Alonso's Portfolio

Alonso Contreras

Dedicated and passionate researcher with a knack for problem solving, technology and innovation. Interested in the world of programming and software engineering.

kalshiev
Kalshiev
www.linkedin.com/in/alonso-contreras-2b47083a7

Level

99Mage

5,945 XP8,240 XP

Path Completed Backend Developer

Lessons Solved 1,754

XP Earned 425,385

Leaderboard Top 1.3%

JoinedJul 31, 2025

8 Projects Completed

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Capstone ProjectMay 29, 2026
Build a Blog Aggregator in GoMar 25, 2026
Build a Pokedex in GoFeb 27, 2026
First Personal ProjectDec 24, 2025
Build a Static Site Generator in PythonSep 27, 2025

League Placements

Thorned Naga

Feb 21, 2026 - Mar 21, 2026

61,468 XP

Bronze Yeti

Apr 19, 2026 - May 17, 2026

37,331 XP

17 Courses Completed

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Learn JavaScriptSep 1, 2026
Learn How to Find a Programming JobJun 7, 2026
Learn Pub/Sub in RabbitMQ and GoMay 12, 2026
Learn DockerApr 25, 2026
Learn File Servers and CDNs with S3 and CloudFrontApr 19, 2026

Achievements

Boss: Gold

Defeat 3 bosses

May 11, 2026

Milestone: Grandmaster

Complete 960 exercises

Jan 30, 2026

Streak: Grandmaster

Study consistently for 144 days

Dec 30, 2025

Sharpshooter: Grandmaster

Complete 28 sharpshooter sprees

Aug 20, 2025