Dmytro Kuzhel

Delivering business value by new feature implementation, business requirement analysis, and bug fixing using Java and Postgresql.

Technologies used:

• Java
• Postgresql

Delivered business value by new feature implementation, business requirement analysis, and bug fixing. Ensured product quality by writing automated unit, integration tests, and maintaining CI/CD pipelines. Mentored junior developers and conducted code reviews. Designed architecture for new projects and provided improvements for old ones. Planned sprints.

Java/Kotlin:

• Spring Framework
• JPA
• Hibernate
• PostgresDB
• MSSQL

Delivered business value by new feature implementation, business requirement analysis, and bug fixing. Enriched system capabilities by integrating external services with already existing systems. Reduced maintenance costs by refactoring code for an already existing high-performance system. Improved UX by implementing GUI to CLI application. Ensured product quality by writing automated unit, integration tests, and maintaining CI/CD pipelines.

Java/Kotlin:

• Spring Framework
• JPA
• Hibernate
• Vaadin
• PostgresDB
• Oracle PL/SQL

C++:

• Qt5
• QML
• CMake
• General Linux Kernel Knowledge

DevOps:

• Ansible
• Molecule
• Docker
• Vagrant
• VirtualBox
• Gerrit
• Bash

Worked on multiple projects including a driver rating app, refund for air tickets, and procurement management app. Responsibilities included improving product quality by fixing bugs in backend and frontend, delivering admin system management features using Active Admin, reducing system response time by replacing REST queries with GraphQL, generating PDF and DOC report files to enhance user experience, and implementing automatic database configuration to reduce maintenance costs.

Ruby on Rails:

• Devise
• Paperclip
• Delayed Job
• Cancancan
• Active Admin
• GraphQL
• Postgres
• Sidekiq

JavaScript:

• Angular
• React