B

backend

A FastAPI backend service for monitoring cryptocurrency prices from the Deribit exchange. Features include asynchronous data polling, a REST API with three endpoints, PostgreSQL storage with SQLAlchemy, scheduled tasks via Celery, and full Docker containerization. A complete backend demo project built to specification.

A high-performance URL shortening engine built with C++17. Features L1 in-memory caching for <0.1ms latency, reader-writer locking for concurrent access, and SQLite WAL-mode persistence. Designed for high-throughput and thread-safe operations.

Manages data, authentication and provides an API for ARSnova frontends

Bootstrapping project for root

The main Project for the Create:Remote Development group.

A demo of reactive programming in Spring WebFlux. It implements a user management API with non-blocking create, get, and stream operations. Security is handled via JWT-based authentication to illustrate best practices for reactive endpoints. The project is intended for learning and experimenting with reactive architectures, streaming data, and scalable non-blocking APIs in Spring.

Rocket REST API

Package libqbe is a ccgo/v4 version of QBE in a library form (https://c9x.me/compile/)

🚀 Production-ready Node.js + TypeScript backend boilerplate with Express, JWT, Nodemon, and a built-in project setup script.

Tic-Tac-Toe REST API in Go | Go 1.24 | 2025 December — Production-ready backend with clean architecture, concurrent game sessions, and pluggable AI strategies (human, random, minimax). Fully tested.

Backend for managing content.

eVibes — your store without the extra baggage. Everything works out of the box: storefront, product catalog, cart, and orders. Minimal complexity, maximum flexibility — install, adjust to your needs, and start selling.

Helios - minimalist web framework for Python

Un kata pour tester les compétences et les bonnes pratiques d'architecture logicielle

Minimal Java HTTP server for handling JSON POST requests.