Jagannath Timma
San Jose,CA
Overview
18
18
years of professional experience
Work History
Staff Software Engineer
Kloudfuse Inc
Cupertino, California
02.2021 - Current
- As a founding engineer, built the Log Management product from the ground up - Ingestion, Parsing, Storage engine and Query layer. (https://www.kloudfuse.com/blog/highcardinality-blog-series-part-4)
- Contributed heavily to Apache Pinot internally (https://github.com/apache/pinot). Some of these contributions are open source as well.
- Scaled the product to be able to do 1.5 million logs per second and query more than 100 billion logs on a single cluster..
- Logs product helped the company acquire large customers in the US and India generating millions in revenue.
Senior Software Engineer
AWS
Palo Alto, California
08.2020 - 02.2021
- Contributed to improve observability and troubleshooting pipeline for the team.
- Wrote some tools to analyze incoming logs and metric signals and point potential issues with customer deployments
- Was with AWS for a very short period of time
Senior Software Engineer
Autonomic.ai
Palo Alto, California
05.2018 - 08.2020
- Lead the company's effort to build a scalable core platform that manages an inventory of millions of assets (Connected Vehicles and Devices), and also lead the effort to make the platform multi-tenant.
- Contributions brought down API latencies from over 100ms to single digit milliseconds at throughputs around 50k ops
- Segregated a core service into multiple scalable services with different specific responsibilities - Search, Audit history, Source of truth etc
Senior Software Engineer
Springpath Inc
Sunnyvale, California
01.2017 - 05.2018
- Designed and implemented Springpath's cluster to cluster data replication over WAN using C++ and Python
- Implemented several optimizations like connection caching, asynchronous restartability of replications
- Design techniques for WAN optimization/deduplication for replication to reduce network traffic, faster replications and more efficient disk usage
Software Engineer
Axcient Inc
Mountain View, California
12.2013 - 01.2017
- Major contribution towards building and delivering Axcient Fusion to market
- Designed and implemented deduplicating data replicator for Axcient Fusion using merkle-trees for intelligent deduplication. Optimized replication and recovery for better RPO and RTO by finding the exact list of used and unallocated extents on disk.
- Contributions enabled Axcient as a company to launch the next generation disaster recovery service.
Software Engineer
Commvault Systems
Oceanport, New Jersey
01.2012 - 12.2013
- Working on Commvault's bare metal recovery project.
- Backup/recovery of Iscsi disks, backup/recovery of Ubuntu based linux machines. Developed modules for restoring a physical machine to a Microsoft HyperV Virtual machine
- Working on an NFS based data recovery mechanism using C++ which enables users to mount their backed up data as a NFS file system.
Software Engineer
Riverbed Technologies
Sunnyvale, California
05.2011 - 12.2011
- Implemented a PcapDriver tool that takes two streams of ethernet packets as input and detects packet corruptions, reorders, duplicates etc
- Worked on an effort to move one of the components of Riverbed's WAN optimization product Steelhead from TCMalloc to Jemalloc
Software Engineer
Symphony Services Private Limited
Pune, India
03.2007 - 09.2008
- Developed a container based file system using C++ that is a thin provisioning mechanism for an embedded Windows kernel which helped extension and shrinking of the file system dynamically
- Developed a file system volume recovery mechanism using C++ for the volumes that have on-disk metadata corruption
Education
Master of Science - Computer Science
Rutgers University
New Jersey01-2011
Bachelor of Engineering - Information Technology
Vishwakarma Institute of Technology
Pune, India01-2006
Skills
- Observability
- Distributed databases
- Distributed file systems
- Microservices
- Kubernetes
- Programming & Data structures (Java, Golang, C, C, Python, Scala)
Academic Projects
- Modified the job scheduler of SLURM (https://slurm.schedmd.com) to generate job schedules that considers variations in power sources of nodes in the cluster.
- Developed a mechanism to dynamically update linux kernel modules with their new versions on the fly.
- Developed a basic networking service and website using Java that uses Apache HBase.
Affiliations
- Outside of work, I enjoy keeping my brain occupied with cameras, Portfolio - https://nowhereinparticular.smugmug.com/
Timeline
Staff Software Engineer
Kloudfuse Inc
02.2021 - Current
Senior Software Engineer
AWS
08.2020 - 02.2021
Senior Software Engineer
Autonomic.ai
05.2018 - 08.2020
Senior Software Engineer
Springpath Inc
01.2017 - 05.2018
Software Engineer
Axcient Inc
12.2013 - 01.2017
Software Engineer
Commvault Systems
01.2012 - 12.2013
Software Engineer
Riverbed Technologies
05.2011 - 12.2011
Software Engineer
Symphony Services Private Limited
03.2007 - 09.2008
Master of Science - Computer Science
Rutgers University
Bachelor of Engineering - Information Technology
Vishwakarma Institute of Technology
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