Mariana Kolodzheieva is a Lead Software Engineer with 10 years of experience building and scaling Java-based systems across product and consulting environments. Currently leading engineering at Rakuten Advertising after progressive roles there, she combines hands-on backend development with strong cross-team communication and mentorship, having taught Java at Hillel IT School. Her background spans startups and enterprise teams, with a track record of troubleshooting complex issues, transferring knowledge across distributed teams, and driving reliability in production. Based in Łódź Voivodeship, Poland, she is highly motivated to adopt modern technologies and brings meticulous attention to detail—an asset that surfaced early in her career transitioning from web development into systems engineering.
10 years of coding experience
12 years of employment as a software developer
Bachelor's degree, Systems Engineering, Bachelor's degree, Systems Engineering at ONPU
Contributions:25 reviews, 121 PRs, 163 pushes in 1 year 1 month
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.
Request Free Trial
Mariana Kolodzheieva - Lead Software Engineer at Rakuten Advertising