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Ankit Rana | Senior Software Engineer @ Walmart Global Tech
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at enterprise e-commerce scale.
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Ankit Rana - Senior Software Engineer

I am a Senior Software Engineer at Walmart Global Tech.

I design, develop, and deploy cloud-native distributed systems that solve real problems at scale. My engineering philosophy is straightforward: build systems that are simple, resilient, and fiercely cost-effective. Shipping features is only one aspect of the job; engineering high-quality, uncompromising solutions that actively drive down compute and infrastructure costs is the real metric of success.

In practice that has meant a ~4TB zero-downtime migration that cut cloud cost 2X, Kafka disaster recovery across 45+ services, and multi-tenant frameworks serving millions of users. The full track record is on Work With Me.

Focus Areas

Distributed Backend Architecture

Architecting reliable, highly-available backend systems for enterprise e-commerce. Focused on practical performance, seamless scale, and optimizing cloud infrastructure to keep operational costs strictly optimized without sacrificing quality.

  • Java
  • Cloud
  • Distributed Systems
  • Spring Boot

Agentic Systems & Orchestration

Developing agent-based systems, Model Context Protocol (MCP) servers, and agent-to-agent workflows. Building tools that bridge developer, support, and operations needs by offloading routine tasks through deterministic AI orchestration.

  • MCP
  • Claude/LLMs
  • Agentic Workflows

Core Stack

Backend & Distributed Systems

  • Java
  • Spring Boot
  • Microservices
  • REST / gRPC

Cloud & Infrastructure

  • Cosmos DB
  • Kubernetes
  • Cloud-Native Architecture
  • CI/CD

AI & Agentic Workflows

  • Claude / LLMs
  • MCP (Model Context Protocol)
  • Prompt Engineering
  • Agent Orchestration

Trajectory

Walmart Global Tech India

  • Senior Software Engineer Oct 2025 - Present

    Leading agentic AI infrastructure for enterprise e-commerce: LLM pipelines and MCP server tooling in production, enterprise-scale retrieval (hybrid search and RAG), and token cost engineering for autonomous agent workloads.

  • Software Engineer III Aug 2023 - Nov 2025

    Led multi-tenant framework architecture enabling new market launches at millions-of-users scale; built LLM agents and MCP server tooling automating developer, support, and data operations.

  • Software Engineer II Jul 2021 - Jul 2023

    Migrated a ~4TB customer-facing Cosmos DB container with zero downtime, cutting cloud cost 2X and raising scalability 10X; planned and executed Kafka disaster recovery across 45+ services.

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