Justas Subatavičius
Lecturer at SMK University of Applied Social Sciences
Vilnius, Vilnius County, Lithuania
Summary
👤
Senior🎓
Top SchoolJustas Subatavičius is a Java and Kotlin developer with eight years of hands-on experience building backend systems, currently splitting his time between lecturing at SMK University and engineering a billing platform at ZEDGE. He specializes in Spring Boot services, Google Cloud (BigQuery, RDS), Kafka, and AWS, and brings practical expertise from roles ranging from full‑stack development to Scala/Spark data work. As a certified Java developer and former trainer, he combines production-grade engineering with clear pedagogy—having taught Java, TDD, SQL, Hibernate/JPA, and Spring courses. Pragmatic and candid (he quips "Everything fails all the time"), he focuses on resilient, observable systems and mentoring the next generation of engineers.
9 years of coding experience
4 years of employment as a software developer
Akademija.IT Java Programmer, Akademija.IT Java Programmer at TECHIN - Vilniaus technologijų ir inžinerijos mokymo centras
Github Skills (10)
xml7
stubbing6
rest6
mocking6
mock-server6
java6
json5
http5
wiremock4
http-service4
Programming languages (2)
Github contributions (5)
justassub/advent-of-code-kotlin
Nov 2021 - Dec 2025
Contributions:30 PRs, 94 pushes, 21 branches in 4 years
justassub/Advent-of-Code
Dec 2018 - Dec 2020
Advent of code 25 days
Contributions:1 review, 60 PRs, 60 pushes in 2 years
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