Bartosz Żelaźnicki
Bartosz Żelaźnicki
member
Achievements
Grandmaster: Milestone
Complete 960 exercises
Jan 13, 2025
Grandmaster: Sharpshooter
Complete 28 sharpshooter sprees
Nov 8, 2024
Grandmaster: Streak
Study consistently for 144 days
Mar 25, 2025
Bronze: Boss
Defeat 1 boss
May 18, 2025
Bronze: Fellowship
Earn 1 karma in the discord
Oct 22, 2024
24 Courses Completed
Learn to Code in Python
Oct 26, 2024
Learn TypeScript
May 5, 2025
Learn SQL
Feb 2, 2025
Learn Object Oriented Programming in Python
Nov 7, 2024
Learn Memory Management in C
Jan 7, 2025
Learn Linux
Oct 28, 2024
Learn Kubernetes
May 26, 2025
Learn JavaScript
Apr 28, 2025
Learn How to Find a Programming Job
Apr 17, 2025
Learn HTTP Servers in TypeScript
May 15, 2025
Learn HTTP Servers in Go
Feb 10, 2025
Learn HTTP Clients in TypeScript
May 6, 2025
Learn HTTP Clients in Go
Jan 23, 2025
Learn Go
Jan 16, 2025
Learn Git 2
May 23, 2025
Learn Git
Nov 5, 2024
Learn Functional Programming in Python
Nov 19, 2024
Learn File Servers and CDNs with S3 and CloudFront
Feb 12, 2025
Learn File Servers and CDNs with S3 and CloudFront
May 18, 2025
Learn Docker
Feb 13, 2025
Learn Data Structures and Algorithms in Python
Dec 18, 2024
Learn Data Structures and Algorithms 2 in Python
Jun 3, 2025
Learn CI/CD with GitHub Actions, Docker and TypeScript
May 20, 2025
Learn CI/CD with GitHub Actions, Docker and Go
Feb 14, 2025
11 Projects Completed
Jan 8, 2025
First Personal Project:
Build a personal project on your own, completely from scratch, then submit ...
Jun 8, 2025
Build an AI Agent in Python:
Build an LLM-powered command-line program capable of reading, updating, and...
May 27, 2025
Build a Web Scraper in TypeScript:
Build a web scraper from scratch in TypeScript. It's an SEO analytics tool ...
Nov 28, 2024
Build a Static Site Generator in Python:
Build a static site generator from scratch, similar to Jekyll, Hugo, or Gat...
May 9, 2025
Build a Pokedex in TypeScript:
Build a REPL pokedex on the command line in Typescript. Learn how to use JS...
Jan 28, 2025
Build a Pokedex in Go:
Build a REPL pokedex on the command line in Go. Learn how to use JSON, make...
Dec 27, 2024
Build a Maze Solver in Python:
Build a visual interface that draws, solves, and animates a maze in Python....
Nov 5, 2024
Build a Bookbot in Python:
Build your first local command-line application in Python and use the real ...
May 12, 2025
Build a Blog Aggregator in Typescript:
Build a blog aggregator microservice in TypeScript. Put your API, database,...
Feb 5, 2025
Build a Blog Aggregator in Go:
Build a blog aggregator microservice in Go. Put your API, database, and web...
Nov 8, 2024
Build Asteroids using Python and Pygame:
Build a clone of the classic Asteroids game using Pygame and object-oriente...