Summary
Harpratap Singh is a Site Reliability Engineer with 11 years’ experience building and operating large-scale distributed systems and cloud platforms across Japan and global teams. He has led platform and microservices infrastructure at Mercari and Rakuten, optimizing GKE, custom CI for Terraform, service mesh, and company-wide tracing to boost developer velocity and cut cloud costs (including a 50% GKE bill reduction). Currently at GitLab, he focuses on Kubernetes-era reliability and platform extensibility informed by hands-on work with Mesos/Marathon, Istio/Envoy, Jaeger/OpenTelemetry and KubeBuilder. Comfortable shipping tools in Go, Python and cloud-native stacks, he pairs deep implementation skill with pragmatic FinOps and observability initiatives. An early contributor to internal load-testing and platform extensions, he brings a systems-first mindset that balances performance, cost and developer experience.
11 years of coding experience
7 years of employment as a software developer
High School, Computer Science, 84%, High School, Computer Science, 84% at D.G Ruparel
High School, 96.36%, High School, 96.36% at St. Mary's High School, Mira Road
Bachelor of Technology (B.Tech.), Computer Engineering, 3.66/4 CGPA, Bachelor of Technology (B.Tech.), Computer Engineering, 3.66/4 CGPA at Mukesh Patel School of Technology and Management Engineering
English, Hindi, Punjabi, Marathi