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Anna Shaleva

PROFILE

Anna Shaleva

Anna Shaleva contributed to the neo-project/neo repository by engineering core blockchain features and refactoring native contract logic to improve maintainability and reduce fork risk. She migrated critical policy and timing parameters to the native Policy contract, introduced a native Notary contract for assisted transactions, and unified hardfork enablement checks using Go and C#. Her work included enhancing P2P networking, implementing smart contract notification rate limiting, and refining consensus timing for more accurate block validation. By consolidating configuration management and streamlining code paths, Anna delivered robust backend improvements that strengthened system reliability and laid groundwork for future enhancements in distributed blockchain environments.

Overall Statistics

Feature vs Bugs

70%Features

Repository Contributions

14Total
Bugs
3
Commits
14
Features
7
Lines of code
2,191
Activity Months4

Work History

May 2025

1 Commits • 1 Features

May 1, 2025

Summary for 2025-05: Delivered a strategic code refactor across neo's native contracts to unify hardfork enablement checks, reducing fork risk and improving maintainability. The change centralizes hardfork logic via ApplicationEngine.IsHardforkEnabled, removing redundant block index retrieval and ensuring backward-compatible behavior. While this month focused on consolidation and risk reduction, it lays the foundation for simpler future enhancements and consistent behavior across native contracts.

April 2025

8 Commits • 3 Features

Apr 1, 2025

Month: 2025-04 — The Neo project delivered core policy and consensus improvements, reinforcing reliability, security, and business value. Initiatives focused on migrating critical timing and policy settings to the native Policy contract, enabling precise governance of block timing, fee attributes, and hardfork alignment; introducing native Notary capabilities for Notary-Assisted transactions; refining consensus timing for accurate block interval validation; and updating testnet configuration to ensure current NeoFS settings in the CLI.

March 2025

3 Commits • 2 Features

Mar 1, 2025

March 2025 monthly summary for neo-project/neo focusing on value delivered, reliability, and developer experience. Highlights include the introduction of Notary Assisted Transaction Attribute with verification logic and integration into network fee calculation, along with a stub for the notary contract hash to enable future notary contract deployments. A SmartContract Notification Rate Limiting mechanism was added to cap notifications per application execution (MaxNotificationCount) and is enforced after the HF_Echidna hardfork to protect performance under load. A CryptoLib Ed25519 naming consistency refactor unified argument naming with verifyWithECDsa, improving manifest readability and cross-module consistency. These changes establish groundwork for compliant notary workflows, stabilize performance, and enhance developer experience.

December 2024

2 Commits • 1 Features

Dec 1, 2024

Month: 2024-12 – Focused on stabilizing core networking paths and reducing technical debt across two critical repositories. Key outcomes include SDK initialization cleanup in neofs-node and P2P capability enhancements in neo, delivering tangible business value through improved reliability, interoperability, and future-proofing for unknown capabilities.

Activity

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Quality Metrics

Correctness97.2%
Maintainability95.8%
Architecture96.4%
Performance88.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

C#Go

Technical Skills

Backend DevelopmentBlockchainBlockchain DevelopmentBlockchain TechnologyCLI DevelopmentCapability HandlingCode RefactoringConfiguration ManagementConsensus AlgorithmsCore DevelopmentCryptographyDistributed SystemsDocumentationGoGo Development

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

neo-project/neo

Dec 2024 May 2025
4 Months active

Languages Used

C#Go

Technical Skills

Capability HandlingP2P NetworkingSerializationUnit TestingBlockchainBlockchain Development

nspcc-dev/neofs-node

Dec 2024 Dec 2024
1 Month active

Languages Used

Go

Technical Skills

Code RefactoringGo DevelopmentSDK Integration

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