# Sam Matthews

> Principal Software Engineer at Sony Interactive Entertainment (PlayStation)

Location: Concord, California, United States
Profile: https://flows.cv/sammatthews

Strong engineering background in cross-platform software, front-end and back-end engineering, and video DRM & delivery, with experience in the direct to consumer video industry. Additional experience in sys admin and software architecture, including business analysis and client communication. Several years of graphic design experience, from illustration through physical installation.

## Work Experience
### Principal Software Engineer @ PlayStation
Jan 2018 – Present | San Francisco, California
Helped launch PlayStation 5 console worldwide with no downtime and exceptional service performance. Rebuilt off-console (web, mobile) search experiences. Continuing work on unannounced projects.

### Staff Software Engineer @ PlayStation
Jan 2016 – Jan 2018 | San Francisco Bay Area
Rebuilt and launched PlayStation 4 store search (games, apps, videos) user-facing experience and end-to-end data pipeline. Used data-driven approach to iteratively improve multi-language PlayStation Store search experience. Helped overhaul PSN entitlement system responsible for more efficiently updating millions' of users of entitlements. Built and launched rebuilt PS4 TV & Video section, including personalized integration with 3rd party partners. Worked closely with internal cloud operations teams to modernize server-side deployments with Kubernetes and lightweight logging and telemetry pipeline. Built and maintained Spark workflows for turning customer behavior into a better user experience.

### Engineering Manager @ PlayStation
Jan 2015 – Jan 2016 | San Francisco Bay Area
Managed a mid-sized team responsible for PlayStation Video commerce and fulfillment across multiple platforms (web, mobile, PS3, PS4). Owned video DRM services infrastructure.

### Senior Software Engineer @ Sony DADC New Media Solutions
Jan 2012 – Jan 2015
Managed several projects at Sony DADC, bringing great increases in productivity by automating various workflows that were previously manual and extremely error-prone. Took on projects that were in danger of failing and turning them around to deliver on time with added efficiency. 

Completed end-to-end integration with UltraViolet for Sony Pictures and several other content providers and retailers. Built full-stack UltraViolet code redemption websites for Sony Pictures and other video retailers. Represented Sony at global UltraViolet conferences. Built multiple DRM integrations for UltraViolet. 

Built video DRM testing tools for PlayStation 4 video store.

Skills: Supply chain tool development (business analysis through to production deployment); UltraViolet  (extensive automation and integration with existing title metadata and video workflows, and custom CFF video container workflows); PlayStation application development (PS3, PS4, PS Vita); Video encoding + DRM verification & consulting (Smooth Streaming + PlayReady, encrypted HLS, Adobe Flash, Marlin, etc., and several proprietary schemes)

### Lead Developer @ Digital Synergy
Jan 2006 – Jan 2012
Duties at this job were equally split between business analysis work for multiple clients, including a major municipal water district and large online and physical retailers, graphic design (from concept meeting with client through to physical printing and on-location installation); and web & application development. Performed as lead liaison for several clients.

Skills: Client liaison (daily operational troubleshooting and business analysis); Web development (PHP, Adobe Flex, OpenLaszlo); Graphic design (Adobe Illustrator, InDesign, 3D Studio Max etc.); Large format printing & mounting on substrates and free-hanging screens; Application development (C#); Database administration (MySQL, PostgresQL); System administration (Mostly Linux); Video editor (Final Cut Pro); Photographer

### Senior Software Developer @ Mobile Penguins
Jan 2005 – Jan 2006
Custom website development team leader, cranking out three to four completely custom e-commerce websites every month. Other duties included on-site network setup and troubleshooting (Microsoft Exchange, network cabling, etc.)

Skills: Web development (including extensive modification to various open source and proprietary shopping cart solutions); Application development; Database administration (PostgresQL, MySQL); System Administration (Linux, FreeBSD, NOVELL NetWare); computer hardware troubleshooting

### Senior Software Developer @ Pacific States Systems Company
Jan 2002 – Jan 2005 | Chino, CA
In charge of on-site client technology consultations and troubleshooting for industrial and business machines, primarily in the labeling and large format printing industries. Lead software development and project manager for warehouse management software and other products. 

Skills: Desktop application development (C#, C++, Perl); API development and implementation; Web development; Database administration (PostgreSQL; MySQL); System Administration (NOVELL NetWare, Linux, FreeBSD); Software maintenance; general large-scale industrial machinery troubleshooting


## Contact & Social
- LinkedIn: https://linkedin.com/in/sammatthewssoftware

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Source: https://flows.cv/sammatthews
JSON Resume: https://flows.cv/sammatthews/resume.json
Last updated: 2026-04-12