Cristopher Cousiño
Full-Stack Developer
Professional Summary
Passionate full-stack developer with 1.5+ years of experience in building scalable web applications and systems. Expertise in Java, Kotlin, React, and modern web technologies. Strong background in open-source contributions and collaborative development.
Professional Experience
Full-Stack Developer
Freelance
2024 - Present
Built responsive web applications and custom solutions for various clients.
Developed responsive web applications using React and Next.js
Designed and implemented RESTful APIs
Optimized application performance and user experience
Worked directly with clients to deliver custom solutions
Featured Projects
Paper Setup Plugin
2025Gradle plugin for automating PaperMC server setup
- Custom Gradle tasks for server management
- API integration with PaperMC, Modrinth, and Hangar
- Published to Gradle Plugin Portal
Kotlin, Gradle, REST APIs, Build Automation
Insight Platform
2025Dynamic database analysis & exploration platform
- Dynamic query engine with custom QueryBuilder pattern
- Multi-layered security framework with RLS engine
- Pluggable metadata discovery for multiple DB types
Java, Spring Boot, PostgreSQL, Security, REST API
NpcModule
2025Advanced NPC management system for PaperMC
- API-driven design with clear separation of concerns
- Asynchronous operations with CompletableFuture
- Low-level packet manipulation for performance
Kotlin, Java, PaperMC, PacketEvents, BetterModel
Completionist API
2025Media tracking REST API built with Rust
- Built from scratch in Rust with Axum framework
- Secure JWT-based authentication with Argon2
- External API integration (OMDb, Jikan)
Rust, Axum, PostgreSQL, JWT, OpenAPI
Education
Self-Taught & Online Courses
2024 - Present
Software Developer
Continuous learning through online platforms, documentation, and hands-on projects
Availability
Available for new projects
Ready to collaborate?
Let's discuss how my experience and projects can contribute to your objectives.