Mark Surnin
Tech Lead, Database Reliability Engineering
London, England, United Kingdom
Summary
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Rockstar🎓
Top SchoolMark Surnin is a tech lead in Database Reliability Engineering with 12 years of experience building scalable, observable data platforms and developer tooling at Yelp. He specializes in NoSQL systems—especially Cassandra—leading migrations, client library development, SLOs, observability, and dark-launch tooling to improve developer experience and reliability. Prior roles include Java microservices and data pipelines at Goldman Sachs and contributions to distributed-systems tooling and performance tuning, showing strong cross-stack expertise from JVM internals to Python tooling. He’s presented migration learnings publicly (Cassandra Day London) and has hands-on experience operating self-hosted datastores and Kubernetes operators. Based in London, he combines production incident leadership and mentorship with a track record of shipping large-scale migrations that reduce operational friction for hundreds of clients. An early background in frontend and OSS projects gives him a pragmatic, user-focused approach to infrastructure engineering.
12 years of coding experience
6 years of employment as a software developer
Bachelor of Science (B.S.), Computer Science, concentration in Applied Mathematics, Bachelor of Science (B.S.), Computer Science, concentration in Applied Mathematics at New York University Abu DhabiInternational Baccalaureate Diploma, International Baccalaureate Diploma at THINK Global School – thinkglobalschool.org
English, Russian, Spanish
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (76)
javascript10
sensu10
yelp10
nodejs10
css10
codebase10
math10
react10
modularity9
rest9
cql9
certification9
k8s9
infrastructure9
chronos9
Programming languages (6)
Github contributions (5)
marksurnin/marksurnin.github.io
Apr 2015 - Dec 2019
Contributions:54 pushes, 1 branch in 4 years 8 months
marksurnin/algorithmic-problem-solving
Feb 2017 - May 2017
Contributions:122 commits, 40 pushes, 1 branch in 3 months
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