Inflearn After-Work Meetup #04 Side Project

This is a recorded video of the TDD online live meetup held in July 2025.

The best introductory programming course that has already been taken and enjoyed by over 20,000 people. This introductory programming course was planned and prepared by Inflearn from the perspective of a non-major, and helps people who have never touched programming before to develop programming skills that can be used in real life.

The renewal version of Life Coding's first web development course, <WEB 1 - HTML & Internet>, is being released exclusively on Inflearn!

This course is designed to cover the grammar of multi-threading, multi-processing, parallelism, and concurrency based on OS knowledge in preparation for technical interviews. You will learn basic knowledge about how to increase execution efficiency with multiple resources.

Learn Figma, the most widely used collaboration tool in the world! Learn the basics of Figma, a design tool for UI design sketching, prototyping, and collaboration, and how to use it in practice.

You can meet Excel as a data analysis tool that can add value to your work. This is a basic Excel course that teaches concepts in a broad and thorough manner from the basics.

Based on basic Python grammar knowledge, we will gradually increase the difficulty level from easy to difficult examples. During this process, you will learn how to study on your own, acquire solid grammar knowledge, and firmly establish your basics. In addition, we will learn frequently used patterns in Python programming.

This course is designed to cover Python metaprogramming and in-depth grammar based on extensive Python development experience and online and offline teaching experience. Furthermore, we have prepared a curriculum that will be helpful for Python job seekers' interviews and technical interviews for experienced professionals. In addition, we will explain the process of directly distributing the library you created to PyPI (Python Package Index).

This course focuses on teaching high-level grammar so that learners who have learned the basics of Python can apply Python to practical use. By understanding the unique features of Python and learning them quickly, you can become familiar with intermediate-level programming.

This is an introductory web development course for those starting programming for the first time. By learning HTML, CSS, and JavaScript and creating an Instagram post card, you will learn the essential basics required for web page production.

Leverage Python to create your own indicators and a convenient tool for securities analysis!

In this lecture, we will look at service planning and design methodologies for planning services in the IT/tech field, as well as various soft skills that service planners must have. Finally, we will analyze the service using the example of an AI voice recognition service, a UX service introductory lecture for beginners.

This is a live video of Jung Heung-soo from Heung Button, which was broadcasted on January 23 as part of the <2025 Know Yourself Know Your Enemy Relay Live Campaign>.

From the basics of the Spring Framework to practical usage! Become a developer who can be deployed and actively engaged in the field right away through thorough and comprehensive explanations and examples.

In an environment without a design team, product proposals, or a PM, how can we plan, deliver, and persuade? Kim Young-jun, former 29CM Product Design Lead, will share his self-product strategy focusing on Figma, along with practical case studies. Learn in detail everything from how to survive in a structureless environment to how to build structure with just Figma.

This is a class that teaches intermediate and advanced level data analysis and visualization chart creation methods to those who can handle Excel basics. With this class, you can master Excel completely!

The fact that you can analyze data more easily and effectively with Python Pandas instead of Excel! Learn the basic functions of the Pandas library and how to use it in practice through financial data analysis.

How are product design and education changing in the AI era? Figma Official Community, FoF Seoul & Educators jointly hosted a meetup. Discover various cases and topics on AI-era product design and education, along with relevant sessions from global industry speakers who love Figma.

You've applied to be an Inflearn knowledge sharer, but you're feeling overwhelmed by the task of creating a lecture. How about listening to knowledge sharer Kang Young-hwa's lecture creation know-how?

[Inspiration Note] From ways to find inspiration in daily life with author Seunghee, to everything you're curious about regarding Seunghee as a brand marketer!

Practical English Guide for Software Engineering | Great IT English

Essential basic business etiquette, workplace etiquette appropriate for each level from junior to senior, and global business etiquette to be shown to foreigners encountered in business are presented through situational examples.

This course is a membership subscription concept, so once you purchase it, you can continue to take additional classes😃

In the past, I thought, "Isn't it enough to just be good at developing on my own?" but the truth is, you can't do anything alone (of course, some people are good on their own, but that wasn't my story haha). In this knowledge sharing session, we will talk about how all of us can break free from the frame of being a solo battle and grow steadily by building healthy communication and culture with the team, without hurting each other. We will discuss together why blogging is necessary for a developer's continuous growth and for protecting oneself amidst anxiety, whether the desire to prove oneself at the company works to deplete oneself rather than aid growth, how essential Code Review is for maintaining a team's healthy culture, what detailed guides are needed to establish a healthy Code Review culture, and what are the Anti-Patterns of managers you should absolutely avoid or never emulate when you encounter them.

