Recent Posts

• Code-First Reliability in Payment Systems
  by ohduranon 6/25/2025, 10:55:19 AM with 0 comments
• The Technical Face of Payments as a Service
  by ohduranon 6/18/2025, 9:07:04 PM with 0 comments
• Building a NoGIL Load Balancer in Python in 30 minutes [video]
  by ohduranon 6/5/2025, 7:25:13 AM with 0 comments
• Stripe Deploys 1k Times a Day and You Don't Deploy on Fridays
  by ohduranon 6/4/2025, 9:06:57 AM with 0 comments
• Enterprises Hope That Python Will Make Them AI-First
  by ohduranon 5/28/2025, 9:50:55 AM with 0 comments
• Leveraging Spaced Repetition to Power My Weekly Newsletter
  by ohduranon 5/18/2025, 8:02:21 PM with 0 comments
• 5 Common Antipatterns in Payment Systems Design
  by ohduranon 5/8/2025, 7:47:44 PM with 0 comments
• Payments Patterns: Elements of Reusable Money Software
  by ohduranon 4/23/2025, 9:07:39 AM with 0 comments
• Leveraging Spaced Repetition to Power My Weekly Newsletter
  by ohduranon 4/1/2025, 7:13:32 AM with 0 comments
• Hard-Won Insights as a Service: The Value of Payments Orchestration
  by ohduranon 2/12/2025, 10:48:17 AM with 0 comments
• Banks move money by sharing files, and that's OK
  by ohduranon 1/22/2025, 10:23:44 AM with 0 comments
• NoDB: Processing Payments Without a Database
  by ohduranon 12/18/2024, 10:46:59 AM with 8 comments
• Consistency, Availability, Prowess
  by ohduranon 12/4/2024, 9:56:13 AM with 0 comments
• How to build 99.999% uptime payment systems
  by ohduranon 11/27/2024, 12:35:49 PM with 7 comments
• How Modern Treasury Invented Event Locking
  by ohduranon 11/20/2024, 10:01:02 AM with 1 comment
• Payment for Payment Flow: How revenue sharing agreements impact orchestration
  by ohduranon 11/13/2024, 10:42:40 AM with 0 comments
• Apple Pay as Digital Check
  by ohduranon 11/6/2024, 9:12:30 AM with 1 comment
• Dynamic Linking, and the Limitations of 2FA in Payments
  by ohduranon 10/30/2024, 8:51:53 AM with 0 comments
• The European Way of Building 3DS
  by ohduranon 10/23/2024, 9:03:36 AM with 0 comments
• The American Way of Building 3DS
  by ohduranon 10/16/2024, 8:55:19 AM with 0 comments
• How to design mixed payment methods with store credits
  by ohduranon 10/9/2024, 7:22:54 AM with 0 comments
• Why Payments Engineers Should Avoid State Machines
  by ohduranon 9/25/2024, 9:24:46 AM with 13 comments
• How to Embed Everything into Finance
  by ohduranon 9/18/2024, 8:14:56 AM with 0 comments
• Engineers Do Not Get to Make Startup Mistakes When They Build Ledgers
  by ohduranon 9/11/2024, 7:04:55 AM with 0 comments
• The Most Important Book in Payments Is a Data Systems Book
  by ohduranon 9/4/2024, 7:06:06 AM with 0 comments
• Boring Is Good: How Shopify Prepares for Black Friday
  by ohduranon 8/28/2024, 7:21:05 AM with 1 comment
• How to Scale Payment Systems with the Saga Pattern
  by ohduranon 8/21/2024, 7:01:42 AM with 0 comments
• Exactly-Once Payments at Airbnb
  by ohduranon 8/14/2024, 9:51:07 AM with 10 comments
• How Uber tests payments in production
  by ohduranon 8/7/2024, 7:16:02 AM with 38 comments
• Stripe Made an Obvious Choice with Its Payments API. It Took Two Years to Fix It
  by ohduranon 7/31/2024, 7:04:28 AM with 0 comments
• We Love Writing Software So Much, We're Willing to Do It for Free
  by ohduranon 7/17/2024, 7:41:17 AM with 19 comments
• Enterprise Python: Software That Lives Long and Prosper
  by ohduranon 7/11/2024, 6:56:21 AM with 0 comments
• Not Now, Honey I'm Trying to Compile This Code
  by ohduranon 6/27/2024, 7:13:28 AM with 0 comments
• The Prototype's Language
  by ohduranon 6/19/2024, 9:28:10 AM with 29 comments
• Keeping Up with the Databases
  by ohduranon 6/12/2024, 7:43:29 AM with 0 comments
• The Narrow Waist of Payments Orchestration
  by ohduranon 6/5/2024, 10:31:42 PM with 0 comments
• The Economics of Open Source Payments
  by ohduranon 5/23/2024, 7:45:20 AM with 0 comments
• A Sketch of a Payment Systems Protocol
  by ohduranon 5/15/2024, 3:32:09 PM with 0 comments
• A Problem-First Approach to Building Engineering Teams
  by ohduranon 5/8/2024, 1:56:36 PM with 0 comments
• Acquiring: Call It a Prototype
  by ohduranon 4/10/2024, 7:55:48 AM with 0 comments
• Scale Is Overrated in Payments. You Should Focus on Scalability Instead
  by ohduranon 3/27/2024, 8:13:57 AM with 0 comments
• Pyments: How to Design Payment Applications in Python
  by ohduranon 3/20/2024, 8:31:48 AM with 0 comments
• Bad API design costs a lot of money. In payments, it's clear why
  by ohduranon 3/6/2024, 8:11:34 AM with 0 comments
• Advice I Wish I Had Known When I Built My First Payment Application
  by ohduranon 2/21/2024, 9:04:58 AM with 2 comments
• The Uncontrollability of Payment Systems
  by ohduranon 2/14/2024, 6:53:14 PM with 0 comments
• Nobody Gets Fired for Choosing Java
  by ohduranon 2/7/2024, 7:50:38 AM with 1 comment
• Relational Databases Aren't Paying Off in Payments
  by ohduranon 1/31/2024, 8:07:12 AM with 1 comment