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Antoine Cyr

PROFILE

Antoine Cyr

Antoine Cyr worked on the NilFoundation/placeholder repository, delivering core cryptographic and ZK-EVM features over five months. He engineered robust elliptic curve operations, ECDSA workflows, and memory expansion logic, focusing on C++ and Blueprint DSL for low-level cryptography and constraint systems. His approach emphasized code refactoring, structured constraint generation, and integration of new field components to improve correctness and maintainability. Antoine addressed bugs in field-level data handling and constraint logic, enhancing data integrity and reliability. His work demonstrated depth in system design and testing, resulting in a more secure, extensible, and maintainable codebase for zero-knowledge proof applications.

Overall Statistics

Feature vs Bugs

85%Features

Repository Contributions

19Total
Bugs
2
Commits
19
Features
11
Lines of code
60,385
Activity Months5

Work History

May 2025

1 Commits

May 1, 2025

May 2025 monthly summary for NilFoundation/placeholder focused on data integrity and reliability improvements in the Call Commit Table Small Field component. The work this month centered on a focused bug fix to ensure correct data binding and storage, enhancing data accuracy in the call commit workflow.

April 2025

2 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for NilFoundation/placeholder focused on ZK-EVM reliability and read/write operation improvements. Delivered critical bug fix for SAR/SCMP constraint generation and introduced a new rw_small_field component with related refactors to support ZKEVM operations. The work reinforced request/commit tracking integration and updated input structures and allocation logic to improve robustness and maintainability of the ZKVM blueprint.

March 2025

2 Commits • 2 Features

Mar 1, 2025

2025-03 monthly summary for NilFoundation/placeholder focusing on key features, bug fixes, impact, and skills demonstrated. Highlights delivered features with business value: ZKEVM RW small_field component and structured bytecode constraint generation. No major bugs fixed this month; tests updated accordingly. Impact: more robust constraint handling, easier maintenance, and readiness for scale. Technologies: ZK-EVM design, constraint engineering, Babybear field integration, test-driven development, and code refactoring.

February 2025

6 Commits • 4 Features

Feb 1, 2025

February 2025: Focused on improving gas accuracy and cryptographic capabilities in NilFoundation/placeholder. Implemented a memory expansion subcomponent and integrated memory cost calculations across CALLDATACOPY, CODECOPY, RETURNDATACOPY, MCOPY, and LOG opcodes, enabling more precise ZK-EVM gas accounting. Refactored Keccak into a dynamic-block-friendly zkevm_keccak and aligned constructor/input types with updated tests. Refined carryless constraint logic across critical opcodes (addmod, div_mod, mulmod, sar, sdiv_smod, shl, shr) to improve correctness and maintainability. Added secp_k1 elliptic curve support, including base field components, EC operations, and ECDSA recovery with tests. These changes collectively enhance cost estimation accuracy, cryptographic capability, and codebase maintainability, reducing risk of regressions and enabling future optimizations.

January 2025

8 Commits • 4 Features

Jan 1, 2025

January 2025 (NilFoundation/placeholder): Delivered foundational elliptic curve enhancements, enabling reliable cryptographic operations and BBF-backed ECDSA workflows. The work focused on robust EC arithmetic refactors, support for non-native field operations, BBF integration readiness, and targeted maintenance to improve readability and future extendability. These changes improve security guarantees, reduce edge-case risks, and accelerate secure signing and verification paths.

Activity

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Quality Metrics

Correctness90.0%
Maintainability89.0%
Architecture88.4%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

C++CMake

Technical Skills

Assembly languageBlueprintBlueprint DSLC++C++ DevelopmentC++ developmentC++ template metaprogrammingCircuit DesignCode RefactoringConstraint systemsCryptographic HashingCryptographic PrimitivesCryptographic primitivesCryptographyEVM

Repositories Contributed To

1 repo

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

NilFoundation/placeholder

Jan 2025 May 2025
5 Months active

Languages Used

C++CMake

Technical Skills

BlueprintBlueprint DSLC++C++ DevelopmentCode RefactoringCryptographic Primitives

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