This position is closed and is no longer accepting applications.

Software Engineer, iOS

SmartNews Shibuya-ku, Tokyo
    💴 No salary range given
    🏡 Fully remote
    🧪 Minimum years of experience unspecified
    💬 Fluent Japanese
    🌏 Apply from abroad
    🧳 Relocate to Japan

About SmartNews

SmartNews Shibuya-ku, Tokyo

SmartNews is a news app with 20 million monthly active users in the U.S. and Japan. We are a machine-learning company deeply committed to helping users find quality news beyond the filter bubble.

Key benefits

  • Not too big, not too small
  • Highly collaborative environment
  • International team

About the position

We are looking for mobile developers who can continue developing state-of-the-art iOS mobile applications that are smart, engaging, and user-friendly to our users while contributing to our aggressive business growth.


  • Lead the design, execution, and performance optimization of an iOS application used by tens of millions of users
  • Closely 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 iOS and Swift technology to improve user experience and mobile engineering productivity
  • Analyze and optimize UI and backend 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

Technology we use

  • Coding: Swift, Objective-C
  • Libraries: Firebase, GRMustache, KeychainAccess, Lottie, SwiftFormat, SwiftGen, SwiftLint, Nimble, Quick
  • Tools: GitHub, Slack, CirecleCI
  • Issue Management: JIRA
  • Document Management: Notion


As an iOS Engineer, you’ll be joining one of these teams:

Ads Mobile Contribute to business growth by developing advertisement features for the Japanese and the US market with reliable and efficient code.

Community Support the development of features for US edition consumers, building many prototypes that will help give the users an engaging and a new experience while using SmartNews app.

News Mobile Deliver great and relevant news to our users. Working on the content delivery and content ranking in the news feed which is the core of SmartNews mission.


  • 3+ years of experience with iOS application development
  • Experience with coding in both Swift and Objective-C
  • Experience building maintainable and testable code bases, including API design, and unit testing techniques
  • Experience with multithreading programming and mobile memory management

Nice to haves

These aren’t required, but be sure to mention them in your application if you have them.

  • Experience developing iOS applications from start to finish
  • Experience with other programming languages
  • Experience with mobile CI/CD, ideally on a customized cloud setup
  • Experience with iOS 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

Hiring Process

  1. 1

    Application review

    When you submit your application to SmartNews, it will be reviewed by our recruitment team, to make sure it is relevant to the position.

  2. 2

    Online coding test

    When you pass this initial screening, you’ll then be sent out an online coding test. The results of this test and your resume will then be reviewed in more detail by one of our engineers.

  3. 3


    After you pass this secondary screening, you’ll be invited in for a round of interviews, covering both behavioral and technical topics.

  4. 4


    Once you’ve passed these interviews, we’ll make you an offer.

Meet SmartNews's Developers

When Robert joined SmartNews as a software engineer, most of his colleagues were Japanese. Since then, it’s grown into an international organization where English is predominantly used.

Read his story...

YuCheng is a senior software engineer at SmartNews. He explains the freedom he enjoys at SmartNews: not only from a technical perspective, but also the influence he can have over the direction of the product.

Read his story...

Cortland recently joined SmartNews as an engineering manager, where he leads a six person team. He talks about what drew him to the company, his role as a manager, and how they use matrix management to maximize their engineers’ success.

Read his story...

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