Aug 2021 – Dec 2021 · 4 mos · Hyderabad, Telangana, India

Jan 2021 – Jul 2021 · 6 mos · Hyderabad, Telangana, India

• Worked on the cold tiering of the invoice metadata store, a
• DynamoDB, which stores the metadata of all tax invoice documents generated by Amazon.
• Developed a scalable, extensible, and flexible architecture of
• cold data store, with a mechanism for data partitioning.
• Integrated the live data of the invoice metadata store with the
• cold data store.
• Integrated five Tier-1 APIs of the document generation platform with the cold data store.
• Accomplished the cold tiering with around 100GB of cold
• data migrated to the cold store every day. Achieved a P99
• latency of 500ms on the APIs accessing cold data.
• Tech stack: Apache HBase, Apache Phoenix, AWS, Java, Python

May 2020 – Jun 2020 · 1 mo · Hyderabad, Telangana, India

• Interned in the Tax Platform Services team at Amazon India. Developed a mechanism to transform and migrate data from source DynamoDb to target DynamoDb, while strictly maintaining data completeness and integrity.
• The project was executed on AWS involving technologies such as S3, DynamoDb, Datapipeline, Glue, EMR, Apache Spark, and Apache Hadoop.
• Impact: Records worth 1GB in source DynamoDb were transformed and migrated to target DynamoDb.

Jan 2021 – Apr 2021 · 3 mos · Dhanbad, Jharkhand, India

• Worked as a TA for the monsoon semester course Computer Programming Lab, offered by the CSE Department of IIT(ISM) Dhanbad. My role included developing C programming assignments for the lab.

Sep 2018 – May 2019 · 8 mos · IIT(ISM) Dhanbad

• Mentor at CodeISM, an initiative by the CSE Department of IIT(ISM) Dhanbad. My role included teaching concepts related to data structures and algorithms to freshers and sophomores.