Jokūbas

Software Engineer

Oyster HR•  November 2022 - June 2024•  Remote

Developed and maintained discounts scheduling system using Ruby on Rails and ReactJS. Collaborated with engineers, designers in the team and built various features as a co-owner. Conducted Ruby update from 3.1 to 3.2, and took responsibility to update Rails and other dependencies. Worked on custom static code linters (custom Rubocop cops) and CI pre-checks. Improved speed for CI feedback loop and reduced failing build execution time by failing build earlier.

Software Engineer

Hopin•  December 2020 - October 2022•  Remote

Designed and implemented Rails application emails observability tools. Collaborated to build email campaign management, scheduling and sending functionality using Rails, Grape API and ReactJS. Introduced RSpec tests suite and tools to test I18n in email template files. Mentored new joiners.

Ruby on Rails Developer

SameSystem•  November 2018 - November 2020•  Vilnius, Lithuania

Developed and maintained Ruby on Rails emails microservices, worked with other software engineers to improve GraphQL ecosystem. Improved RSpec stability by updating tests to use factories instead of SQL files, fixed flakey specs.

Ruby on Rails Developer

TG Lab•  October 2017 - November 2018•  Vilnius, Lithuania

Built a Rails REST API layer to encapsulate non-RESTful internal API and expose it to betting pages. Implemented multi-steps user registration validation.

Junior Developer

Siemens Industry Software GmbH•  July 2016 - October 2017•  Koblenz, Germany

Created Oracle DB packages for querying data about errors in car manufactures. Collaborated on an experimental project to connect smartwatch Xamarin application with .Net application via Bluetooth.

Developer Internship

Interstartas•  May 2016 - June 2016•  Vilnius, Lithuania

Gained hands-on experience with Oracle 11g DB, working on tasks ranging from basic SQL queries to developing complex PL/SQL packages.

C Developer Internship

Kolmisoft•  March 2015 - June 2015•  Vilnius, Lithuania

Optimized C code for a VoIP product, rewrote existing code to implement multithreading for MySQL connections and queries. Developed and maintained Bash scripts for workflow automation.