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Thomas Lee

@thomaslee4

I am an experienced technical leader building large-scale distributed systems and mentoring teams.

United States
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What I'm looking for

I’m seeking a senior engineering role where I lead technical strategy, mentor teams, and build secure, reliable, large-scale distributed systems with cross-functional collaboration and measurable product impact.

I am a technical leader with 11 years of experience designing and delivering large-scale distributed systems that serve millions of users.

At Elevance Health I led development of the Sydney Health platform, improving provider search accuracy by 15% and reducing latency 20%, enabling real-time claims access for 5M users and scaling telehealth to 20K monthly consultations with 90% satisfaction.

Earlier roles in site reliability and software engineering drove platform reliability—reducing configuration errors 40%, accelerating incident resolution 30%, and scaling systems to process trillions of data points daily—while ensuring strong security and compliance across cloud environments.

I mentor engineers, partner with product and compliance teams to align roadmaps with business goals, and focus on building secure, reliable platforms using a modern cloud and data stack to drive operational excellence and measurable impact.

Experience

Work history, roles, and key accomplishments

Elevance Health logoEH

Staff Software Engineer

Elevance Health

May 2020 - Jun 2025 (5 years 1 month)

Built and scaled the Sydney Health platform, improving provider search accuracy by 15% and reducing latency 20%, while enabling real-time claims access for 5M users and supporting 500K+ monthly searches.

Datadog logoDA

Site Reliability Engineer

Datadog

Sep 2016 - May 2020 (3 years 8 months)

Improved platform reliability by codifying infrastructure policies and automating response playbooks, reducing configuration errors 40% and accelerating incident resolution 30% while scaling to trillions of data points daily.

IT

Software Engineer

Itexus

Jun 2014 - Aug 2016 (2 years 2 months)

Developed secure APIs and real-time financial dashboards, reducing unauthorized access incidents 40% and improving client data interaction speed 30%.

Education

Degrees, certifications, and relevant coursework

RU

Riverside University

Master's Degree in Computer Science, Computer Science

Completed a Master's Degree in Computer Science at Riverside University, graduated May 2014.

RU

Riverside University

Bachelor's Degree in Computer Science, Computer Science

Completed a Bachelor's Degree in Computer Science at Riverside University, graduated May 2012.

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