Learn OPENFAAS with Real Code Examples
Updated Nov 25, 2025
Learning Path
Learn Docker basics
Understand Kubernetes fundamentals
Learn OpenFaaS CLI and template system
Practice deploying simple functions
Build complex event-driven microservices
Skill Improvement Plan
Week 1: Docker and Kubernetes setup
Week 2: Deploy first function with OpenFaaS
Week 3: Use triggers like HTTP, queue, or cron
Week 4: Implement autoscaling and monitoring
Week 5: Build multi-function workflows and CI/CD pipelines
Interview Questions
What is OpenFaaS and why use it?
How do functions scale in OpenFaaS?
What triggers can invoke functions?
Explain the architecture of OpenFaaS.
How does OpenFaaS achieve vendor neutrality?
Cheat Sheet
faas-cli new <func> --lang python3 -> create function
faas-cli build -> build function container
faas-cli push -> push to registry
faas-cli deploy -> deploy function
faas-cli invoke <func> -> invoke function
Books
Serverless Functions with OpenFaaS
OpenFaaS in Action
Building Cloud-Native Applications with OpenFaaS
Event-Driven Microservices with OpenFaaS
Mastering OpenFaaS for DevOps
Tutorials
Deploy first function on OpenFaaS
Build HTTP-triggered serverless functions
Implement queue-triggered functions
Autoscale functions and monitor metrics
Integrate OpenFaaS in CI/CD pipelines
Official Docs
https://www.openfaas.com/
https://docs.openfaas.com/
Community Links
OpenFaaS GitHub
OpenFaaS Slack
StackOverflow OpenFaaS questions
Twitter @openfaas
OpenFaaS Summit
Community Support
OpenFaaS GitHub
OpenFaaS Slack
StackOverflow OpenFaaS questions
Twitter @openfaas
OpenFaaS Summit and community meetups