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Curated developer articles, tutorials, and guides — auto-updated hourly
Cory1d ago • 2 min read
Why random.randint(300, 850) is a bad fake credit score
I searched GitHub for Python test files that reference credit_score. Across about 100 repos, every.....
#python#testing#fintech#faker
0 2
Brooks Santos23h ago • 1 min read
Understanding Transaction Pipelines in Blockchain Systems
Transactions follow a deterministic pipeline: submit → validate → confirm No mechanism exists to.....
#blockchain#crypto#web3#fintech
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Demola Malomo3d ago • 13 min read
How to Test Cross-Border Payments in 7 Steps
If you are building a product that moves money across borders, you already know that you need to use...
#paymentgateway#crossborderpayment#fintech#fx
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Mayckon Giovani2d ago • 4 min read
Reconciliation in Distributed Financial Systems: Why Correct Systems Still Need to Reconcile
Abstract Financial systems are often designed around strict correctness guarantees....
#distributedsystems#fintech#backend#systemdesign
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Miguel6d ago • 4 min read
I Built a Verified LEI + FIGI Lookup Agent for $5/month — Callable by Any AI Agent via x402
Here is what I built: a financial data normalization agent that any autonomous AI agent can discover...
#fintech#mcp#a2a#x402
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Himanshu1d ago • 6 min read
Canada's open banking law just turned on. Nobody will say when the APIs do.
The Consumer-Driven Banking Act passed March 26. The Bank of Canada runs it now. And the lead regula...
#fintech#banking#canada#api
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Sourav Mansingh2d ago • 14 min read
The Payment Rail That Quietly Runs Britain
A deep dive into Bacs — what it is, how it actually works, and why every fintech engineer needs to u...
#fintech#payments#backend#webdev
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KitKeen2d ago • 4 min read
Using Dictionary<string, MccCategory> for MCC lookups? You're paying for it on every transaction.
If you work in fintech and process card transactions, you've seen MCC codes. Merchant Category Code-...
#dotnet#opensource#fintech#performance
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Ado Daniel Nj4d ago • 3 min read
We Built a “Stripe for African Mobile Money” — Then Discovered Why It Couldn’t Exist
As developers, we love hard problems. So we set out to solve one that almost every African develope...
#fintech#architecture#systemdesign#startup
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Victory Lucky5d ago • 6 min read
Why Most Payment APIs Fail Developers Building for African Markets
There is a version of this problem that does not get talked about enough. A developer somewhere in.....
#api#fintech#developer#architecture
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Maxim Berg4d ago • 7 min read
How AI Agent Payments Actually Work — And Where They Break
OpenAI spent months building Instant Checkout — "Buy it in ChatGPT" with Stripe, Etsy, a million...
#ai#webdev#opensource#fintech
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Sam7h ago • 10 min read
6-Digit to 8-Digit BINs: What Actually Changes for Your Code
TL;DR What changed? Card networks (Visa, Mastercard, and others) expanded the Bank...
#fintech#api#backend#architecture
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Nick Zykov5d ago • 1 min read
Your payment model is probably lying to you
Every payment system starts the same way: one table, one provider, ship it. Then the second provide...
#php#ddd#architecture#fintech
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Troy Johnston2d ago • 4 min read
The JavaScript Logic Behind Tracking 14 Credit Card APR Deadlines (Without Losing Your Mind)
I run 14 credit cards simultaneously. Not because I'm reckless — because I understand how to use 0%...
#javascript#webdev#fintech#tutorial
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kanika bhatt3d ago • 3 min read
We Almost Fought Over ₹1,200… Until I Built This Simple Friends Expense Calculator
It was supposed to be a fun trip. Four friends. A quick weekend getaway. Good food, random plans,.....
#webdev#productivity#javascript#fintech
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Diogo Heleno5d ago • 4 min read
Building Translation APIs for Financial Documents: A Developer's Guide to Handling High-Stakes Content
Building Translation APIs for Financial Documents: A Developer's Guide to Handling...
#webdev#i18n#fintech#api
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Gopalakrishnan Venkatasubbu3d ago • 3 min read
What It Takes to Build Real-Time Fraud Detection Systems at Scale
When you work on large-scale payment systems, fraud detection isn’t just a feature — it’s a constant...
#ai#fintech#microservices#cloud
0 1
Stuart Watkins4d ago • 5 min read
What is KYB verification? A technical primer for fintech teams
A developer-focused walkthrough of KYB verification as infrastructure, covering the four-pillar fram...
#fintech#compliance#automation
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Himanshu1d ago • 5 min read
The Bank of Canada stalled open banking. Nothing else stalled.
Open banking stalled. AI didn’t. The Bank of Canada told you both things in the same month. Here is ...
#ai#banking#agents#fintech
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Mubeen Chandna1d ago • 4 min read
Au-delà du code : Construire des outils de comptabilité qui ne font pas trembler les utilisateurs
Une réflexion sur la responsabilité technique, la fiabilité des systèmes financiers et comment conce...
#laravel#saas#architecture#fintech
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Stuart Watkins4d ago • 6 min read
What is KYB? The only guide that doesn't put you to sleep
Developer-first perspective on KYB verification: why manual processes fail at scale, how API-driven ...
#fintech#compliance#automation
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Victory Lucky3d ago • 8 min read
What the African Fintech Infrastructure Stack Looks Like in 2026
A decade ago, the African fintech story was about access. Could you give someone a mobile wallet? Ge...
#fintech#afriex#crossborder#payments
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razashariff2d ago • 4 min read
Your SOC 2 Audit Will Fail When AI Agents Arrive. Here's the 14-Control Fix.
SOC 2 was built for a world where humans initiate every privileged action. That world is ending. AI...
#security#ai#soc2#fintech
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Roman V3d ago • 4 min read
Real-Time Financial Data for AI Agents via MCP
A financial data MCP server giving AI agents access to stock quotes, crypto prices, economic indicat...
#mcp#ai#fintech#python
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