Front-end Engineering Internship (Onsite Tokyo, Japan)

COMPANY OVERVIEW

Established in 1996, HENNGE is one of the first IT ventures in Japan. Controlling a majority of the nation’s market share, we are the leading cloud-based security company based in Tokyo. We aim to become a world-class IT company by expanding our business globally, having English as our official language, and hiring international talents worldwide. We are looking for highly talented and motivated engineers (front-end, back-end, DevOps, mobile development) to join our team in Tokyo

Front-end Engineering Internship: Job Description

Ready for a Tech Adventure in Tokyo? Join Our Internship Program – 4-5 Weeks of Software Engineering Internship Await!

Join HENNGE’s Global Internship Program (GIP): Front-End Software Engineering Pathway in Tokyo, Japan. This unique 4-5 week internship at our Shibuya headquarters offers you personal and professional growth in an internationally diverse environment.

In HENNGE’s GIP: Front-end Engineering Pathway, you will acquire practical application development skills primarily in Typescript using React or Vue. GIP will provide you with hands-on experience using state-of-the-art cloud platforms such as Amazon Web Services and offer a real-world experience for application development.

Our primary working language is English, so no Japanese is required. Interns are expected to join the program at our Shibuya headquarters in Tokyo for 4-5 weeks, Monday to Friday, from 10 AM to 7 PM (JST). While the program is unpaid, we provide comprehensive subsidies, and outstanding participants may be offered full-time employment opportunities.

If you are interested in HENNGE’s GIP: Full Stack Engineering Pathway, please check it out here.

Internship Overview

Build real-world applications using TypeScript with React or Vue.
Sharpen your skills in front-end frameworks while designing user experiences that matter.

Program Structure

• Weeks 1-4: Application Development Training
• Week 5: DevOps Training

Benefits 

• Round-trip airfares from and back to your country of residence
• Pre-arrival support and visa guidance
• Medical insurance* and a phone with mobile data will be provided during your internship in Tokyo, Japan**
• Up to 150,000 JPY of monthly subsidy to cover accommodation, meals, transportation, and networking activities
• Subsidized company events on top of monthly subsidy (Monthly Technical Sessions, Board Game Night, Get-to-know-you Lunches, and many others!) to get to know teams across divisions
• Access to online learning platform during the internship period

* Medical insurance will only be provided to interns who do not reside in Japan
** This internship is an unpaid training program with a subsidy provided to all interns

Essential Qualifications

• Third-year undergraduate or higher (including Master's and Doctoral students). Recent graduates are welcome to apply
• Pursuing or holding a degree in Computer Science or a related field. If not, equivalent experience from a tech internship or bootcamp is expected
• Fluency in English (Japanesea not required)
• Proficiency in frontend frameworks such as React or Vue in Typescript
• Knowledge of Linux / MacOS / Unix-like environments
• Interested in open source or tech community activities
• Interested in pursuing a career in Japan

At least meet three of the following:

• Experience in cloud computing platforms, especially AWS
• Experience in full stack web application development
• Proficiency in Python or Go
• Knowledge of distributed systems
• Knowledge of DevOps tools and practices (CI/CD, Infrastructure as Code)
• Experience in software testing methodologies
• Experience with UI/UX design tools

Our Ideal Candidate

Our ideal candidate is more than just a front-end developer - they’re a curious builder with a broad technical perspective. We're especially excited about applicants who:

• Have experience in back-end or full stack development
• Are familiar with DevOps practices and tools like CI/CD pipelines or cloud services
• Understand the value of thoughtful UI/UX design
• Bring a well-rounded approach to building complete, user-focused products

Bring your range - we want to see the full picture of what you can do.

Internship schedule

We open batches multiple times a year.

Available batch (as of May 16)

• Batch 5 (2025): Nov 17 - Dec 19 (24 business days)

How to apply

1. Register through the apply button below and verify your email address.
2. Solve the coding challenge and submit your work with your CV and cover letter.
3. A phone screening, followed by an online interview, will be given to those who pass Step 2.

Notice for Applicants

• A limited number of internship slots are available. Applications will be reviewed as they are received, and positions will be filled on a first-come, first-served basis.  We encourage you to apply early, as applications will close once all positions are filled.
• The coding challenge has no time limit, and the screening process will not consider solving time. Please note that the application is completed after uploading application documents and filling in the batch preferences.
• Please take another challenge if you are (also) interested in applying for HENNGE’s GIP: Full Stack Engineering Pathway. Please use different emails to sign up if you apply for both internships.