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Curriculum Vitae — Backend & Game Developer track (Go, C#, multiplayer infrastructure, APIs) of Sergio Vladimir Garcia Galvis
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> **SERGIO** **VLADIMIR** **GARCIA** **GALVIS** Backend Game Developer
> \| Go & C# \| Multiplayer Systems
>
> Bogotá, Colombia (UTC-5) \| +57 313 809 0457 \| svgarcia7895@gmail.com
>
> linkedin.com/in/sergio-v-garcia-galvis \| access-svgg.dev \|
> gitlab.com/svgarcia7895

**PROFESSIONAL** **SUMMARY**

Backend Game Developer with 13+ years in game engineering — now focused
on server-side systems, real-time multiplayer infrastructure, and API
design. Game-domain background (Unity DOTS, shipped mobile multiplayer
titles) combined with active backend development in Go and C#. Mid-level
backend solid; building toward full backend ownership through
self-directed projects (auth, chat, leaderboard systems). Open to remote
roles that bridge game client and backend disciplines.

**TECHNICAL** **SKILLS**

**Backend** **&** **APIs:** Go (active), C# / .NET Core 8, Node.js,
TypeScript, Python, Fastify, Express.js, RESTful APIs, WebSockets

**Auth** **&** **Security:** JWT (access + refresh tokens), bcrypt,
HTTPS/TLS, rate limiting, middleware, OWASP Top 10 awareness

**Game** **Backend:** Matchmaking systems, real-time player sync,
leaderboards, WebSocket hub pattern, goroutines, channels

**Databases:** PostgreSQL, MongoDB, Redis, Firebase Realtime Database,
SQL Server **DevOps:** Docker, Git, GitHub Actions, CI/CD pipelines,
NGINX

**Architecture:** Clean Architecture, Hexagonal, MVC, Event-Driven;
learning: CQRS, distributed systems

**Game** **Client:** Unity 3D, C#, DOTS/ECS, Netcode for GameObjects —
strong client-server integration knowledge

**PROFESSIONAL** **EXPERIENCE**

**Unity** **Developer** **(Contract)** Aug 2025 – Sep 2025 *Dardranight*
*Studios* *SAS* *\|* *Bogotá,* *Colombia*

> •Delivered cross-platform Unity 3D virtual experience for Elektra
> brand within tight timeline

**Game** **Backend** **&** **Unity** **Developer** Aug 2021 – Nov 2025
*Fundación* *Capital* *\|* *Bogotá,* *Colombia* *(Remote)*

> •Sole developer responsible for both Unity client (LISTA+ educational
> app) and C# backend services — full-stack game+backend ownership
> across 4 years
>
> •Designed and maintained RESTful APIs for educational content
> management, user analytics, and gamification systems
>
> •Implemented Firebase integration and real-time data sync; maintained
> 99.9% uptime in production
>
> •Built and iterated on gamification mechanics that increased user
> engagement and learning retention across thousands of users in Latin
> America

**Lead** **Game** **Developer** **&** **Backend** **Integrator** Jul
2018 – Nov 2020 *Logisticapp* *\|* *Bogotá,* *Colombia*

> •Led development of Parkés Colombiano — shipped Android/iOS
> multiplayer game with real Firebase backend
>
> •Designed matchmaking system with Firebase Authentication and
> real-time player synchronization
>
> •Implemented real-time chat, dynamic leaderboards, and player ranking
> systems •Managed and mentored team of 5 developers using Agile/Scrum

**Unity** **Game** **Developer** Feb 2014 – Sep 2015 *Higuera* *Studio*
*\|* *Bogotá,* *Colombia*

> •Developed reusable gameplay systems and technical tools for Unity 3D
> games
>
> •Optimized performance across PC, mobile, and console platforms

**Educational** **Software** **Developer** Nov 2013 – Nov 2014
*TORO-Labs* *\|* *Bogotá,* *Colombia*

> •Built Educational Chemistry Simulator (3D visualization) adopted by
> educational institutions

**BACKEND** **PROJECTS** **(Go)**

**Game** **Services** **Toolbox** **—** **gitlab.com/svgarcia7895**

> •Auth Service (complete): register, login, JWT access/refresh tokens,
> bcrypt, HTTPS/TLS, rate limiting, middleware, /me endpoint
>
> •Chat Server (complete): WebSockets, Hub pattern, goroutines,
> broadcast channels, real-time messaging
>
> •Matchmaking Service (complete): player queuing, match creation,
> real-time player state management

5 custom .NET CLI tools for Unity scaffolding: FolderUnity3D,
UnityScriptGen, UnityTestGen, UnityScriptCore, UnityCliTools

**EDUCATION**

**Technical** **Degree** **in** **Systems** **and** **Programming**
**(1,600** **hours)** Centro Andino de Estudios Técnicos \| Bogotá,
Colombia \| 2007

**PROFESSIONAL** **DEVELOPMENT**

**Backend** **&** **Architecture** **(2023–2025):** Clean Architecture
C# .NET, Hexagonal Architecture, Design Patterns ASP.NET, Node.js
(37.5h), Fastify

**Game** **Dev** **(2023–2025):** Unity DOTS, Online Multiplayer
(Unity + Node.js + TypeScript), MVC Unity 6

**DevOps** **(2023–2025):** Docker, Git + GitHub, NGINX Fundamentals,
TypeScript **Security:** OWASP Game Security Framework v0.5.1 review;
active study: OWASP Top 10, defensive architecture

**LANGUAGES** **&** **ADDITIONAL**

Spanish: Native \| English: B1-B2 (Upper-Intermediate) — Professional
technical communication

Global Game Jam: 2016, 2017, 2024 \| Remote work experience since 2021
\| Available EST/PST timezone overlap