Chirag Chauhan

About Chirag Chauhan

Senior Software Engineer with 13.5+ years of experience, currently a Senior SDE (SDE at Amazon. Expert in architecting high-scale backend orchestration forcyber-physical systems, distributed data platforms, and ML-integrated services. Proven track record ofdefining long-term technical roadmaps, achieving 99% system resiliency, and leading cross-functionalteam to deliver mission-critical SaaS products. Specialist in Kotlin/Java, Kafka, and Spark, with a focus onresolving high-ambiguity architectural bottlenecks at global scale.

Experience

1. Sde-3

   Amazon

   Apr 2025 — Present · Bengaluru, IN

   RFID Backend Orchestration: Technical owner for Tier-1 services powering Just Walk Out (JWO)RFID stores; designed the ingestion and processing layer for massive RFID sensor streams toenable checkout-free retail. Offline Experimentation Framework: Architected an offline replay and ML simulation pipelinefor RFID systems, reducing physical store dependency by 60% and allowing ML scientists tovalidate algorithmic changes without hardware deployments. System Resiliency (99%): Directed the re-architecture of fault-tolerant distributed systems,eliminating cascading failures and using spooling in the event-processing path to ensure \"99%\"availability. Standardized Accuracy Framework: Designed and owned the end-to-end store accuracy pipeline(Data Ingestion → Metric Computation → Reporting); improved receipt accuracy to 98%+ throughheuristic and ML optimization. Operational Intelligence: Developed QuickSight dashboards and automated Ground Truth (GT)collection, providing real-time visibility into system health and accuracy trends for globalleadership. Cost Strategy & Leadership: Spearheaded AWS cost-optimization audits, re-platforming datastorage patterns to drive significant annual OpEx savings. Mentored SDE I/IIs and established high-bar engineering practices via RFCs and design reviews.

Education

• University of Mumbai

  Bachelor of Engineering (B.E.), Information Technology

  2008 — 2012

• Mithibai College of Arts Chauhan Institute of Science and Amrutben Jivanlal College of Commerce and Economics

  HSC, Science

  2006 — 2008

Skills

• Cassandra
• Apache Spark
• Mysql
• Scala
• Elasticsearch
• Java
• Restful Webservices
• Php
• Linux
• Agile Methodologies
• Mongodb
• Jquery
• Web Applications
• Javascript
• Databases
• Core Java
• Sql
• Web Services
• Xml
• Json
• Nosql
• Rest