Apr 2019 – Dec 2020 · 1 yr 8 mos · Bangaon Area, India

• Leading the telematics team to build, capture and analyse telematics platform for 2W and 3W using Azure as
• the cloud platform and open source time series database, influxdb and grafana as visualization tool
• Design and build data lake for TVSM and TVS group companies

Nov 2017 – Mar 2019 · 1 yr 4 mos · Mumbai Area, India

• Building and maintaining Hotstar Data Platform as a Senior Data Engineer. As part of it, implemented various real time and batch processing for behavioral and transactional data (change data capture), ETL(s) using pyspark and dimensional modelling (star schema) for data warehouse
• Architect and designed ingestion pipelines using kafka, analytics platform for analysis for business users using hive and presto and analytical platform using inhouse hortonworks amabari cluster.
• Spearheaded personalisation team to implement user level personalisation using microservices in Java. Technologies included aerospike, RDS and spring framework
• Design and implemented item to item collaborative filtering using ALS for personalisation, which includes technologies like AWS EMR, Pyspark, data pipeline, terraform, ansible

Dec 2016 – Nov 2017 · 11 mos · Mumbai Area, India

• Design and implemented pricing engine to calculate offer rates for stocks for various markets
• Used big data technologies to consume huge amounts of data and facilitate the engine and python libraries to function
• Relevant Technologies:
• Apache Spark, Pig, Hbase, Python, Scala, HDFS, Apache Oozie, Cloudera, Yarn, Jupyter, hue

Mar 2015 – Oct 2016 · 1 yr 7 mos · Delhi

• Led and executed Real time analytics platform for consuming events in real time. Helped in optimizing resources and lowering money in AWS.
• Programmed a lot of api(s) to be consumed by mobile as well as desktop apps in Nodejs and .Net. Keyboard apps integrated them to send events for analytics and accessing resources.
• Built Android SDK for assets in Java and C++ (JNI). This was integrated in numerous keyboard apps which are on playstore
• Researched on open source technologies and tools like Zookeeper, Solr, ElasticSearch, Jenkins as part of continuous development and growth.
• Relevant Technologies:
• .Net(MVC), SqlServer, Android, C++, Nodejs, Cassandra, Spark(streaming and batch), Kafka, Mongodb, Solr, Postgres, Python, Scala, Shell Scripting, AWS(EMR, Redshift, Kinesis, Lambda, Firehose, S3, ElasticSearch), Jenkins, Tensorflow

Dec 2013 – Mar 2015 · 1 yr 3 mos · Mumbai Area, India

• Developed a Cisco and Juniper configuration file parser to parse these files without any manual intervention. This greatly reduced manual effort, giving network engineers to focus on problem solving.
• Programmed api(s) in jersey(java) to be integrated with the dashboards for Simplus.
• Worked on databases like neo4j and mysql to integrate network topologies. Faster processing, querying and storage needs were met after transitioning to this NOSQL database.
• Built highly multi-threaded application for processing router configuration files. Time it took to process them greatly reduced.
• Architect solution in core Simplus library to be integrated with wide variety of clients. This helped in creating clients in any technology or language using services of the Simplus server
• Relevant Technologies:
• C, C++, Java, Hadoop, Neo4j, MySQL

Dec 2010 – Dec 2013 · 3 yrs · Hyderabad Area, India

• Engineered test designs and test automation. Almost all the test cases were automated with no manual intervention
• Created architecture of automation platforms for mobile(lync) and desktop application(lync and office) as per the requirements. Used by different teams to integrate their applications to plug into this platform.
• Relevant Technologies:
• C,C++, Java, C#, Javascript

Jan 2008 – Nov 2010 · 2 yrs 10 mos · Pune

• Engineered feature design and implementation for product pcAnywhere (Remote controlling Solution).
• Worked on understanding and implementation of solution from scratch using Notification Server Framework. Part of core development team of four to achieve this solution
• Developed Agent in COM which interacted with Symantec Notification Agent for communication between the server and the client.
• Created executable Client Manager which handled installation, un-installation, upgrade of host package.
• Led and tailored reports showing various session data in XML which became a trade secret.
• Created light weight client called pcAquickConnect. This was bundled with the larger solution, help customers in quickly connecting to the remote machines.
• Relevant Technologies:
• C#, Asp.net, XML, Javascript, C++, C, Visual C++, MFC