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All
Projects

Every system, tool, and application — from production infrastructure to 42 curriculum deep-dives.

Systems & Backend
001

Distributed RAG Document Synthesis Platform

Containerized Retrieval-Augmented Generation backend with LlamaIndex, Qdrant vector DB, and a decoupled MinIO + PostgreSQL storage layer for asynchronous document ingestion and semantic search.

PythonQdrantLlamaIndex MinIOPostgreSQLDocker Compose
AI / Backend Source ↗
002

High-Performance HTTP/1.1 Server (webserv)

RFC-compliant HTTP server built from scratch in C++ using POSIX sockets and a single-threaded non-blocking I/O event loop via select(), managing up to 1024 concurrent connections.

C++POSIX SocketsTCP/IPCGI
Systems Source ↗
003

OS-Level Concurrency: The Dining Philosophers

Classic resource contention problem solved in C using POSIX threads and fine-grained mutex locking to prevent deadlocks, livelocks, and thread starvation under high contention.

CPOSIX ThreadsMutexes
Systems Source ↗
004

Minimalist UNIX Shell (Minishell)

Bash-inspired shell in C supporting pipes, I/O redirection, heredoc, environment variable expansion, all POSIX builtins, correct signal handling in parent and child contexts, and zero memory leaks.

CPOSIXreadlinefork/execveSignals
Systems Source ↗
005

Raycasting 3D Engine (Cub3D)

DDA-based pseudo-3D rendering engine in C inspired by Wolfenstein 3D — one ray per screen column, perpendicular wall distance correction for fish-eye prevention, directional texture mapping, and a custom .cub config parser.

CMiniLibXDDA AlgorithmVector Math
Systems Source ↗
Mobile & Freelance
006

Hitspot

Travel discovery mobile app built in Flutter — Google Maps integration for location pinning, Supabase real-time backend, cloud functions for server-side processing, and push notifications for user re-engagement.

FlutterSupabaseGoogle Maps Cloud FunctionsPush Notifications
Mobile
007

Coeur Clothing

E-commerce mobile application for a Polish premium clothing brand — product catalogue, cart management, and checkout flow built in Flutter.

Flutter Dart Stripe
Mobile
In Progress
008

CoreQ — Manufacturing ERP & Automated Quotation

Production management system for manufacturing SMEs migrating from legacy MySQL to PostgreSQL + FastAPI. Features a Bottom-Up data model, virtual machine park (digital twins with live pricing), cascading SQL analytics for margin and Whale Score computation, and a planned MES shop-floor interface.

PythonFastAPIPostgreSQL SQLAlchemyJSONBETLReact
In Progress