Jianhui Z.
Data Architect at LendingClub- Claim this Profile
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English Native or bilingual proficiency
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Chinese Native or bilingual proficiency
Topline Score
Bio
John D.
Jianhui’s experience and skills greatly enhanced the services delivered by the Data Architecture team at LendingClub. He developed and delivered structured learning to Software Engineers on a number of topics to enhance their abilities to design forward-thinking data solutions for online applications. He has a solid understanding of the different data persistence technologies which he collaboratively uses to guide Software Engineers in the right direction. Jianhui is confident and measured in his approach, always applying excellent listening skills towards influencing a positive design outcome. It would be an honour to work with Jianhui again.
Sridhar Dundigalla
Jianhui is the most knowledgable Oracle expert I have worked with. He has deep understanding of Oracle kernels, internals, and he is familiar with infrastructure components. His has outstanding communication skills and super good documentation skills. Even person with out knowledge can read his documentation and execute the steps. I learned a lot from him and I'm very glad and proud to work with him.
John D.
Jianhui’s experience and skills greatly enhanced the services delivered by the Data Architecture team at LendingClub. He developed and delivered structured learning to Software Engineers on a number of topics to enhance their abilities to design forward-thinking data solutions for online applications. He has a solid understanding of the different data persistence technologies which he collaboratively uses to guide Software Engineers in the right direction. Jianhui is confident and measured in his approach, always applying excellent listening skills towards influencing a positive design outcome. It would be an honour to work with Jianhui again.
Sridhar Dundigalla
Jianhui is the most knowledgable Oracle expert I have worked with. He has deep understanding of Oracle kernels, internals, and he is familiar with infrastructure components. His has outstanding communication skills and super good documentation skills. Even person with out knowledge can read his documentation and execute the steps. I learned a lot from him and I'm very glad and proud to work with him.
John D.
Jianhui’s experience and skills greatly enhanced the services delivered by the Data Architecture team at LendingClub. He developed and delivered structured learning to Software Engineers on a number of topics to enhance their abilities to design forward-thinking data solutions for online applications. He has a solid understanding of the different data persistence technologies which he collaboratively uses to guide Software Engineers in the right direction. Jianhui is confident and measured in his approach, always applying excellent listening skills towards influencing a positive design outcome. It would be an honour to work with Jianhui again.
Sridhar Dundigalla
Jianhui is the most knowledgable Oracle expert I have worked with. He has deep understanding of Oracle kernels, internals, and he is familiar with infrastructure components. His has outstanding communication skills and super good documentation skills. Even person with out knowledge can read his documentation and execute the steps. I learned a lot from him and I'm very glad and proud to work with him.
John D.
Jianhui’s experience and skills greatly enhanced the services delivered by the Data Architecture team at LendingClub. He developed and delivered structured learning to Software Engineers on a number of topics to enhance their abilities to design forward-thinking data solutions for online applications. He has a solid understanding of the different data persistence technologies which he collaboratively uses to guide Software Engineers in the right direction. Jianhui is confident and measured in his approach, always applying excellent listening skills towards influencing a positive design outcome. It would be an honour to work with Jianhui again.
Sridhar Dundigalla
Jianhui is the most knowledgable Oracle expert I have worked with. He has deep understanding of Oracle kernels, internals, and he is familiar with infrastructure components. His has outstanding communication skills and super good documentation skills. Even person with out knowledge can read his documentation and execute the steps. I learned a lot from him and I'm very glad and proud to work with him.
