Coding Interviews Courses and Certifications

Tech with Tim

How to Pass Coding Interviews Like the Top 1%

Master the 7-phase framework used by top 1% developers to ace coding interviews, from question clarification to optimization strategies.

• YouTube
• 18 minutes
• Self-Paced
• Free Video

Career Certificate

Advanced Interview Prep for Senior Engineers in Java

465 ratings at CodeSignal

Prepare for senior Java engineering interviews through advanced data structures, design patterns, refactoring, backward compatibility, and problem-solving practice.

• CodeSignal
• 21 hours
• Self-Paced
• Free Certificate
• 5 courses

Python Coding Practice for Technical Interviews

Practice Python interview problems: index-based array traversals, character frequency encoding, conditional array processing, variable-jump navigation, and pairing simulations.

• CodeSignal
• 2 hours
• Self-Paced
• Free Certificate

Java Coding Practice for Technical Interviews

Practice Java array, string, and traversal problems to strengthen implementation and problem-solving skills for technical interviews.

• CodeSignal
• 2 hours
• Self-Paced
• Free Certificate

C++ Coding Practice for Technical Interviews

Practice C++ array and string problems through game-like simulations to strengthen implementation and problem-solving skills for technical interviews.

• CodeSignal
• 2 hours
• Self-Paced
• Free Certificate

JavaScript Coding Practice for Technical Interviews

Practice JavaScript implementation and problem-solving through array and string challenges designed for technical assessments and interviews.

• CodeSignal
• 2 hours
• Self-Paced
• Free Certificate

C# Coding Practice for Technical Interviews

Practice solving C# array, string, and algorithm problems to reinforce coding skills and prepare for technical interviews.

• CodeSignal
• 2 hours
• Self-Paced
• Free Certificate

TypeScript Coding Practice for Technical Interviews

Practice solving array and string problems in TypeScript to strengthen implementation skills for technical assessments and coding interviews.

• CodeSignal
• 2 hours
• Self-Paced
• Free Certificate

Go Coding Practice for Technical Interviews

Practice Go coding problems involving slices, strings, and array operations to strengthen implementation skills for technical assessments and interviews.

• CodeSignal
• 2 hours
• Self-Paced
• Free Certificate

Kotlin Coding Practice for Technical Interviews

Practice Kotlin array, string, and list-processing problems to strengthen implementation skills for coding interviews.

• CodeSignal
• 2 hours
• Self-Paced
• Free Certificate

Ruby Coding Practice for Technical Interviews

Practice Ruby through array, string, encoding, and optimization problems designed to reinforce coding skills for technical interviews.

• CodeSignal
• 2 hours
• Self-Paced
• Free Certificate

Scala Coding Practice for Technical Interviews

Practice Scala coding through array, string, and combined-operation problems designed to reinforce skills for technical interviews.

• CodeSignal
• 2 hours
• Self-Paced
• Free Certificate

PHP Coding Practice for Technical Interviews

Practice PHP array, string, and traversal problems to strengthen implementation and problem-solving skills for technical assessments and coding interviews.

• CodeSignal
• 2 hours
• Self-Paced
• Free Certificate

System Design · Coding · Behavioral · Machine Learning Interviews

End-to-end preparation for technical interviews, covering resumes, coding patterns, system design, object-oriented design, and specialized AI and mobile design.

• Independent
• Self-Paced
• Paid Course

Technical interviews follow a pattern: learn Python lists, stacks, queues, hashing, trees, and graphs, analyze efficiency, and rehearse mock interview answers.

• Udacity
• 4 weeks
• Self-Paced
• Paid Course