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The best coding test course that gets you accepted into coding tests at Naver, Kakao, and Samsung in just 10 weeks!

CS knowledge lectures on design patterns, networks, operating systems, databases, etc. from the author of the #1 book in Korea, "CS Major Knowledge Notes for Interviews"! Covers all the concepts needed for CS interviews and the latest past questions!

Just having that kind of developer portfolio makes it hard to get hired! Revealing the portfolio secrets that actually got people hired at major IT companies like Kakao, Samsung Electronics, and Naver!

Reflecting the latest trends!! The employment secret note is still being updated. (You can check the latest update date at the bottom of the curriculum) All the know-how about employment and job changes that the 'Kakao public recruitment passing developer' secretly tells you (Hot hot🔥)

Here are some tips for interviewing developers that you won't find on the internet. This is the essence of preparing for the web development hiring process.

Beyond basics like API design, CRUD implementation, and JWT authentication, all the way to backend architecture design! This is an introductory system design course to help you build 'your own backend architecture' that you can confidently discuss in interviews.

A Korean computer science professor's challenge to Silicon Valley in the US - Overseas employment, coding test know-how, On-site, On-line interview

This course carefully selects only the essential Java core concepts you must know for practical work and interviews, covering everything from object-oriented programming to collections, multithreading, and modern Java all in one comprehensive package. Going beyond basic syntax, it explains advanced concepts that make the difference in interviews through diagrams and examples in an easy-to-understand way, organized with slides for quick review at a glance. If you want to systematically organize Java core concepts, start right now.

This is a [Backend, Resume Enhancement] class prepared for job seekers and junior developers.

Through this lecture, students will be able to learn the basic and post-processing technology flow of semiconductors, and will be able to learn the content necessary to prepare for interviews at post-processing semiconductor companies.

This course carefully selects only the essential JavaScript core concepts you must know for practical work and interviews, covering everything from scope and execution context to closures, prototypes, asynchronous processing, and module systems all in one comprehensive guide. Going beyond superficial syntax explanations, it's structured to help you understand how JavaScript actually works from fundamental principles. Through examples and visual materials, even concepts that seemed difficult are explained easily, aiming for 'understanding that can be expressed in words' that you can directly utilize in interviews. If you want to systematically organize JavaScript's operating principles, start right now.

Do you dread the moment of persuasion? Stop negotiating by gut feeling and emotion! With ex-Apple Business Coach Jasmine Han, 15 mins daily, in a month, you'll take negotiation control.

A C++ course optimized for employment that prepares you for both practical work and interviews simultaneously. An AAA game developer helps ensure your employment with interview questions from major domestic game companies and practical cases collected over 10 years.

This is a core CS (computer science) course that organizes essential data structure concepts required in both practical work and interviews, centered on intuitive flow and diagrams. It covers the full range from arrays and lists to trees, graphs, and heaps, carefully selecting only the core concepts. Rather than simple enumeration, it's designed with a connected structure so that even beginners can quickly understand the overall context. The slides are organized in a study note format suitable for review, and are especially recommended for those who want a final check before interviews or to solidify their foundational concepts.

For those who have chosen a career in information security/information technology and are preparing to move to large corporations/financial institutions, we will reveal our strategy for passing the exam. A current CISO who has personally recruited and recommended numerous people will share his secrets for passing the exam. He has heard from his acquaintances, security company CEOs and executives of large companies, and compiled a recruitment bible by collecting a vast amount of recruitment secret data.

I worked at a company called Algolia in France from 2019 to 2022. I would like to share the reason why I applied to this company, the process of moving, and what I learned and my thoughts. This is not a video like "Secrets to Successful Overseas Employment" that can be applied to everyone. However, I hope that this video, which details my personal experience, will be a good hint to many people.

From documents to interviews, the A-Z of designer employment is included. We will show you in detail how to increase your chances of passing by watching the interview process of an actual applicant that you cannot see anywhere else.

We'll tell you what to do and what not to do when you have to give a technical/business presentation.

DevOps Interview Preparation: Master your interview preparation for Git, Docker, CI/CD, Terraform, Ansible, Kubernetes, and Monitoring.

This is a core CS (computer-science) course that selects only the computer architecture concepts frequently encountered in practical work and interviews, explaining and organizing them in an easy-to-understand way with a focus on diagrams. It's designed so that even beginners can grasp the flow and quickly continue their subsequent learning. The slides themselves are structured to serve as reviewable summary notes. If you want to organize the flow of computer architecture, start right now.

This is an introductory course that organizes the most frequently appearing database concepts in interviews and practical work with a flow-centered + diagram-centered approach. From basic SQL syntax to normalization, transactions, indexes, sharding/partitioning, and security, it structurally connects and explains complex DB concepts with real examples. At the end, an interview practice chapter is included, so you can confidently answer questions like "What is a transaction?" and "When do you use indexes?"

Listening to the interview speech can help you pass the interview with flying colors.

If you are preparing for a data analyst job or career change and were curious about hearing from someone in the field, ask a data analyst anything!