Jul 2018 – Nov 2019 · 1 yr 4 mos

• Collaborated on an Automated Fare Collection system to accept offline card payments from commuters. The AFCS is successfully deployed in 2 cities.
• Designed and implemented an async service to process and forward payments and other transactions to the associate bank [Java, mongoDB, Azure Key Vault]
• Built APIs for the AFCS to download master data, operational data and upload transactional data [Python, mongoDB, Azure ServiceBus, GCP PubSub]
• Set up basic monitoring and dashboards for the services [Graphana, graphite, statsd]
• Set up APIs and processes to ingest data from on-ground operations partners and push operational data to them [Python]

Apr 2016 – Jun 2018 · 2 yrs 2 mos · Bengaluru, Karnataka, India

• Worked on a web application for marketing spend planning based on historical investment and sales data [.Net/C#, BackBoneJS + Marionette, HP Vertica- MPP column-oriented database, Python]
• Implemented gradients for the algorithms used in the optimisation engine for investment distribution to achieve given sales goals [R, Vertica]
• Worked on benchmarking and improving the performance of database and APIs [Vertica, C#, dotTrace, Visual Studio Load Test tool]
• Evaluated the performance and configurations of database using AWS RDS [PostgreSQL, AWS, C#]
• Created a PoC to demonstrate the use of Netflix's ChaosMonkey and added implementation for database Chaos [Bash, aws-cli]
• Did a joint presentation and demo on Continuous Integration and Delivery [https://youtu.be/KFXzRxWMI8s?t=58m13s]
• Worked on a microservices based web application [GoLang, ElasticSearch, PostgreSQL, Scala, Spark, Jenkins, GoCD]
• Good understanding of Distributed Database Concepts

Jul 2014 – Mar 2016 · 1 yr 8 mos · Bangalore, India

• Collaborated on
• Development of Samsung School Education platform SDK using Spring MVC, iBatis
• Cloud infrastructure setup for initial project development on AWS
• PoC on Zabbix monitoring tool and ActiveMQ performance test

May 2013 – Jun 2013 · 1 mo

• Developed
• A proof of concept for JasperReports (open source reporting tool)
• A generic SQL purge procedure
• A Unix shell script to scan server logs