Credentials
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Certified Architect on Apache Cassandra
O'Reilly MediaMay, 2016- Nov, 2024 -
PostgreSQL 9.3 Professional Certification (EnterpriseDB 2015)
EnterpriseDBMar, 2015- Nov, 2024 -
MySQL Certified Database Administrator 5.0
MySQLMay, 2008- Nov, 2024 -
Oracle Certified Professional Database Administrator 10G
OracleApr, 2005- Nov, 2024 -
Oracle Certified Professional Database Administrator 9i
OracleSep, 2002- Nov, 2024 -
Oracle Certified Professional Database Administrator 8i
OracleJul, 2001- Nov, 2024
Experience
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LendingClub
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United States
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Financial Services
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700 & Above Employee
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Data Architect
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Apr 2019 - Jan 2023
Worked under chief architect org to support multiple fin-tech product lines interacting with product managers, architects, developers, DevOps engineers making sure proper data architecture design and implementation to achieve business goals. Improved data architecture standards, guidelines and process to ensure data design goals of performance, scalability, integrity, security and privacy. Worked with data services, analytical and data science teams to ensure data architect principles… Show more Worked under chief architect org to support multiple fin-tech product lines interacting with product managers, architects, developers, DevOps engineers making sure proper data architecture design and implementation to achieve business goals. Improved data architecture standards, guidelines and process to ensure data design goals of performance, scalability, integrity, security and privacy. Worked with data services, analytical and data science teams to ensure data architect principles, process and design standards are followed. Groundbreaking work on data privacy by design principles to meet compliance requirements for GDPR/CCPA spanning across data life-cycle such as data classification, authentication, authorization, encryption, retention and auditing. Frequent tech lunch and learn speaker on various database topics around design patterns, performance, technologies, knowledge sharing with developers and architects on cloud AWS RDS, MySQL JSON and road maps. Show less Worked under chief architect org to support multiple fin-tech product lines interacting with product managers, architects, developers, DevOps engineers making sure proper data architecture design and implementation to achieve business goals. Improved data architecture standards, guidelines and process to ensure data design goals of performance, scalability, integrity, security and privacy. Worked with data services, analytical and data science teams to ensure data architect principles… Show more Worked under chief architect org to support multiple fin-tech product lines interacting with product managers, architects, developers, DevOps engineers making sure proper data architecture design and implementation to achieve business goals. Improved data architecture standards, guidelines and process to ensure data design goals of performance, scalability, integrity, security and privacy. Worked with data services, analytical and data science teams to ensure data architect principles, process and design standards are followed. Groundbreaking work on data privacy by design principles to meet compliance requirements for GDPR/CCPA spanning across data life-cycle such as data classification, authentication, authorization, encryption, retention and auditing. Frequent tech lunch and learn speaker on various database topics around design patterns, performance, technologies, knowledge sharing with developers and architects on cloud AWS RDS, MySQL JSON and road maps. Show less
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PayPal
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United States
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Software Development
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700 & Above Employee
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Architect – Core Data Platform and Infrastructure
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May 2015 - Apr 2019
Worked with architects, developers and engineers from many business and technology organizations, designed PayPal site data architecture, strategies, standards, guidelines and process flows to meet both functional requirements and availability, scalability, performance, security requirements for various data store technologies including Oracle, Cassandra, Couchbase, MongoDB, MySQL. Led PayPal’s first multi-region Active-Active application data design and implementation across entire SDLC… Show more Worked with architects, developers and engineers from many business and technology organizations, designed PayPal site data architecture, strategies, standards, guidelines and process flows to meet both functional requirements and availability, scalability, performance, security requirements for various data store technologies including Oracle, Cassandra, Couchbase, MongoDB, MySQL. Led PayPal’s first multi-region Active-Active application data design and implementation across entire SDLC. Successfully delivered the project and established active-active application data design guidelines, best practices, adopted by several other use cases thereafter. Performed major data architect role for PayPal’s application and data sharding design to support horizontal scalability, established design guidelines and standards. Led and developed data isolation and migration standard strategies to transform legacy application data into more agile, better encapsulated micro-services. Led data store research and POC evaluation for products like Google spanner, graph databases, Oracle 12c sharding & JSON features, Percona MySQL cluster, etc. Major contributor and author to PayPal’s Enterprise Architect Committee (EAC)’s data store working group’s guidelines, standards, tools. Frequent speakers of internal technology forums for developers, DBAs. Show less Worked with architects, developers and engineers from many business and technology organizations, designed PayPal site data