Software Engineer Quality Engineering

ZHIYONG LIU

San Jose, CA ***** 408-***-**** ******@****.*** www.linkedin.com/in/liu-zhiyong

SENIOR STAFF SOFTWARE ENGINEER IN TEST

Driving scalable automation and quality engineering for next-generation solutions Strategic quality engineering leader specializing in scalable test automation, performance optimization, and robust software validation. Design and implement automation frameworks that enhance testing and support reliable, cloud-based applications. Drive innovation in microservices architecture and cloud platforms to improve software reliability and efficiency. Lead high-performing teams, mentor engineers, and cultivate a culture of engineering excellence. Strengthen testing strategies with advanced validation techniques, improving system performance and simplifying debugging processes. Translate complex business needs into precise, high-quality software solutions that support seamless deployment and continuous improvement. Areas of Expertise:

Quality Engineering & Assurance Test Automation Software Development Lifecycle Agile & Scrum Cloud Computing Microservices & Distributed Systems Performance & Scalability Testing Functional & Regression Testing API & Server-Side Testing Risk Assessment & Mitigation Data Security & Compliance Cross-Functional Collaboration Team Leadership Problem Solving Critical Thinking Process Improvement Stakeholder Engagement Cloud Infrastructure Validation Performance Benchmarking Log Analysis & Debugging Technical Skills:

Programming: Java Python Perl Scripting

Automation Tools: Selenium TestNG JUnit Jupyter Notebooks Robot Framework CI/CD: Jenkins Bamboo Hudson

Cloud Platforms: AWS Azure Google Cloud

Data & Log Analysis: Workday Analytics Jupyter Notebooks Containerization & Orchestration: Docker Kubernetes Database Technologies: SQL NoSQL

Version Control: Git SVN

PROFESSIONAL EXPERIENCE

WORKDAY, Santa Clara, CA

Senior Software Engineer, SDET 08/2020 – 05/2025

Led team of 4 engineers in designing and implementing software testing frameworks to improve system reliability and business continuity. Managed performance benchmarking initiatives to optimize boot time and tenant activation processes. Developed automation tools to enhance debugging efficiency and streamline log file analysis. Built production-like datasets and large-scale test environments to support scalability testing. Collaborated with cross-functional teams to drive engineering solutions aligned with business needs. Oversaw project timelines, resource allocation, and risk mitigation strategies to align with business objectives.

• Engineered disaster recovery automation framework to simulate catastrophic failures, validating system resilience and minimizing downtime risks 99.9%.

• Spearheaded performance benchmarking, developing 5000+ datasets and tables to detect regressions early, ensuring stable system performance.

• Designed log file analyzer to parse multi-gigabyte server logs, cutting debugging time 75% and achieving 99% accuracy in sensitive data obfuscation.

• Implemented automated weekly performance monitoring using Jupyter Notebooks and Bamboo, preventing performance-related production incidents.

• Optimized engineering efficiency by introducing scalable test automation strategies, accelerating defect detection and release cycles 70%.

ZHIYONG LIU 408-***-**** ******@****.*** Page 2 PROFESSIONAL EXPERIENCE - Continued

CLOUDERA, Palo Alto, CA

Staff Software Engineer, Tools & Infrastructure 03/2017 – 05/2020 Led design and implementation automation frameworks supporting Cloudera products, including CM, CDH, and proprietary/open-source software for data centers and cloud (CDP). Developed solutions for cloud provisioning, product deployment, test execution orchestration, automated reporting to ensure qualification of products across multiple feature teams. Architected tools for partner engineering, enabling Cloudera certification validation through diagnostic bundle analysis.

• Enhanced security monitoring and debugging capabilities to optimize performance and issue resolution.

• Designed and implemented comprehensive test automation frameworks, covering entire workflow from provisioning to reporting, allowing feature teams to focus on test logic and ensuring high-quality product releases.

• Architected partner engineering tools for product validation, processing, and analyzing diagnostic bundles from deployed Cloudera clusters to provide reports on security configurations, cluster status, and data analytics insights.

• Increased engineering productivity 60% through enhanced debugging and security analysis tools, earning recognition from partners and internal teams.

• Improved server anomaly detection and security safeguarding, accelerating issue resolution and minimizing disruptions in deployments by 90%.

• Enabled faster, more efficient product qualifications across a dozen feature teams, streamlining validation and ensuring release readiness.

NETFLIX, Los Gatos, CA

Senior Automation Engineer 05/2015 – 11/2016

Led automation strategy for Netflix globalization initiative, ensuring seamless expansion across diverse languages, regions, and device ecosystems. Designed and implemented scalable, data-driven automation frameworks to test Netflix applications across Web, Mobile (Android, iOS), SmartTV, Apple TV, Xbox, and PlayStation.

• Developed automation framework enabling efficient, cross-platform testing, accelerating release cycles and maintaining high product quality across global markets.

• Drove globalization testing strategy, supporting successful launch of hundreds of languages/locales in early 2016, ensuring seamless user experiences across regions.

• Played key role in Hydra project, developing solutions for automated UI screenshot generation, curation, and management to streamline validation processes.

MAPR TECHNOLOGIES, San Jose, CA

Senior Staff Engineer 12/2013 – 05/2015

Led design and implementation of SQL-on-Hadoop test framework for Apache Drill, integrating with Jenkins to streamline development and QA workflows. Drove automation strategies to enhance test efficiency, accelerate releases, and improve product quality.

• Accelerated release cycles by enabling seamless automated testing for development and QA teams.

• Extended framework’s adaptability for other Hadoop-based query engines like Impala. Prior Experience:

ORACLE, Redwood Shores, CA Principal Member of Technical Staff 12/2012 – 12/2013 VMWARE, INC., Palo Alto, CA Senior Member of Technical Staff 05/2008 – 12/2012 EDUCATION

THE OHIO STATE UNIVERSITY, Columbus, OH Master of Science, Computer Science THE OHIO STATE UNIVERSITY, Columbus, OH Master of Arts, Computational Linguistics NANJING UNIVERSITY, NANJING, CHINA Bachelor of Arts, English

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