• Product planning, development responsibility in Db2 data management, storage, object storage, availability, high availability.• Partnered with AWS to deliver high performing OLTP solution.• Upline duties of multiple world-wide development teams in North America and Germany including partnership with SAP to deliver the Db2/SAP solution that generates revenue and install base growth year after year.

- Delivered transformational change of Db2 High Availability solution from on-prem only to cloud-ready. --> Architected staged MVP delivery to phase out incumbent cluster manager --> Reorganized traditional component-based teams into multiple agile squads to accelerate development --> Reinvented and modernized software stack with enterprise and cloud-ready open-source cluster manager. --> Technical owner and hands-on redesign of new integrated solution.- Upline duties of multiple world-wide development teams in North America and Germany including partnership with SAP to deliver the Db2/SAP solution that generates revenue and install base growth year after year.- Championed multi-dimensional employee/career development by orchestrating opportunities for them to succeed.

- Managed multiple world-wide development teams ensuring timely deliverables with quality.- Product owner of Db2 pureScale, driving the facelift of the product design to be cloud-ready.- Technical owner of modernizing Db2 high availability software stack with open-source technology --> Crafted multi-year development milestones to deliver value to customers in true agile fashion --> Exceeded expectation from prototype to GA a full release earlier --> Collaborated with multiple cloud vendors for cross development and validations --> Presented education sessions in multiple conferences/client sessions: PREVAIL, IDUG, etc.- Technical owner of porting Db2 pureScale to Linux on IBM Z- Strived for employee recognition & satisfaction to increase team morale and overachieve expectations, by netting 100% in 53 division-wide award nominations with 5 promotions in 10 months

- Led Db2 LUW worldwide support organization with over 100 reports to provide best of the class service to global clients in health, financial, government, education, manufacture sectors.- Orchestrated a 20% increase in support Net Promotor Score (NPS) in 11 months, 19% reduction in overall customer case backlog in 7 months against rising workload and reduced work force.- Established long term sustainable plan to improve efficiency and internal team collaborations. - Championed product quality improvement in different phases of development and customer engagements to improve support KPI.- Primary escalation point from sales, client teams, and customers.- Hosted one-day workshop on “Db2 Internals” in Db2 Symposium, Netherlands.- Product owner and technical development lead of Db2 pureScale, direct engagement with customers and sales to evaluate business and customer requirements.- Chief reviewer of design and code changes.- Upline responsibilities in Db2 LUW development teams

- Managed a team of 14 domestic and international software development and support engineers in IBM Analytic Db2 pureScale division.- Architected and instituted new process changes to successfully transform from the traditional two-tiered support and development infrastructure into a single agile squad driving 50% improvement in operation efficiency while continuing to deliver new features to product. Received Private Cloud Hero Award for spearheading this effort.- Fully embraced agile development methodologies, adjusted priorities per monthly sprint to deliver committed product content on time with focus on quality after staff reductions and increases in content.- Collaborated with various cross-functional product development teams to ensure timely feature deliveries.- Owned all new feature requests from clients, responsible for screening, assessing with quick design, and prioritizing them in team backlog - Championed and contributed to product-wide education by delivering multiple education sessions and authored the “Db2 pureScale failure behaviour series” benefiting technical sales, client-facing support teams, developers, and system test engineers.- Architect of all team deliveries, overseeing external specifications, component design, code reviews, test plan completion, with hands-on troubleshooting.- Visited overseas clients to strengthen partnership, delivered product highlights, and assisted in sales opportunities- Presented product best practice at International Db2 User Group (IDUG) conference.- Coached, mentored, and charted career path for individual team member. - Supported and provided equal opportunities for each employee to succeed where each won product wide award this year, received recognition for dedication, over-achieving business results and contribution to the product and client success.

- Owner of the DB2 pureScale high availability components responsible for orchestrating failure recovery through interactions with IBM Tivoli Systems Automation for Multiplatforms (Tivoli SA MP), Reliable Scalable Cluster Technology (RSCT), and Spectrum Scale (GPFS).- Led a team of nine developers to provide timely responses to several internal forums, hands-on troubleshooting, or general DB2 pureScale best practice guidance.- Chaired monthly meeting across development, service, and system test organizations.- Organized and presented multiple education sessions for new hires, services, and sales organizations.- Focused on improving serviceability and customer ease-of-use by promoting and designing automated configuration verification, monitoring, error detection, and data collection at first failure.

- Designed and delivered integrated support of automated storage replication setup, administration, and monitoring to DB2 V11.1 release.- Architected and delivered the highest available multi-sites active/active DR-capable pureScale solution ideal for demanding OLTP applications.- Hands-on in the design, implementation and review phases of all features delivered by the squad of five developers.- Championed agile development process to ensure efficient features delivery while adjusting to rapid pace of customer requirements.- Organized monthly sprint planning meeting to assess, prioritize, and work items assignment.- Chaired daily meeting as squad scrum master to actively resolve outstanding issues and remove potential obstacles hindering squad’s delivery commitment. - Presented monthly results to stakeholders and conducted retrospective meetings as feedback to continuously improve squad’s effectiveness, communication, and skill-set.- Educated and mentored junior team members.

