Dec 2020 – Oct 2024 · 3 yrs 10 mos · Bengaluru, Karnataka, India · Hybrid

• Worked as backend engineer in Azure E+P system engineering team.

Apr 2018 – Dec 2020 · 2 yrs 8 mos

• Worked as backend engineer in Supply chain team, this team was responsible for managing e-commerce orders and their workflows.

Jan 2017 – Mar 2018 · 1 yr 2 mos · Bangalore · On-site

• I was working under core software team which manages server side processing of all the transactions happening through Ezetap.
• Projects:-
• ▪ PushToPay: It deals with pushing the payment payload remotely to Ezetap pos device so
• that payment can happen on pos device without entering any payment details twice like amount, customer details etc . PushToPay has been written in Java and NodeJs. Technology Used: Java, NodeJs, TcpSocket, MySQL, Redis, Spring, Hibernate, Haproxy.
• ▪ Udaan: It helps user to fetch remote payment details just by entering a token on pos device. It has been written in Java using Spring framework.
• Technology Used: Java, Mysql, Spring, Hibernate.
• ▪ Ezetap Developer Portal: Implemented backend of Developer Portal in Java using Spring framework. All the backend APIs have been exposed through Rest end points, It includes User, Session and Security management.
• Technology Used: Java, Spring, Hibernate, Mysql, Google Captcha, Rest Security Filter, Redis, Apache.
• ▪ Data Pipeline: Wrote Data Pipeline for real time batch processing of transactions for the posting and notification purposes. It uses Kafka message broker and Maxwell as mysql bin log reader. A Kafka consumer written in Java for posting batch data to AWS SNS topic. Technology Used: Kafka, Maxwell, Zookeeper, AWS SNS, Mysql.

Sep 2015 – Nov 2016 · 1 yr 2 mos · Greater Bengaluru Area

• Worked under the Associates Payments team which is the part of Advertisers Publishers Network (APN) team of Amazon.
• The core functionality of this team is to compute the referral earnings and generating payments to the associates who refers the Amazon product.
• My works and projects includes followings:-
• Design and development of real time status notification and monitoring system using Logstash and ElasticSearch for the processing of referred products.
• Writing Service Oriented Architecture(SOA) based applications using RESTful APIs and AWS services like S3, EMR, Dynamo DB, SNS, SWF etc.
• Developing Java APIs using Spring, Hibernate etc.
• Wrote Data Reconciliation scripts for DynamoDB-ELasticSearch-SNS pipeline.
• Writing ElasticSeach Queries to query elastic search cluster for reporting purposes.
• Handling Oncall activities, which includes basically looking at root causing open tickets and supporting operational works of the team.

Jun 2014 – Aug 2015 · 1 yr 2 mos · Noida, India

• Worked under the File System team and my work was on Linux kernel file system(VFS) for android mobile phones.