Experience

• Working on ExaGrid’s Tiered Backup Storage.



• Cloudera acquired Cazena in June 2021. Tech Lead for the product CDPOne - Cloudera CDP as a Service, on AWS and Azure.



• Data Architect at a startup company doing Cloud Data Lakehouse on AWS and Azure. • Architect, design and develop Cazena Cloud Data Lakehouse on AWS and Azure. • Cloud Data Lakehouse has Cloudera Hadoop, Impala, Spark, Hive, Hbase, Kudu fully managed with security on AWS and Azure. • Excellent knowledge of the AWS and Azure cloud platforms, the various APIs for language bindings and CLI, how to design software that can be deployed as a service on multiple cloud platforms. • Design and develop a solution for infrastructure and software upgrade for Cazena Cloud Data Lakehouse on AWS and Azure. • Design and develop a solution for data encryption at rest on Azure before Azure had a solution for this, using LUKS. • Design and develop infrastructure solution for the clusters to use Azure Managed Disks. Use Java, Ruby, Python, Bash scripts and Salt in development on Linux. Show less



• Developing the next generation Data warehouse . • High speed load and unload for the IBM dashDB on the cloud and on prem. • Encryption of data at rest with SED using a PKCS#12 key store and FIPS compliant algorithms, key management for the IBM Netezza appliance. • Database replication solution using SQL replication for a data warehouse, with multiple terabytes loaded every day. Have a consistent track record for solving complex problems in the field. Product developed on Linux using C/C++. Show less



• Lead the development of the Netezza appliance over multiple releases. Product developed on Linux and Nucleus using C/C++. • Implementation of SQL parsing, rewrite, plan generation and execution for a massively parallel architecture. • Database audit history for utilities executed, system state transitions, DDL and DML queries executed, tables, columns accessed, operations performed by user, group and session with time stamp and success or failure of the operation with reason. • System management of the appliance to detect blade and disk failures, degraded devices, automated device failovers, regeneration of data, event notification sub system, boot server for delivering device image and startup server for processes. Show less



• Lead the development of the 3Com NBX and VCX VOIP platforms. Product developed on VxWorks and Linux using C/C++. • Device image download protocol and download server. • Music on hold, Call processor to Voice application interface and state machines • Voice mail and auto attendant, Voice Protocol for Internet Messaging (VPIM) • Database interface using Raima embedded database • Web front end for configuration using an embedded web server and HTML tagging.



• Lead, architected, designed and implemented the company's flagship ProductCenter, a PLM product on Windows, UNIX using C/C++. • Windows and Web Client. • Integrated with third party CAD package PTC’s ProEngineer. • Contributed to parts of the API layer to the server.