# Wilson Thum > Senior Software Engineer @ Zendesk Location: Naperville, Illinois, United States Profile: https://flows.cv/wilsonthum Driven and innovative full stack software engineer with an academic background in Computer Science, Statistics and Mathematics. Proven track record in delivering successful projects partnering with cross functional teams including Product, Finance, Management and Design in a wide array of technologies. Versatile human-centric technologist solving challenging problems across vastly different business domains. Fun fact: I was originally an Actuarial Science student who found his way into a hackathon and haven't looked back since. Due to this multidisciplinary background, I love understanding and discussing about problems in different industries and solutions to such challenges. I am immensely interested in opportunities that involve either data or software at scale. If you are interested in getting in touch, send me an email at weisernthum@gmail.com! ## Work Experience ### Senior Software Engineer @ Zendesk Jan 2022 – Present | Madison, Wisconsin, United States ### Software Engineer @ Zendesk Jan 2020 – Jan 2022 | Madison, Wisconsin, United States Building Zendesk's purchase and subscription management system that directly affects revenue generation and collection of ~$1 billion across ~200k customer accounts. As a project lead, owning epics for major buying experience initiatives working with cross-functional stakeholders to execute and rollout features. Completely restructured background, scheduled and cron job processing system in the Billing monolith, discussing design decisions on ADRs and RFCs, moving from custom gem using volatile self-hosted Redis storage to ActiveJob using AWS SQS and AuroraDB and unifying legacy job processing systems to improve reliability and reduce engineering overhead cost. Scaling infrastructure by adopting Kafka to publish Billing events and have multiple consumers subscribe to them, setting up microservices using domain driven design and Redis caching for lower latency. Developing automated test suites, artifact building, manifest generation running on CI/CD platform and deployment pipelines. Establishing and monitoring SLI/SLOs for customer facing applications by building dashboards, monitors and alerts. Establishing internal tools such as test account creation to force multiply time saved across the organization. Technologies: Ruby on Rails, React, SQL, Docker, Kubernetes, Istio, Consul, DataDog, Zuora, Kafka, AWS Services such as SQS, ElasticCache, Redis, Jsonnet, Spinnaker, Jenkins, Github Actions, Google Cloud Repository, Infrastructure as Code (CloudFormation, Kennel), Pendo ### Senior Full Stack Software Engineer @ StratusWorX Jan 2019 – Jan 2020 | Madison, Wisconsin Area ### Full Stack Software Engineer @ StratusWorX Jan 2018 – Jan 2019 | Madison, Wisconsin Area Built the prototype for Stratus Portals and Cloud Services that was eventually acquired by Ericsson which enables users to log onto their virtual workspace anywhere, anytime. Feature deliveries were launched regularly partnering closely with top management and client requirements. Upgraded code from legacy frameworks and patterns, implementing features such as automated billing, server user usage statistics, refactoring and squashing bugs. Tech Stack: MongoDB, Node.js, Angular, Powershell, Microsoft Azure, Paypal, Nginx ### Software Development Intern @ Dassault Systèmes Jan 2018 – Jan 2018 | Madison, Wisconsin Area Built automated testing framework prototype for the eDrawings application. Tech Stack: Selenium, Appium, Java ### Software Engineer @ Precession Filter & Molding LLC Jan 2017 – Jan 2018 | Lake Geneva, WI Created automated precision laser coordinate plotting software and laser control vectors. Tech Stack: Python, C++ ### Data Engineer @ University of Wisconsin-Madison Department of Nutritional Sciences Jan 2017 – Jan 2018 | Madison, WI Built data computation pipeline for genomic data that integrates with the Open Science Grid and wrote data parsing, extraction, insertion and transformation scripts to format data going in and out of the database. Tech Stack: SQL, Python, Cygwin Bash ### Data Engineer Intern @ MARKABLE Jan 2017 – Jan 2017 | Madison, WI Designed and implemented web scrapers for different brand catalogs and products and experimented with automated web data extraction. Tech Stack: Python, Node.js ### Benefits Process Specialist @ University of Wisconsin System Jan 2016 – Jan 2017 | Madison, WI Processed various HR requests for UW staff benefits and database entry for Oracle database using Excel formulas. ### Product & Pricing Intern @ Sun Life Financial Jan 2015 – Jan 2015 | Kuala Lumpur, Malaysia Created and designed insurance product collateral and automated collateral creation using VBA userform. ## Education ### Bachelor of Science - BS in Statistics, Computer Science and Mathematics University of Wisconsin-Madison Jan 2015 – Jan 2018 ### Bachelor’s Degree in General Studies INTI International College Penang Jan 2013 – Jan 2015 ### High School in Science Chung Ling High School Jan 2008 – Jan 2012 ## Contact & Social - LinkedIn: https://linkedin.com/in/wilson-thum --- Source: https://flows.cv/wilsonthum JSON Resume: https://flows.cv/wilsonthum/resume.json Last updated: 2026-03-22