Mercari
Software Engineer (Machine Learning & Recommendation)
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Tags: Full-time, 4~5 YOE, Basic Japanese
Roppongi, Minato City, Tokyo, Japanã»Fetched 30+ days ago
Job Description
Team: Engineering
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Software Engineer (Machine Learning & Recommendation) â Mercari
- Employment Status:Full-time
- Work Hours:Full Flextime (no core time)
- Office: Roppongi
- For more details, see the Overview of Our Positions section on our Careers site.
https://careers.mercari.com/en/recruitment-selection/#section3
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About Mercari
Circulate all forms of value to unleash the potential in all people
"What can I do to help society thrive with the finite resources we have?" The Mercari marketplace app was born in 2013 out of this thought by our founder Shintaro Yamada as he traveled the world. We believe that by circulating all forms of value, not just physical things and money, we can create opportunities for anyone to realize their dreams and contribute to society and the people around them. Mercari aims to use technology to connect people all over the world and create a world where anyone can unleash their potential. For more information about Mercari Groupâs mission, see Mercariâs Culture Doc.
https://careers.mercari.com/en/culture/
Organization/Team Mission
Mercari Engineering Principles
Mercari Engineering Principles are a shared understanding that serves as the foundation of engineering beliefs and behavior at Mercari. The Engineering Principles are designed to complement the organizational identity (Mercariâs mission, values, and culture) from an engineering viewpoint.
These principles ultimately help us achieve Mercariâs mission by defining the ideal state we seek to realize in the long term.
- Passion For The Product
- Grow Together
- Solve Through Mechanisms
- Collaborate Openly
For more details, please see the following link:
Circulate all forms of value to unleash the potential in all people
"What can I do to help society thrive with the finite resources we have?" The Mercari marketplace app was born in 2013 out of this thought by our founder Shintaro Yamada as he traveled the world. We believe that by circulating all forms of value, not just physical things and money, we can create opportunities for anyone to realize their dreams and contribute to society and the people around them. Mercari aims to use technology to connect people all over the world and create a world where anyone can unleash their potential.For more information about Mercari Groupâs mission, see Mercari's Culture Doc.
Equal Opportunity Hiring
Here at Mercari, we work to realize a world in which no oneâs potential is limited by their background and everyone has the opportunity to freely create value. We also firmly believe that a mindset of Inclusion & Diversity is essential for us to achieve our mission.
This, of course, extends to our hiring practices as well. Mercari is committed to eliminating discrimination based on age, gender, sexual orientation, race, religion, physical disability, and other such factors so that anyone who shares our mission and values can join us, regardless of their background. For more details, please read our I&D Statement.
See here for more information about our mission and values.
https://careers.mercari.com/en/culture/
Work Responsibilities
- Machine learning engineers working in the Recommendation domain develop the functions and services of the marketplace app Mercari through the development and maintenance of machine learning systems like Recommender systems while leveraging necessary infrastructure and platform tools. Mercari is actively applying advanced machine learning technology to provide a more convenient, safer, and more enjoyable marketplace. Machine learning engineers use the cloud and Kubernetes to operate and improve machine learning systems.
Unique Challenges
- Develop and optimize machine learning algorithms and models to enhance the recommendation system to improve discovery experience of users
- Collaborate with cross-functional teams and product stakeholders to gather requirements, design solutions, and implement features that improve user engagement
- Conduct data analysis and experimentation with large-scale data sets to identify patterns, trends, and insights that drive the refinement of recommendation algorithms
- Utilize machine learning frameworks and libraries to deploy scalable and efficient recommendation solutions.
- Monitor system performance and conduct A/B testing to evaluate the effectiveness of features.
- Continuously research and stay updated on advancements in machine learning techniques and recommend innovative approaches to enhance recommendation capabilities.
Qualifications
- Required Experience/Skills
- Strong experience demonstrating development and delivery of end-to-end machine learning solutions starting from experimentation to deploying models, including backend engineering and MLOps, in large scale production systems.
- Experience using common machine learning frameworks (e.g., TensorFlow, PyTorch) and libraries (e.g., scikit-learn, NumPy, pandas)
- Deep understanding of machine learning and software engineering fundamentals.
- Strong analytical and problem-solving skills
- Basic knowledge and skills related to monitoring system, logging, and common operations
- Communication skills to carry out projects in collaboration with multiple teams and stakeholders
- Possess strong product engineering mindset
- Preferred Experience/Skills
- Experience developing Recommender systems utilizing large-scale data sets
- Functional development and bug fixing skills necessary to improve system performance and reliability
- Using container technology such as Docker and Kubernetes
- Using cloud platforms (AWS, GCP, Microsoft Azure, etc.)
- Microservice development and operation experience with Docker and Kubernetes
- Utilizing deep learning models in production
- Language
- Japanese: Basic (CEFR - A2) [Preferred]
- English: Basic (CEFR â A2)
For details about CEFR, see here.
ãhttps://careers.mercari.com/en/language/
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Learn More About Mercari Group
- Careers site: https://careers.mercari.com/en/
- Mercan: https://mercan.mercari.com/en/
- Social media: X / Linkedin
- ã¡ã«ã«ãªAIããŒã ã®ç 究ãLayout Optimizer for Personalized Home Screen based on Contextual Multi-Armed Bandit in C2C MarketplaceããRecSys 2023ã¯ãŒã¯ã·ã§ããã«æ¡æãããŸããïŒJapanese OnlyïŒ
- Conversation between Machine Learning Engineers. Meet @ lain21 and @ chica #WeMakeMercari
- ã¡ã«ã«ãªããŒã ç»é¢ã«ãããã¬ã³ã¡ã³ãæ¹åäºäŸ - Long-tailãèæ
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Recruiting at Mercari
At Mercari Group, we value empathizing with and embodying the mission and values ââof the Group and each company. To promote the creation of an organization that maximizes the total amount of value exhibited by all members, we would like to understand the experience and skills of each candidate as accurately as possible.
Recruiting cycle at Mercari Group
- Application screening
- Skill assessment: For engineering positions, you will be asked to complete a skill assessment on HackerRank or GitHub. For non-engineering positions, you may be asked to complete an assessment depending on the position. (The timing of the assessment may coincide with the interview process.)
- Interview: The number of interviews may vary depending on the position.
- Reference check: We will ask for online references around the timing of the final interview.
- Offer: Offers will be determined carefully in consideration of the final interview and the reference check.
ãLearn more about our recruiting process here.
https://careers.mercari.com/en/recruitment-selection/
Equal Opportunity Hiring
Here at Mercari, we work to realize a world in which no oneâs potential is limited by their background and everyone has the opportunity to freely create value. We also firmly believe that a mindset of Inclusion & Diversity is essential for us to achieve our mission.
This, of course, extends to our hiring practices as well. Mercari is committed to eliminating discrimination based on age, gender, sexual orientation, race, religion, physical disability, and other such factors so that anyone who shares our mission and values can join us, regardless of their background. For more details, please read our I&D statement.
https://about.mercari.com/en/inclusion-diversity/
Please read and acknowledge our Privacy Policy prior to submitting your application.
https://careers.mercari.com/en/privacy/
Software Engineer (Machine Learning & Recommendation) â Mercari
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