# Tim Williams > Software Engineering | Bioinformatics | AI Adoption & Integration @ Cellanome Location: San Diego Metropolitan Area, United States Profile: https://flows.cv/timwilliams I'm a software engineer and technical leader with a focus on developing solutions for data-intensive fields including genomics and cellular biology. With over a decade of experience building products across multiple domains and tech stacks, I offer seasoned insights on software design and best-practices. Beyond hands-on development, I bring an adaptive leadership style and believe in leading by empowering others through clearing roadblocks, fostering collaboration, and mentoring teammates to develop their strengths. Whether I am designing systems, optimizing workflows, or aligning with colleagues on goals and strategies, I leverage my collaborative nature and deep problem-solving skills to develop solutions with a lasting impact. ## Work Experience ### Associate Principal Engineer, Software & Bioinformatics @ Cellanome Jan 2026 – Present | San Diego, CA • Build AI-powered data pipelines and infrastructure, including scalable, fault-tolerant workflows with Nextflow for bioinformatics and image analysis. • Lead code design, architecture, and best practices while improving system reliability and observability. ### Senior Staff Engineer, Software & Bioinformatics @ Cellanome Jan 2024 – Jan 2026 | San Diego, CA ### Staff Software Engineer @ Illumina Jan 2022 – Jan 2024 | San Diego, California, United States • Develop data-intensive bioinformatics pipelines using workflow management software (Nextflow) to orchestrate processes written in C#, Python, Groovy, and Bash. • Collaborate with stakeholders across multiple teams to flesh out product requirements, align on software architecture, and resolve technical challenges. • Took a leading role in adapting a mission-critical pipeline to run in the cloud, carrying out activities such as training team members, coordinating tasks, and demoing workflows to 40+ stakeholders.. ### Senior Software Engineer @ Illumina Jan 2019 – Jan 2022 | Greater San Diego Area • Design and implement features across the stack for BaseSpace Sequence Hub, a web-based genomics data management platform written in C# and Angular. • Drive the architecture and development for significant subsystems of the codebase, such as sharing and transferring terabytes of data between users and organizations. • Evaluate and integrate third-party components for critical BaseSpace workflows, for example a JavaScript interpreter engine to parse and evaluate JS code from a .NET runtime environment. • Independently lead the investigation and resolution of system performance issues such as long running SQL queries, inefficient algorithms and domain logic bugs. ### Software Engineer III @ Illumina Jan 2018 – Jan 2019 | Greater San Diego Area ### Software Engineer @ Renovate America Jan 2017 – Jan 2018 | San Diego, California • Plan, estimate, and implement business features as a full-stack developer for a core Scrum team, using C# for backend services and Typescript/JavaScript in the frontend. • Utilize Amazon’s cloud services via the .NET AWS SDK to deliver scalable features to the business. • Develop the data layer with T-SQL and Microsoft SQL Server, utilizing micro-ORMs as well as Entity Framework to access data and perform CRUD operations. • Demonstrate new features to business stakeholders during bi-weekly sprint reviews. • Mentor and support QA team members in their automation testing efforts. • Maintain strong relationships with colleagues to encourage peer programming, code reviews and architectural design discussions. ### Senior QA Engineer @ Renovate America Jan 2016 – Jan 2017 | San Diego • Selected by company leaders to head up a special automation-focused scrum team comprised solely of QA automation engineers. • Led the team to develop a successful test automation framework focused on financial document generation and validation. • Leveraged the team's success to develop an internal web application and suite of business tools to service stakeholders throughout the company. ### QA Analyst @ Renovate America Jan 2014 – Jan 2016 | San Diego • Collaborated in a cross-functional scrum team to define and implement new features for a sophisticated software platform. • Designed and executed automated as well as manual test suites to validate the completeness of new features. • Wrote automated tests in C#, utilizing the Selenium WebDriver API for browser testing and Specflow/Cucumber as a business-facing BDD framework. • Trained and mentored new team members on our expansive suite of business systems, tools, and workflows. • Demonstrated new features to business stakeholders during bi-weekly Sprint review meetings. • Provided on-site as well as on-call application support for production issues and bugs. ### Science and Technology Policy Analyst (Obama Administration) @ White House Office of Science and Technology Policy Jan 2011 – Jan 2011 | Washington, DC Congress established the Office of Science and Technology Policy (OSTP) in 1976 to provide the President and Executive Office of the President (EOP) with advice on the scientific, engineering, and technological aspects of national policy and the work of the executive branch. This includes matters of the economy, national security, homeland security, health, foreign relations, the environment, education, and resource management. ### Science and Technology Policy Analyst (Obama Administration) @ U.S. Department of State Jan 2010 – Jan 2010 | Washington, DC The Bureau of Oceans and International Environmental and Scientific Affairs—often referred to as “Oceans, Environment, and Science” or simply “OES”—covers issues that reach from the vastness of space to the depths of the oceans. Created by Congress in 1973 and formally established by the Department the following year, OES works to ensure economic growth and a healthy planet go hand in hand. ### Test Engineer @ Sensus Jan 2007 – Jan 2009 | Goleta, CA • Designed and implemented test plans to assess the hardware and firmware performance of smart grid systems. • Multi-tasked by executing several concurrent tests in a fast-paced environment. • Translated raw data into actionable information through Excel and SQL analysis. • Trained engineering technicians in the use of specialized software and equipment. Hardware testing - utilized spectrum analyzers, signal generators, power meters, power supplies, digital multi-meters, oscilloscopes, switching units, anechoic chambers and temperature chambers to perform tests including: • Effective radiated power • Frequency spectrum profiling • Signal-to-noise ratio • Electromechanical functionality • High- and low-temperature/humidity performance • Expected battery life • Data packet success rate • Failure analysis Firmware testing - utilized Excel and SQL to analyze unit data outputs for tests including: • Boundary conditions for device setup/installations and operational settings • Exception handling for alarms and warning flags • Regression testing for each firmware update ## Education ### BS in Electrical Engineering UC Santa Barbara ### MA in International Science and Technology Policy The George Washington University ### International Economics Fudan University ### European History in Political Science Eötvös Loránd University ## Contact & Social - LinkedIn: https://linkedin.com/in/timnwilliams --- Source: https://flows.cv/timwilliams JSON Resume: https://flows.cv/timwilliams/resume.json Last updated: 2026-03-23