utrecht, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolPeter Van Mourik is a seasoned software entrepreneur and blockchain enthusiast with 10+ years of experience building and operating backend systems and developer-focused services. As co-founder of ChainLayer and Cloud Catalyst and owner of Tyrion Services, he combines hands-on engineering with operational leadership in decentralized infrastructure and enterprise IT. His contributions to high-profile open-source projects like Chainlink—fixing core node functionality and improving data adapters—show a focus on reliable data fetching, file management, and TypeScript backend work. He has a strong background in banking IT from Rabobank, where he worked as a software architect and system integrator, bringing production-grade delivery practices to crypto infrastructure. Based in Utrecht with an economics degree from the University of Groningen, he blends technical depth with business pragmatism and community-facing roles such as past Chainlink community manager. An understated strength is his sustained involvement across startups, open source and enterprise ecosystems, enabling him to bridge operator, developer and business perspectives.
10 years of coding experience
11 years of employment as a software developer
Economie, Economie at University of Groningen
English, Dutch, German
Github Skills (22)
apim10
javascript10
extern10
oracles10
fetchr10
fetcher10
adaptor10
externals10
go10
oracle10
api10
ethereum10
fetch10
adapter10
blockchain10
Programming languages (14)
Github contributions (5)
smartcontractkit/chainlink
Apr 2020 - Jul 2021
node of the decentralized oracle network, bridging on and off-chain computation
Role in this project:
Backend Developer
Backend DeveloperContributions:35 releases, 13 reviews, 164 commits in 1 year 2 months
Contributions summary:Peter made several commits focused on core functionality within the Chainlink node. The first commit addresses a `Stat` error within the `local_client.go` file, suggesting a bug fix related to file permissions. Subsequent commits involved modifications to `files.go` and `local_client.go`, indicating the user's involvement in file management and access control within the application. The user also contributed to the core contract logic, specifically within `flux_aggregator_wrapper/flux_aggregator_wrapper.go`, which involved merging branches and updating code.
golangcomputationethereumblockchaindecentralized
smartcontractkit/external-adapters-js
Aug 2020 - Feb 2021
Monorepo containing JavaScript implementation of external adapters
Role in this project:Back-end Developer
Back-end DeveloperContributions:15 reviews, 8 commits, 11 PRs in 5 months
Contributions summary:Peter primarily focused on modifying external adapter implementations, specifically for the Kaiko and TrueUSD data providers. Their work involved updating API versions, modifying data request parameters, and adjusting code logic for data retrieval. These changes indicate a focus on maintaining and improving data fetching capabilities within the project. Additionally, the user made updates to TypeScript files suggesting backend development work within that language as well.
javascriptmonorepotypescriptadapters
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