Senior Front end Developer (React)

Tokyo
Partial Remote
Full-time
July 1, 2024

About HENNGE

HENNGE is a B2B SaaS company based in Tokyo Japan, and we are at the forefront of the changing workplace. HENNGE One, one of Japan's top cloud security services, allows customers to adopt flexible work environments and safely harness the power of the cloud from any location. With cloud security ensured, employees can focus on working smarter, improving quality, and achieving business results.

Roles

We’re currently looking for a senior front-end engineer to join our fast-paced growing team.

As part of the engineering team, you will be responsible for building cloud-security solutions used by thousands of enterprise companies. Our flagship product, HENNGE One, provides functionalities ranging from access control, email filtering, online storage, and email archiving. We focus on implementing state-of-the-art security functionalities, ensuring SLA 99.9% in distributed fault-tolerant deployment, and providing the best user experience to our customers.

Responsibilities

Design, develop, and maintain innovative features based on business needs
Bring our design system to life by implementing high-fidelity UI using a modern frontend framework
Ensure high-quality deliverables through CI/CD pipelines, tests, and documentation
Collaborate with Design, Product Management and Customer Success teams to continuously improve the product
Support the team by actively participating in discussions and reviewing others’ code
Improve team synergy and mentor junior engineers

Our Tech Stack

Each product team is free to choose their own tech stack. Each project uses Typescript as the base language, with a combination of these technologies:

React:

Styled Components
Redux (Toolkit)
RxJS
Jest/Testing Library
Testcafe

For more information, you can also check our Stackshare page.

Requirements

Minimum Qualifications

3 years of web development experience, with at least two years in React
Ability to write proper type-safe code with Typescript
Ability to mentor junior engineers and work collaboratively in a team environment
Ability to write robust tests along with your code
Understand the importance of clean code and software documentation
Business-level English (Japanese is NOT required)
Interested in open source/tech community

Nice to have

Degree in Computer Science or other related technical fields
Experience with state management in a complex web app (e.g. Redux, Vuex)
Familiarity with design collaboration tools like Figma
Knowledge of setting up build and test environments, CI/CD pipelines
Knowledge of Unix-like environment
Team leadership experience
React: experience with Hooks, css-in-js libraries

Workstyle

Flexible working hours with core time
Hybrid workstyle environment with emphasis on in-office collaboration and the encouragement for employees to work onsite

Benefits

Language learning support (English/Japanese)
English allowance and Advanced language expert allowance
Insurance: Health, Employment, Industrial Injury, Welfare pension
Employee Stock Ownership Plan
Opportunities to attend international and domestic conferences
Financial support for technical certifications and technical learning programs
Office clubs to join: coffee club, board game club, karaoke club, language cafe club, etc.
Transportation allowance (maximum of 35,000yen per month)

Reasons why you will enjoy working at HENNGE

HENNGE offers a diverse development team with people from over 20 countries who love technology and Japanese culture. Located in the heart of metropolitan Tokyo, HENNGE offers a non-traditional Japanese experience working in Shibuya, one of the busiest and most exciting places in the world.
Work-life balance is highly valued at HENNGE, and lots of fun happens at our office! Weekly board game nights, seasonal in-house events, monthly technical sessions, attendance of international tech conferences, new business contests, and many more.
Having our CEO as the CTO, we are driven to continuously explore and develop the latest technologies.

Check out Henry's story to see how front-end engineers at HENNGE work.

Selection Process

Solve our coding challenge. (Click on "APPLY NOW")
You will be receiving an email with guidance from us upon your submission.
Upload your CV and Cover Letter
Casual interview with our HR
2 (or 3) interviews with our engineers
Interview with our CEO

* There's NO need to upload the Resume/CV and Cover letter. You will be asked to upload it later after solving the challenge.

Stuck on your cover letter? No worries! Get some tips from our recruiting team on what to include in your cover letter.

