Sandy Mendoza
Sandy Mendoza

Senior QA Engineer

Open to offers · Member since 20 Apr 2026
Message
Location
Balayan, Philippines
Desired salary
Unspecified
Work preference
Remote Only / Full Time, Contract
Experience level
Senior

About

Professional summary

I am a meticulous Senior QA Engineer with more than a decade of experience delivering high-quality software through comprehensive manual, regression, backend, API, web, mobile, desktop, and Salesforce testing.

I have led testing activities across the software development lifecycle, from requirements reviews and test estimation to test design, execution, defect management, release readiness, and QA sign-off. I am experienced in collaborating with developers, business users, and cross-functional stakeholders.

My Salesforce QA experience includes functional and integration testing in Sales Cloud, validating flows, roles, permission sets, SOQL results, and supporting user acceptance testing. I apply shift-left testing practices to identify risks early and provide effective test solutions.

I have tested mobile applications, payments, subscriptions, feature experiments, AWS microservices, COVID web and mobile applications, games, firmware, and 3D software. My testing work includes performance, usability, compatibility, exploratory, smoke, sanity, localization, and end-to-end testing.

I use tools including Jira, Zephyr, Postman, Jenkins, GitLab, AWS, Salesforce Inspector, Firebase, and TestFlight. I also have programming and database knowledge in Python, MySQL, and MongoDB, and I am currently learning Playwright automation.

I am committed to continuous improvement, root cause analysis, clear documentation, stakeholder management, and building reliable release processes that improve product quality and customer satisfaction.

Notice period: 1-2 months

Skills

38 capabilities

Tech stack & tools

Working toolkit

Application Hosting

Application Utilities

Data Stores

Design

Development

Languages & Frameworks

Marketing and Sales Tools

Experience

Career history

Senior Consultant QA Simplus Philippines Inc.

Led test estimation and working sessions to gather required information before testing. Owned functional and integration testing activities in a Salesforce Sales Cloud environment and contributed to QA decisions for testing activities and releases.

Applied shift-left testing practices to develop effective test solutions. Supported user acceptance testing with business users and validated results using SOQL and Salesforce Inspector, including verification of flows, permission sets, and roles.

Quality Assurance Engineer BandLab Technologies

Created and maintained comprehensive test cases in Zephyr and contributed to QA knowledge-sharing sessions for tested features and updates. Executed performance, usability, and compatibility testing for mobile applications.

Performed production payments testing for in-app purchases and subscriptions related to Boost and Membership features. Tested A/B feature experiments through Amplitude and triggered and tested builds using Jenkins, Firebase, and TestFlight.

Senior QA Blackfort Consulting Inc.

Led requirements reviews, defect management, and team verification testing with stakeholders. Initiated validation of user stories early in development to identify issues before later testing phases.

Owned the software testing lifecycle from requirements review and test design through execution and defect resolution. Performed regression testing across mobile platforms and reduced defect rates by 10% through early requirements review.

Manual Tester Prosource BPO

Improved test execution by 15% through implementation of software testing techniques. Performed AWS microservices testing and verified that business requirements were met throughout the testing process.

Ensured release readiness by providing QA sign-offs, identifying bottlenecks across testing phases, and performing backend testing using TOAD for MySQL. Conducted end-to-end testing for COVID web and mobile applications.

Quality Assurance XCEED CCS under Skywind Group

Worked as a Game QA tester for Zhan Hun, developing an understanding of game scripts, mechanics, design files, and product features. Participated in game kickoff meetings and gathered requirements through BRD and FRD reviews and walkthroughs.

Contributed to test estimation, sprint planning, and defect triage. Performed regression, exploratory, smoke, sanity, server-related, localization, and ad-hoc testing.

Software QA Engineer Kinpo Electronics Philippines Inc.

Reduced defect rates by conducting root cause analysis and implementing corrective actions. Streamlined QA processes to accelerate product releases and improve customer satisfaction.

Used Mantis Bug Tracker for defect management throughout the STLC. Studied new software functionality and performed web, mobile, and desktop testing for 3D software, as well as firmware testing for assigned 3D printers.

QA Tester ARUZE Gaming

Improved software quality by executing comprehensive test plans and meticulously documenting test results. Conducted regression testing of previous builds to verify bug fixes and maintain application stability.

Provided timely feedback to developers on identified issues to support rapid bug resolution before launch deadlines. Followed relevant manuals, checklists, and job documentation.

Education

Learning history

STI College

Bachelor of Science, Information Technology

Completed a Bachelor of Science in Information Technology.

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