Sep 2021 – Feb 2022 · 5 mos

Jul 2020 – Sep 2021 · 1 yr 2 mos

• Worked as Software Development Engineer in Merchandising domain for Walmart International.
• Worked on design, development of next-generation multi-tenant pricing engine for global walmart omni-channel marketplaces. Migrated existing marketplaces and onboarded new marketplaces onto the pricing platform. Lead phased deprecation of legacy proprietary e-commerce pricing platform.
• Lead the project to migrate existing services to azure kubernestes backed scalable system.

Apr 2019 – Jul 2020 · 1 yr 3 mos · Hyderabad, Telangana, India

• Software development Engineer at Amazon.
• Working as part of geospatial technology team which is part of Last Mile Tech at Amazon.
• 1. Worked as part of Address Experience team. Developed, deployed and maintained various products which dealt with Critical customer data such as Customer Delivery Profile, In-line address suggestion forms among others. Worked on rigorous performance testing and penetration testing for security compliance of our applications. Was awarded employee of the month for successful certification of the applications. Won most popular idea and implementation award in Last Mile Hackathon.
• 2. Worked as part of Global Address Management team. Developed address hierarchy extraction and resolution solution. Designed CRUD APIs for location ingestion into amazon global location management system. Designed and developed location ingestion flow, which took in stream of location updates from various sources, validated and performed the operations on the location data store.
• 3. Worked as on rotation oncall for multiple tier1 and tier2 services critical to amazon.

Jul 2018 – Apr 2019 · 9 mos · Chennai Area, India

• Worked as an end to end full stack application developer.
• As part of the team I was involved in designing, development and deployment of micro service architecture based data retail pricing platform.
• The front facing application was built using Python Django with REST APIs built using Python Flask.
• The product was developed for BCG (Boston Consultancy Group).

Jul 2016 – Jul 2018 · 2 yrs · Chennai Area, India

• Worked at TCS Innovation Lab at IIT Madras Research Park.
• I worked on
• 1. Data extraction automation using various image processing, Natural Language processing techniques.
• 2. Plagiarism Detection in large dataset of competitive programming code submissions.
• This was achieved using AST analysis. Antlr Context Free Grammars for different languages were modified to create parser generators which normalised the submitted code. Once the code was normalised various weighted NLP techniques including w-shingling were used to find clusters of matching code submissions. This program was used to detect and disqualify code submissions with high confidence of plagiarism. This was used to detect plagiarism in Dataset set of 300k code submissions in 9 supported languages. This product was a finalist in Tata Innovista Awards.
• 3. Created DSL (Domain Specific Language) for Language agnostic logic recruitment examination. The language was build using custom grammar in Antlr and emulated mathematical set theory annotations. The Exam was taken by around 100k candidates.
• 4. Worked as a full stack developer on an Insurance Compliance product. The product employed data extraction, information classification and summarisation as some of the features using NLP techniques. Various different data channels were supported and data was labeled into a data lake.

Jun 2015 – Aug 2015 · 2 mos · Lucknow Area, India

• Worked at Center of Excellence of Data services for one of the verticals of TCS.
• White Paper on distributed Docker container management and Inter-connections.
• White Paper on using Open Stack, and use case identification.