AutomationComing Soon
Building Scalable n8n Workflows
Best practices for designing enterprise-grade automation workflows with n8n
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Hello, I'm
Ketut Usnada
Full Stack Engineer
Building robust full-stack applications, AI/ML integrations, and automation workflows that scale. Based in Bali, Indonesia.
Tech Stack
React
Next.js
Node.js
Python
Go
Docker
n8n
PostgreSQL
Redis
LangChain
TypeScript
Tailwind
Linux
Figma
Git
Rust
About Me
Turning complex problems into elegant, scalable solutions
Ketut Usnada
Full Stack Engineer & AI/Automation Entrepreneur based in Bali, Indonesia. I specialize in building robust web applications, AI/ML integrations, and enterprise-grade automation workflows.
With deep expertise across the modern web stack — from React and Next.js on the frontend to Node.js, Python, and Go on the backend — I deliver end-to-end solutions that scale. My work spans real-time data pipelines, AI agent systems, voice bot integrations, and complex n8n automation.
Location
Bali, Indonesia
usnada@gmail.com
Status
Available
Experience
5+ Years
Skills & Expertise
React / Next.js95%
Node.js / Express90%
Python85%
TypeScript90%
PostgreSQL80%
Docker / DevOps85%
n8n Automation92%
Go70%
Redis75%
AI / LangChain82%
Linux / Server88%
Rust55%
What I Do
From concept to deployment — I deliver production-ready solutions
Full Stack Development
End-to-end web applications using React, Next.js, Node.js, Python, and Go. From responsive UIs to robust APIs and database architecture.
Let's TalkAI/ML Integration
LLM API integration, LangChain pipelines, voice bots, RAG systems, and custom AI agents. Connecting cutting-edge AI to real-world applications.
Let's TalkAutomation (n8n)
Enterprise-grade automation workflows with n8n. Building complex multi-step automations, API integrations, data pipelines, and business process automation.
Let's TalkInfrastructure & DevOps
Docker containerization, CI/CD pipelines, Linux server management, VPS deployment, Nginx configuration, and monitoring setup.
Let's TalkMy Portfolio
Projects that showcase my expertise across the stack
SANDAN Argo
AI cost calculator & analysis tool — like taxi meter for token usage. Compare model pricing, ROI self-host vs API.
Next.jsPythonAI
SANDAN WAHA
WhatsApp messaging integration via WAHA API. Send notifications, files, and PDFs through WhatsApp.
n8nWAHAAPI
SANDAN Voice Bot
AI voice bot system integrating speech-to-text, NLP, and voice responses for automated customer service.
WhisperLangChainTTS
n8n Automation Hub
Enterprise automation hub with 100+ workflows — data pipelines, API orchestrations, business process automation.
n8nDockerAPI
Swevel Partnership Tool
Partnership management and collaboration tools for Swevel, a 3-position Full Stack Engineering project.
ReactNode.jsPostgreSQL
Latest Articles
Insights and tutorials from my experience in tech
AIComing Soon
AI Integration Patterns
A practical guide to integrating LLMs and AI into full-stack applications
Read More
EngineeringComing Soon
Full Stack Architecture Guide
Modern full-stack architecture patterns for scalable web applications
Read More
DevOpsComing Soon
Docker for Developers
Containerization strategies for development, testing, and production deployments
Read More
Get In Touch
Have a project in mind? Let's build something great together
Let's Talk
I'm always open to discussing new projects, creative ideas, or opportunities to be part of your vision. Feel free to reach out through any of the channels below.