Lev Shapovalov

Registration: 05.04.2025

Specialization: Java Developer

I am a Java developer, I have almost 4 years of experience in the field of information technology. Participated in the creation of software and solutions for the financial sector and corporate startups. He also worked as a senior Java developer + held the position of product manager for 5 months, which gave him extensive experience in building interaction between customers and the development team, as well as in task decomposition and building an effective workflow. I have experience writing services from scratch (including choosing a technology stack and architecture). I am interested in joining a team where I can share my skills and grow both professionally and personally. I always strive to master new technologies and follow the best industry practices.

Portfolio

Megafon

Creating a service for VIp clients

Nexign Business Travel

Participated in the development as a Java developer. Nexign Business Travel integrates the processes of organizing business trips and managing travel expenses. The solution automates all stages of business trip registration, helping companies optimize the workload of administrative departments and manage their travel budget more efficiently.

Skills

Java

PostgreSQL

Kafka

Redis

Spring

Kubernetes

Hibernate

MongoDB

React

Grafana

ELK

Microservices

Swagger

Maven

Git

Jenkins

Docker

REST

JUnit

Gradle

Elasticsearch

Spring Boot

ClickHouse

Oracle

DevOps

Liquibase

Lombok

OpenShift

Work experience

Senior Java Developer

since 08.2024 - Till the present day |Fedag

1) Java 17 2) Spring (Boot, REST, Data, Security, AOP) 3) PostgreSQL 4) Redis 5) Docker 6) Git 7) JUnit 8) Mockito 9) Liquibase 10) Mapstruct 11) Amazon S3 12) Kafka

- Creating a project from scratch, developing the project architecture, - Creation of an authentication and authorization service, - Implementation of log locking - Integration with OPEN AI, RECRAFT, FLUX, DALEE-E - Create chats using SSE and Websocket - Development of a promting system for AI employees - Development of localization service - Integration of ROBOKASSA and implementation of the acquiring system - Code coverage with integration tests

Senior Java Developer

10.2023 - 02.2024 |Nexign

Java 21, Spring,Hibernate, Mave, JUnit, Mockito, PostgreSQL, Docker, Kafka, Jenkins,Kubernetes,Bitbucket, Jira, RabbitMQ, Kubernates

Development and testing of multithreaded, high-load server applications. Development of architectural solutions, interaction with analysts and product architects. Participation in the DevOps process.

Java-developer

07.2021 - 08.2023 |Nord Clan

Java 17, Spring,Hibernate, Mave, JUnit, Mockito, PostgreSQL, Docker, Kafka, Jenkins,Kubernetes,Bitbucket, Jira.

Responsibilities: - development of solutions based on Scrum methodology; - participation in the implementation of data migration from an outdated structure to a new one; - development of new modules and functionality; - implementation of a gamification system that included a system of points and achievements; - integration with video conferencing services; - optimization of the database structure; - code refactoring; - writing unit and integration tests.

Educational background

Information and economic (Masters Degree)

2018 - 2023

Kurgan State University, Kurgan

Languages

RussianNativeEnglishIntermediateFrenchIntermediate