Valeriu Schneider

San Francisco, California, United States

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Summary

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Rockstar

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Valeriu Schneider is a results-driven security-focused software engineer with six years’ experience building tooling that prevents vulnerabilities from reaching production across major tech and FinTech platforms. He has led security projects at Block and Meta, delivering mobile runtime integrity, client trust frameworks, cryptographic tooling, and centralized security data platforms that strengthened payment and data pipelines. At Microsoft he built dependency analysis and vulnerability management systems integrated into CI/CD, and he contributes to high-profile open-source projects like rust-clippy and Diem by adding lints and safety fixes that improve code correctness and robustness. Comfortable across C#, .NET, C++, React, and Azure, he blends hands-on cryptography and key management work with scalable engineering practices. Based in San Francisco, he’s known for turning complex security requirements into auditable, production-ready solutions and for catching subtle class-of-bugs before they escalate.

6 years of coding experience

11 years of employment as a software developer

Bachelor of Science (BSc) Computer Science, Bachelor of Science (BSc) Computer Science at Jacobs University Bremen

Github Skills (18)

algorithm10

consensus10

testing10

integer-arithmetic10

software-quality10

lint10

blockchain10

linting10

smart-contracts10

error-handling10

move10

rust10

refactor9

refactoring9

data-structures8

Programming languages (1)

Rust

Github contributions (5)

diem/diem

Aug 2020 - Jan 2021

Diem’s mission is to build a trusted and innovative financial network that empowers people and businesses around the world.

Role in this project:

Back-end Developer

Contributions:29 reviews, 13 commits, 12 PRs in 5 months

Contributions summary:Valeriu primarily focused on improving the codebase's reliability and robustness. They addressed potential integer overflows by implementing checked or saturating arithmetic operations within core consensus-related modules. Furthermore, the user made code refactoring changes and fixed linting issues, demonstrating a focus on code quality and maintainability. These changes impacted critical modules.

diemfinancialtrustedethereumblockchain

rust-lang/rust-clippy

Aug 2020 - Sep 2020

A bunch of lints to catch common mistakes and improve your Rust code. Book: https://doc.rust-lang.org/clippy/

Role in this project:

Back-end Developer

Contributions:2 PRs, 19 comments in 16 days

Contributions summary:Valeriu primarily contributed to the `rust-clippy` repository by implementing a new lint (`PANIC_IN_RESULT_FN`) to detect the use of potentially problematic functions like `panic!`, `unimplemented!`, `todo!`, and `unreachable!` within functions returning `Result` types. Their work involved modifying the lint's code, updating the list of registered lints, and writing tests to ensure the new lint functions correctly. The user also updated the documentation.

linterlintrustlangmistakes

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