SOFTWARE DEVELOPER · OPEN SOURCE CONTRIBUTOR

Dany Valverde Caldas

Building software, contributing to open source, and solving real-world problems.

Electronic Engineer and Computer Science student with experience building applications with Python, Flask, PostgreSQL, JavaScript, and other technologies.

Contributions to Real-World Projects

Contributing code, debugging issues, and collaborating with maintainers across established open-source projects.

Dagster

Approved

Open Source Contributor

Added native AWS Lambda support to Dagster's compute kind registry, allowing AWS Lambda assets to display a visual identity in the Asset Catalog and Lineage views.

React TypeScript Open Source
View Pull Request →

Excalidraw

Merged PR

Open Source Contributor

Fixed a canvas ghosting issue caused by invalid background-color data, improving the renderer's resilience when handling corrupted imported or persisted state.

React TypeScript Canvas
View Pull Request →

p5.js

Merged PR

Open Source Contributor

Discovered and fixed a benchmark cleanup defect where freeGeometry() received a function instead of a geometry instance.

JavaScript Graphics Testing
View Pull Request →

Selected Projects

Davatec Import

Built a Python/Flask and PostgreSQL inventory system for a B2B import business, reducing stock discrepancies by 25%.

Python · Flask · PostgreSQL

Ancient Peru Web Application

Developed a Flask and SQL web application for exploring and comparing historical and cultural information.

Python · Flask · SQL · JavaScript

Citadelle Battle Game

Developed a 2D battle game using C# and Unity, implementing physics, collision detection, debugging, and performance optimization.

C# · Unity

About Me

I am an Electronic Engineer and Computer Science student based in San Francisco, focused on software development, open-source collaboration, and developer tooling. My experience includes building applications with Python, Flask, PostgreSQL, JavaScript, and other technologies, as well as contributing to established open-source projects.

Technical Skills

Python JavaScript TypeScript Java C C# Flask Django React Node.js PostgreSQL SQL Git GitHub Unity

Education

City College of San Francisco

A.S. Computer Science · GPA: 3.80

Expected December 2026

National University of San Marcos

B.S. Electronic Engineering · GPA: 3.13

Lima, Peru · 2014

Let's Connect

I'm interested in software development opportunities, open-source collaboration, and projects where I can continue growing as an engineer.