APPLY NOW ➜

About HENNGE

HENNGEは、「テクノロジーの解放で世の中を変えていく。」という理念のもとに、創業以来「ITコンシューマライゼーション」を意識したプロダクトを提供し続けています。

主には、クラウドサービスのセキュリティレベルを引き上げる「HENNGE One」などの自社サービスやITコンサルティングサービスを提供しています。

HENNGE One はMicrosoft 365、Google Workspace、Box、LINE WORKSなど複数のクラウドサービスへのセキュアなアクセスとシングルサインオンを実現するSaaS認証基盤です。IP制限、デバイス証明書、セキュアブラウザ、パスワードレス認証、多要素認証（MFA）など豊富な認証機能で利便性と安全性のバランスのとれたセキュリティサービスを提供します。

多要素認証を提供し、さらにコンシューマー市場で利用が拡がるクライアントベースの生体認証と連携することにより、脱パスワードの世界を作り出します。

社内公用語は英語、10国籍以上のメンバーが所属する超多国籍チームです。日本語&英語レッスンのサポートあるので、今は話せなくてもこれから日本語に挑戦したい外国人、グローバルな環境で英語力を磨いて成長したい日本人エンジニアに最適な環境です。

Salary
They offer performance based semi annual bonus, and special bonus for out-of-the-job remarkable contributions.
Japanese Language Policy
Japanese skills are a prerequisite for positions that require communication with Japanese speaking clients or third-parties. It might not be a requirement for software engineers, but it could be in other positions.
Visa Sponsorship
Do you sponsor a work visa for foreign employees?

Yes, we do, as long as you meet the requirements of the Japanese government (but this is the case at every company). This usually means that you will need a bachelor's degree or 10 years of demonstrated work experience in your field.
Paid Leave
- Yearly standard paid time off
- Short-term family care leave (5 days per year that can be used to take care of friends and family)
- Summer vacation (4 days)
- Congratulation or condolence leave (marriage, childbirth, or immediate family’s death)
Benefits
👩‍🎓 Language learning support

👨‍🏫 Advanced language expert allowance(English and Japanese)

💹 Employee stock option plan

🥤 Free Dr.Pepper program

🍔 Communication lunch program

💜 Social security/insurance benefits included

⚾️ Office clubs to join: coffee club, board game club, karaoke club, language cafe club, etc

🚃 Full commuting coverage (maximum of 180,000yen in 6 months)
Engineer Interview Process
Engineering Jobs

(1) Online coding test

(2) Online interview with the team for 3-4 rounds

(3) For new graduates: Participate in a mandatory internship program at our Tokyo office from 2-3 days up to 6-8 weeks (internship cost will be covered) For experienced engineers, you may be asked to participate in a 2-3 days/ 2 weeks trial period

(4) Interview with our board members

For more questions, please check our FAQ page for the screening process.
Remote Work
HENNGE fosters a hybrid work environment with emphasis on in-office collaboration and the encouragement for employees to work onsite.
Work style
- Standard working hours: 10:00-19:00
- Flex time: (Core time 11:00-16:00, 1 hour lunch break)
- Shortening of work hours is available for employees taking care of a child or children of a certain age.
Tech Stack
We use a large variety of technologies at HENNGE and always encourage the use of the right tool for the job. We strive to always use the latest and most up-to-date technologies. Our back-ends are primarily written in Python or Go while our front-ends usually use Vue or React. We heavily use CI/CD tools to streamline our workflows. We use microservice architectures utilizing both containerization and serverless design. Our systems are mainly deployed on AWS with the use of GCP as well. We use a huge range of services provided by these platforms to support our applications.
Diversity
We embrace diversity and we make sure that everyone is provided opportunities to do their best work.

We celebrate events like Tanabata, Hinamatsuri and Setsubun to introduce Japanese culture to our international employees.

Also, we provide a prayer/meditation room for our Muslim employees.

For company gatherings with food, such as our communication lunches we have twice a month, Halal options are always available so we can accommodate all of our employees.
Parents and Family
HENNGE allows shorter work hours for employees taking care of a child or children of a certain age. We also have a paid leave system, called short-term family care leave, which employees can use to take care of their family and friends when they are in need. We also have a family day where employees can bring their family to the company and spend time together.