SQL DBA & Database Specialist with 15+ Yrs Experience
1. XIAOYIN LI
Hemet, CA 92545
lxiaoyin@yahoo.com 951.223.3355 www.linkedin.com/in/lxiaoyin
SQL DBA / DATABASE SPECIALIST
Test & Validate Functionality to Achieve High-Quality Products
Possess deep understanding on database management system, having hands-on experience in
testing DB2 database, writing SQL queries, and maintenance / recovery. Provide troubleshooting,
defect analyzing, and resolution performance tuning and configurations. Demonstrate effective
problem-solving and interpersonal skills with developers and project managers while handling
multiple, complex assignments.
Area of Expertise:
Database Security | Process Improvement | Delivery | Analysis | Programming
PROFESSIONAL EXPERIENCE
IBM, San Jose, CA 2001 – 2016
Advisory Software Engineer
Led global teams on functional testing for dashDB / DB2 databases.
• Reviewed and evaluated design specifications, verifying new model met customer requirement
and testable.
• Created test plans and developed test cases written in SQL and Perl Script, examining new
features in DB2 database releases.
• Drove test execution and automation, improving code performance and reducing maintenance
cost.
• Performed defect detection, root cause analysis, and debugging during process and resolution,
ensuring high quality of each release delivery.
• Monitored test suites execution results and added customized test scenarios, preventing code
from regression and increasing coverage.
2. INFORMIX INC, Portland OR 1998 – 2001
Test Engineer
Performed functional verification test for Informix XPS database server.
• Created test plans through evaluating database features of table fragmentation, database co-
server, XA, truncate table and data globalization, verifying feature was confirmable and defining
test strategy, scope and coverage.
• Wrote test cases defined in the test plan with using SQL and Perl script, validating new features
work as specified in design documents.
• Implemented test automation with ESQL and C, including DB application, system configuration,
scripts writing, porting, client / server programming, and extending test coverage to meet
customer’s environment.
• Developed customer orientated test scenarios from defects found by customers, reducing gap
holes in test suites.
3. XIAOYIN LI lxiaoyin@yahoo.com PAGE TWO
ADDITIONAL RELEVANT EXPERIENCE
HEWLETT PACKARD, Vancouver, WA
QA Engineer
PORTLAND STATE BOOKSTORE, Portland, OR
System / Database Administrator
EDUCATION
Bachelor of Science (BS), Computer Science, Portland State University, Portland, OR
CERTIFICATIONS
IBM Certified Database Associate
IBM Certified Specialist and Solution Expert
Certificate of Completion “Learning Perl” course, issued by CPD
Certificate of Accomplishment for completed “Introduction to Java” class issued by,
Axian Software Consulting and Training
TECHNICAL SKILLS
Languages: SQL, PL / SQL, XQuery, C / C++, Java, XML, Perl, UNIX Shell Scripts
Software: dashDB, DB2, Informix IDS XPS
Platforms: Windows, UNIX, Linux, AIX, HP-Unix, and Solaris
Tools: Eclipse, ClearCase, ClearQuest, Cscope, Rational Team Connect, Rational Test
Manager
Skills: Experiences in full Software Lifecycle, Software development in Agile / test
methodologies, system configuration; Writing SQL queries and test automation
