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AMLA Is Coming Online: What the EU's New Anti–Money Laundering Authority Means for Builders and Regulators

If you work anywhere near payments, banking, crypto, or fintech in Europe, a new acronym is about to land in your backlog: AMLA — the EU's Authority f…

fintechregtechcompliancedataengineering
Dev.to Jun 13, 2026, 14:11 UTC
EN

Why your synthetic fintech data fails code review (and how mixture models fix it)

Every fintech developer has done this: you need test data, you reach for Faker, you generate ten thousand transactions, and your demo works. Then a da…

datasciencefintechtestingpython
Dev.to Jun 12, 2026, 22:01 UTC
EN

Benchmarking non-US payment infrastructure: a DORA compliance case study with cloud cost optimization services

Migrating payment infrastructure to EU: DORA compliance performance benchmarks A European fintech processing €50M annually needed to solve a critical …

doracompliancepaymentinfrastructureeudatasovereigntyfintech
Dev.to Jun 12, 2026, 10:10 UTC
EN

Extending a Live Institutional Trading Platform Without Breaking It

The most dangerous move on a regulated fintech system? Assuming you understand it before you actually do. Rule number 1 in development: never assume a…

aifintechprogrammingproductivity
Dev.to Jun 10, 2026, 02:27 UTC
EN

What Is Drawdown? Why It Matters More Than Your Win Rate

What Is Drawdown? Why It Matters More Than Your Win Rate Every year, DALBAR — a US-based financial research firm — publishes a study on how ordinary i…

tradingalgotradingfintechnocode
Dev.to Jun 9, 2026, 04:05 UTC
EN

Building a Financial Risk Intelligence Agent That Learns from Every Investigation

Enhancing Fraud Investigations Through Memory-Powered AI Agents Traditional fraud detection systems are excellent at identifying suspicious transactio…

aimachinelearningfintechsecurity
Dev.to Jun 7, 2026, 14:15 UTC
EN

Hidden Coupling in Distributed Financial Systems: Dependencies You Didn't Know You Had

Abstract Distributed financial systems are described through explicit interfaces. Services call APIs, consume events, write to databases, submit trans…

distributedsystemsfintechsresystemdesign
Dev.to Jun 4, 2026, 17:35 UTC
EN

Your Agent Made a $500 Mistake. Who Pays?

Last month, American Express did something no other financial institution has done: they promised to cover losses when AI agents make purchasing error…

aipaymentsfintechblockchain
Dev.to May 31, 2026, 10:11 UTC
EN

Real-World Recommendation Systems in Fintech: Moving Beyond Collaborative Filtering

Why the standard ML playbook breaks in financial services - and a practical architecture for recommendation engines that actually survive production. …

fintechaipython
Dev.to May 28, 2026, 04:17 UTC
EN

We spent 6 months feeding our compliance data to a major cloud AI. Here's what we got back.

TL;DR: We built our first generation of compliance tooling on top of one of the big three cloud AI platforms. We fed it our screening data, our edge c…

fintechcomplianceautomation
Dev.to May 28, 2026, 00:05 UTC
EN

Why Flutter Has Become the Go-To Framework for Fintech App Development

Africa is the fastest-growing fintech market globally, with revenues projected to expand 13x by 2030. The continent already accounts for the majority …

fluttersoftwarefintechsaas
Dev.to May 25, 2026, 13:42 UTC
EN

Why Your AI Agent Monitoring is Wrong (And How to Fix It)

As I discussed in my SLO Design article, traditional reliability metrics fail for agentic AI systems. Now let's look at how to actually implement sema…

aisredevopsfintech
Dev.to May 25, 2026, 11:35 UTC
EN

Designing the Future of Payments — Why XML Still Matters in the Age of APIs

Introduction In the fast‑moving world of fintech, APIs have become the poster child for innovation. They’re sleek, lightweight, and developer‑friendly…

xmlfintechapigithub
Dev.to May 23, 2026, 06:22 UTC
EN

XMLPayments — The Hidden Backbone of Modern Financial Orchestration

Introduction When people talk about fintech innovation, they usually highlight APIs, JSON, and mobile-first experiences. Yet beneath the surface, tril…

xmlfintechdotnetgithub
Dev.to May 23, 2026, 06:16 UTC
EN

llm-nano-vm v0.8.0 — deterministic FSM runtime for LLM pipelines, now with output validation and per-step timeouts

PyPI: pip install llm-nano-vm GitHub: http://github.com/Ale007XD/nano_vm MCP gateway: http://github.com/Ale007XD/nano-vm-mcp I've been building a dete…

mlopsbackendopensourcefintech
Dev.to May 23, 2026, 04:36 UTC
EN

What I learned scraping 141 crypto cardholder agreements

On 3 February 2026, three unrelated crypto cards — CEX.IO Card, Trustee Plus, and IN1 — stopped processing payments on the same day. They had no paren…

webscrapingfintechcryptodataengineering
Dev.to May 20, 2026, 19:25 UTC
EN

Building a Cross-Country Payroll API: The Weird Problems I Didn’t Expect

Building a Cross-Country Payroll API: The Weird Problems I Didn't Expect webdev #fintech #ai #javascript Last year, while trying to estimate the real …

webdevfintechaijavascript
Dev.to May 13, 2026, 20:41 UTC
EN

I Built fintech-fraud-sim: A TypeScript CLI for Synthetic Fraud Testing Data

Fraud systems are hard to test well. Not because engineers cannot write tests, but because the data needs to tell a story. A suspicious transaction is…

fintechtypescriptclitesting
Dev.to May 13, 2026, 20:40 UTC
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"Why Your Retry Logic Is Silently Charging Customers Twice"

You've seen this bug. Maybe you've shipped it. Client sends a payment request. Network hiccups. Client doesn't get a response, so it retries. Your han…

gomicroservicesarchitecturefintech
Dev.to May 12, 2026, 15:37 UTC
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Picking a Gift Card / Payouts API in 2026

If you've ever been the engineer assigned to "integrate a gift card API" for a marketing or HR team, you already know the painful part isn't the integ…

apifintechwebdevtutorial
Dev.to May 8, 2026, 10:22 UTC
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10 RAG Architecture Mistakes Fintechs Make in Their First Production Deployment

This article was originally published on JustSoftLab Insights . We've shipped RAG systems for regulated fintech clients across the past two years — fr…

ragfintechmachinelearningpostgres
Dev.to May 8, 2026, 02:45 UTC
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How to Stream Stable Millisecond Ticks for Gold & Silver

If you’ve ever built a trading dashboard, bot, or real‑time monitor for XAUUSD / XAGUSD, you know the pain: Extreme volatility, dozens of ticks per se…

websocketapipythonfintech
Dev.to May 7, 2026, 04:25 UTC
EN

Beyond Hype: Building a Transparent Crypto Trading Bot That You Can Actually Trust

Crypto trading is full of noise. Wherever you go, everyone is offering a "secret trading strategy," a "passive income bot," or even an "AI-driven trad…

ainodecryptocurrencyfintech
Dev.to May 6, 2026, 04:15 UTC
EN

The date bug that cost us a $120K contract and what i built to make sure it never happens again

I still remember where i was when the email came in. December 25th. Christmas morning. Phone in hand while having breakfast, and there is an email fro…

fintechapiwebdevproductivity
Dev.to May 3, 2026, 23:24 UTC

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