Nov 2019 – Nov 2021 · 2 yrs · Bangalore Urban, Karnataka, India

• #Architected and Wrote code from scratch for UserHome and Timeline service for showing various activities related to User using micro service architecture handling 100 of concurrent user connections at prod.
• #Migrated User service used for authorisation and authentication of user by moving to Java from RubyOnRails and reduce .
• #Architected and Wrote code from scratch for ASK micro service similar to stack overflow for Embibe users handling 100 of concurrent user connections at prod .
• #Hired , mentored and guided junior developer in team and across team in Embibe
• #Worked on creating Blog 2.0 and migrating content management system from moving legacy Wordpress.
• Technologies Used- Java, SpringBoot, Spring Webflux, ElasticSearch, Vertx ,ScyllaDB/Cassandra, Apache Spark, Docker, Redis, MongoDB , Kubernetes

Apr 2017 – Sep 2019 · 2 yrs 5 mos · Bangkok Metropolitan Area, Thailand · On-site

• # Worked on pricing server which served millions of hotel search requests through Agoda platform per minutes.
• #Worked on improving performance and scalability of pricing platform . Improved response time from 700 ms to 500 ms
• # worked on customer api for initial 2 month and contributed to design and architecture of the system.
• # worked on CUSCO a platform for handling all Agoda customer communications.
• # Worked with big data technologies like Hadoop , Airflow , Spark and Kafka.
• # Worked on IAC of kafka and zookeeper using terraform , packer , python.
• # Worked on improving performance on etl pipeline from 8 hours to 5 hours using spark , EMR and airflow.
• # Worked on authentication and authorization of various component of team .
• # Worked on capturing real time database events and storing in s3 datalake using Kafka , Spark.
• Technology Used : - Spark , Apache Cassandra , Mssql , Akka , RabbitMq, Kafka,Spark , Scala , Python , EMR, Terraform , Packer , Zookeeper

Jan 2015 – Mar 2017 · 2 yrs 2 mos · Gurugram, Haryana, India

• #Created backend and frontend for sending ads and push notification, banner, Interstitial to users.
• #Created frontend for internal team to get various user related info from Datawarehouse.
• #Created ETL pipeline to store data from various source into a central Datawarehouse.
• #Ad-hoc PSQL queries on redshift for various need.
• Technologies used- (Java ,Python, Spring, AWS ElasticSearch, Mysql, Kafka)

Aug 2013 – Jan 2015 · 1 yr 5 mos · Gurugram, Haryana, India · On-site

• #Wrote Api to read and write configuration from Zookeeper.
• #Wrote Code for a Web interface for use for non-tech team for information regarding user profiles and for sending Bot message, Sticker, Adding Sticker, Remove Sticker etc.
• Sharding of Redis and MySQL databases for scaling hike databases.
• #Wrote hike daily feature used for sending daily quote, messages, jokes.
• Skills- (Java ,Python,Flask , Zookeeper, Netty, Spring, AWS)

May 2012 – Jul 2012 · 2 mos · Saskatoon, Saskatchewan, Canada · On-site