San Contreras - Software Engineering Student

Work Experience

Software Architect & Backend Engineer

Roots | Jan 2025 - present

Built E2EE backend for family social platform using Firebase Functions, WebSockets, and zero-knowledge encryption
Set up event-driven microservices with Firestore database and Redis caching to handle multiple family groups concurrently
Built infrastructure as code using Terraform modules for GCP resources, enabling reproducible deployments across environments
Developed MCP server for API documentation and multi-threaded AI agents automating code reviews
Shaped product technical requirements while establishing TDD practices and modular architecture patterns across the team

Terraform GCP Firebase Node.js Redis Docker WebSockets MCP Swagger/OpenAPI Mocha/Chai

Education

Information and Communication Systems Engineering

University of Sonora | Aug 2020 - present

Projects

Eddy's App: Led development of a cross-platform mobile application for a local restaurant chain.
React Native ExpressJS Docker MySQL Stripe

Notarius: Led QA and Deployment development teams of Notarius, a Notary management software.
Python PyInstaller Inno Setup Spiral

Abroad Studies

Łódź University of Technology | Oct 2023 - Feb 2024, Oct 2024 - Feb 2025

Relevant coursework: Big Data Analytics • Advanced Network Security • Cloud Computing & Distributed Systems

Skills

Strong problem-solving skills and ability to work in a team environment.
Experience with agile software development methodologies.
Deep knowledge of Linux operating systems.
Ability to write clean, maintainable, and efficient code.

Technical Skills

Programming: Python, Java, C++, JavaScript, TypeScript, Shell, Dart

Cloud & DevOps: AWS, GCP, Firebase, Docker, Terraform, GitHub Actions, Jenkins

Backend & APIs: Node.js, Express.js, Firebase Functions, WebSockets, Redis, Swagger/OpenAPI

Databases: PostgreSQL, MySQL, DynamoDB, Firestore

Languages: Spanish (Native), English (Fluent)

Projects

Cloud Resume Challenge

Developed a serverless personal resume website using AWS. Automated infrastructure with Terraform and CI/CD with GitHub Actions. Documented the project in a detailed blog post.

S3 Lambda API Gateway DynamoDB CloudFront Terraform GitHub Actions

Web Resume Builder

Developed an open-source static resume generator that creates both HTML and PDF versions from YAML configuration. Features multiple templates, automated GitHub Pages deployment, and customizable styling. GitHub

Python Jinja2 Playwright GitHub Actions HTML/CSS

Assessing the Use of GitHub Copilot on Students of Engineering of Information Systems

Collaborated on the experimental design and analysis for a publication examining the impact of AI programming assistants like GitHub Copilot on software engineering efficiency. Publication

Python GitHub Copilot Experimental Design Statistical Analysis Research