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Software Engineer, Android

Tokyo, Japan

News can change the world, save lives, and bring us all closer together through empathy and understanding-but not if no one reads it. Out of hundreds of millions of articles and posts, how do we deliver the information that matters the most?

Founded in 2012 in Tokyo, Japan, SmartNews is a leading global information and news discovery company dedicated to delivering quality information to the people who need it. We provide news that matters to millions of users thanks to our unique machine learning technology and relationships with over 3,000 global publisher partners. Our SmartNews app, available on iOS and Android, is already used in over 150 countries worldwide.

But we're only just getting started, and that's why we need someone like you.

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If you're looking for a company that's small enough that your contributions have a visible impact on the company and product but large enough that you're tackling interesting and challenging problems, then SmartNews is the place for you. Join us and wake up every day energized, knowing that you're delivering the news people need.


News Mobile's mission is to drive user engagement by defining how users access and interact with their news across regions.

As part of the News Mobile team, you will define, prototype, implement and optimise user-facing product features for Japan and the US, such as the new daily News Digest feature to our US users to help them further access the most important news of the day.

You will collaborate closely with other engineers, product managers and designers from different regions. Curiosity and a proactive mindset are also most welcomed, as you will have the opportunity to share and own your ideas. Engineering-driven initiates are also encouraged to further accelerate product growth.

You will be working with exciting teams from JP and the US, where you can shape the future of new products by building and iterating on new solutions while ensuring scalability, performance, reliability, security, and many other good engineering practices, especially for the Android team.

What you'll be doing

  • Lead the design, execution, and performance optimization of an Android application used by tens of millions of users
  • Closely and proactively collaborate with global cross-functional teams (product managers, designers, data scientists, backend engineers, etc.) to build new mobile product features
  • Optimize mobile platform with the latest Android and Kotlin technology to improve user experience and mobile engineering productivity
  • Analyze and optimize UI and application code for efficiency and performance
  • Rapid prototype development to visualize impactful product for the user and the business
  • Proactive, innovative, creative technical problem solving with a focus on metrics and user experience


  • Language: Kotlin, Java
  • Libraries: Firebase, Epoxy, Dagger2, OKHTTP, Coil, Timber, Jackson, detekt
  • Tools: GitHub, Slack, CircleCI
  • Issue Management: JIRA
  • Document Management: Notion

Required experience/skills
  • 3-5+ years of experience with Android application development
  • Experience with coding in both Kotlin and Java
  • Experience building maintainable and testable code bases, including API design and unit testing techniques
  • Experience with multithreading programming and mobile memory management
  • Business-level communication in English
  • Good communication and proactivity

Nice to have experience/skills

  • Experience developing Android applications from start to finish
  • Experience with other programming languages
  • Experience with mobile CI/CD, ideally, on a customised cloud setup
  • Experience with Android performance tools
  • Experience with applying unified architectures in a large-scale mobile project
  • Familiar with design patterns and architecture design (e.g. UML)
  • Experience working with cross-functional teams


Perks and Benefits at the SmartNews Tokyo Office

Support program for employee's self-development and well-being
Healthy lunches are prepared on-site daily in our SmartKitchen. You can even see the cooks at work!
Need a pick-me-up? Stop by ChikyuCoffee, our in-house coffee shop, and get a cup of gourmet coffee, espresso-based beverage, or other seasonal drink!
SmartNews provides all healthcare and social insurance benefits required by Japanese labor law

Visa Sponsorship and Relocation Support

For candidates who meet eligibility requirements, SmartNews can sponsor visas.
To support a smooth transition for candidates who are moving to Japan from overseas, SmartNews partners with a travel service provider.

Client-provided location(s): Shibuya City, Tokyo, Japan
Job ID: SmartNews-44C99909CE
Employment Type: Other

Perks and Benefits

  • Health and Wellness

    • FSA
    • Fitness Subsidies
    • Health Insurance
    • Dental Insurance
    • Vision Insurance
    • Life Insurance
  • Parental Benefits

    • Non-Birth Parent or Paternity Leave
    • Birth Parent or Maternity Leave
  • Work Flexibility

    • Flexible Work Hours
  • Office Life and Perks

    • Company Outings
    • Commuter Benefits Program
    • Casual Dress
    • Pet-friendly Office
    • Happy Hours
    • Snacks
    • Some Meals Provided
  • Vacation and Time Off

    • Personal/Sick Days
    • Paid Holidays
    • Paid Vacation
  • Financial and Retirement

    • Performance Bonus
    • Company Equity
    • 401(K) With Company Matching
  • Professional Development

    • Learning and Development Stipend
    • Promote From Within
    • Lunch and Learns
  • Diversity and Inclusion

    • Diversity, Equity, and Inclusion Program