- Presenter at Central Canada DB2 Users Group conference in 2016.- Technical advocate for prominent healthcare alliance in US and financial institution in Sweden.- Provided guidance directly to customers or IBM technical sales on building a scalable and fault tolerant DB2 pureScale cluster that suits the unique customers’ needs.- Enhanced clients’ knowledge of DB2 offerings and long range strategies.- Built long term relationship and partnership to improve client satisfaction.- Hands-on experience in on-site proof-of-concept.- Led multiple successful on-site and off-site proof of concepts for various financial services - corporation from drafting the Document Of Understanding with scope definition, hardware order, test scenario creation to DB2 installation up and running, high level walkthrough and demo, test execution, and hands-on troubleshooting.- Engaged in multiple customer situations to perform thorough analysis of cluster configuration from hardware, network, to software level to ensure optimal setup primed to scale in the future.- Presented DB2 pureScale best practice, pureScale maintenance steps to customers, new features in DB2 V11.1 to many customers.- Organized and chaired customer briefing events in IBM Toronto Lab that involves scheduling topics tailored to customers’ business need, speakers’ invitation, and post event follow-up sessions.

- Researched, architected, and implemented an embedded remote storage access layer in the DB2 I/O layer leveraging open source libcurl and xml enabling DB2 utilities to access AWS S3, SoftLayer Object Storage, or any FTP servers through REST APIs with an aggressive two months for initial delivery.- Designed and implemented a cross platform, open source free Remote Storage Software Development Kit (SDK) in Java using native HTTP support and REST APIs for streaming data between AWS S3 and SoftLayer Object Storage.

Team lead of five developers in 2010 to drive key pureScale features: - Online rolling updates of DB2 interim releases providing continuous 24x7 availability to applications in planned outages. - Designed and implemented multiple synchronization primitives such as multi-threaded cluster-wide POSIX-compliant file locking. - Implemented a non-exclusive update latching protocol to reduce hot contention point.pureScale co-location supportDesigned, led, and contributed to many key pureScale features : - Network type support: Expand from the initial Infiniband-only support to Remote Direct Memory Access over Converged Ethernet (RoCE). - Platforms coverage: Lead the porting, configuration, and testing effort to expand initial offering on AIX only to to SuSE and RedHat Enterprise Linux. - High Availability: Remove single point of failure at adapter, network switch, and storage layers by introducing redundancy to each component. - Disaster Recovery: Architect of the fully redundant DB2 geographically dispersed pureScale cluster that provides an active/active DR solution with transient failover time.

- Recipient of IBM DB2 Outstanding Technical Achievement on I/O subsystems in 2006 for exploiting and integration of many performance enhancing file system features such as Direct I/O, Concurrent I/O, fast pre-allocation, cache-hints to storage subsystems, thread-safe offset-based I/O, etc.- Designed and implemented a C++ standalone, cross-platforms (UNIX, Linux, and Windows) Operating System Services SDK that provides many standard C library functionalities such as memory allocation, I/O operations, synchronization primitives such as latching, atomics, system V and POSIX IPC messages, queues, shared memory, waitpost, time, process and threads, logging and traces, etc.- Chaired bi-monthly interlock between DB2 and AIX teams on developing jointed features providing values to customer using the specific IBM software and hardware stack.- Participated in regular interlocks with file system vendors such as Veritas File System on jointed feature development.

- Led a team of 5 engineers to provide nightly DB2 builds on multiple platforms (AIX, Solaris, HP-UX, and Linux) in a timely fashion.- Developed, enhanced, and maintained tools (shell scripts, Perl) to increase developers’ productivity by automating compilation, source code management, and sanity tests.- Invented the hourly build infrastructure on multi-platforms to help reduce and detect compilation or linking errors, thereby increasing the productivity of the entire development team.- Develop and maintain utilities in PERL and UNIX shell scripts to automate internal processing.- Unified the UNIX and Windows development environment.- Trained and mentored junior team members.

- Designed a generic test machine to monitor several critical systems- Designed and implemented Subscription Management System, an online registration system for automatic email notification of new article posting- Built a customer survey form using Java (Java Servlet)

- Designed, implemented & tested two level taxation in Internet Admin Framework 3.0 Release (IAF/3), IAF is a comprehensive customer care and billing software system for service providers- Researched on WorldTax, an international tax calculation tool- Re-designed & implemented APIs used by the Bellcore Rater to access the Oracle 8.0 database- Developed test driver to measure the performance and quality of the Bellcore Rater- Setup & installed Solaris 2.6 in Sparc 5 workstation- Helped other QA members setting up test environment

- Developed SQL scripts to populate database with test data- Built tools and scripts to automate the nightly installation process and end-to-end smoke test run- System tested user interfaces for customer care and customer self-care in IAF/2 software on Sun Solaris 2.5 and with Oracle 7.3- Developed test plans and designed detailed test cases- Evaluated a Window-based software package for QA – Silk Test Suite

- Developed test program for hardware devices- Upgraded a test tool by adding more functionality using C- Designed and implemented an automation program to perform statistical analysis on real time data from the Market - Provided user documentation on program developed- Participated in the implementation of the TCP/IP driver

Re-designed computer sites hardware database - Constructed floor plans for computer sites using Aperture 4.0.6 for Windows- Revised and transferred hardware database from Q&A for DOS to Aperture- Programmed in Access Basic to automate calculations- Provided user training and documentation for the database developed- Installed computer systems- Assembled hardware components, prepared system for use

- Prepared business case for software purchase- Converted technical user manuals to MS-Windows Help Files using Hypertext MarkUp Language and Windows Help Compiler - Provided user training and documentation for the Help Files developed- Assisted in generating shell scripts for tape backup and automation. - Attended training courses on DMS/OS, JCL, REXX