Sergey Kitov
Senior Software Engineer at Wärtsilä Marine
Espoo, Finland
Summary
👤
Senior🎓
Top SchoolSergey Kitov is a Senior Software Engineer based in Espoo, Finland, with nearly a decade of professional experience and over 10 years of practice across mobile development, mathematical modeling and optimization. He has driven backend engineering at Dovecot Oy—contributing to the well-known Dovecot mail server by improving quota backends and IMAP parsing—and recently moved to Wärtsilä Marine to apply his systems expertise in a new domain. His background spans embedded and enterprise contexts from elevator control optimization at KONE to space systems and mobile clients, giving him a rare blend of low-level protocol work and algorithmic modeling. Trained as a mathematician at Lomonosov MSU, he brings rigorous analytical thinking to production software and often focuses on robust parsing, performance-sensitive code and practical integrations that quietly reduce operational friction.
9 years of coding experience
21 years of employment as a software developer
High School, High School at Moscow Kolmogorov Physics and Mathematics School 18Lomonosov Moscow State University
English, Russian, Finnish
Stackoverflow
1reputation
28reached
0answers
1question
Github Skills (11)
c1710
management10
mailserver10
backend10
c1110
resource-management10
back-end-development10
imap10
quota10
background-task6
android6
Programming languages (5)
Github contributions (5)
dovecot/core
May 2017 - Dec 2022
Dovecot mail server
Role in this project:
Back-end Developer
Back-end DeveloperContributions:273 commits in 5 years 7 months
Contributions summary:Sergey primarily focused on enhancing the Docecot mail server's quota functionality. Their contributions involved implementing common parameter parsing functions and integrating them into various quota backends such as file system (fs), dictionary (dict), and IMAP client (imapc). They also updated the maildir backend to use the common parameter parsing. Additionally, the user made improvements by skipping CRs and LFs in IMAP body structures, envelopes and strings.
imap-clientmailsmtpsendmailwebmail
Sergey-Kitov/documentation
Mar 2021 - Oct 2024
Contributions:33 pushes, 12 branches in 3 years 8 months
dovecot
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.