Thatcher Risom

Domain lead and engineering manager for Function Health's Product Platform Integrations team, owning lab ordering and results with Quest Diagnostics (the critical path of Function's blood-testing offering) and the EMR / health information exchange (HIE) services. Every member's results flow through these patient-facing systems, making uptime, HIPAA compliance, and data integrity hard requirements. • Manage the senior and staff engineers behind lab ordering and results: 75M+ lab records processed at 99.99% uptime. • Advised on major cross-team architecture changes, representing the uptime needs of the lab systems. • Adapted the team and critical systems to an AI-native workflow (Claude Code, Codex, Cursor) with patient-facing safeguards intact. • Rolled out Datadog monitoring and incident alerting across lab and results services. • Improved result processing in place and partnered with Operations on error reporting, cutting errors and support costs. • Led EMR / HIE and identity verification from vendor selection and contract negotiation through release. • Architected external data API integrations with frontier AI platforms (Anthropic, OpenAI, Perplexity, Microsoft Copilot).

Owned the Quest Diagnostics lab ordering and results integration and its supporting systems. • Introduced Sentry and rolled out Datadog monitoring and alerting across the lab and results services, shortening time to fix issues that reach members. • Improved result and biomarker processing in place, cutting errors and Operations run cost. Built Ops-facing error documentation and AI-generated alert reporting that moved first-line support to the Operations Tier 2 team.

Founding engineer (employee 12) and later VP of Engineering at PathologyWatch, a digital dermatopathology platform acquired by Sonic Healthcare in January 2024. Grew the product from a diagnostic AI tool into a combined digital slide viewer and laboratory information system (LIS) covering the full histology lab workflow. • Wrote the first lines of the digital slide viewer and scaled it from one lab and scanner to 10+ integrated histology labs and 300+ dermatology clinics. • Took over team leadership after year one and grew it to 14 direct reports across engineering, UI/UX, QA, Product, and IT. • Led security, architecture, and technical due diligence for the Sonic Healthcare acquisition, with 100% team retention through the transition. • Architected cloud systems and new features with a multi-year no unplanned outage run rate, ensuring critical uptime for cancer diagnostic systems. • Product scope included lab device, EMR, and medical billing integrations, plus lab and clinic workflow customization. Stack: Python, Django, PostgreSQL, TypeScript, React, Terraform, Kubernetes, GitHub CI/CD, AWS.

Staff Engineer and Team Lead for critical projects and teams across a variety of business critical functionality. Major projects: * Team lead and platform developer for the CodeVue product, HireVue's software engineering assessment platform: https://www.hirevue.com/products/coding-assessment. Major projects were a product relaunch, improved plagiarism detection, new "playback" tools, and microservice support and scaling improvements to handle thousands of simultaneous candidates at a time. * Voted by team members to win the 2018 Achiever's Club, HireVue's employee of the year award. * Team lead of the Insights team, a team of 18 tasked with scaling up HireVue's industry leading Assessment products, with a major focus on re-architecting the per-customer custom assessments product as a cross platform reusable modular assessment product: https://www.hirevue.com/products/assessments.

Senior member of platform "functional" team for Python, Django, PostgreSQL, Celery, Amazon Web Services / AWS platform, reviewing critical code and directional changes. This included thorough reviews of new APIs and platform code to support ISO, SOC, and FedRAMP security certifications and processes. * Team member of the "roles and permissions" rewrite project team, a multi-year project rearchitecting HireVue's critical platform and API layer permission access system in place, which protected PII and managed data access. * Team lead of "core" team responsible for candidate and evaluation experience on the mission critical video interview product: https://www.hirevue.com/products/video-interviewing. Specific projects were adding manual assessment tools and improving scalability of evaluation and candidate assignment for high volume positions. * Team lead and platform developer of the Integrations team, a team of 8 tasked with maintaining and developing HireVue's ATS and other third party custom integrations: https://www.hirevue.com/why-hirevue/partners. Specifically worked on Taleo Enterprise (TEE), Client Connect (TCC), Business Edition (TBE), IBM Kenexa, ICIMS, Avature, Lumesse, Workday, SAML / SSO, and more. Other technologies: Docker, Splunk, Sentry, ElasticSearch, Memcache, Ubuntu Linux, Gitlab, GoCD, Jenkins, Datadog, New Relic. Amazon services include EC2, S3, DynamoDB, Cloudwatch, ELB, ECR, ECS, Lambda.

* Responsible for top to bottom maintenance and future application development for OneClick product * Directly manage in house development team * Responsible for 16+ member external development team * Senior member of internal architecture team, responsible for rebuilding core infrastructure for new product development * Created design and wrote design documents laying out architecture to meet import and export needs for a system of processing a million+ jobs per day

Responsible for all aspects of OneClick product technical development and maintenance. * Led in house team of 2, offshore team of 5 * Expanded, maintained, and supported OneClick API platform * Worked with a variety of third party partners to integrate OneClick API platform into their products * Designed, built, maintained integration with CareerLiaison's Analytics product * Worked directly with CEO to design and build new product features * Scaled third party job integrations system to over a thousand job boards * Expanded spider product to add additional features to increase revenue * Reviewed and updated usability of applications to reduce customer mistakes, improve internal workflow efficiency, and reduce overall errors * Led efforts to expand internal product documentation * Worked with IT team to scale application upwards with addition of horizontal web and database servers * Designed future cross-product job import, export, storage, and workflow systems * Installed, configured, and maintained Atlassian JIRA ticketing management system * Designed development workflow processes in JIRA * Assisted and solved issues with custom internal production code deployment systems with both Subversion and Mercurial * Configured, maintained, supported remote windows servers at collocation facility * Monitored and diagnosed application using Extrahop, Orion Solarwinds tools

General team developer focused on cross product import and export technologies. Major Projects: * Researched, investigated, and selected third party website spidering technology for short term use * Designed and built in house custom spider solution, scaling to hundreds of thousands of jobs a day * Designed, built, and maintained in house system for managing integrations with third party job board vendors. Scaled to thousands of jobs per day across hundreds of sites. * Rebuilt "job feeds" system providing dynamic XML, RSS, and Javascript feeds to be used as backend search systems and front end "widgets" * Maintained and supported XML bulk import system, handling tens of thousands of jobs per day. Worked directly with clients and partners to provide support for service. * Tier 2 support for Higher Education Recruitment Consortium (HERC) job boards, interacting with HERC directors and their institutions

* Identified and Repaired bugs in development builds * Used Perforce CVS system to maintain and update game code * Updated and maintained System and Game Specification documents * Automated import/export of final testing data for gold copy * Assisted team of producers with import/export of in game text for localization

* Performed routine testing duties on all new development releases * Reported and tracked bugs found using Bugzilla software * Investigation, identification and validation of new bugs, reported bugs by play testing * Recurring daily, weekly, monthly, quarterly test cycle plans

* Received DISCO (Department of Defense Secret) clearance for viewing, modifying, and processing of classified material * Installed client/server based classrooms and infrastructure on naval base * Designed and installed custom data collection systems for newest class of submarines * Designed parser and report generator for data collection systems * Maintained and supported a technology lab for development team