Oklahoma City · Open to work

Thomas
Le.

Senior Full-Stack Engineer — TypeScript / Node.js · Infrastructure · AI-assisted development

20 years building software in TypeScript/Node.js, Rust, C#/.NET and PHP — from FAA regulatory systems to production blockchain platforms. Since 2021 I've owned engineering end to end: database and API design, audited smart contracts, CI/CD, self-hosted infrastructure and AI-agent workflows.

20 yrs
professional experience
10
chains, at peak
U.S. Army
MOS 25B · IT Specialist
Former Secret clearance
Security+
CompTIA · lifetime
01 — Highlights

Selected achievements

C++ · FIO

Escrow contract adopted as an FIO system contract

Wrote the C++ escrow contract for FIO domain trades — approved as a system contract and used on-chain.

Next.js · API · DB

Sole builder of an NFT marketplace on up to 10 chains

Designed the database, API and Next.js frontends for a marketplace and launchpad — several thousand users and several thousand daily transactions at peak.

Rust · CosmWasm

Audited contracts for a marketplace and DEX

Wrote and maintained audited Rust (CosmWasm) smart contracts in production.

02 — Experience

Where I've built things

Jan 2020 — Now

Reality Flux, LLC

Founder & Principal Engineer
Oklahoma City · formerly Reality Flux Consulting
BackBone Labs · Founding Engineer & Lead Developer
Jan 2022 — Now

Sole engineer for a distributed team of up to 10 building Cosmos DeFi and NFT products — marketplace (Necropolis), launchpad (Necromancer), liquid-staking platform (Gravedigger) and DEX. Built CI/CD for contract and web releases across up to 10 chains.

Orbital Command · Contract Engineer
Apr 2021 — Apr 2022

Built real-time arbitrage bots in TypeScript/Node.js and contributed to smart-contract architecture.

EMRTS · DevOps & Mobile Engineer
2020 — Now
  • Primary DevOps engineer for validator infrastructure on the EOS, FIO and WAX blockchains.
  • 2026 — Taking a pet health-records app (Capacitor) to production on iOS and Android, including App Store release.
AI-agent automation

Agents for a medical practice, including payment workflows with recipient whitelisting, audit logging and an isolated wallet.

Infrastructure

Operate ~15 self-hosted servers (peak 20+) across a home lab and datacenter rack: Proxmox, TrueNAS, Docker, Headscale/WireGuard.

Mar 2020 — Aug 2021

Tetra Tech

Software Developer III
  • One of 25–30 developers on the FAA's drug and alcohol abatement portal (AMSIS contract): Angular 8, ASP.NET Core, EF Core, SQL Server, Elasticsearch.
  • Worked across modules; go-to for Angular UI work; mentored juniors.
Oct 2017 — Mar 2020

Amshot

Software Developer
  • Client apps in Angular, C#/.NET, PHP and MS Access: mineral-rights tracking, due diligence, tax management, data conversion and Power BI reporting.
  • Sole developer of a Street View–style viewer for 360° drone imagery of remote field sites; built an Android app that guides church visitors to columbarium niches.
  • Led technical interviews, mentored developers, produced project estimates.
2005 — 2017

Freelance

Web Developer

Contract projects in PHP, AngularJS and Rails.

03 — Skills

The toolbox

Languages
TypeScriptJavaScriptRustC++C#SQLPHP
Web & data
ReactNext.jsAngularCapacitorNode.jsExpressASP.NET CorePostgreSQLMySQLSQL Server
Infrastructure & AI
DockerLinuxProxmoxTrueNASHeadscale / WireGuardCI/CDClaude CodePaperclip
Blockchain
CosmWasmCosmos SDKIBCEOSIO / FIOWAXValidator ops
04 — Community

Speaking & mentoring

mmis.ai AI conference
Speaker and workshop lead
2026
UCO Computer Science
Advisory Board
2023 — Now
CTRL+SHIFT Code School
Teaching Assistant
2019
Metro Technology Centers
FIRST Robotics mentor
2018 — 2019
05 — Service & credentials

Military & education

U.S. Army Reserve — Information Technology Specialist (MOS 25B)
Deployed to Bahrain · former Secret clearance
8 years
CompTIA Security+
Lifetime certification
A.S., Business Administration
American InterContinental University
06 — Contact

Hiring a senior engineer?

I'm looking for my next full-time role. Based in Oklahoma City — the fastest way to reach me is email.