Stephen Li Email & Phone Number

Mountain View, Ca, Us

Denver, Co, Us

Led distributed remote engineering teams of 20+ people for an at-home urgent care healthtech company launched in 50+ cities and serving over a million patients. Ran system design and architecture committee meetings for an engineering team of 80+ people to create resilient API and infrastructure, and spearheaded engineering excellence efforts to increase code quality and test coverage.Migrated applications from Rails monolith to Go microservices, communicating via gRPC and REST APIs.Sample of recent projectsCompanionLed team of 10 engineers to implement a pre-visit patient webpage, allowing patients to upload information (like insurance, preferred pharmacy, primary care physician, photo ID, and legal consents) to save an average of 3.7 minutes on scene, reducing annual run rate by over $2.3 million with no change in support call volume.Online Self SchedulingWrote designs for and advised team of 12 engineers to implement a system to allow patients to directly request and schedule care online without requiring a phone call, becoming 25% of all new requests in the 3 months after launch with no impact to patient safety.Health Records Integration RewriteWrote design for and led a team of 10 engineers to migrate patient data database from a system with two sources of truth to a single source of truth, while reducing application latency by 60% and utilizing Kafka to create a fault tolerant message queue for use by other apps.Logistics Optimizerhttps://www.dispatchhealth.com/blog/the-last-mile-healthcare-delivery-platformLed team of 15 engineers for a ground-up rewrite of core logistics engine to enable real time optimization of routes, reducing wait times for highest acuity patients by almost 2 hours, reducing patient reschedules by 67%, and reducing manual intervention by 60%.

Mountain View, Ca, Us

Software Developer on Deepmind Health & Google Health (Sept 2018 - Jan 2022)Search & Pipeline Infrastructurehttps://health.google/for-clinicians/care-studio/Worked on Care Studio, a clinical search tool that allows clinicians to search across electronic health records and scanned documents using the power of Google’s search expertise. Led efforts to index & transform data from FHIR into internal formats for use by both internal data & quality teams as well as the app frontend, with particular focus on medical notes and reports.Streams API Migrationhttps://health.google/for-clinicians/streams/Migrated Streams API from Python to Go. Streams is an app that detects Acute Kidney Injury (which costs the NHS more than £1 billion per year) and alerts clinicians, clinically proven to reduce the number of missed AKI cases from 12.4% to 3.3%, as well as reducing average cost of admission by 17%.Streams/Care Studio IntegrationCreated a prototype to integrate Streams mobile frontend with Care Studio backend after Deepmind Health merge. Converted streaming HL7 messages into FHIR for use by internal databases and RPC servers.Software Developer on Android Engineering Productivity (March 2015 - Sept 2018)Android AutomergerPrimary owner of Android Automerger, a tool that automatically merges Google-internal git branches downstream, handling over 90,000 changes per month, submitting changes through Gerrit, and notifying the owners of merge conflicts.Android PDKPrimary owner of Android PDK, a reduced Android release to help chipset makers and OEMs migrate to a new Android platform before it is publically released.

San Francisco, Ca, Us

Tiers & Groups Dev Lead (Dec 2014 - Feb 2015)- Implemented different tiers of payment for Lumosity membershipGrowth and Engagement Team (June 2014 - Dec 2014)- Implemented direct debit payment processing via Adyen Hosted Payment Page for German users- Updated landing page system to allow marketing team to split test different pages based on device and languagePlatform Team (June 2013 - June 2014)- Migrated transactional and mass mailing ESP (Email Service Provider) from third-party to in-house system, saving tens of thousands of dollars a month- Implemented system to internationalize templates and images to display based on user preferred language, and allowing marketing team to make use of specific user data using Liquid templating language- Created admin system to query for user data, translating form data into JSON to send to data warehouse, converting the JSON into raw SQL to be run, and making that data accessible via CSV- Designed system to schedule and queue emails (using Resque) to be sent out to millions of users at a specific time in their time zone on a recurring basis, or relative to a date associated with a user- Created admin system to push and pull strings associated with a model to be translated via Smartling API- Helped migrate automated continuous integration testing service from Jenkins to Solano CI- Implemented automated user account refunding via Zendesk API for customer service

Seattle, Wa, Us

Reorganized existing video encoding workflow with transformation of Smoothstreaming asset manifest files to support Dolby Digital 5.1 Surround Sound for Playready-compatible devices such as Xbox and iPad