About Ivanna
Java developer experienced with Java 8, 11, Spring, REST, microservices, MySQL, JPA, etc. Also, I have worked as Android developer (Dagger 2, RxJava 2, Android Clean Architecture, Firebase, etc) and some knowledge of Scala.
Ukrainian
Native or bilingual
English
Fluent
Can work on-site
Manchester (up to 50km)
Experience
- Boutique UAFull Stack Software EngineerNovember 2023 - September 2025 (1 year and 10 months)• • Developed backend RESTful web services for modern online shop, enhancing user experience and functionality.• • Created responsive frontend web applications, ensuring compatibility across devices and browsers.• • Integrated third-party services, including OAuth Social Login and payment systems, streamlining user authentication and transactions.• • Conducted service deployments and ongoing maintenance, ensuring optimal performance and uptime.Technologies: Java 21, ReactJS, NextJS, Spring Boot 3, JPA, Spring Data, MySQL, Liquibase, JUnit, Mockito, Lombok, AWS, Gradle, GitHub, REST API.
- MyLab24Java Software EngineerJune 2022 - October 2022 (4 months)• • Designed backend RESTful web services for medical laboratories, enhancing data retrieval processes.• • Executed system and performance testing, ensuring optimal functionality and reliability.• • Established coding standards and implemented best practices to boost software quality.• • Collaborated with cross-functional teams to integrate user feedback into development cycles.Technologies: Java 17, Spring Boot, JPA, Spring Data, MySQL, Redis, Liquibase, JUnit, Mockito, Lombok, Maven, Docker, BitBucket, REST API, Swagger.
- LetyShopsAndroid Java Software EngineerFebruary 2017 - June 2022 (5 years and 4 months)• • Designed Android application for leading cashback service, enhancing user engagement and experience.• • Utilized clean architecture principles.• • Integrated OAuth 2 client authentication to enhance app security.• • Utilized integration with Firebase platform services (Auth, Messaging, Storage, Database, Remote Confg, Analytics, Cloud Function).• • Collaborated with backend team to design and implement API interfaces.• • Managed application releases and updates.Technologies: Java 8, Dagger 2, Realm, Firebase, RxJava 2, Android Clean Architecture, Google Cloud Console, Google BigQuery, JUnit, Mockito, MVC, Bitbucket, OAuth 2, REST API.
Recommendations
Be the first to recommend Ivanna
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Master's degree, Economic CyberneticsVinnytsia University of Finance and Economics2012Master's degree, Economic Cybernetics
- ТЕВ (Technology and economy of production)"VINNYTSIA TECHNICAL LYCEUM"2007ТЕВ (Technology and economy of production)