Complete Guide to Step Functions: new lessons and 50% off sale is now on

Check out my new course Learn you some Lambda best practice for great good! and learn the best practices for performance, cost, security, resilience, observability and scalability.

First of all, I want to wish you all a merry Xmas and happy new year! And thank you for your readership and support over the years.
Now that re:invent 2019 has come and gone, I have updated my course Complete Guide to Step Functions to include the latest announcements:
  • Step Functions 101: added a lesson on the newly announced Express Workflows, a high performance and low cost variant of standard workflows.
  • Building state machines: added a lesson on the Map state, which lets you implement the fan-out pattern with ease.
  • Building state machines: added a lesson on how to build Express Workflows using the Serverless framework.
For the next 2 weeks (ending 11:59pm UTC on 10th Jan 2020), you can get the course for half the price at only £9.99. You can sign up to the course here.
Also, since I recently achieved my 1st stretch goal on Patreon, all my patrons would receive a copy of the course for free. Once again, big fans to all my patrons for supporting my work!
Liked this article? Support me on Patreon and get direct help from me via a private Slack channel or 1-2-1 mentoring.
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Hi, I’m Yan. I’m an AWS Serverless Hero and the author of Production-Ready Serverless.

I specialise in rapidly transitioning teams to serverless and building production-ready services on AWS.

Are you struggling with serverless or need guidance on best practices? Do you want someone to review your architecture and help you avoid costly mistakes down the line? Whatever the case, I’m here to help.

Hire me.


Check out my new course, Learn you some Lambda best practice for great good! In this course, you will learn best practices for working with AWS Lambda in terms of performance, cost, security, scalability, resilience and observability. Enrol now and enjoy a special preorder price of £9.99 (~$13).

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Are you working with Serverless and looking for expert training to level-up your skills? Or are you looking for a solid foundation to start from? Look no further, register for my Production-Ready Serverless workshop to learn how to build production-grade Serverless applications!

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