Web Development

Select your job role and company, and AI will generate expected interview questions. Your responses are recorded and converted to text, then evaluated for content, structure, and delivery effectiveness through this mock interview service.

Enter a URL to analyze loading speed, accessibility, SEO, and PWA scores based on Lighthouse, and receive improvement guides for each category through this web performance diagnostic service.

A job search dashboard that manages companies, positions, and stages of applications using a Kanban board, and tracks document and interview schedules with a calendar. You can also view acceptance rate statistics.

Paste code or connect a GitHub repository, and AI will analyze bugs, security vulnerabilities, performance issues, and code style to provide improvement suggestions through an automated code review service.

Paste your essay, report, or cover letter and AI will score the structure, logic, and expression, then provide improvement suggestions for each sentence. It's a writing coach service.

An open API that returns a list of public holidays in JSON/iCal format when you enter a country and year. It also provides endpoints to calculate common business days between two countries and check if a specific date is a public holiday.

A platform to create event pages for small concerts, meetups, and lectures, and sell tickets. It's an all-in-one service that includes QR code entry verification, attendee list management, and automatic email sending.

A news aggregator that gathers popular posts from major developer communities like Hacker News, Dev.to, and Reddit on a single page. You can filter by technology stack to view only topics of interest.

A community where developers register their side projects and recruit feedback, collaborators, and early users. Supports filtering by technology stack and stage (idea/MVP/launch).

A local restaurant map service where users register restaurants and leave photos, ratings, and reviews. Increase reliability through neighborhood and cuisine type filters, plus a 'friend recommendation' network feature.

A platform where you solve algorithm problems, AI reviews your code, and analyzes time complexity. In mock interview mode, you can develop real interview skills with a timer and hint system.

A portfolio and resume page shareable with a single URL. Create a distinctive first impression with scroll animations, project gallery, and tech stack radar charts.

A web app that records income and expenses by category and visualizes monthly budget achievement rates and asset change trends. Automatically categorize transactions through bank account integration or CSV import.

A service that creates surveys by combining various question types such as multiple choice, short answer, star rating, and slider, and distributes them via link. You can analyze results with real-time aggregation charts and CSV export.

A tool for writing sprint retrospectives (KPT·4Ls) and tracking team goal (OKR) achievement rates. An essential service for development teams to view quarterly growth history at a glance.

A simple collaborative whiteboard for free drawing, sticky notes, shapes, and arrows. You can draw together right away just by sharing a link.

A service that scores burnout levels through periodic surveys and displays changes over time as graphs. We provide customized recovery tips and expert connection resources based on your score.

A tool that automatically calculates appropriate hourly rates and project estimates by inputting target annual salary, work hours, taxes, and vacation days. You can also generate quotes for overseas clients through currency conversion.