App Engineer (iOS/Android)

  • Tokyo
  • No Remote
  • Full-time
  • May 20, 2024
6,000,000 - 9,000,000 JPY /yr
Apply from Japan Only
(You must live in Japan to apply)
Language Requirements
Japanese: Business Level
English: Business Level
Minimum Experience
Senior or above

Our Mission:

Driven by Based on our mission of balancing business and social contribution, we have developed and operated "skyticket", a travel booking site that allows users to search and reserve affordable airfare and hotels.


Our Achievements:

  • Over 20 million downloads of our app since its release in 2015
  • Profitable even during the COVID-19 pandemic, demonstrating resilience across the travel industry
  • Record-breaking profits achieved in June 2023
  • Expansion to 6 subsidiaries overseas
  • Our Global Workforce :The percentage of international employees hired exceeds 50%, we are fostering a truly global development environment.


Why Join Us?:

Embrace a Global Environment

Join a team of talented individuals from Amazon headquarters, Accenture, Salesforce, and our Future Creator talent acquisition program.
Thrive in a multicultural environment, working in both Japanese and English, enhancing your soft skills and increasing your market value.


Drive Innovation and Growth

Be part of a company that actively creates new businesses, having launched three new services since 2023.
Contribute to cutting-edge AI solutions that are shaping the future of travel.


Seize Opportunities for Career Advancement

Develop your global expertise and gain valuable experience that will set you apart in the job market.
Take on challenging projects and make a real impact on our company's success.
In today's rapidly evolving landscape where AI is playing an increasingly prominent role, simply coding skills are no longer enough to guarantee market value.

For those seeking a global challenge and the opportunity to make a difference, "skyticket" offers a wealth of opportunities.



We are seeking a skilled and passionate Mobile App Developer to join our dynamic team. As a Mobile App Developer, you will play a crucial role in developing and maintaining our global OTA (Online Travel Agency) mobile applications. You will be responsible for designing, developing, and testing our iOS and Android apps, ensuring that they deliver a seamless and user-friendly experience for our customers.



  • Design, develop, and maintain native iOS and Android mobile applications
  • Collaborate with cross-functional teams to gather requirements, translate them into technical specifications, and deliver high-quality applications
  • Write clean, maintainable, and efficient code that adheres to best practices
  • Conduct thorough testing to identify and fix bugs before release
  • Optimize applications for performance and responsiveness
  • Stay up-to-date with the latest mobile development technologies and trends
  • Proactively identify and implement improvements to enhance the user experience
  • Work closely with product managers and designers to bring new features and enhancements to life


Additional Opportunities:

  • Gain experience in modernizing and globalizing a service with over 7 million monthly active users (MAU)
  • Develop your skills as an engineer in a global environment
  • Collaborate with offshore teams
  • Gain management experience, if desired


Technology Stack:

  • Front-end: Vue.js, React, jQuery
  • Backend: PHP, Go, Java
  • Database: MySQL, PostgreSQL, Cloud Spanner, Redis
  • Infrastructure: GCP, AWS
  • Editor/IDE: Visual Studio Code


Required Skills:

  • At least 3 years of combined experience with both iOS/Android development
  • 3+ years of combined experience using Java/Kotlin/Swift/Objective-C for both iOS and Android
  • Experience in source control and team development using GitHub/Docker/Backlog/Slack, etc.
  • Experience with App Store and Google Play Store releases and console management
  • Experience communicating in both English and Japanese


Additional Skills:

  • In-depth knowledge of Human Interface Guidelines and Android SDK
  • Experience in server-side development (PHP, Java, Node.js, etc.)
  • Knowledge of cloud servers such as GCP/AWS


The kind of person we are looking for:

  • Those who are willing to actively participate in the growth phase of global expansion and achieve results. 
  • Those who are good at teamwork and communication and can work with others to advance projects.
  • Those who are willing to actively acquire new knowledge and skills and pursue personal growth.
  • Able to work on speedy development while maintaining high quality.
  • Flexible and able to respond to a variety of issues.

Adventure is on a mission to contribute to society, by creating jobs in local communities through the travel industry.

Adventure developed and now operates their travel booking website, “skyticket”, which allows users to search, compare, and purchase all their travel necessities on one platform, including cheap airline tickets, hotels, and tours.

View Adventure's company page

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