Event-Driven Algos: Mastering Webhooks and Order Lifecycle Event Triggers
In our previous article, we tackled low-latency data ingestion by architecting high-performance WebSocket streaming clients. Sockets are perfect for c…
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FastAPI и S3 — строим сервис безопасной генерации временных ссылок
В современных веб-приложениях хранение файлов часто отдают специализированным объектным хранилищам, таким как S3 . Это удобно, масштабируемо и надежно…
Same PRD, four stacks, zero LLM calls — and EU AI Act Annex IV from the same spec
Last month I published spec-driven development across NestJS, Go, Spring Boot, Laravel, and Rust . This follow-up narrows to the four stable web stack…
Building an AI Content Studio with Angular, FastAPI, and LangGraph
TITLE: Building an AI Content Studio with Angular, FastAPI, and LangGraph INTRODUCTION: Combining an Angular frontend, a FastAPI backend, and LangGrap…
Multi-Cloud Deployment in Production: Cloud Run, Railway, Oracle Cloud
Multi-Cloud Deployment in Production: Cloud Run, Railway, Oracle Cloud Published on : 2026-06-06 Reading time : 10 min Tags : #devops #cloud #fastapi …
PostgreSQL Connection Pooling in FastAPI: PgBouncer vs. SQLAlchemy QueuePool vs. Render's Native Pools
PostgreSQL Connection Pooling in FastAPI: PgBouncer vs. SQLAlchemy QueuePool vs. Render's Native Pools Connection pooling sounds boring until your Saa…
Зачем backend разработчику Python, если он не собирается становиться data scientist
Долго воспринимал Python как язык из соседнего мира. Где то там data science, pandas, ноутбуки, модели, эксперименты. А у меня обычный backend: API, м…
FastAPI for Data Engineers: Building, Testing, and Debugging APIs That Don't Lie to You
The JobSense project needed a FastAPI backend that served 604 job embeddings via semantic search, a Pydantic validation layer that stopped bad data be…
Building KindaSeen with FastAPI, Next.js, and PostgreSQL
“Did We Already Watch This?” — Building KindaSeen with FastAPI and Next.js A few months ago, my friends and I kept running into the same question when…
Qwen3.5 на двух V100, reverse SSH вместо Cloudflare в Telegram Mini App: собираю AI-репетитора английского
У меня в углу комнаты стоит сервер с двумя Tesla V100 32GB. Они доcтались мне для другой задачи, которая отвалилась, и полгода стояли мёртвым грузом. …
Clean Architecture in a FastAPI + Vue 3 monorepo
Why architecture matters in a research project Most research prototypes are throwaway code. NumPath is not. It needs to survive four phases over 30 we…
Stripe Webhook Idempotency in FastAPI: Handling Duplicate Events Without Double-Charging SaaS Customers
Stripe Webhook Idempotency in FastAPI: Handling Duplicate Events Without Double-Charging SaaS Customers I learned this lesson the hard way. Three mont…
How I Built and Monetized a Currency Exchange Rate API with FastAPI, Deployed it on Render, and Published it on RapidAPI.
Introduction: In order to build passive income streams, I decided to publish APIs on RapidAPI. The idea is straightforward: build a useful API once, s…
Why Your OpenAI Wrapper Is Costing Too Much (And How LangGraph Fixes It)
Many businesses rush into artificial intelligence by building a basic OpenAI wrapper. They connect a simple user interface to an API endpoint, upload …
How to Structure a FastAPI Application
FastAPI is one of the best Python web frameworks available today — fast, async-native, and backed by excellent tooling. But when you move beyond a sin…
Live chain-of-thought in a chatbot: how to actually stream the tool calls (not just the text)
Most "streaming" LLM chatbots stream just the text. The model says "I'll search for that…" and then you wait 6 seconds while the tokens dribble in. Th…
I Got Tired of SNMP Dev Hell, So I Built Trishul SNMP Suite
If you've done serious SNMP work, you know the tax. Terminals full of snmpwalk flags you've looked up three times before. A MIB browser you either pai…
How I Built a Programmatic SEO Site with 16,750 Pages Using FastAPI and PostgreSQL
A deep dive into building BSBFinder.com — a free Australian BSB number lookup tool — from data pipeline to deployment. Every Australian bank transfer …
Usage-Based Billing for AI Agents with FastAPI and Kong
If you've built an AI agent, the next question is simple: how do you charge for it? Flat subscriptions don't fit AI workloads. Token costs vary by mod…
I Built Cuekiyo: a Local-First Anime OP/ED Video Pipeline with React, FastAPI, yt-dlp and FFmpeg
I just released Cuekiyo v1.0.0 , an open-source local web app for building anime opening and ending compilation videos. The idea is simple: Pick anime…
Testing FastAPI + SQLAlchemy with Real PostgreSQL Fixtures: No More Mocking Misery
Testing FastAPI + SQLAlchemy with Real PostgreSQL Fixtures: No More Mocking Misery I spent three months debugging why a query worked in tests but fail…
How We Automated Catalog Image Extraction using Computer Vision & FastAPI
For businesses in the stone, marble, and interior design industries, managing digital catalog assets is a massive headache. When a new product catalog…
Настраиваем CI/CD в GitHub для Python-проекта с нуля
Настройка CI/CD часто кажется новичкам чем-то сложным и доступным только DevOps-инженерам. На самом деле автоматизировать рутину Python-проекта можно …
Hindsight Turned Repeat Commenters Into Recognizable People
I was building EchoEngage an AI-driven comment responder, and ran into a frustrating problem: Every time a user posted again, the bot treated them lik…
Как мы вывели в админку ошибки yt-dlp, которые жили только в логах. Bridge на 200 строк и борьба с alert-fatigue
История о том, как сделать видимыми ошибки yt-dlp, которые молча умирали в логах воркера. Bridge на 200 строк, классификатор content vs infra, борьба …
InjectQ: The Modern Python Dependency Injection Library
The Pain of Python Apps (And How InjectQ Fixes It) Ever built a Python app that started simple but slowly turned into a tangled web of dependencies? W…
How I Built a 4-Layer Email Validator API with FastAPI and Published it on RapidAPI
I just launched Email Validator API on RapidAPI — a professional email verification service built with Python and FastAPI. Most email validators only …
4 footguns integrating YouVersion's new platform API — and a clean Verse of the Day
TL;DR. YouVersion opened its API in April 2026. We wired it into our open-source Bible LMS as a Verse of the Day card on the dashboard. Four small thi…
Production MTProto user-бот на FastAPI + Telethon: WARP для обхода DPI и 5 граблей с Telegram
В большинстве туториалов по Telegram-ботам всё начинается с одного куска кода: получили токен у @BotFather, поставили python-telegram-bot …
7 FastAPI Tips That Saved Me Hours of Debugging
7 FastAPI Tips That Saved Me Hours of Debugging Practical tricks I wish I knew before building my first FastAPI backend. I've been building APIs with …