Sign in

QA Tester

Columbia, Maryland, 21044, United States
April 25, 2018

Contact this candidate


Woei Lin

**** ******** **** *****, ********, MD *1044 (M) 443-***-****


Software Tester


I have twenty-five years of experience in software testing covering all phases of software development life-cycle technology, including waterfall and agile scrum methodologies. During this time, I have designed, developed and executed test plans and test cases using manual and automated testing methods at various levels (unit, integration, system, user acceptance and production levels). This covers all phases, from requirements, testing to production deployment and maintenance for best quality software product delivery.

Technology and Methodology:

Operation Systems: Windows XP, UNIX, Linux, AIX, IBM Mainframe, Macintosh

Web Tools: HTML, XML, SOA Web Services, SOAP, Javascript,

Databases: Oracle, Sybase, Informix, DB2, SQL, PL/SQL Developer, SQL Plus, Teradata

ETL: Data Warehouse, Informatica PowerCenter, Oracle OBIEE BI Publisher, IBM COGNOS

Test Tools: HP Quality Center (QC), HP Application Lifecycle Management (ALM), Bugzilla, Rational Robot, Quick Test Pro (QTP), Unified Functional Test (UFT), SOAP UI, Team Foundation Server (TFS), Microsoft Test Manager (MTM)

Open Source: Selenium, FitNesse, DBFit, Eclipse, Jenkins, Hudson, Jira, Confluence, HipChat, TestRail

Desktop Tools: MS Office (Word, Excel, Power Points, Access), Matlab, Mathematica

UNIX Tools: UNIX scripting, ksh, bash, csh, sed, awk, nawk, gawk, perl, Tectia SFTP, Tectia SSH Terminal

Software Development: SDLC, PMP, CMMI 3, Water Falls, Agile SCRUM

Test Methods: Front-end/Backend Testing, Black Box/While Box Testing, Manual/Automated Testing

Test Phases: Unit, Integration, System, Quality Assurance (QA), User Acceptance Test (UAT), Independent Verification and Validation (IV&V), Production, Maintenance

Networks and Circuits: LAN, WAN, Fiber Optical Networks, Video Networks, Home Networks Management (HNM), BHR, STB, POTS, Fiber Circuits, DDS, T1, T3, Gigabit Ethernet, Optical Carrier, Routers, Switches

Recent Employment History



Senior Quality Analyst; (CMS/CSRA/GDIT Project)

DECC (Development Effort Consolidation Contract) Project: Worked on Hospital Quality Reporting (HQR) System including HVBP, ASCQR, IPFQR and SSNRI and others.

Successfully completed all assigned tasks and delivered all supported DECC HQR application software on schedule and within budget with best quality assurance of the product – defect free in production

Completely followed CMMI and Agile processes standard for each assigned tasks and successfully completed all required program deliverables on time and within budget.

Prepared test cases for each assigned task, completed peer review, loaded/executed test cases in QC/ALM, and managed defect life cycles. Worked with developers and business analysts to resolve the issues and track the defects to resolutions and all severity level 1 and 2 defects are fixed before deployment.

Designed and developed complex Oracle SQL queries for test case execution and verification/validation of healthcare data and quality reports and verified/validated all test data met requirements.

Designed and developed test scripts to generate required test data/files to simulate production data for QA and UAT testing purposes.

Used PL/SQL Developer tool for database access and testing all assigned tasks for DECC applications

Used Tectia Secure File Transfer (sFTP) to load files for File Injection Process into HVBP UNIX server before loading into HVBP system for calculation and reporting purpose

Used Informatica Power Center to run workflows to test ASC/IPF ETL data extraction process. Loaded healthcare ASC/IPF claim data from CMS IDR repository using Teradata DB tool into DECC ASC/IPF systems for calculation and reporting purpose

Used Oracle BI (Business Intelligence) Publisher tool for ETL processing to generate healthcare quality reports for HVBP and ASC systems

Ran Informatica Power Center to load SSNRI data from CMS IDR repository to convert SSN to MBI for all DECC applications with all defects tracked and resolved.

Prepared automation test cases using Unified Functional Testing (UFT) tool for IPF system to reduce testing time for IPF regression testing

Participated and reviewed all assigned deliverable for requirements, user stories, requirement change requests, and functional specification with stakeholders and provided corrective and constructive feedbacks to improve quality and reduce program risk for all required artifacts.

Participated in Peer Review with stakeholders and reviewed all deliverables for Requirement Traceability Matrix (RTM), Unit Test Plan (UTP), Deployment Plan (DPlan) and Operation & Maintenance (O&M) Manual to ensure all deliverables meet CMMI/Agile process standard and achieve best quality results.

Attended the Daily Stand Up meetings for Agile Scrum process to touch upon the issues in Product Backlog for resolutions and daily updated status on Sprint Plans for each release.

