Atul Ranjan
Noida, U.P., India
Summary
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SeniorAtul Ranjan is a software engineer based in Tokyo with 8 years of experience building search, microservices, and scalable backend systems, currently focused on Search & Discovery at Mercari. He combines an IIT Kharagpur engineering foundation with hands-on delivery across startups and research environments, shipping an LLM-driven shopping assistant that improved buyer conversion and engineered a 99.6% reduction in log volume without losing diagnostic coverage. Comfortable across Kubernetes, Python/FastAPI, Go, and frontend SDKs, he has shipped features from web-scraping pipelines to 3D room visualization and incident-investigation automation. Known for pragmatic optimizations—like building a Slack-based SRE Agent that slashed investigation time—he thrives on measurable impact and cross-team collaboration.
8 years of coding experienceProgramming languages (1)
Github contributions (5)
Atul-Ranjan/House-Price-Prediction-System
Mar 2018 - Sep 2018
Final Year Project - "House Price Prediction System"
Contributions:7 commits, 4 pushes in 6 months
Atul-Ranjan/hello-worlds
Dec 2017 - Mar 2018
Contributions:1 push, 2 branches in 3 months
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