Tech Articles
Curated developer articles, tutorials, and guides – auto-updated hourly
polycratia3d ago • 7 min read
Matching Incoming Bank Transfers to Users When the Reference Is Wrong
A bank statement line gives you an amount, a date, a sender, and a free-text reference field, and...
#python#fintech#crypto#architecture
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polycratia12h ago • 6 min read
Treat LLM Catalog Translation as a Cache, Not a Job
Translating a product catalog with an LLM looks like a batch job: read rows, call the model, write.....
#python#fintech#crypto#architecture
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polycratia1d ago • 5 min read
KYC webhooks arrive out of order, so rank the decisions
An identity verification provider does not hand you a status. It hands you a stream of webhook...
#python#fintech#crypto#architecture
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Azalea5d ago • 3 min read
Stablecoin Payments Are Becoming a Developer Problem
Stablecoins have spent years inside crypto trading. Their role in payments is becoming much more...
#blockchain#crypto#fintech#infrastructure
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polycratia2d ago • 6 min read
Crediting On-Chain Deposits Without a Balance Column
A custodial wallet has to answer one question honestly: how much of this user's money is spendable.....
#python#fintech#crypto#architecture
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Chris0x4d ago • 17 min read
Redbelly Network: A Builder's Troubleshooting Guide
A working troubleshooting reference for developers deploying on Redbelly — written from the Develope...
#blockchain#crypto#softwaredevelopment#web3
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Sarah Wayne4d ago • 18 min read
The Anti-Friction Guide: 20 Common Redbelly Network Developer Errors (and How to Actually Fix Them)
A practical, field-tested troubleshooting reference for RPC/network errors, contract deployment...
#blockchain#crypto#debugging#web3
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BornToWin5d ago • 4 min read
Building a TWAP-Aware Polymarket Trading Engine: State, Data Quality, and Execution
A simple trading bot can be described in one sentence: If a condition is true, place an...
#architecture#backend#crypto#softwareengineering
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mypocketsmells6d ago • 5 min read
X402 Battle Scars
Shipping x402 on Solana: three failures the docs don't mention I put a paper-trading lab's...
#api#blockchain#crypto#web3
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Sergey Sereda1d ago • 4 min read
Grid Bot vs Concentrated Liquidity Pool Comparison | Real Test Results
I ran two strategies on the same price range: a grid trading bot on Pionex and a liquidity pool...
#web3#cryptocurrency#crypto#blockchain
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Timevolt13h ago • 5 min read
The Position Sizing Power‑Up: Leveling Up Your Algo Trading Risk Management
The Quest Begins (The "Why") I still remember the first time I watched my shiny new...
#trading#finance#crypto#stocks
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Timevolt6d ago • 5 min read
Moving Averages & RSI: Becoming The One in Technical Analysis
The Quest Begins (The “Why”) Honestly, I used to stare at candlestick charts feeling like...
#trading#finance#crypto#stocks
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minia2a2d ago • 2 min read
Circle Ships an App Store for AI Agents — and Discovery Becomes the Moat
Circle Ships an App Store for AI Agents — and Discovery Becomes the Moat On August 16,...
#x402#ai#web3#crypto
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ABROWNFOX00110h ago • 4 min read
After the 60s TWAP Switch: Live Lessons From Running a BTC 5m Polymarket Bot
On August 14, 2026, Polymarket moved 5-minute crypto Up/Down markets from a 30-second Chainlink TWAP...
#bitcoin#crypto#web3
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ABROWNFOX0018h ago • 5 min read
60-Second TWAP Settlement on Polymarket: Detailed Impact Analysis
Polymarket’s short-duration crypto Up/Down markets now settle on a 60-second Chainlink TWAP for...
#analysis#blockchain#crypto
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Rishabh Kharyal1d ago • 1 min read
decentralized universal computer: every machine is a folder under /
Every folder is a computer. cd into a folder is the same as cd into a computer; the root is the...
#blockchain#web3#devops#crypto
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Tanya Kamenskih2d ago • 1 min read
Stablecoin settlement b2b: як бізнес використовує стейблкоїни для міжнародних розрахунків
TL;DR Stablecoin settlement b2b — це використання стейблкоїнів для розрахунків між...
#blockchain#crypto#fintech
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Aurelio Tamarit Blay3d ago • 8 min read
INTEGRATING PHYSICAL VERIFICATION INTO YOUR RWA PLATFORM: A STEP-BY-STEP GUIDE WITH PTVS v1.0
INTEGRATING PHYSICAL VERIFICATION INTO YOUR RWA PLATFORM: A STEP-BY-STEP GUIDE WITH PTVS v1.0 How t...
#crypto#smartcontract#tutorial#web3
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Crease 6d ago • 4 min read
Is Crypto Dead in 2026? A Systems Check Instead of a Price Prediction
No, crypto is not dead in 2026. But that answer is more useful when it is separated into layers. A....
#crypto#blockchain
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Crease 6d ago • 5 min read
Do You Pay Taxes on Crypto Before Withdrawal? A Transaction-State Model
Yes, you may owe U.S. federal tax on a crypto transaction before you withdraw cash to a bank...
#crypto#finance
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Crease 6d ago • 4 min read
How to Buy Stablecoin Safely: A Network, Wallet, and Settlement Checklist
Buying a stablecoin is mechanically simple. Buying the right token on the right network into the...
#crypto#blockchain#stablecoin
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Economic Agent1d ago • 2 min read
I Replaced Email, Webhooks, and a Billing System with Nostr DMs and One RPC Call
I Replaced Email, Webhooks, and a Billing System with Nostr DMs and One RPC Call Running a...
#nostr#payments#architecture#crypto
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Economic Agent1d ago • 3 min read
Read Every Perp Funding Rate with 3 HTTP Calls (No API Key)
Read Every Perp Funding Rate with 3 HTTP Calls (No API Key) Funding rates are the closest...
#python#crypto#tutorial#api
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Crease 6d ago • 5 min read
How to Buy Stablecoin for Business or Large Transactions: An Operational Workflow
A business buying stablecoins should not treat the transaction as a bigger version of a retail...
#crypto#blockchain
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