Nash Chang

Experience

• 

  IBM

  Mar 2011 - Apr 2018

  Besides as a software developer, I started my leadership career from this job. Except for doing some development work, responsible for IBM Storwize from a team perspective, split into several areas:* Investigate and size new requirement/feature* Plan work for whole team, track and report status* Train new comers* Design and document* Review design and code from peers.* Lead team to support third-part storage, new drive, and enclosure devices.* Lead team to screen and fix product defects* Customer support Show less Spectrum Virtualize is middle range clustering storage product of IBM, it works as a storage while virtualizing third-party storage products, providing unified management interfaces for all storages, supporting 400+ series storage products from various storage companies, including DELL EMC, NETAPP, Hitachi etc. Spectrum Virtualize development is a global team, most of developers are from UK, daily communication with UK colleagues improved my English and communication skills. I worked with VL component which runs "initiator" of Spectrum Virtualize. Areas including discovery and management of node/drive/enclosure/third-party storage, IO path, multi-path, ERP, Timeout, SCSI, quorum disk management etc. SCSI is the interface to various devices, with this job I became an expert of SCSI commands/SBC/SPC, understood storage system and industry and also got familiar with hundreds popular storage systems/drive disks from market. Show less

  • Software Architect

    Jan 2017 - Apr 2018

  • Team Lead

    Oct 2014 - Apr 2018

  • Software Developer

    Apr 2012 - Sept 2014

  • Intern

    Mar 2011 - Mar 2012
• 

  UCloud

  May 2018 - now

  MySQL UDBMongoDB UDBPostgreSQL UDBSQL Server UDBTiDBUDTSUSMC PaaS department – Design and development of enterprise distributed storage service

  • PaaS RSDD manager & PaaS DDDD manager

    Feb 2022 - now

  • PaaS SCDD manager

    Dec 2019 - Feb 2022

  • Senior R&D Engineer

    May 2018 - Dec 2019