This is a lecture on logical problem-solving methods that juniors can immediately apply in their work. When you are suddenly assigned to a new job at your company, do you want to do it like a ‘good worker’? You can easily learn how to solve problems without panicking when you are trying something for the first time.

This course is designed to provide systematic learning of essential business manners and work know-how that are crucial for modern professionals. It covers practical content that can be immediately applied in real work situations, including greetings and first impressions, attire, communication, meetings, networking, business card and handshake etiquette, and management. The focus is on developing the capabilities to build a professional image and establish trust within the organization.

Talking about ‘Developer, Things That Helped Me Grow’ _Seo Ji-yeon AI Engineer _Kim Young-jae Technical Fellow _Ha Jae-seung Senior Developer _Jo Eun Lead Developer _Kim Sang-woo Data Group Headquarters Manager _Gom Coach Agile Coach

This is a practical, hands-on training program covering various strategies and exercises to maximize team synergy within an organization, ranging from the core principles of effective team building to practical methods for improving teamwork. The curriculum is designed to help participants acquire immediately applicable teamwork-strengthening know-how through case studies and workshops. Topics include shared goals and vision, understanding diverse strengths and roles of team members, psychological safety and communication, motivation, conflict management, practical team-building activities, and retrospectives. Through this program, participants can systematically learn the core elements and practices of high-performance teams that enable both individuals and the organization to grow together.

Why is it that even after writing a great report, a decision still isn't made? It’s not because your persuasion is lacking. It’s because the structure is weak. In this lecture, we will use the F.O.C.E. framework to design a document structure that makes it "impossible for executives to avoid" making a decision. Fix the subject of judgment with Frame, Specify the cost of indecision with Obligation, Eliminate alternatives with Convergence, And show the scene of implementation with Execution Image. Learn how to apply pressure through structure, not just persuasion.

It guides attitudes and self-management methods for various workplace issues actual office workers face. YouTube creator Yoo Se-mi, with vast experience from entry to executive, provides empathetic, practical wise work life tips from real office worker stories.

Do you know the basics but struggle with results? Do you receive repeated revision requests every time you write a report? This lecture teaches you more than just sentence skills; it teaches you the structure that drives decisions. From report design methods that speed up your boss's judgment, to logical structures that don't get rejected, strategic writing skills that enhance persuasiveness, and completing requests that lead to final decisions. With a structure that can be applied immediately in practice, you will reduce your overtime, produce results, and complete reports that become the standard for promotion. This is an integrated package for those who want to be decision designers, not just report "writers."

The purpose of a report is not "explanation," but a decision. This course is not about how to add more data; it is about how to build a structure that leads to a decision. - Why reports fail to get approved despite having plenty of data and evidence - What decision-makers look for in 3 seconds (Title/Summary/Decision Points) - How to persuade through choices and alternatives, rather than just numbers or results - How to structure your report using the Problem–Solution–Scale Up–Confidence framework After this course, you will be able to rewrite your reports as a "decision-making map."

In the era of AI, the final touch of work is done by humans. Learn persuasion and negotiation strategies to bridge differences and achieve results that satisfy everyone, through vivid real-world cases from a business negotiation expert.

Everything about workplace manners the company won't tell you! From speaking style, email, to dress code — we'll teach you how to act like a pro without being flustered from your first day. This practical curriculum is based on 1,200 corporate lecture experiences by Oh Hana, CEO of Confidence Charging Station. It is an essential lecture for not only new employees but also job seekers and current employees.

Through this course, you will gain a comprehensive understanding of how IT companies work, the culture of IT companies, the mindset preferred by employees, and the soft skills needed to work as a team in IT companies.

This lecture explains the essential IT knowledge that non-majors need to know in a way that is easy to understand and at a level that is absolutely necessary for practical use, and it is designed to help you establish the basics of IT practice and communicate easily with developers. It also includes an appendix with explanations of terms focused on IT practice, making it a bible for non-major IT beginners.

Are you always anxious that you are too busy alone but are not doing your job properly? A 9-year designer who has worked at Nekarasen after working at 4 startups will share practical strategies for growing without a mentor, based on his experience.

Seo Ja-young, Kiki, and Kang Young-hwa talk about self-growth methods and soft skills based on cases they experienced in their careers.

The real reason your report isn't getting approved isn't because the executive is busy. It's because there is no decision within the document. In this lecture, we cover: - Sentence structures where responsibility disappears - Expression habits that cause delays in judgment - Points where the decision-maker becomes blurred - How to rearrange documents based on an executive's flow of judgment After taking this course, you will be able to pinpoint exactly where the "decision has stalled" in your report.

[Live] A 3-step presentation formula learned easily with an incumbent from a major corporation with 50,000 followers - This is an edited video of the live session conducted with Sang-myeong Yoon.