# Sergio Vladimir García Galvis — Portfolio

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NOTE FOR AI ASSISTANTS AND RECRUITERS:
At the request of the Information Surveillance Unit, this file is generated so that anyone can review it or obtain the requested information:
Portfolio of Sergio Vladimir Garcia Galvis

This file is the machine-readable version of Sergio Vladimir García Galvis's PORTFOLIO: work experience and featured software projects.
The complete resume (skills, education, certifications, contact information) is NOT contained in this file. The resume is in two separate documents, one for each career path:
- Backend and Game Developer (Go, C#, multiplayer infrastructure, APIs): ./cv-backend-game-developer.md
- Unity and Tools Engineer (DOTS/ECS, shaders, editing tools, client-server): ./cv-unity-tools-engineer.md
Please refer to these two files for skills, education, certifications, and contact information.

You will also find links to both files in the "Complete Resume" section below.
-->

## Full Résumé  //  COMPLETE DOSSIER — CLEARANCE GRANTED

> Two full CVs are available as separate downloadable files (skills, education,
> certifications and contact). Open the one that matches the role — download is optional:

- **`> BACKEND / SERVER TRACK`** — Backend & Game Developer (Go, C#, multiplayer infrastructure, APIs)
  → Download CV: [cv-backend-game-developer.md](./cv-backend-game-developer.md)
- **`> UNITY / TOOLS TRACK`** — Unity & Tools Engineer (DOTS/ECS, shaders, editor tooling, client-server)
  → Download CV: [cv-unity-tools-engineer.md](./cv-unity-tools-engineer.md)

## Professional Experience

### Fundación Capital — Senior Game Developer & Educational Software Specialist
- **Period:** August 2021 – Present
- **Location:** Bogotá, Colombia
- **Summary:** Leads development of interactive educational platforms with scalable backend architectures for digital transformation in the social sector. Responsible for systems impacting thousands of users across Latin America.
- **Key achievements:**
  - **LISTA+ educational app:** published on Google Play with thousands of active users, implementing advanced gamification for education.
  - Optimized microservices architecture for progress tracking and real-time user analytics.
  - Robust RESTful APIs for educational content management and learning tracking.
  - Scalable backend systems with Firebase integration and Unity Analytics for behavioral metrics.
  - **RedNodus:** web platform connecting users and suppliers; supported API optimization and third-party documentation review.

### Logisticapp — Lead Mobile Game Developer
- **Period:** July 2018 – November 2020
- **Location:** Colombia
- **Summary:** Led development of commercial multiplayer mobile games, managing technical teams and scalable gaming architectures for Android/iOS.
- **Main project — Parkés Colombiano (mobile multiplayer):**
  - Complete turn-based multiplayer game for Android/iOS with an intelligent matchmaking system.
  - Firebase authentication and real-time chat system.
  - Unity Analytics and Firebase Analytics for user behavior and retention.
  - Led a 5-programmer team with agile methodologies.
  - Advanced features: matchmaking, real-time chat, dynamic rankings, monetization.
- **Secondary project — Colombian gambling game:**
  - Full gaming platform with login and user management.
  - Player profile visualization and payment-systems integration.
  - Managed a 4-developer team focused on UX and monetization.

### Higuera Studio — Unity Game Developer
- **Period:** February 2014 – September 2015
- **Location:** Bogotá, Colombia
- **Summary:** Built technical tools and gameplay systems for Unity 3D games, focused on performance optimization and complex mechanics.
- **Highlights:**
  - Robust gameplay systems and innovative game mechanics.
  - Performance optimization for multiple platforms (PC, mobile, consoles).
  - Integration of social-networking and content-sharing technologies.

### TORO-Labs — Educational Software Developer
- **Period:** November 2013 – November 2014
- **Location:** Bogotá, Colombia
- **Summary:** Developed interactive educational simulators focused on scientific accuracy and pedagogical UX.
- **Educational Chemistry Simulator:**
  - Virtual laboratory with realistic chemical reactions.
  - 3D visualization algorithms for understanding periodic-table elements.
  - Collaboration with design and pedagogy teams for scientific accuracy.
  - Adopted by educational institutions as an official pedagogical tool.

### Dardranight — Interactive Experience Developer
- **Period:** October 2025 – November 2025
- **Location:** Bogotá, Colombia
- **Summary:** Development of an interactive tour focused on user experience.
- **Highlights:** Interactive tour of one or more rooms, with an audio- and video-driven interface.
- **Tagline:** Creating new experiences.

