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Programming and DSA

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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

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Programming and DSA

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Catalogue

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Practice Compete Compiler
Home » Juan Esteban Lopez Aranzazu
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Juan Esteban Lopez Aranzazu

  • 2★juanlopezaranz
  •   Colombia
  • Student
  • Universidad del Valle, Colombia
  • No Active Plan. View Details

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Rating Graph

No. of Contests Participated: 6
1425 (-69)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 188 (Rated)(2025-05-28 22:00:04)
Global Rank:   2372
Cheated in:   

Ratings System Update

(2025-05-28 22:00:04)
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Global Rank:   0
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Learning Paths (17)

learn-icon

Back-end development using Node JS

10%
learn-icon

Learn Advance Java

25%
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Learn SQL

65%
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Learn Rust

23%
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Recursion

12%
learn-icon

Arrays

Completed

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Build with Django: Web Development for Beginners

Completed

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Learn Go

24%
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Learn JavaScript

13%
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JavaScript Problem solving

34%
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Trees and Binary trees

17%
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Linked Lists

44%
learn-icon

Learn Java

23%
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C++ Problem Solving

59%
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Learn C++

27%
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Problem solving in Python

64%
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Learn Java (Older version)

38%

Practice Paths (14)

learn-icon

Arrays, Strings & Sorting

10%
learn-icon

2D Array / Matrices

9%
learn-icon

SQL Practice Queries

35%
learn-icon

Practice Python

17%
learn-icon

Python Projects for Beginners

19%
learn-icon

1000 to 1400 difficulty problems

4%
learn-icon

Level up from 1* to 2*

41%
learn-icon

Practice JavaScript

22%
learn-icon

500 to 1000 difficulty problems

8%
learn-icon

Java Projects for Beginners

0%
learn-icon

Practice Arrays

35%
learn-icon

Practice for ZCO and INOI

7%
learn-icon

Jump from 2* to 3*

1%
learn-icon

Data Structures Interview Questions

7%

Contests (6)

Starters 95 Division 4 (Rated)

Donation Rewards, Donation Drive

Starters 96 Division 4 (Rated)

Bells of Pilgrimage, Weeding, AB Difference, Remove Multiples

Starters 97 Division 4 (Rated)

Caesar Cipher, Schrodinger Smiley, 2000, Best of Two

Starters 98 Division 3 (Rated)

FIND A and B, Airport Management

Starters 99 Division 4 (Rated)

Card Swipe, Endless Appetizers, Puzzle Hunt, Exclusion-Inclusion

Starters 188 (Rated)

Red and Blue Gems, Train Even or Odd, Subset Sum 3

Weekend Dev Challenge 01

Project 2 - To do list - Add task, Project 1 - Code Breaker Challenge problem 1, Project 1 - Code Breaker Challenge problem 2, Project 2 - To do list - List and Delete Task, Project 1 - Code Breaker Challenge problem 3, Project 2 - To do list - Toggle Tasks

Weekend Dev Challenge 02

The Secure Entry - User Authentication Module, The Ballot Box - Voting Module, RCV Vote Counter - 2, RCV Vote Counter - 3, RCV Vote Counter - 1

Weekend Dev Challenge 03

Job Application Tracker - 2, Job Application Tracker - 1, Django Job Form

Weekend Dev Challenge 04: Projects in Python & Flask

LinkedIn QR Code Generator, Add Download and Navigation Functionality, QRverse- Component 1 Text QR Code Generator, QRverse- Component 2 UPI QR Code Generator

Weekend Dev Challenge 05: JavaScript Projects

Split Your Bill - 1, Snake Game - 1, Snake Game - 2, Snake Game - 3, Snake Game - 4, Snake Game - 5, Snake Game - 6

Weekend Dev Challenge 06: JavaScript Projects

FLAPPY BIRD - 3, FLAPPY BIRD - 4, FLAPPY BIRD - 2, Weather App - 2, Weather App - 1, FLAPPY BIRD -1

Weekend Dev Challenge 07: React Projects

Weather App - 1, Weather App - 2, FLAPPY BIRD -1 , FLAPPY BIRD - 2, FLAPPY BIRD - 3

Weekend Dev Challenge 08: React Projects

Live crypto update, Fix the render, Switch the theme, Improve your aim, Tab Switch

Weekend Dev Challenge 09: ML Projects

Data Exploration and Analysis - Loan Approval, Preprocessing Dataset - Loan Approval, Train Logistic Regression Model - Loan Approval, Bangalore House Price Prediction Project, Clean the Bangalore House Price Dataset

Total Problems Solved: 1831

1425
(Div 3)
★★
CodeChef Rating (Highest Rating 1494)
  • 39074 Global Rank
  • 5 Country Rank

Skill tests

80%

Python Skill test

Attempted on June 2024
87%

Java Skill test

Attempted on May 2025
93%

SQL Skill Test

Attempted on May 2025
View skill tests

Badges

Problem Solver - Diamond Badge

Problem Solver - Diamond Badge

Received for solving 1000 Problems

Contest Contender - Bronze Badge

Contest Contender - Bronze Badge

Received for participating in 5 Contests

Daily Streak - Silver Badge

Daily Streak - Silver Badge

Received for maintaining a streak of 25 days

Certificates

Arrays

Issued July 2025

View

Web development using JavaScript

Issued July 2025

View

Build with Django: Web Development for Beginners

Issued July 2025

View
View All 8 Certificates

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Workden, MNR PRIDE, 14, HAL Old Airport Rd, Domlur I Stage, 1st Stage, DOMLUR, Bengaluru, Karnataka 560071 [email protected] +91 95911 47880
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