Supported IV&V and UAT testing for DECC applications software with no defects found during IV&V and UAT test cycles for all DECC applications involved

VERIZON COMMUNICATIONS INC, Silver Spring, MD 10/1995 to 12/2010

Software Programmer & Analyst; (Verizon Internal Projects)

Home Network Management Project: remote provisioning and surveillance functionality on data and video equipment

Reviewed release notes to develop test plan and test cases for regression and enhancement functionalities

Generated all XML requests for all regression and enhancement testing based on lab data point verification and database search

Collaborated with lab technician and developers for data point creation and test environment maintenance

Performed testing for all regression and enhancement and provided test results and test metrics for each release

Retested bug fixes to resolve code issues and environment issues encountered in system testing and user acceptance testing

Coordinated and supported user acceptance testing with test data point generation and test environment maintenance

Performed production certification and verification and delivered production release successfully

Delphi Project: test and analysis operations on various corporate proprietary circuit/network configurations

Executed regression testing to diagnose circuit operations on various circuit configurations using corporate test and analysis software

Performed end-to-end testing for network transport orders from upstream systems to downstream systems

Conducted regression testing on XML Circuit Line Record orders through UNIX replay mechanism

Performed ping test on CISCO Router and ALU Switch in Windows GUI environment

Supported end-to-end regression alarm testing for Motorola Gigabit Passive Optical Network

Documented and analyzed test results and provided test metrics and retested bug fixes for code issues

Coordinated client testing and performed verification during production deployment from interface systems

AAIS Project: line record processing of service orders and work orders for provisioning and maintenance

Developed requirement documentation by gathering info from clients for interface systems

Created test plan, test orders and test scripts for SOAC (Service Order Assignment & Control) interface testing

Reviewed defects and enhancements to develop test plan and generate test scenarios based on project scope and capacity

Worked with clients to establish robust regression suites that cover all major business functionalities

Performed full regression and verified all defects and enhancements for SOAC functionalities

Maintained UNIX test environment for application servers and queue maintenance for SOAC testing

Managed and worked with consultants to create UNIX scripts for data point searching tool

Verified and validated line records for migrated data from IBM mainframe legacy systems

Livewire Project: service orders and work orders processing in complete life-cycle for provisioning and proactive maintenance

Developed test cases and executed test scripts for SOAC system testing

Searched, modified and created test orders for test scenarios from production feeds using UNIX scripts

Executed service orders and work orders in UNIX environment for complete life-cycle.

Verified the test results in database against expected results using SQL scripts

Created trouble tickets for program bugs based on test results and regression test for the fixes

Mechanized and automated UNIX test scripts for more effective processing of service orders and work orders

Coached and trained teammates for SOAC testing and prepared training documentation

Verified and validated service order and work order records from IBM mainframe legacy systems

Prior Employment History

TECHNICAL CONSULTING SERVICE, McLean, VA/Reston, VA/Columbia, MD 10/1994 to 9/1995

Test Specialist;

MISSI Projects: Worked as QA Tester in Software Quality Assurance group for testing Certificate Authority Workstation software for Multilevel Information System Security Initiative project - a network security system for Defense Messaging System

EFS Project: Worked as Test Engineer in System Test team for testing commercial software product of Enhanced Facsimile System - an integrated solution for facsimile message handling (X.400) system

RCAS Project: Worked as Test Specialist in Unit Test team on Reserve Component Automation System project - an Army Database Automation system for the U.S. Army Reserve and the Army National Guard

COMPUTER SCIENCES CORPORATION, Rockville MD 4/1992 to 7/1994

System Analyst & Tester; (FAA/IBM/CSC Project)

AAS Project: Worked in Algorithm team in System Engineering Department and Segment Integration Team in Test and Integration Department on the Advanced Automation System project

Designed and tested all test cases and developed test strategies based on system requirement specifications.

Performed testing for system software on IBM RISC/6000 AIX processors over Token Ring and Ethernet networks.

Performed testing using automated test tool to monitor and control AAS system software

Employed AIX shell scripts and system test probes facility tool to catch system requests and responses messages between software in verifying AAS requirements

Developed problem tracking reports and worked with system engineers and software developers in resolving issues and verified code fixes through regression testing


MORGAN STATE UNIVERSITY, Baltimore, MD 8/1983 to 6/1991

Assistant Professor; Department of Mathematics and Computer Sciences


Teaching/Research Assistant; Department of Mathematics and Computer Sciences


University of Maryland, Baltimore, MD

Ph.D., Applied Mathematics with concentration in Control and System Theory

M.S., Applied Mathematics with concentration in Control and System Theory

National Taiwan University, Taipei, Taiwan, Republic of China

B.S., Mathematics

Status: U. S. Citizen Clearance: Public Trust

Languages: English (Fluent), Mandarin Chinese (Native)

Contact this candidate