Verkada

Software Engineer

Meta

Worked on the following:
* Supported Thrift (RPC framework) development. Developed a critical structured annotations feature from scratch achieving stronger type safety guarantees for an important customer. Migrated Thrift Hack object construction to safer and more convenient APIs by codemods. Marked a big part of Thrift Hack functions with capabilities achieving more automated safety guarantees. Languages: Hack/PHP, Yacc (a bit), C++ (a bit). 3 years.
* Services CPU Efficiency: Worked with a team on automation to capture functions CPU cost increase before and after releases saving up to $100sM per year in fixed regressions. Found and implemented optimizations in the existing codebase achieving 2%+ global web tier CPU wins. Worked with partner teams to manage their CPU usage long-term. Led a team during a transition from mainly optimizations made by the team to a more scalable approach with developer teams sharing more responsibility for their efficiency. Languages: Hack/PHP, Python. 3 years.
* Ranking and recommendations distributed system. Wrote and maintained backed services, trained ML models, did feature engineering. Wrote Hive jobs to process large volumes of data. Languages: Hack/PHP, C++, SQL-like. 2.5 years.
* Mentoring: Helped a junior engineer with a career for several years and had two interns.

Worked on testing system for MySQL. System tested replication, upgrade in process of replication and correctness of query results.

Software Engineer Internship

imo.im

Working with distributed systems, optimizing services performance, developing services, writing tests.

Samsung Ukrainian Research Center

UPML KNU

Computer network administration, active directory administration, software installation/uninstallation, traffic filtering

Admin in computer class

Teaching high school students in olympiad programming

Teacher of olympiad programming

Teaching high school students in olympiad mathematics

Teacher of olympiad mathematics

A staff engineer with a passion for services efficiency and infrastructure in general. Adept in automation, profiling, debugging and optimizations. Collaborative professional with a leadership experience of 3+ years. While leading the efficiency team, the team's work was helping the company to save up to $100sM yearly. Can jump into an unfamiliar area and deliver a critical feature, such as structured annotation for Thrift. Also have experience with building distributed backend services, doing migrations, engaging with developers to help with tools and optimizations, mentoring people, writing batch jobs, using machine learning.

Taplio

Andrii Korotkov's Linkedin Analytics

Want to drive more opportunities from LinkedIn?

Taplio

.css-1jgreyo{background-image:linear-gradient(284deg, rgba(39,43,72,1) 0%, rgba(33,47,183,1) 100%);color:transparent;-webkit-background-clip:text;background-clip:text;}Andrii Korotkov's Linkedin Analytics

Want to drive more opportunities from LinkedIn?

Andrii Korotkov's Linkedin Analytics