May 2020 – Sep 2021 · 1 yr 4 mos · New Delhi, Delhi, India · Remote

Mar 2016 – Apr 2020 · 4 yrs 1 mo · Gurugram, Haryana, India

• Designing Deployment of Serverless solution on AWS MultiTenant SAAS system for mutiple regions and reducing time to market.
• Setting up CI/CD for Serverless architecture on AWS using Codepipeline,Cloudformation etc.
• Automated the installation of Insight based on Big data stack involving Hadoop,Hbase,Spark,Kafka,Mongo,Zookeeper in AWS VPC using Ansible,Shell scripting and Cloudformation.
• Setting up clusters with FIPS compliance and best DevOps practices
• Handling Configuration management,Monitoring/ performance,compliance and Resource optimization on AWS.
• Hadoop and Linux administration for the Big data clusters and troubleshooting production issues with Support and Customer team.
• Analyzing Memory/CPU/Disk IO utilisation of resources across cluster with SAR, NMON utilities and tools like Datadog.
• Log monitoring through Sumologic.
• Setting up local yum repository for supporting offline installation for highly secure environment.

Apr 2013 – Jan 2016 · 2 yrs 9 mos · Gurgaon

• ∞ Working on Big Data Content Analytics Solution
• ∞ Automating Test cases for Data validation and performance testing and adding to regression frameworks.
• ∞ Developing data generators (python) to create various types of input data to simulate production like data rate and cardinality.
• ∞ Hadoop and Linux administration activities for QA and Dev clusters
• ∞ Setting up Test environment and managing them for whole QA team.
• ∞ Production support to Cisco/Sprint/Telstra clusters which ingested large volume of data.
• ∞ Assisting Customer engineers for debugging and installation for POC
• ∞ Writing utilities to fetch Logs, Performance KPI’s and health check report from clusters.
• ∞ Analyzing Memory/CPU/Disk IO utilization of resources across cluster with SAR
• ∞ Non-functional testing, which includes robustness, high availability, and stability tests on Hadoop ecosystem.
• ∞ Installation of big data cluster on customer environment involving 50 nodes for handling traffic upto 400kfps (400*1000 records per second)
• ∞ Data validation through Hive queries

Oct 2007 – Apr 2013 · 5 yrs 6 mos

• Working as part of Ericsson Global Service Delivery team
• Architecting the Mediation solution for major Telecom operator around the globe
• Deploying the solution and integrating with other Charging System Nodes in customer network
• Building strategies for Installation,Upgrades and Backup/Restore