Experience

10+ years building production systems across e-commerce, storage, and edge infrastructure.

May 2024 – Present

Staff Software Engineer

Current

Walmart Global Tech India · Traffic Platform, Edge Proxy

  • Architecting and building a high-performance distributed asset optimization engine at T1-Proxy (edge proxy) that significantly reduces webpage latency and improves end-user experience across global markets.
  • Transformed the single-tenant pipeline into a multi-tenant system with complete data isolation, enabling chargeback and adoption across multiple international markets.
  • Optimized cloud infrastructure costs by over $100K annually by migrating legacy VM-based deployments to Kubernetes clusters.
  • Driving technical decisions for asset optimization platform scalability and automating deployments with Ansible and Terraform.
GoKubernetesEdge ProxyTerraformAnsibleDistributed Systems
Nov 2021 – May 2024

Senior Software Engineer

Walmart Global Tech India

  • Led the scaling effort of the optimization pipeline to handle over 500 million assets efficiently, accommodating extreme concurrent throughput.
  • Developed a robust Redis-based distributed job queueing system capable of processing 200,000+ jobs per minute with fault tolerance.
  • Built an automated certificate management and auto-renewal system for a multi-CDN setup, utilizing a custom Terraform provider built on top of the internal Certificate Web Service (CWS).
  • Built reusable Terraform modules and workflow automation for origin management in a multi-CDN setup.
  • Implemented regression tests using the Ginkgo framework, resulting in a more reliable and faster release cycle.
  • Automated deployment processes using Concord and Ansible, expediting deployment tasks.
GoRedisTerraformAnsibleGinkgoCDNKubernetes
Apr 2019 – Nov 2021

Product Engineer (SE3 / SE2)

Gojek · GoFood Merchant Platform

  • Designed and implemented APIs for the GoFood Merchant Order System to empower food merchants with real-time order details.
  • Led efforts to transition from polling to an MQTT-based message broker for order updates, ensuring faster communication.
  • Architected a proximity-based system that prompts merchants to initiate food preparation when drivers are nearby, optimizing fulfillment.
  • Built a compensation system for merchant order cancellations and developed highly available background workers backed by Redis Sentinel.
  • Automated infrastructure provisioning and configuration management for high-availability workers using Terraform and Chef.
GoMQTTRedis SentinelTerraformChefgRPCREST
Jul 2018 – Apr 2019

Software Engineer

Red Hat · GlusterFS

  • Contributed to the development of GlusterD2, a re-implementation of GlusterD for superior consistency, scalability, and performance.
  • Co-developed the transaction framework for executing and orchestrating distributed actions across the Gluster trusted storage pool, enhancing volume and cluster management.
GoDistributed SystemsetcdStorage SystemsOpen Source
Jan 2018 – Jul 2018

Software Engineer

i.am+ Electronics India Ltd · API Platform

  • Developed the Omega API Gateway as a Layer 7 entry point, implementing routing logic for backend services.
  • Integrated Redis-based rate limiting for efficient API management.
GoAPI GatewayLayer 7RedisREST
Oct 2015 – Dec 2017

Golang Developer (Project Engineer)

Wipro · go-chassis

  • Contributed to the development of the open-source go-chassis cloud-native application framework.
  • Implemented instrumentation and observability features, and developed end-to-end testing using Ginkgo and Gomega frameworks.
GoCloud NativeOpen SourceGinkgoObservability

2011 – 2015

B.Tech in Electronics & Communication Engineering

West Bengal University of Technology

Future Institute of Engineering and Management, Kolkata

GPA: 9.0 / 10.0