[Global/TRILL]Backend Engineer(Data)

Data Engineer/Data Scientist

About the company
A company that develops and operates lifestyle platform and applications that distributes videos of cooking recipes,and provide information on topics such as fashion, beauty, and love.

Their cooking recipe video service provides more than 40,000 recipes that can be easily and deliciously prepared under the supervision of a registered dietitian. As of April 2021, the total number of downloads exceeded 29 million, it has established itself as the No.1 recipe video service in Japan.

Lifestyle platform is a service for women that carefully selects and publishes only high-quality content from articles provided by more than 200 partners. It offers a wide variety of content including fashion, romance, marriage, money, lifestyle, etc. As of March 2021, the number of monthly users exceeded 45 million.

In January 2018, the company raised a total of 3.35 billion yen through a third-party allotment of new shares to Yahoo's YJ2 Investment Business Partnership, Akatsuki, United, and others. In addition to reinforcing human resources and marketing, the company also indicated its intention to develop new businesses and consider M&A. In July of the same year, Yahoo invested approximately 9.3 billion yen to purchase the shares held by existing shareholders, raising its voting rights to 45.6% and making the company a consolidated subsidiary.
Corporate Culture
- Flat corporate culture: Each employee is given discretion and opportunities regardless of nationality, age, or company history.
- No wasteful meetings: They set their meetings as "30 minutes in principle". They try to minimize the number of meetings and the time spent in them, but they do so with a sense of ownership that enables us to streamline operations and make decisions quickly.
- A love of products: They place importance on "being user-oriented" in all their businesses. In order to continue to create services that are useful and delightful to users, each employee is constantly in touch with the company's products and examines improvements and new features.
Global Aspects
  • Foreign employees already employed
PR Aspects
- Stable foundation: Since July 2018, the company has been a subsidiary of Yahoo (Z Holdings) and continues to prepare for a stock listing.
- Their recipe video service has the No. 1 market share in Japan.
- They provide a lifestyle platform in Japan, it continues to grow into a large-scale service with 45 million monthly users.
- They are using the huge amount of customer data they have accumulated to develop new delivery and short video services.
# About TRILL
TRILL is one of the biggest lifestyle platform in Japan, and the number of monthly active users is staggering 55 million. We’ve been developing our product where users share their own content and communicate with each other.

Now, we’re working on the recommender system to personalize each user’s feed based on so many contents we have.
Not only are we trying to improve the algorithm, but also we are planning to build the structure of data and machine learning (ML) in order to have very accurate feed personalization.

So, we are looking for personnel who can develop our product while mostly working on building the data structure, developing and improving our recommender system.

# Job description
- All-round Back-End development in TRILL
- To design, build and operate data structure for data analysis
- To design, build and operate data pipeline to improve our recommender system
- Data management (Quality, Security, etc.)

# The appeal of this job
- You can work on the huge platform service which has 55 million monthly active users.
- You can experience UGC platform growth.
- You can deal with building data structures and pipelines from scratch.
- You can join in the initial phase of a team building and improving a recommender system.
- You can do ML pipeline and MLOps in the future.

※Please note that the position is only for those who are currently residing in Japan only
- Experience server-side developing web applications
- Experience building an operating data structure and/or the structure of log collection, log analysis
Japanese Level
  • None
- Experience building and operating managed services on AWS and/or GCP
- Basic knowledge of ML
- Work experience as an infrastructure engineer and/or SRE
Ideal candidate
- Believes in dely’s vision and culture.*/*
- Dedicates to improving teams’ technology capabilities by sharing the expertise.*/*
- Be user-oriented and act accordingly.*/*
- Commit her/himself to growing the service.
- Keep on performing based on our strategy in order to improve users’ lives as quickly as possible.*/*
- Be great at, and interested in promoting more collaboration between developers.*/*
Annual Expected salary (Minimum)
Annual Expected salary (Maximum)
Salary promotion
Twice a year
  • Yes
  • End of Year and New Year Holiday
  • Saturday
  • National Holiday
  • Sunday
  • Worker’s Accident Compensation Insurance (労災保険)
  • Health Insurance (健康保険)
  • Unemployment Insurance (雇用保険)
  • Welfare Pension Insurance (厚生年金保険)
10 days of paid vacation days, with 3 days being awarded immediately after joining the company and 7 more received at the end of your probation period
Remote Work
  • Options for remote work