Vianney Tran - Staff Engineer at Datadog

Vianney Tran

Staff Engineer at Datadog

New York, New York, United States

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Summary

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Rockstar

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Top School

Vianney Tran is a Staff Engineer with 12 years of experience building high-performance, distributed backend systems at Datadog, currently focused on High Performance Transaction Systems in New York. He has led and managed large teams and critical products—metrics ingestion, metrics resolution, and real-time usage—combining hands-on system design with people leadership across 18 engineers. Deep expertise in Go and high-throughput architectures is complemented by maintaining the official Go bindings for Facebook’s zstd compression and contributing performance-focused improvements and security hardening to that open-source wrapper. Vianney’s background includes designing internal high-throughput K/V stores, real-time false positive detection for alerting, and production-grade ingestion pipelines that power observability at scale. Early roles in avionics and drone simulation reflect a strong foundation in C++ and systems thinking, while internships in security and anti-fraud hint at a pragmatic attention to risk and robustness. He blends code-level craftsmanship with operational ownership, often tackling the hardest performance and reliability problems behind the scenes.

12 years of coding experience

8 years of employment as a software developer

Engineer's degree, Engineering, Engineer's degree, Engineering at Ecole Centrale Paris

Classes préparatoires aux Grandes Ecoles, PCSI/PSI*, Classes préparatoires aux Grandes Ecoles, PCSI/PSI* at Lakanal, Sceaux

English, Russian, French

Github Skills (6)

compression-algorithm10

go10

api10

apidoc10

testing9

performance-optimization9

Programming languages (8)

JavaC++ShellCGoHTMLRubyPython

Github contributions (5)

DataDog/zstd

Feb 2016 - Jun 2022

Zstd wrapper for Go

Role in this project:

Back-end Developer

Contributions:21 releases, 36 reviews, 134 commits in 6 years 5 months

Contributions summary:Vianney focused on developing and improving the `zstd` library wrapper for Go. Their work included implementing a stream API for compression and decompression, enhancing existing API style, and refactoring decompression logic to improve performance with larger files. They also addressed potential vulnerabilities related to buffer size and memory allocation. Furthermore, the user added comprehensive testing and bug fixes to ensure code quality.

golangzstd

Viq111/HemeraEnder3

Aug 2021 - Jul 2024

Mount an Hemera on an Ender 3 Pro - 2021 Edition

Contributions:1 release, 4 PRs, 10 pushes in 2 years 10 months

minecraftmounthemeraenderender-3-pro

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