Martti Malmi
CEO at Sirius Business Ltd
Helsinki, Finland
Summary
🤩
Rockstar🎓
Top SchoolMartti Malmi is a seasoned software engineer and CEO based in Helsinki with 11 years of production experience spanning servers, databases, distributed systems and UI design. Early involvement as the first developer to join Bitcoin after its creator and running one of the earliest exchanges gives him rare firsthand expertise in cryptocurrency, decentralization and community-driven projects. He’s shipped decentralized social and database work at ERA INC and contributed networking and peer-discovery code to the well-known GunDB ecosystem, showing deep competence in P2P protocols and Rust/JavaScript stacks. As a founder and startup technologist (MONI, Sirius Business), he pairs product intuition with hands-on engineering and system administration. Martti’s longtime hobbyist sysadmin roots and bilingual communication skills mean he writes clear documentation and builds aesthetically-minded, resilient web experiences. Colleagues describe him as a pragmatic builder who blends low-level networking chops with an eye for elegant user interfaces.
11 years of coding experience
13 years of employment as a software developer
Computer Science, Computer Science at Aalto UniversityYlioppilastutkinto (high school degree) Mathematics and physics curriculum, Ylioppilastutkinto (high school degree) Mathematics and physics curriculum at Olari High SchoolJapanese language, Japanese language at Genki JACS
Finnish, English, Swedish, Japanese, German
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (10)
decentralization10
javascript10
protocols10
multicasting10
p2p10
multicast10
cryptography8
realtime8
blockchain7
web3js7
Programming languages (11)
Github contributions (5)
amark/gun
Jan 2019 - Oct 2022
An open source cybersecurity protocol for syncing decentralized graph data.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:2 reviews, 49 commits, 14 PRs in 3 years 10 months
Contributions summary:Martti contributed to the `gun` repository by implementing and modifying functionality related to the multicast transport mechanism. They added support for finding local peers using multicast, including environment detection and adding the "/gun" path to peer URLs. The user also addressed bugs in existing multicast functionality. These commits suggest involvement in network communication and peer discovery aspects of the decentralized graph data protocol.
realtimeprotocolethereumconflict-resolutionindexing
irislib/iris-client
Oct 2024 - Apr 2025
Contributions:1 PR, 344 pushes, 1 branch in 5 months
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