Nikolay Grechishkin

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Registration: 31.01.2023

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Specialization: Backend Java/Kotlin Developer

Portfolio

GeoQuiz

Developer

CriminalIntent

Developer

ManageTime

Developer

Skills

Android

Android Studio

Architecture Components

Clean Architecture

Dagger

Fragments

Git

Gradle

Hilt

IntelliJ IDEA

Java

JavaScript

JDBC

JPA

JUnit

Koin

Kotlin

Liquibase

LiveData

Maven

Mockito

MVP

MVP/MVVM/MVC

MVVM

MyBatis

Oracle

PostgreSQL

Postman

Python

REST

Room

Single-layer neural network

SQL

SQLite

ViewModel

Work experience

since 07.2023 - Till the present day |

PostgreSQL, Java, Spring Framework, Hibernate, Docker, Git

Java developer

12.2020 - 07.2022 |Tinkoff

Java · Kotlin · Spring Framework · Hibernate · SQL · Git · JavaScript · Spring Boot · JUnit · Liquibase · RESTful WebServices · Mockito · Node.js · Service Discovery (Eureka)

Engaged in the development and support of CRM systems' microservices. Responsibilities: Development of new microservices and refactoring old ones using Java and Spring. Wrote functional tests using Mockito, JUnit. Processing of CRM clients' requests about bugs. Deployed microservices with CI/CD pipelines GitLab. Also wrote backend logic in JavaScript using Node.js. Reviewing the code of teammates. Worked in an agile environment.

Educational background

Computer Software Engineering (Bachelor’s Degree)

2016 - 2021

Ryazan State Radio Engineering University

Languages

RussianNativeEnglishIntermediate