Nikita Melkozerov
Senior Software Engineer at Datadog
Hamburg, Germany
Summary
🤩
Rockstar🎓
Top SchoolNikita Melkozerov is a Senior Software Engineer with 12 years of experience building resilient, data-intensive distributed systems for both large-scale companies and startups, currently focused on infrastructure at Datadog. He has driven high-impact projects—from redesigning Zalando’s order management with CQRS/event sourcing to scaling Marathon on Mesos for clusters beyond 1500 nodes—and has a strong track record in fault-tolerant architectures, Akka, and cloud orchestration. As the first engineer at Fix Security and a technical lead at MOIA, he has combined hands-on development with cross-functional leadership to cut latency, improve reliability, and increase revenue. His open-source contributions include Marathon scheduler improvements and production-ready DevOps tooling, showing a practical commitment to operationally robust software. Based in Hamburg, he brings a pragmatic mindset that favors measurable outcomes—fewer production incidents, faster matching systems, and tangible business impact.
12 years of coding experience
15 years of employment as a software developer
Engineer's degree Automation Engineering, Engineer's degree Automation Engineering at Ural Federal University
Russian, English, German
Stackoverflow
36reputation
1kreached
2answers
0questions
Github Skills (29)
mesos10
bump10
python10
back-end-development10
marathon10
scala10
bump2version10
versioning10
bumpversion10
scripting9
apidoc9
digitalocean9
api9
shell9
script9
Programming languages (13)
Github contributions (5)
someengineering/fixinventory
Feb 2022 - Oct 2022
Fix Inventory helps you identify and remove the most critical risks in AWS, GCP, Azure and Kubernetes.
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:549 reviews, 150 commits, 350 PRs in 8 months
Contributions summary:Nikita's commits indicate a focus on introducing and utilizing the poetry package manager for dependency management and version bumping across multiple projects within the repository. Their work includes modifying build tools and setting up the development environment using shell scripts. The user also contributed to test environments with specific python versions, and added a CSV output option to list commands. Furthermore, the user's work includes contributions to digital ocean collection plugins.
directed-acyclic-graphgcpinventorywarehouseinfrastructure
d2iq-archive/marathon
Nov 2015 - Jan 2018
Deploy and manage containers (including Docker) on top of Apache Mesos at scale.
Role in this project:Back-end Developer
Back-end DeveloperContributions:2 releases, 30 commits, 302 PRs in 2 years 2 months
Contributions summary:Nikita primarily focused on enhancing the Marathon scheduler service within the context of Apache Mesos. They addressed a bug related to driver error handling, ensuring proper abdication of leadership. Furthermore, the user implemented directive additions to the API, specifically for matching application IDs, improving request handling. The changes include code modifications in Scala, focusing on core service logic and API enhancements.
containersdcosdockerapachescale
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