architecture, strategies, standards, guidelines and process flows to meet both functional requirements and availability, scalability, performance, security requirements for various data store technologies including Oracle, Cassandra, Couchbase, MongoDB, MySQL. Led PayPal’s first multi-region Active-Active application data design and implementation across entire SDLC… Show more Worked with architects, developers and engineers from many business and technology organizations, designed PayPal site data architecture, strategies, standards, guidelines and process flows to meet both functional requirements and availability, scalability, performance, security requirements for various data store technologies including Oracle, Cassandra, Couchbase, MongoDB, MySQL. Led PayPal’s first multi-region Active-Active application data design and implementation across entire SDLC. Successfully delivered the project and established active-active application data design guidelines, best practices, adopted by several other use cases thereafter. Performed major data architect role for PayPal’s application and data sharding design to support horizontal scalability, established design guidelines and standards. Led and developed data isolation and migration standard strategies to transform legacy application data into more agile, better encapsulated micro-services. Led data store research and POC evaluation for products like Google spanner, graph databases, Oracle 12c sharding & JSON features, Percona MySQL cluster, etc. Major contributor and author to PayPal’s Enterprise Architect Committee (EAC)’s data store working group’s guidelines, standards, tools. Frequent speakers of internal technology forums for developers, DBAs. Show less
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Upwork
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United States
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Software Development
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700 & Above Employee
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Director Database Operations
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Apr 2014 - May 2015
Led an international database operation team supporting e-Working marketplace for the world. Established technology and process suitable for the business demands, transformed startup-like work-shop DB engineering team to more mature enterprise level. Integrated database operations' teams from two pre-merger companies into a motivated, energetic team supporting 24x7 database operations internationally across multiple time-zones for Oracle, MongoDB, PostgreSQL, MySQL and Greenplum. Led… Show more Led an international database operation team supporting e-Working marketplace for the world. Established technology and process suitable for the business demands, transformed startup-like work-shop DB engineering team to more mature enterprise level. Integrated database operations' teams from two pre-merger companies into a motivated, energetic team supporting 24x7 database operations internationally across multiple time-zones for Oracle, MongoDB, PostgreSQL, MySQL and Greenplum. Led database and server operation support for business and infrastructure projects to meet timelines and budgets by implementing proper capacity, availability, scalability, disaster recovery, backup and restoration, data center consolidation, transformed on-premises database infrastructure to AWS in the cloud. Managed vendor, technology evaluation including DBMSs, SAN, OS on aspects of performance, manageability, operational support, cost, etc. Hired top talent and motivated team members to become problem solvers, promoted team talents to lead roles. Show less Led an international database operation team supporting e-Working marketplace for the world. Established technology and process suitable for the business demands, transformed startup-like work-shop DB engineering team to more mature enterprise level. Integrated database operations' teams from two pre-merger companies into a motivated, energetic team supporting 24x7 database operations internationally across multiple time-zones for Oracle, MongoDB, PostgreSQL, MySQL and Greenplum. Led… Show more Led an international database operation team supporting e-Working marketplace for the world. Established technology and process suitable for the business demands, transformed startup-like work-shop DB engineering team to more mature enterprise level. Integrated database operations' teams from two pre-merger companies into a motivated, energetic team supporting 24x7 database operations internationally across multiple time-zones for Oracle, MongoDB, PostgreSQL, MySQL and Greenplum. Led database and server operation support for business and infrastructure projects to meet timelines and budgets by implementing proper capacity, availability, scalability, disaster recovery, backup and restoration, data center consolidation, transformed on-premises database infrastructure to AWS in the cloud. Managed vendor, technology evaluation including DBMSs, SAN, OS on aspects of performance, manageability, operational support, cost, etc. Hired top talent and motivated team members to become problem solvers, promoted team talents to lead roles. Show less
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eBay
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United States
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Technology, Information and Internet
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700 & Above Employee
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Sr. Member of Technical Staff database engineering
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Nov 2005 - Apr 2014
