パリに住む開発者

Build a solid foundation and confidence by developing a variety of topics from scratch with JavaScript.

A Non-major Developer's 5-Year Journey: A Guide to Reducing Time and Trial and Error

◾ Learn practical strategies for seamless career transitions while employed and career management know-how before and after resignation. ◾ Assess your current career and establish strategies for your next career move. ◾ Set specific job change directions, timing, and establish your next career goals. ◾ Prepare for real-world resume writing, interviews, and negotiations for job transitions.

Based on my experience as an interviewer and 14 years in charge of recruitment, having helped over 3000 people pass, I will provide detailed know-how for passing interviews from an interviewer's perspective.

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.

Through this lecture, you'll be able to learn about the AI graduate school admission process and preparation methods from start to finish! I'll also share some great tips to increase your chances of getting accepted!

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

Perfect Interview English with Charm and Persuasion Job interviews aren't won by English skills alone. From self-introductions to motivation for applying, explaining strengths and weaknesses, to handling situational questions—you need strategies to answer logically and confidently. This course is based on frequently asked questions from actual global companies and foreign firms, following a learning sequence of ✔ Answer Structure Design → ✔ Key Expression Mastery → ✔ Real-world Role-play Training. Rather than simple memorization, we'll develop your ability to expand answers with your own unique stories. Intensive analysis of 30+ essential frequently asked questions Model answers & instant variation training Logical answer frameworks that interviewers love Role-plays that capture the real interview atmosphere This will be the most practical guide for those preparing for English interviews at foreign companies, global corporations, and major domestic companies.

It's okay if you follow along without any particular order. Just follow this lecture!

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.

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 guide. Beyond basic syntax, we explain 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.

Database concepts most frequently encountered in interviews and practical work, This introductory course is organized flow- and diagram-centrically. From SQL basic syntax to normalization, transactions, indexes, sharding/partitioning, and security, It explains seemingly complex DB concepts, structurally linking them with real-world examples. Finally, an interview practice chapter is included, So you can confidently answer questions like "What is a transaction?" and "When are indexes used?".

Do you want to be good at speaking? Do you keep getting nervous when you present? Learn speech systematically from Heung Button, a 13-year announcer. Your life will change.

This is a core CS (computer-science) lecture that selects only the computer architecture concepts frequently encountered in practice and interviews, explaining and organizing them easily with a focus on diagrams. It was designed so that even those encountering it for the first time can grasp the flow and quickly continue with subsequent learning. The slides themselves are structured to serve as reviewable summary notes. If you want to get a grasp of the computer architecture flow, start right now.

This is a core CS (computer-science) lecture that organizes essential data structure concepts, which are required for practical work and interviews, centered around intuitive flow and diagrams. It covers the entire range from arrays and lists to trees, graphs, and heaps, selecting only the key parts. It's designed to help even first-time learners quickly grasp the overall context by explaining concepts in a connected structure rather than a simple enumeration. The slides are structured in an organized note format suitable for review, and are especially recommended for those looking for a final review before an interview or who wish to solidify their basic concepts.

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!