Oleg Fedoseev
Staff Engineer at HelloFresh
Berlin, Germany
Summary
👤
SeniorOleg Fedoseev is a Staff Engineer and pragmatic software architect with 12 years of experience building and refactoring backend systems, currently based in Berlin and working at HelloFresh. He champions simplicity, maintainability, Domain-Driven Design and XP, and has a strong track record introducing DDD and hexagonal architecture into legacy codebases. Oleg blends hands-on development in PHP and Go with platform and developer-experience improvements—CI tooling, static analysis, and infra automation (k8s, Docker, Ansible). As a former team lead and head of development, he pairs technical coaching and architecture reviews with stakeholder-facing roadmapping and process design. Colleagues rely on him for thoughtful design docs (C4/PlantUML), tech talks, and practical refactoring that reduces complexity while improving team velocity.
12 years of coding experience
17 years of employment as a software developer
Stackoverflow
33reputation
3kreached
1answer
0questions
Github Skills (41)
webpagetest9
tcp8
development-tools8
architecture7
scalable6
database6
ssh6
zeromq6
python6
javascript6
non-blocking6
server5
time-series5
foundationdb5
timeseries-database5
Programming languages (6)
Github contributions (5)
olegfedoseev/pinba-server
Mar 2014 - Dec 2016
Contributions:77 commits, 5 PRs, 37 pushes in 2 years 9 months
pinbaserver
olegfedoseev/docker-opentsdb
Oct 2015 - Jun 2017
Contributions:1 PR, 12 pushes, 2 branches in 1 year 8 months
docker-imagezookeeperdockeropentsdbhbase
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.