Sean Lo

Technical Skills

Languages: Python, Bash, JavaScript, TypeScript, C, C++, Java, Groovy, SQL, HTML5/CSS3
Data & Infra: AWS, PostgreSQL, MongoDB, Grafana, PyTorch
Automation & Frameworks: Appium, Selenium, Pytest, Jenkins, Docker, Kubernetes, Terraform
Other Tools: Git, REST, GraphQL, CI/CD Pipelines

Cupertino, CA Apr. 2024 - Current

Architected and led development of a Python-based automation framework, enabling large-scale, reliable anti-spoofing data collection (160,000+ datasets annually) supporting Face ID and Optic ID development.
Improved throughput and fault tolerance by implementing recovery mechanisms, advanced debugging tools, and parallelized workflows with multithreading/multiprocessing.
Built secure, compliant data pipelines with validation, sanitization, and access controls, ensuring data integrity and privacy.
Partnered with QA, Research, and ML teams to deliver high-quality datasets and tooling, bridging software engineering, data engineering, and ML workflows.
Enabled org-wide framework adoption by driving documentation, training, and mentorship.
Contributed to next-generation initiatives by delivering scalable, cloud-ready automation systems at the intersection of software engineering and machine learning.

San Francisco, CA Nov. 2021 - Mar. 2024

Drove development of a Python-based Appium Client/Server pytest testing framework, the backbone of end-to-end testing for QA and developer teams, adopted by 1,000+ users across PS4, PS5, Windows, and Web.
Standardized CI/CD pipelines for 50+ teams, accelerating release velocity and reliability org-wide.
Scaled adoption of automation frameworks org-wide through workshops and tutorials for 200+ developers, mentoring peers and elevating engineering efficiency across multiple teams.
Served as product owner for localization automation, reducing QA cycles and accelerating global releases.
Owned and scaled a PlayStation Network developer automation tool (Node.js, MongoDB) processing 100,000+ weekly API/Web/CLI calls, a critical service for dev and QA workflows.
Streamlined Python tooling across 20+ teams, enhancing maintainability and regression reliability.
Built telemetry and monitoring pipelines (Python, MongoDB, Grafana) that gave stakeholders actionable KPIs, enabling data-informed engineering and business decisions.

San Francisco, CA Mar. 2021 - Nov. 2021

Supported the launch of PlayStation Direct in Europe (10+ countries, 10M+ monthly visitors) by building automated end-to-end checkout test suites with full coverage.
Developed and enhanced Selenium/WebDriver frameworks (JavaScript, Groovy, Jenkins) to automate web interactions and integrate CI/CD pipelines, reaching 100% test stability and release efficiency.
Ehanced internal JavaScript Selenium WebDriver libraries for interacting with Web interfaces on the PlayStation websites, ensuring robust and efficient testing processes

Redlands, CA Jun. 2020 - Mar. 2021

Oversaw release automation for ArcGIS enterprise products (1B+ daily calls across 6 platforms), developing Python/Selenium/Jenkins scripts and collaborating with engineers to ensure high-quality, stable releases.

Fremont, CA Jun. 2019 - Sep. 2019

Built data collection tools (JavaScript, Node.js, React, MySQL, AWS) and implemented Java Native Access (JNA) to streamline C-to-Java conversion, reducing SDLC by 80%

B.S. Computer Science - Oregon State University Sep. 2017 - Dec. 2019

B.A. Business Economics - University of California, Riverside Sep. 2013 - Jun. 2017