Held various positions: Senior Member of Technical Staff – Database Engineering Database Engineering Team Lead Principle Database Engineer Staff Database Engineer Led database infrastructure related technical strategies, guidelines, future directions and roadmaps in Oracle, MySQL, MongoDB and Cassandra. Solving most critical technical challenges in our business from application down to bare-metal stack. Led server, OS, SAN benchmarking and evaluations. Led a group of… Show more Held various positions: Senior Member of Technical Staff – Database Engineering Database Engineering Team Lead Principle Database Engineer Staff Database Engineer Led database infrastructure related technical strategies, guidelines, future directions and roadmaps in Oracle, MySQL, MongoDB and Cassandra. Solving most critical technical challenges in our business from application down to bare-metal stack. Led server, OS, SAN benchmarking and evaluations. Led a group of world-class infrastructure DBA team members around the world Led database infrastructure projects to meet demanding business needs and future growth, including data center migration/consolidation, database upgrades, new database/server/OS technology evaluation and rollout, infrastructure optimization for high currency, scalability and disaster recovery exercises, capacity planning. Worked in SWAT-DBA team as a layer two support to NOC-DBA for all Oracle databases used behind www.ebay.com. Activities include performance tuning, capacity management, DR, HA, troubleshoot, high scalability. Show less Held various positions: Senior Member of Technical Staff – Database Engineering Database Engineering Team Lead Principle Database Engineer Staff Database Engineer Led database infrastructure related technical strategies, guidelines, future directions and roadmaps in Oracle, MySQL, MongoDB and Cassandra. Solving most critical technical challenges in our business from application down to bare-metal stack. Led server, OS, SAN benchmarking and evaluations. Led a group of… Show more Held various positions: Senior Member of Technical Staff – Database Engineering Database Engineering Team Lead Principle Database Engineer Staff Database Engineer Led database infrastructure related technical strategies, guidelines, future directions and roadmaps in Oracle, MySQL, MongoDB and Cassandra. Solving most critical technical challenges in our business from application down to bare-metal stack. Led server, OS, SAN benchmarking and evaluations. Led a group of world-class infrastructure DBA team members around the world Led database infrastructure projects to meet demanding business needs and future growth, including data center migration/consolidation, database upgrades, new database/server/OS technology evaluation and rollout, infrastructure optimization for high currency, scalability and disaster recovery exercises, capacity planning. Worked in SWAT-DBA team as a layer two support to NOC-DBA for all Oracle databases used behind www.ebay.com. Activities include performance tuning, capacity management, DR, HA, troubleshoot, high scalability. Show less
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Oracle database consultant, DBA, performance tuning consultant
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2000 - 2005
10/2004-11/2005 Infinite Computer Solutions, Inc. Herndon, VA Oracle DBA Worked at Fannie Mae as Oracle DBA, major focus was on application and developer support, DB automation, adoption of XML. 4/2004-10/2004 ICONMA, LLC, Dulles, VA Oracle DBA Worked at AOL for Data warehouse automation among Oracle, Netezza, IBM Redbrick using Java/JDBC and Shell script. 1/2003-4/2004 iORMYX Inc. Washington D.C. Oracle DBA Worked at WorldBank Group as a DBA consultant, covered all… Show more 10/2004-11/2005 Infinite Computer Solutions, Inc. Herndon, VA Oracle DBA Worked at Fannie Mae as Oracle DBA, major focus was on application and developer support, DB automation, adoption of XML. 4/2004-10/2004 ICONMA, LLC, Dulles, VA Oracle DBA Worked at AOL for Data warehouse automation among Oracle, Netezza, IBM Redbrick using Java/JDBC and Shell script. 1/2003-4/2004 iORMYX Inc. Washington D.C. Oracle DBA Worked at WorldBank Group as a DBA consultant, covered all aspects of database administration. Developed tools for database monitoring, capacity/performance analysis using Java JSP/Servlet. 2/2001-6/2002 ITT Pinnacle, Inc. Boca Raton, FL Oracle Performance Specialist Worked at ADT on customer care and billing applications performance tuning, optimized design from application to database level, SQL and DB schema optimization. Show less 10/2004-11/2005 Infinite Computer Solutions, Inc. Herndon, VA Oracle DBA Worked at Fannie Mae as Oracle DBA, major focus was on application and developer support, DB automation, adoption of XML. 4/2004-10/2004 ICONMA, LLC, Dulles, VA Oracle DBA Worked at AOL for Data warehouse automation among Oracle, Netezza, IBM Redbrick using Java/JDBC and Shell script. 1/2003-4/2004 iORMYX Inc. Washington D.C. Oracle DBA Worked at WorldBank Group as a DBA consultant, covered all… Show more 10/2004-11/2005 Infinite Computer Solutions, Inc. Herndon, VA Oracle DBA Worked at Fannie Mae as Oracle DBA, major focus was on application and developer support, DB automation, adoption of XML. 4/2004-10/2004 ICONMA, LLC, Dulles, VA Oracle DBA Worked at AOL for Data warehouse automation among Oracle, Netezza, IBM Redbrick using Java/JDBC and Shell script. 1/2003-4/2004 iORMYX Inc. Washington D.C. Oracle DBA Worked at WorldBank Group as a DBA consultant, covered all aspects of database administration. Developed tools for database monitoring, capacity/performance analysis using Java JSP/Servlet. 2/2001-6/2002 ITT Pinnacle, Inc. Boca Raton, FL Oracle Performance Specialist Worked at ADT on customer care and billing applications performance tuning, optimized design from application to database level, SQL and DB schema optimization. Show less
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China Telecom Corporation Limited
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China
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Telecommunications
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100 - 200 Employee
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senior database administrator and developer
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1994 - 2000
Led a group of developers on telecom 97 project (Customer Care, Billing, debt collection applications etc.) Developed numerous telecom related applications and database design. Led a group of developers on telecom 97 project (Customer Care, Billing, debt collection applications etc.) Developed numerous telecom related applications and database design.
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Education
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2000 - 2003
Maharishi International University
Master, Computer Science -
1990 - 1994
Shanghai Jiao Tong University
Bachelor of Engineering - BE, Information and Control Engineering
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