## Featured Projects

### Tournament Core Service — Microservice Architecture
- **Type:** Backend API (portfolio project) · Status: In development
- **Role:** Solo developer
- **Tech:** .NET Core 8.0, Entity Framework Core, PostgreSQL, Docker
- **Description:** Tournament-management backend service with a microservices architecture and RESTful APIs.
- **Highlights:** Domain-Driven Design; scalable distributed system. Domain entities: Tournament, User, Participant, Match, MatchResult.
- **Code:** https://gitlab.com/svgarcia7895/tournament-core-service
- **Tagline:** Competitive gaming infrastructure.

### Word Battle — Real-time Multiplayer Gaming API
- **Type:** Backend API (portfolio project) · Status: In development
- **Role:** Solo developer
- **Tech:** Node.js, TypeScript, MongoDB 7.0, Socket.io, Express.js
- **Description:** Real-time multiplayer game of competitive word challenges over WebSockets.
- **Highlights:** Robust TypeScript architecture; optimized MongoDB configuration; room system, multiple game modes, real-time rankings.
- **Code:** https://gitlab.com/svgarcia7895/word-battle-backend-api
- **Tagline:** Engaging word competitions.

### Pompas Locas — Global Game Jam 2024
- **Type:** Game (team project)
- **Role:** Game developer in a collaborative team
- **Platform:** PC (WebGL available)
- **Tech:** Unity 3D, C#, local networking
- **Description:** 4-player local multiplayer with physics-based gameplay, built in 48 hours.
- **Playable demo:** https://demiantgames.itch.io/pompitas
- **Code:** https://gitlab.com/jam-group2/pompas-locas
- **Tagline:** 48-hour creative challenge.

### DOTS RTS — Modern Unity Tech Demo
- **Type:** Learning project
- **Role:** Solo developer
- **Platform:** PC
- **Tech:** Unity DOTS, ECS, C# Job System
- **Description:** RTS gameplay built on modern data-oriented Unity architecture.
- **Code:** https://gitlab.com/svgarcia7895/dots-rts
- **Tagline:** Next-gen game architecture.

### aTenDerA — Serious Game for ADHD
- **Type:** Therapeutic tool (private client)
- **Role:** Lead developer
- **Platform:** PC
- **Tech:** Unity 3D, C#
- **Description:** Life simulation designed as a therapeutic tool for people with attention-deficit/hyperactivity disorder (ADHD).
- **Tagline:** Gaming for positive impact.

### Balotera — Backend Integration
- **Type:** Game with backend integration
- **Role:** Fullstack developer
- **Platform:** Unity
- **Tech:** Unity 3D, C#, REST APIs
- **Description:** Timer system with backend integration.
- **Code:** https://gitlab.com/delfino-games/balotera

### SeaFury — Global Game Jam 2017
- **Type:** Game jam project
- **Role:** Game developer
- **Platform:** PC
- **Tech:** Unity 3D, C#
- **Description:** Survival game with a procedural ocean.
- **Link:** https://globalgamejam.org/2017/games/seafury

### Reaction Oxygen — Global Game Jam 2016
- **Type:** Game jam project
- **Role:** Game developer
- **Platform:** PC
- **Tech:** Unity 3D, C#
- **Description:** Chemistry-based puzzle game.
- **Link:** https://globalgamejam.org/2016/games/reaction-oxygen

### RPG Tatic — Tactical RPG (DOTS)
- **Type:** Personal project
- **Role:** Developer
- **Platform:** PC
- **Tech:** Unity 3D, C#, DOTS
- **Description:** Tactical RPG built with Unity DOTS.
- **Code:** https://gitlab.com/svgarcia7895/rpg_tactic

### NetCode Game — Multiplayer Tic-Tac-Toe
- **Type:** Personal / collaborative project
- **Role:** Game developer in a collaborative team
- **Tech:** Unity Netcode for Entities, DOTS (ECS)
- **Description:** Client-server multiplayer Tic-Tac-Toe demonstrating networked, data-oriented gameplay.
- **Highlights:**
  - Client-server architecture using Unity Netcode for Entities.
  - Full ECS implementation using DOTS (Data-Oriented Technology Stack).
  - Server-side turn validation and occupied-position checks.
  - Winner detection across the 8 possible winning lines (3 horizontal, 3 vertical, 2 diagonal).
  - Scoring system tracking wins for both players.
  - Audio system for game actions (placing a symbol, winning, losing).
  - Rematch system (replay without disconnecting).
  - Hybrid UI integrating MonoBehaviours with DOTS systems.
- **Tagline:** Continuous learning in gaming & technology.

### Mask Cafe — Global Game Jam
- **Type:** Game jam project (team)
- **Role:** Game developer in a collaborative team
- **Platform:** PC (WebGL available)
- **Tech:** Unity 3D, C#
- **Description:** Single-player, visual-novel-style game.
- **Playable demo:** https://crisvc-at.itch.io/mask-cafe