Artem Zhmaka
Software Engineer at COSSACK LABS LIMITED
Amsterdam, North Holland, Netherlands
Summary
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RockstarArtem Zhmaka is a software engineer based in Amsterdam with five years of experience specializing in backend development and application security. He contributes to the open-source cossacklabs/acra project, focusing on key management, tokenization, and searchable encryption—work that strengthens database-level protections and secure key lifecycle handling. Artem has practical experience refactoring vault-related tests, integrating KMS for master keys, and adapting SQL syntax support, demonstrating attention to both code quality and cryptographic correctness. He blends hands-on engineering with a security-first mindset, quietly favoring pragmatic enhancements that make encrypted systems more usable and auditable in production.
5 years of coding experience
Github Skills (12)
database-security10
tokenize10
key-management10
tokenizer10
go10
sql10
encryption10
cryptography10
mysql9
hashicorp-vault9
postgresql9
testing8
Programming languages (5)
Github contributions (5)
cossacklabs/acra
Nov 2021 - Jan 2023
Database security suite. Database proxy with field-level encryption, search through encrypted data, SQL injections prevention, intrusion detection, honeypots. Supports client-side and proxy-side ("transparent") encryption. SQL, NoSQL.
Role in this project:
Back-end Developer & Security Engineer
Back-end Developer & Security EngineerContributions:147 reviews, 180 commits, 71 PRs in 1 year 2 months
Contributions summary:Artem primarily contributed to the database security suite, specifically focusing on enhancements to the key management and tokenization aspects of the project. They updated and refactored vault-related unit tests, demonstrating a focus on secure key storage and management. The user also addressed functionality to key generation by adding the option to skip acra-keys validation and implement KMS for master key management. In addition, they made modifications to the codebase, to support new SQL syntax and to add more code for searchable tokenization, indicating a focus on improving encryption and data security.
proxydatabase-proxydjangoencryption-serverintrusion-detection
cossacklabs/acra-engineering-demo
Jan 2021 - Jun 2022
Acra-based example projects: check how easy it is to deploy data security in typical web infrastructures.
Contributions:20 reviews, 20 commits, 10 PRs in 1 year 5 months
data-securitypythonacradjangosecurity
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