Position: Java-Senior
Company: Onseo
Experience required: 3y
English level: upper

Requirements:
Design and develop high load backend microservices
Maintain existing codebase and gradually rewrite it to new technology stack
Optimize code to achieve better performance
System has to be ready to constant increase of load
Work together with the OPS team to address production issues

Would be great to have:
Readiness for non-standard environment.
Experience in high load.
Experience / desire to integrate computer vision technologies.

Responsibilities
Writing code in a clean and maintainable manner.
Solid experience with Java 8, especially with java.util.concurrent.
Experience with MySQL, Mongo, Kafka, Redis, Elasticsearch.
Understand microservice architecture patterns.
Good at Spring, Hibernate frameworks.
Experience with: REST, protobuf.
Hands on experience with SQL and schema design.
Cover code by tests (mockito, powermock).
Excellent problem finding and solving skills.
Good communication skills.
Works in Agile team.
Intermediate+ English.

What we offer
International company with several office locations around Europe. Kyiv, Limassol, Minsk, Saint-Petersburg;
Granting an Option;
A professional environment with great people to work with;
True startup culture;
Medical insurance;
Opportunities to make a difference, to develop and grow;
Regular corporate events;
Your opinion matters. You are encouraged to contribute to the processes in the team;
Comfortable office close to metro station.