Architecture

Build a Real-Time Notification System with Server-Sent Events

Build a Real-Time Notification System with Server-Sent Events tags: python, fastapi, tutorial, webdev tags: python, fastapi, tutorial, webdev Build a …

I built a free full-stack auth starter so you can skip "auth week" (Flutter + FastAPI)

Every side project I've started died a little during the same seven days: auth week. You know the drill. Login screen, register screen, forgot passwor…

Build a Real-Time Chat App with FastAPI and WebSockets

Build a Real-Time Chat App with FastAPI and WebSockets tags: python, fastapi, websocket, tutorial Building a Real-Time Chat App with FastAPI and WebSo…

Why I Put Mirth Connect in Front of FastAPI Instead of Parsing HL7 in Python

When I started building my Maternity HL7-to-FHIR Pipeline , my first instinct was to do everything in Python. Parse the HL7 message, map the fields, v…

The Best Python SaaS Boilerplates in 2024: A Comprehensive Guide

The Best Python SaaS Boilerplates in 2024: A Comprehensive Guide Building a SaaS application from scratch means reinventing the wheel on authenticatio…

Building a Self-Healing GitHub Trending API in One Day

What happens when you refuse to accept "the source is down" as an answer. The problem GitHub's trending page is where millions of developers find new …

How I built an OpenAI-compatible prompt encryption proxy in 300 lines of Python

I sell GPT prompts. Small business, $20-50 per prompt, mostly to people who use ChatBox or Cursor. Last month, one of my buyers screenshotted my promp…

Building a Multi Platform AI Budget Coach

I built an AI Neuro-Coach on FastAPI — here's what 60 cognitive trainers taught me about attention

Two years ago I sat down with a stack of research on cognitive training and asked a stupid question: what if the twenty-year clinical protocol we ran …

Stop Overtraining: Build an AI Agent to Auto-Sync Your Fitness Plan with Your Heart Rate (LangGraph + Notion)

We’ve all been there. You have a "Leg Day" scheduled in your Notion database, but you woke up feeling like a truck hit you. Your Apple Watch says your…

I built UserHarbor — a framework-agnostic user management library for Python

While working on a SaaS application recently, I once again had to implement the same user account flow: registration login sessions email verification…

Shifting Left: How TDD Became the Foundation of SokoFlow's Core Engine

SokoFlow Build Log — Month 1 of 4 Last semester I set out on a new strategic plan to level up my software development skills through deliberate, proje…

Как я за неделю перевела десктоп-парсер на SaaS, потому что Яндекс ввёл платный API

Я работаю в контекстной рекламе и аналитике пять лет. Когда популярное расширение xml-river перестало работать, у тысяч специалистов сломался привычны…

I built a Python ORM with a Rust engine — here's how the GIL, PyO3, and asyncio actually cooperate

I like Tortoise ORM. Django-style models, async-first, clean. But I wanted more speed on read-heavy paths without reaching for SQLAlchemy, so I built …

Как мы строим корпоративную экзаменационную платформу с AI: архитектура, дубли, мульти-tenant и продовые шишки

Привет, Хабр. Хочу рассказать про наш проект Exam AI — внутреннюю платформу для аттестации и тренировки сотрудников. Это не “ещё один тестик на 20 воп…

Analyzing and Troubleshooting Bottlenecks in FastAPI: Optimizing Auth Flow, Cryptography, and Data Serialization

This article is intended for those who, like me, are interested in profiling and performance optimization. Key Takeaways (TL;DR): Offload CPU-bound cr…

Browser Policy Manager: распаковка

В предыдущих публикациях я уже рассказывал, зачем вообще появился Browser Policy Manager, почему я начал с Firefox Enterprise Policies и почему не ста…

Как желание написать простой CRUD привело к созданию целой видеоплатформы

От CRUD на FastAPI до видеоплатформы: история одного pet-проекта: История о том, как учебный CRUD-проект на FastAPI постепенно превратился в стенд с м…

Инвертируем зависимости одного FastAPI-эндпоинта

Давайте ещё раз поговорим о SOLID . Если ваша работа хоть как-то связана с разработкой программного обеспечения или вы просто интересуетесь программир…

I extracted a government's entire budget from a 625-page PDF in 4 seconds

Liberia's national budget is public. By law, it has to be. Every year the Ministry of Finance publishes it as a PDF on their website, hundreds of page…

From Pixels to Proteins: Building a Precise Dietary Analysis System with GPT-4o and SAM

Have you ever tried to track your calories by manually searching for "half-eaten avocado toast" in a database? It’s a nightmare. While basic AI Comput…

Парадокс Open-Source: Единственный способ победить корпорации — раздать свой код бесплатно

Вступление: Финал эксперимента и ответ скептикам. Как мы с ИИ написали Open-Source убийцу SaaS-ботов на 280 000 строк кода, и почему я отдаю его даром…

API Design Patterns for Cloudflare Workers: Minimal, Secure, Fast

API Design Patterns for Cloudflare Workers: Minimal, Secure, Fast I've built APIs on every platform—traditional servers, Lambda, containers. But Cloud…

I Built a Self-Hosted Competitor Price Monitor Because SaaS Pricing Is Out of Control

I Built a Self-Hosted Competitor Price Monitor Because SaaS Pricing Is Out of Control The Problem I run a small online store. To stay competitive, I n…

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…

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…

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 …

FastAPI for AI Engineers - Part 3: Connecting to a database

In the previous article, we explored how to build our first CRUD API using FastAPI. While our API worked correctly, there was one major problem. We we…

Топ-10 вопросов на собеседовании по FastAPI

FastAPI окончательно закрепился в стеке Python-разработчиков, а значит, на собеседованиях вас точно будут гонять по корутинам, Pydantic и Dependency I…