Nov 2023 – Oct 2025 · 1 yr 11 mos · On-site

• 1. Built custom-store, a multi-tenant, highly scalable document storage service using MongoDB and Redis with rolebased access, versioning, and soft deletes; improved latency by 70% and supported 100K+ queries per day.
• 2. Developed Wrangler, an orchestration layer for Camunda process instances using Kafka and REST, with a scheduler polling instance states; reduced tracking delays by 60% and enabled async workflows.
• 3. Developed scalable worker applications for Camunda tasks powering workflows like item onboarding, PO creation, and modular planning across multiple fashion apparel departments supporting QPS of 10K workflows per day.
• 4. Refactored tightly coupled REST systems into Kafka-based event-driven flows, tripling ingestion throughput; introduced DLQs to isolate and safely retry failed messages.
• 5. Participated in architecture reviews, authored HLD/LLDs, and mentored junior engineers while leading key crossfunctional module development.

Jul 2021 – Nov 2023 · 2 yrs 4 mos · On-site

• 1. Owned the Modular Creation and Placement system for Walmart’s 5000+ global stores, building a scalable backend system capable of handling 10K+ modular configurations daily.
• 2. Architected and implemented a distributed batch workflow platform for the Opportunity Engine using Spring Batch, Spring Boot, and Camunda BPMN, processing over 50,000 merchandising opportunities daily.
• 3. Designed fault-tolerant, resilient services with event-driven and message-oriented processing patterns using Kafka, enabling reliable orchestration for item and purchase order lifecycles.
• 4. Regularly performed load and performance testing for production-critical services and led incident response for scaling challenges during peak events like Black Friday sales.

Oct 2020 – Jul 2021 · 9 mos · Bengaluru, Karnataka, India · Hybrid

• 1. Contributed to the transformation of a monolithic Product 360 application into a microservice architecture, enhancing scalability, modularity, and deployment agility.
• 2. Designed and developed REST APIs for the new microservices, integrating Elasticsearch, MongoDB, and Redis for high-performance data access and caching.
• 3. Implemented advanced data access features like filtering, sorting, and pagination on the UI, enhancing user experience and reducing query overhead.

Jun 2019 – Oct 2020 · 1 yr 4 mos · Greater Bengaluru Area

• 1. Helped build a microservices-based settlement engine from scratch using Spring Boot for processing financial transactions with multiple banks.
• 2. Developed cron-based scheduler service using Quartz to fetch metadata from a graph-based entity store and trigger asynchronous Spring Batch jobs via REST APIs.
• 3. Implemented backend flows to fetch transactions, generate settlement files, and securely send them to banks using Kafka, MongoDB, Redis, and SFTP.1.

Jul 2017 – Jul 2018 · 1 yr · Gurugram, Haryana, India · On-site

• 1. Contributed to middleware applications that interfaced with Airtel’s IVR systems to serve real-time customer data.
• 2. Supported bug resolution and testing activities to maintain stability and reliability in production systems.