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Zakhar Korsakov

Languages:

  • Russian - native
  • English - intermediate (B2)

Contacts:

Location: Voronezh, Russia

  • Prefer remote work or hybrid.
  • Relocation possible - desired options: [Moscow, Saint Petersburg]

Skills

Main stack:

Languages Kotlin/Java, SQL
Frameworks & Libraries: Spring Boot, jOOQ, Flyway, Junit, MockK, Mockito
Databases: PostgreSQL, ClickHouse
Message Brokers: RabbitMQ
Services: Gitlab, GitHub, Grafana, Sentry, Harbor, Superset, Jira, Confluence
Tools: Docker, IntelliJ Idea, VS Code

Acquainted with:

  • Python, bash, Android (Kotlin/Smali), Kobweb, Go, JS/TypeScript

Summary

Motivated and enthusiastic senior enigeer with 4 years of professional experience. I am looking for a remote or hybrid position that matches my main stack, though I am open to trying new technologies. Switch to golang in also an option for me.

I am also interested in Android Development (Jetpack Compose), data analytics and media processing.

Professional experience

  • May 2023 - now Senior Software Engineer
  • March 2020 - April 2023 Software Engineer

DSR Corporation, Voronezh, Russia, https://dsr-corporation.com/

Data migration software On-premise deployed tool that reliably transfers petabytes of data from legacy storages to cloud storages
Responsibilities: Communication with customers; Architecture Design; Database design; New features implementation; On-premise deployment and support; Bare metal and virtual servers management (Debian, CentOs);
Notable achievements: 1. I have designed and implemented time-series metrics system based on Clickhouse. It provided realible and effective storage within limited hardware resources.
2. Project modularization, reducing coupling, re-organizing monolithic codebase.
3. Kotlin script integration as part of the application, resulted into highly-flexible, low effort approach for new features implementation.
4. Couple succesfull contracts under my technical support.
5. Infra deployment and management of Grafana, Superset, Harbor instances.

Education

  • 2018-2022 Bachelor of Computer Science, Voronezh State University, Computer Science Faculty
  • 2017 Cambridge FCE: B2 level result

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