Veteran R&D Manager with more than 20 years of hands-on experience in software architecture, specializing in building high volume, scalable, high-performance, distributed data services and systems.
Deep expertise in Big data, NoSQL products, and RDBMS, Software architecture and development.

My expertise involves System/Product/Software Architecture, Data modeling, Data-warehouse architecture and design, High availability solutions and architectures, Database/Infrastructure support, Backup and recovery, Monitoring and performance tuning, Software development, Database development, Cloud Computing, Shell Scripting and Performance benchmarks.

Deep expertise in RDBMS (Oracle/MySQL/MSSQL/PostgreSQL/Sybase), Software architecture and development (Java/Scala/Akka/NodeJS/Microservices), and NoSQL products.

NoSQL products: Hadoop, HBase, Hive, Cassandra, Aerospike, Couchbase, MongoDB, Riak, Redis, Aerospike, neo4j.
Software Languages: Java/J2EE, Scala, NodeJS, C, C++, Perl, Python, Ruby.