Flicker Harmony
Software Engineer at Harmony
Russia
Summary
🤩
Rockstar🎓
Top SchoolFlicker Harmony is a software engineer with six years of experience specializing in distributed systems, blockchain, and backend development, currently contributing to the core Harmony protocol. At Harmony he focuses on explorer and backend services—adding pagination, cross-shard receipt queries with Merkle proofs, and refining address and transaction processing—work that directly supports one of the industry's most advanced sharded blockchains. He has a track record of remote startup work as an independent contractor and prior crypto integrations under NDA, plus early systems experience at Yandex and Google. Based in Russia and trained at the Higher School of Economics, Flicker blends production-grade protocol engineering with a startup mindset and a knack for making complex blockchain data reliably queryable for developers and users.
6 years of coding experience
2 years of employment as a software developer
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at Higher School of Economics
Github Skills (11)
distributed-ledger10
go10
api10
apidoc10
blockchain10
distributed-ledger-technology10
databases9
database9
consensus9
rpc9
sharding8
Programming languages (3)
Github contributions (5)
harmony-one/harmony
Jul 2019 - Mar 2020
The core protocol of harmony
Role in this project:
Back-end Developer
Back-end DeveloperContributions:52 commits, 94 PRs, 21 pushes in 7 months
Contributions summary:Flicker primarily contributed to the backend of the Harmony blockchain project, focusing on the explorer service. Their work involved modifying and extending existing API endpoints for retrieving blockchain data, including blocks, transactions, and validator information, and adding pagination. They also introduced functionality for querying cross-shard receipts and associated merkle proofs. The user also made changes to the address storage and transaction processing, along with various bug fixes and refactoring efforts.
consensusproof-of-stakeethereumblockchainsharding
flicker-harmony/harmony
Jul 2019 - Mar 2020
The core protocol of harmony
Contributions:1 PR, 179 pushes, 76 branches in 8 months
ethereumblockchainharmony
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