© LY Corporation Internal Use Only Engineer Internship 2026 Public 

© LY Corporation Internal Use Only Two Types of Internships On-the-job internship 2‒6 weeks You will join an actual development team and work for 2‒6 weeks on product development, shared infrastructure, and a variety of technical problem-solving tasks. You can choose from over 100 positions based on your interests. Tackle real challenges from the workplace̶an opportunity to experience how things are done at LY Corporation. Work will be in a hybrid format (remote and in-office). Transportation and accommodation expenses will be covered. ✓ Hackathon internship 13 days Public We will hold a hackathon in LY Corporationʼs development environment. In teams of 4‒6, you will tackle a set theme and drive end-to-end product development̶from planning and implementation to the final presentation. Held in Kyoto or Fukuoka. On the final day, you will present your results in person (transportation and accommodation expenses will be covered). The development theme and team composition will be announced by the organizers on the first day. This is an intensive, short-term opportunity to learn practical, team-based development beyond what you can gain through self-study. ON THE JOB / HACKATHON 01 02 ✓ ✓ ✓ ✓ ✓ * You cannot apply for both the on-the-job internship and the hackathon internship at the same time. 2 

© LY Corporation Internal Use Only 3 TYPE-1 On-the-Job internship Not just an "experience" 2‒6 weeks of hands-on, battle-tested experience tackling real workplace challenges. Public 

© LY Corporation Internal Use Only Public PROGRAM OVERVIEW Program / On-the-Job Program Period Any 2-6 weeks between Aug 3 and Sep 25 Duration varies by position Work type Standard working hours 9:30-18:15 (7.75 hours) Standard hours only (adjustable) / Weekdays only (excluding weekends and public holidays) Work style Hybrid work (on-site and remote) Typically 3 days on-site per week; adjustable depending on residence and other factors. Job details 6 courses / over 100 positions Choose a course and request your desired position within it Compensation Support Hourly wage: JPY 2,600 PC provided / Transportation and accommodation expenses covered (conditions and limits apply) 4 

© LY Corporation Internal Use Only Six courses and technical domains Public COURSE & TECH-DOMAIN Server-side / Front-end / iOS / Android / Data-Engineering Cloud-Platform / Network / System DC-Facility Security Machine-Learning Data-Analytics Software Engineer Infra Engineer Data Center Facility Engineer Security Engineer Machine Learning Engineer Data Science 5 

© LY Corporation Internal Use Only 6 Public APPLICATION RULE Rules for Applying to Multiple Programs Select one course → Submit multiple position preferences within that course Software Engineer Position A Please select one course. First, choose the course that includes the most positions youʼre interested in. Some positions are available under multiple courses. Submitting preferences for multiple positions. When taking the web test, you will rank your preferred positions within your selected course (e.g., 1st choice, 2nd choice, etc.). Your position will be confirmed during the interview. Based on the selection results, we will decide which position you will interview for. You will join the internship in the position you pass in the interview. Multiple course applications are not allowed. 〇 You may indicate multiple position preferences within the same course. Infra Engineer Data Science Software Engineer Position B Position C 1 2 3 × 

© LY Corporation Internal Use Only 7 Public HOW TO FIND How to find a position 1 Filter by course 1 Technical domains for each course are displayed. 2 You can also filter by start date and location. 3 2 3 

© LY Corporation Internal Use Only 8 Public Check detailed conditions 1 2 3 1 Duration (weeks) The expected internship period for each position is indicated. Depending on the situation, adjustments may be possible outside the period shown. If you have any requests or concerns, please mention them during the interview. Shift requirements 2 This indicates the approximate number of working days per week expected. The frequency can be increased upon consultation. Working hours can be flexibly adjusted according to your circumstances. 3 Office location (for in-person work) The office location for in-person work is listed. If multiple locations are available, we will arrange it based on your residential area and preferences. DETAIL SPECS 

© LY Corporation Internal Use Only 9 TYPE-2 Hackathon internship 13 days of hands-on product development with your teammates Learn team-based development in an intensive, short-term program Public 

© LY Corporation Internal Use Only Public PROGRAM OVERVIEW Program / Hackathon Program Period Sep 2 (Wed) - Sep 18 (Fri) The schedule differs by area, but the program content is the same in both. Work type Standard working hours 9:30-18:15 (7.75 hours) Standard hours only (adjustable) / Weekdays only (excluding weekends and public holidays) Work style In-office (Kyoto/Fukuoka) on the final day and the day before. Except for the final day and the day before, work is primarily remote. Hourly wage: JPY 2,000 PC provided / Transportation and accommodation expenses covered (conditions and limits apply) 10 Aug 19 (Wed) - Sep 4 (Fri) Kyoto Fukuoka Compensation Support 

© LY Corporation Internal Use Only Public KEY POINT - HACKATHON Hackathon Highlights Develop a product in teams of 4‒6 based on a set theme. ● Product planning: problem definition and requirements ● Design: screen design, information architecture, UI/UX ● Technical design: architecture design, application design, database design, technology selection ● Implementation & improvement: development, review, optimization, testing Mentor & Review Accelerate your growth through genuine feedback from our engineers. ● Daily stand-up: morning check-in (progress updates & Q&A) ● Code review: reviews by our active engineers ● 1on1: individual skill consultation, career discussions, etc. ● Technical support: Q&A and consultation From an experienced engineerʼs perspective UX, scalability, quality, and speed. Learn how to deliver value in a real engineering organization through hands-on practice. Team development in a real-world environment Gain hands-on experience with Git/GitHub, PRs and reviews, agile development, task management, and team feedback/iteration. 13-day intensive program Level up fast in a short period through design, implementation, CI/CD, quality control, demos, and presentations. Developing a Career Vision Self-analysis, skill and career development, experiencing LY Corporationʼs engineering culture, and building deliverables and a portfolio 1 2 3 4 DEVELOP BENEFIT 11 

© LY Corporation Internal Use Only 12 Orientation Day1 Development Public 13-DAYS SCHEDULE Schedule for all 13 days - Orientation - Kick-off - Environment setup - Social gathering - Final presentation - After-party - Planning and design - Implementation, improvement, and testing - Code review/technical support - 1on1 Day2 Day3 Day4 Day5 Presentation Day6 Day7 Day8 Day9 Day10 Day11 Day12 Day13 Remote On Site Kyoto Office Fukuoka Office 

© LY Corporation Internal Use Only 13 Public Public PROCESS Flow from Application to Participation STEP 2 STEP 3 STEP 4 STEP 5 Submit your application Complete the course selection questionnaire STEP 1 Apr 15 - May 25 May 25 - Jun 1 Mid-June - Early July Early July Starting Aug 3 (rolling). Receive the web test link Take the web test (exam period) Receive web test results / interview period Receive final acceptance notice pre-onboarding meeting & procedures Employment start date (varies by position) Please make sure to complete and submit the course selection questionnaire. If it is not submitted, you will not receive the web test link. ! ! Details may change depending on the recruitment status. We will update you with the latest information on My Page as needed. 

© LY Corporation Internal Use Only Thank you ! Public