Andrey Marchenko is a Senior Software Engineer with 11 years of experience building high-throughput, resilient systems from startups to large platforms, currently working on CI visibility for Ruby at Datadog. He has a strong track record of diagnosing and fixing production performance and memory issues—most notably uncovering a GC problem at Shopify that improved 99th-percentile latency by 30%. Andrey designs and delivers cross-team features and architectures, from leading Orders-related integrations at Shopify to driving a dynamic-pricing rollout at SHARE NOW that boosted utilization and profits. He brings practical polyglot experience in Ruby, Elixir, Java, and distributed pipelines, having rewritten a critical ingestion pipeline in Elixir to cut incidents from ~20/year to one. Comfortable both leading small teams and contributing deep technical fixes, he also introduced ADRs and helped organizations adopt Kubernetes and GraphQL, showing a habit of improving team processes as well as code. Based in Potsdam, Germany, he combines pragmatic engineering with an eye for systemic improvements that save months of effort.
11 years of coding experience
12 years of employment as a software developer
Speciality, Computer Science, Speciality, Computer Science at Pskov state polytechnic institute
Frontend for a games backlog management application
Contributions:20 PRs, 48 pushes, 1 branch in 3 years 3 months
reactgamegamesbacklog-managementjavascript
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Andrey Marchenko - Senior Software Engineer at Datadog