Sergei Golitsyn – Medium

Sergei Golitsyn

Sergei Golitsyn

5 Навыков, во время собеседования, которые могут помочь получить высокооплачиваемую работу

Алоха всем. Я наткнулся на невероятно полезную, как по мне статью, которая поможет вам успешнее пройти собеседование. С некоторыми…

7 min readMar 31, 2024

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5 Навыков, во время собеседования, которые могут помочь получить высокооплачиваемую работу

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Sergei Golitsyn

Introducing Watchman Bot: Safeguarding Telegram Groups Against Spam and Ensuring User Engagement

In the dynamic world of Telegram groups, fostering a vibrant and engaging community while safeguarding against spam and unwanted…

4 min readFeb 17, 2024

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Introducing Watchman Bot: Safeguarding Telegram Groups Against Spam and Ensuring User Engagement

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Sergei Golitsyn

Unlocking Algorithm Efficiency: A Comprehensive Guide to Time and Space Complexity

Demystifying Algorithm Complexity: A Comprehensive Guide

4 min readDec 1, 2023

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Unlocking Algorithm Efficiency: A Comprehensive Guide to Time and Space Complexity

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Sergei Golitsyn

Encode And Decode Strings

Let’s try to solve the Leetcode problem https://leetcode.com/problems/encode-and-decode-strings/

2 min readDec 30, 2022

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Encode And Decode Strings

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Sergei Golitsyn
in
GitStacks

Find All Numbers Disappeared in an Array

author: Sergei Golitsyn

2 min readOct 22, 2022

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Find All Numbers Disappeared in an Array

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Sergei Golitsyn

Remove Duplicates from Sorted Array

For more solutions, go to: https://t.me/crack_code_interview

2 min readAug 28, 2022

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Sergei Golitsyn

Merge Two Sorted Lists

You are given the heads of two sorted linked lists list1 and list2.

2 min readAug 25, 2022

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Merge Two Sorted Lists

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Sergei Golitsyn

Java. Pattern Composite on Game Server.

Also known as Tree, Composite

5 min readOct 7, 2021

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Java. Pattern Composite on Game Server.

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Sergei Golitsyn
in
GitStacks

Java. Spring Boot Admin Service.

Quite often, when using Spring applications, we use the Spring Boot Actuator. I do not really like this because it is not convenient for…

3 min readAug 3, 2021

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Java. Spring Boot Admin Service.

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Sergei Golitsyn

Алгоритм Бойера-Мура

Алгоритм поиска строки Бойера — Мура — алгоритм общего назначения, предназначенный для поиска подстроки в строке.

9 min readMay 5, 2021

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Алгоритм Бойера-Мура

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Sergei Golitsyn

Sergei Golitsyn

7+ years of experience in building massively scalable systems (mostly using Java) both from scratch and diving into an existing codebase.

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