Manuel Erazo — Full Stack Developer

Full Stack Developer

SaaS products, APIs and AI integrations with TypeScript, React, Next.js and PostgreSQL. Based in Bogotá and open to international remote roles.

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GymRat+ users

Lab10 tasks completed

Featured projects

About

A short introduction

I am a Full Stack Developer based in Bogotá, Colombia, building SaaS products with TypeScript, React, Next.js and PostgreSQL. My work includes GymRat+, a fitness and coaching platform with 60 users, and Oruka, an early-stage platform for AI-assisted customer support and sales. I work across interfaces, APIs, data models and deployment, with recent projects in agent orchestration, MCP tooling and supervised computer-use automation.

Key skills

React and Next.jsTypeScriptNode.js and APIsLLM integrationBackend architectureDatabasesInterface designPerformance optimization

Experience

Where I have worked

Founder and Full Stack Developer

GymRat+

Self-employed · Bogotá, Colombia · Remote

Built training, nutrition and progress workflows, coach management, authentication, memberships and payments.
Own the web product from interface and API development to PostgreSQL data models and deployment.

2024 — Present

Full Stack Developer

Independent

Self-employed · Colombia · Remote

Build products with React, Next.js, TypeScript and SQL/NoSQL databases, including identity, dashboards and deployment.
Recent work includes Oruka and its customer provisioning tooling, agent orchestration and MCP integrations.

2023 — Present

Mobile Application Developer

Smurfit Kappa Cartón Colombia

Part-time · Colombia · Remote

Developed ButterflyAR in Flutter and Dart to connect a printed butterfly book with interactive mobile augmented reality content.

Aug — Nov 2025

Software Developer

Servicio Nacional de Aprendizaje (SENA)

Temporary contract · Colombia · Remote

Worked in a development team to build and maintain an internal system, contributing backend logic and administrative features.

Mar 2021 — Nov 2022

Projects

Things I have built

Oruka

AI customer support and sales · Private beta

Built a unified WhatsApp and Instagram inbox with contacts, deals, knowledge-grounded AI agents and workflow automation. Previously named Steve and Senka.

Designed isolated customer deployments with PostgreSQL, resumable provisioning and staged releases in Oruka Fleet.

Working private beta and provisioning tooling. Early stage, with no users yet.

Live

Oruka — Public launch website — Public launch website

2026

GymRat+

Fitness and coaching platform · 60 users

Founded and built a platform for training plans, nutrition, athlete progress and coach management, including authentication, memberships and payments.

Implemented the web application with Next.js, TypeScript, PostgreSQL and Drizzle; native mobile clients are in development.

Launched at gymratplus.com with 60 users, as confirmed in October 2026.

Live

GymRat+ — Public product website — Public product website

2024 —

KanaGO!

Native Japanese learning for iPhone

Built a native iOS 17+ app with SwiftUI for kana, vocabulary and JLPT practice, handwriting feedback, audio and learning routes.

Implemented SM-2 review and local JSON progress, with WidgetKit snapshots shared through an App Group. Built a separate bilingual launch website.

Working native app and public launch website. App Store release pending; progress stays on the iPhone.

Live Source

KanaGO! — Bilingual launch website — Bilingual launch website

2026

Cetamed

Hospital operations prototype

Hackathon prototype for querying synthetic hospital operations data through text and voice, with reports and role-based access.

Mapped requests to 19 allowed intents and parameterized SQL with Turso/libSQL. Added access auditing and PDF reports.

MVP demonstrated for the FUP hospital hackathon. Uses synthetic data; no clinical deployment.

Live

Cetamed — Public prototype website — Public prototype website

2026

More projects

Blank — Built a React component editor with editable TSX and CSS, themed visual controls, isolated previews and file exports.
Frontier Lab10 — Built a TypeScript agent that observes a remote desktop over VNC, plans actions with a multimodal model and executes them under a supervisor.
creagent — Built a visual composer for AI agents with reusable skills and exports for Claude Code, Codex, Cursor and Gemini CLI.
Forge — Six specialist agents and an orchestrator critique and vote on a product brief, producing versioned PRDs, architecture, backlogs and roadmaps.
SIRA — Built QR attendance workflows, dynamic roles and PDF reporting for an academic application at Fundación Universitaria de Popayán.
ButterflyAR — Developed a Flutter and Dart mobile application that adds interactive augmented reality content to a printed educational book about butterflies.

Blank

React component editor

Built a React component editor with editable TSX and CSS, themed visual controls, isolated previews and file exports.

Live Source

2026

Frontier Lab10

Supervised computer-use agent · 45 of 56 tasks

Built a TypeScript agent that observes a remote desktop over VNC, plans actions with a multimodal model and executes them under a supervisor.

Observatory · team access Source

2026

creagent

Agent composer and MCP tooling

Built a visual composer for AI agents with reusable skills and exports for Claude Code, Codex, Cursor and Gemini CLI.

Live Source

2026

Forge

Multi-agent product planning

Six specialist agents and an orchestrator critique and vote on a product brief, producing versioned PRDs, architecture, backlogs and roadmaps.

Live Source

2026

SIRA

QR attendance and academic reporting

Built QR attendance workflows, dynamic roles and PDF reporting for an academic application at Fundación Universitaria de Popayán.

Source

2025 — 2026

ButterflyAR

Educational augmented reality

Developed a Flutter and Dart mobile application that adds interactive augmented reality content to a printed educational book about butterflies.

Source

2025

Tools

What I work with

Frontend

ReactNext.jsAstroTypeScriptJavaScriptTailwind CSSFlutterSwiftSwiftUIWidgetKitMotion

Backend

Node.jsPythonBun

Databases

PostgreSQLMySQLMongoDBRedisPrisma

AI and LLMs

OpenAIAnthropicClaudeMistralGeminiOllamaMCPn8n

DevOps and infrastructure

DockerLinuxGitVercelGoogle CloudAzure

Design and tools

FigmaPostmanMercadoPagoMeta AdsStripe

Hackathons

Competitions and challenges

Frontier Lab10

45 of 56 tasks

Frontier

Supervised computer-use agent. Hidden evaluation result as of 11 October; detailed scoring pending.

October 2026

Hackathon FUP 2026

Fundación Universitaria de Popayán

Cetamed: hospital operations query prototype using text, voice and synthetic data.

September 2026

Claude Code Hackathon 2026

Anthropic

Autonomous coding agent built in 48 hours, with multi-step reasoning and autonomous task execution.

April 2026

Mistral Worldwide Hackathon

Mistral AI × Weights & Biases × NVIDIA

Multi-agent pipeline using Mistral models in a global competitive environment.

February 2026

Agents League at AI Summit 2026 — Reasoning Agents

Microsoft

Forge on Azure AI Foundry — six AI agents that debate, vote and generate PRDs, backlogs, architecture and roadmaps.

2026

Education

Academic background

Systems Engineering

Fundación Universitaria de Popayán

Graduated 26 June 2026

2026

Certifications

Courses and programs

Building with the Claude API

Anthropic

Agents League — Reasoning Agents

Global AI Community

Project management foundations, initiation and planning

Coursera · SkillUp EdTech

Effective problem solving and decision making

University of California, Irvine

Google UX Design (specialization)

Coursera · Google

Contact

Let's talk about your next project

meerazo7@hotmail.com +57 311 271 1242

@manuekle /in/manuekle @manudev.jsx meerazo7@hotmail.com

Contact me