Bulat Gaifullin
Head Of Ads Data Streaming And Processing Technology Group
Moscow, Moscow, Russia
Summary
👤
Senior🎓
Top SchoolBulat Gaifullin is a seasoned software engineering leader with 12 years of experience building and operating high-throughput data streaming and processing platforms, currently heading the Ads Data Streaming and Processing Technology group at Yandex. He progressed from hands-on development to team and group leadership roles, driving performance improvements, CI/IaC adoption, and significant latency reductions in ad APIs. His background spans distributed systems, DevOps/SRE, and backend architecture across companies like Mail.Ru, Mirantis, and Acronis, with repeated recognition for technical contributions. An active collaborator on open-source QA work, he improved test coverage and robustness for the widely used pyOpenSSL wrapper, showing attention to reliability and edge cases. Notably, he has a track record of transforming legacy systems—replacing major APIs with Go, slashing testing times, and automating deployments across global datacenters. He holds a Master's degree with honors from Bashkir State University and combines pragmatic engineering with strong operational discipline.
12 years of coding experience
13 years of employment as a software developer
Master's degree Diploma with Honor, Master's degree Diploma with Honor at Bashkir State University
Tatar, Russian, English
Github Skills (10)
ssl10
python10
openssl10
cryptography10
testing10
pytest9
tls139
libtls9
tls129
mtls9
Programming languages (9)
Github contributions (5)
pyca/pyopenssl
Sep 2014 - Sep 2014
A Python wrapper around the OpenSSL library
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:5 commits, 2 comments, 1 issue in 2 days
Contributions summary:Bulat primarily focused on enhancing the testing infrastructure of the project. They implemented tests to validate the functionality of the CRL export feature, specifically concerning the handling of digest algorithms. Furthermore, they added tests to confirm the behavior of the `export` method with invalid inputs and edge cases, improving the overall robustness and reliability of the OpenSSL library wrapper. They also updated relevant documentation.
cryptographypythonsslopenssl-librarypython-wrapper
WebSQL/wsql
Nov 2014 - Aug 2017
Contributions:7 releases, 159 commits, 2 PRs in 2 years 9 months
pythonasynchronousmysqlwebscaleadaptor
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