Developer Technical Blog Growth System: SEO, Content, Monetization, and Career Strategy

Developers, can you really succeed just by developing your development skills? Build your own brand that differentiates you from the crowd of developers along with your development skills, add soft skills, and be active in the development ecosystem.

A blog of your own that everyone dreams of! Not just another common blog you see everywhere, but a differentiated blog that you create and manage yourself! Try it now with a Github blog!

After attending a 30-minute lecture, you can decorate your own Instagram feed and receive sponsorship!

This course aims to help even those new to Astro complete a live, deployed blog within one hour. We minimize theoretical explanations and focus on copy-and-paste ready code and step-by-step checkpoints. By the end of the course, 👉 You won't just be someone who "has tried Astro," 👉 You will be someone who "has a blog built with Astro."

If you are preparing for a job change after 5 years or less, we will tell you all about career management methods along with successful cases of career branding that can increase your passing rate by more than 2 times with a strategy that differentiates you from others!

A practical side-project course for professionals who feel uneasy entrusting their career to just one company. By combining three elements—LinkedIn (trust), AI (productivity), and small products (validation)—you’ll build a version of yourself that works outside the company, too. Based on my own journey from 10 years at an advertising agency → 5 years as a data strategy leader → becoming an independent freelancer, I’ve organized everything into actionable steps you can start right after work: LinkedIn profile and writing routines, finding your selling points, five revenue models (courses/webinars · consulting/coaching · e-books/templates · partnerships/collaborations · communities/memberships), a worksheet for designing your first product, and sales channels and community operation funnels.

Karen Floyd is a world-renowned career coach who has designed the careers of leaders at numerous global companies such as Google, Samsung, Naver, and Hanwha. Selected as a top 1% communication expert by the European PR Association and a former headhunter who has handled hundreds of resumes and interviews, she is launching her first course on Inflearn specifically for Korean students. Design your own career strategy and brand using Karen's personally developed C.L.E.A.R. Career Method and LinkedIn branding strategies.

This lecture views a gourmet restaurant account not just as a simple food introduction channel, but as a starting point for a local content business that connects local shops with customers. Based on actual F&B store consulting experience, we examine the problems faced by business owners who have great food and spaces but fail to promote themselves to customers. We also explain why content with high views differs from content that drives actual visits, and what role local creators can play for local businesses. In this lecture, we cover the process of creating your first local content, including why food content is advantageous for short-form, the roles of each channel (Instagram, Naver, YouTube Shorts, TikTok), account positioning, benchmarking account analysis, writing scripts before filming, on-site restaurant filming methods, and basic editing with CapCut. The course is designed so that you can start even without professional filming equipment or editing experience, providing practical standards for those who want to turn their local area and lifestyle into content and develop it into a sustainable content channel.

"Simply knowing technology well does not make you a good sales engineer." Understanding customers’ problems, connecting technology to business value, and exerting influence between sales and development are the core responsibilities of a sales engineer. In this course, drawing on more than 20 years of B2B software presales experience, I will systematically share practical know-how on customer meetings, requirements analysis, demos, PoCs, proposal strategies, and internal collaboration. Learn the work frameworks and mindset of a sales engineer that you can apply immediately in practice.

[2026 Latest Edition] Discover everything from essential practical skills for junior content marketers with no experience to job-seeking know-how!

Everything you need to know about successfully planning and executing a presentation that no office worker can avoid!

Applying to defense companies with an SW developer cover letter unchanged often leads to rejection during the document screening stage. This is because defense companies value reliability, process compliance, and security awareness more than rapid development. This course begins by helping you understand the flow of defense R&D and the way defense SW is developed. It then shows you how to rewrite your existing experience in language that defense industry professionals can understand. It covers a formula for writing your motivation for applying, experience-substitution storytelling, how to use practical keywords such as SRS/SDD, configuration management, CMMI, and DAPA coding standards, as well as preparation for security-related interviews.

Learn community business strategies that turn customers into fans and develop relationships with those fans into sustainable brand assets. Based on various examples of community management, you will learn the core principles of relationship design and a three-stage operating strategy: design, building, and managing.

Do you feel stuck when you try to write, or lose your way and fail to finish once you start? This course covers how to: - Organize your thoughts into a structure - Complete a draft in just 10 minutes - Create writing that is read to the end and remains persuasive Whether it's an email, report, blog post, or content, the format may differ, but the structure remains the same. Combining 26 years of corporate reporting experience with the experience of writing full-length novels, I provide a writing system designed with logic and persuaded through emotion.

A practical portfolio guide shared directly by a technical director who has reviewed more than 10,000 applicants. There is no such thing as a “portfolio that guarantees acceptance” or a “correct way to structure one.” This guide offers insight into how reviewers examine portfolios, what they look at to assess your skills, and what kinds of content leave them feeling fatigued. A portfolio is not simply about listing as many projects as possible or making it look flashy. The core of this course is understanding the process of clearly organizing and communicating what problems you solved and what you considered and chose along the way. Whether you are an experienced developer or a newcomer, this course will be helpful for anyone who has wondered how to organize and showcase their portfolio, blog, GitHub, and side projects.

Learn how to transform rough notes written on-site into blog posts with ChatGPT, and complete the process through AI image generation and Shorts production. Even without writing experience, you can master the entire blog management process through step-by-step hands-on practice. This is a practical course for business owners who want to run their blogs themselves without relying on agencies.

Are you tired of writing without results? Achieve real outcomes in your work and content planning through the logical writing methods I have personally experienced!

Many office workers face the same problems when writing. -You worked hard on a report, but the conclusion is vague. -You wrote a long blog post, but people don't read it to the end. -You sent an email, but the recipient doesn't understand the core point. Most of these problems are not about writing skills, but about structure. Over 26 years at large corporations and investment firms, I have reviewed thousands of documents, including reports, business plans, and investment proposals, and discovered one fact: It is not the person who writes good sentences who writes persuasively, but the person who understands structure. This lecture series explains step-by-step: -How to turn professional experience into writing material -The structure of sentences that get read -The structure for designing an entire piece of writing In this session, [Overwhelm with Logic, Persuade with Emotion 2], based on the structures learned in the previous lecture, you will learn how to apply: -The structure of good writing -Three-act structure writing -How to turn experiences into content to actual writing. In other words, it is a lecture that moves you: -From the stage of understanding structure -To the stage of actually writing using that structure.

The SNS hyper-growth + monetization strategy that turned a female college student working a part-time job for 700,000 won a month into earning 2 million won in just two days, and created a waiting list of 500 buyers before the product launch.

This is a lecture for those who want to consistently write a technical blog. Starting is easy, but trying to do it consistently leads to many trials and errors. This lecture compiles what I've tried and the know-how gained from operating a technical blog for over 7 years. It contains all my 7 years of experience, including SEO, technical blog writing strategies, writing process, etc.