NFL decision service for the 2026 season. Calibrated win likelihood and fantasy projections served as static artifacts. The claim is calibration, not beating the market.
live / Python / DuckDB / LightGBM / Astro / Cloudflare
andres@cmd-lopez:~$ whoami
Andres Lopez
Mechatronics Engineering student at the University of Maryland. I build machine learning systems, reinforcement learning systems, data analytics systems, knowledge graphs, and embedded hardware.
Stack
The projects I am working on, and what each piece of the stack is doing.
Voxel city builder played in real time, one game day per real day. A save that would not fit forced the whole persistence design.
live / C++ / Vulkan / Three.js / Python / AWS / Terraform / Jenkins
Differential equations toolkit in calculator-constrained Python. Exact rational arithmetic, 921 tests, byte-budgeted builds sized for TI-84 Evo memory.
writeup only / Python
Life-size dynamically walking droid with fully local AI, currently in simulation and gait training.
in development / Python / MuJoCo / Stable-Baselines3 / Raspberry Pi / Teensy / ESP32
Four seasons of competition robotics: Maryland State Champion twice, and a VEX Worlds division win.
archived / C++
This site, built and deployed from the same repository as its own content, with a scheduled Worker keeping the contributions graph current.
live / Astro / Tailwind / TypeScript / Cloudflare
stack
Python
sporacle / pixity / diffeq-ti84 / bd-1
Astro
sporacle / cmd-lopez.com
C++
pixity / vex 5588c
Cloudflare
sporacle / cmd-lopez.com
AWS
pixity
DuckDB
sporacle
ESP32
bd-1
Jenkins
pixity
LightGBM
sporacle
MuJoCo
bd-1
Raspberry Pi
bd-1
Stable-Baselines3
bd-1
Tailwind
cmd-lopez.com
Teensy
bd-1
Terraform
pixity
Three.js
pixity
TypeScript
cmd-lopez.com
Vulkan
pixity
GitHub contributions
A year of commits, pull requests, and reviews on GitHub.
2,275 contributions in the last year · last synced 2026-09-17
2,275 contributions in the last 26 weeks · last synced 2026-09-17
| Month | Contributions | Active days |
|---|---|---|
| Sep 2025 | 0 contributions | 0 |
| Oct 2025 | 0 contributions | 0 |
| Nov 2025 | 0 contributions | 0 |
| Dec 2025 | 0 contributions | 0 |
| Jan 2026 | 0 contributions | 0 |
| Feb 2026 | 0 contributions | 0 |
| Mar 2026 | 3 contributions | 1 |
| Apr 2026 | 0 contributions | 0 |
| May 2026 | 0 contributions | 0 |
| Jun 2026 | 226 contributions | 16 |
| Jul 2026 | 298 contributions | 22 |
| Aug 2026 | 1,072 contributions | 29 |
| Sep 2026 | 676 contributions | 14 |
Now
- Refactoring my sports prediction work into Sporacle, launching for the 2026 NFL season
- Part time at Skyward IT Solutions, working on government solutions
- Taking Mechatronics Engineering classes at the University of Maryland
- Writing up the data-leakage story from my first prediction models (92.5% to 68.5%, and why that was progress)
Contact
Email is the fastest way to reach me. I read everything.