Experience

UNICOM Global

• United States
• Software Development
• 1 - 100 Employee

• Chief architect, solidDB

  • Aug 2014 - Present

  Chief architect of solidDB responsible for product architecture and design. Worked on design and architecture of new solidDB features like data replication and distributed high availability and scalability solutions for cloud environments. Worked on design and implementation of partitioned data replication, recovery and consensus algorithm (Raft) adaptation to solidDB. Chief architect of solidDB responsible for product architecture and design. Worked on design and architecture of new solidDB features like data replication and distributed high availability and scalability solutions for cloud environments. Worked on design and implementation of partitioned data replication, recovery and consensus algorithm (Raft) adaptation to solidDB.



IBM

• United States
• IT Services and IT Consulting
• 700 & Above Employee

• Chief Architect, IBM solidDB

  • Jun 2008 - Aug 2014

  Chief architect of solidDB responsible for product architecture and design. Worked on design and architecture of new solidDB features like Universal Cache, parallel high availability component, transaction log reader and improved multi-core and in-memory scalability.

• Architect, IBM Mobile Database

  • Sep 2012 - Dec 2013

  Architect of IBM Mobile Database that is based on solidDB and runs on mobile platforms. IBM Mobile Database supports strong data encryption and can replicate relational data between mobile devices and back-end IBM databases.



Solid Information Technology

• Software Development
• 1 - 100 Employee

• Chief Architect, Co-Founder

  • Jul 1992 - May 2008

  Chief architect of solidDB responsible for product architecture, design and implementation. solidDB is a high performance in-memory SQL database engine with many advanced features like high availability and hybrid in-memory and disk based tables. Implemented many core features including B-tree indexing, multi-version concurrency control, transaction manager, lock manager and stored procedure compiler and interpreter. Worked on the design and implementation of transaction logging and recovery, buffer pool manager, in-memory engine, security, network communication, high availability and advanced replication feature (publish/subscribe model). solidDB was acquired by IBM (2008).



Contex Information Oy

• Software Engineer, Co-Founder

  • Mar 1991 - Jul 1992

  Chief architect of a full text indexing engine. Chief architect of a full text indexing engine.



VIA Yhtiöt

• Software Engineer

  • May 1988 - Mar 1991

  Software engineer working on implementation of a VIA/DRE relational database engine. Implemented unique index support and memory debugging subsystem and worked on other areas of the database engine. Software engineer working on implementation of a VIA/DRE relational database engine. Implemented unique index support and memory debugging subsystem and worked on other areas of the database engine.