Іван

Chekhanovskyi Ivan
Software Developer

Kyiv, Ukraine [open contact info](look above in the "contact info" section)

github.com/4exan youtube.com/@4exanCoding [open contact info](look above in the "contact info" section)

Skills |
IDE & Editors:

Language:
Testing:
OS:
Intellij IDEA / VS Code /

Java / Python / JS / C JUnit / Mockito Windows / Linux (Mint, Arch) VS / Vim / NeoVim

Frameworks and Libraries:
Database:

Spring (Boot, Security, Data JPA, Web Flux, Resilience4j, Gateway, MVC, Mail, Quartz) / MySQL / PostgreSQL

React / TailwindCSS / Bootstrap / JavaFX / OpenCV / JWT / Eureka / Django / FastAPI Redis / MongoDB

Services & Tools:
Other:

Postman / Git / GitHub / Apache Tomcat /Apache Kafka / Docker / AWS / OpenCart / Wordpress
Prometheus / Graphana / ElasticSearch / LogStash / Kibana

Experience | Knowledge |
Freelance |2024 - Now
Language
at Home :) Ukraine (native
Participated in several web projects as a solo backend developer on Java.
English (B1+
Developed application architecture and implemented business logic. russian (fluent)
Freelance |2023 - 2024

at Home :)
Development

Developed two desktop application for small business, To assist in Back-End developmen
maintaining inventory records and booking hostel rooms. Applications Front-end developmen
was developed on Java with Swing, and later Visitor Administrating Tool
Desktop Application
was rebuild to web-version with Spring MVC.
Monolith/Microservic
System administrator |2018 - Now

MVC/RES
at Primary Medical and Sanitary Aid Center No. 2 Obolon dist. Kyiv Reactive Application
Maintained stable operation of PCs and servers at the software and
Testing
technical levels. Was involved in laying and connecting Internet cables,

and monitored compliance with cybersecurity rules in the institution

E ducation |
Master Degree in Computer Science | Sep 2022 - Jun 2024

“Information Control Systems and Technologies”

Kyiv National Economic University