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About the Role
The Ads Product Backend Team powers the company's core revenue engine by building high-performance, sustainable, and profitable advertising systems. Operating within a high-traffic ad delivery platform that reaches millions of users, this role focuses on designing and scaling features within high-throughput applications, driving proactive system architecture improvements to deliver highly relevant, impactful ad experiences.
Responsibilities
- Participate in the architectural design and iteration of robust, scalable online and offline backend systems for our state-of-the-art ad delivery platform.
- Drive engineering efforts across core domains, including Ranking Backend (ad prediction and delivery), Premium Ads (guaranteed visibility and premium positioning), Targeting & Custom Audience (precision user-ad matching), and Measurement (cross-platform performance analytics across web and app scenarios).
- Collaborate closely with cross-functional engineering teams, including Ads Ranking (Machine Learning), Ads Foundation, Data Platform, and AI Infrastructure, to build resilient, high-quality ad products.
Requirements
- BS degree or above in Computer Science, Computer Engineering, Science (physics or mathematics) or other relevant majors
- 3+ years experience in developing backend systems for high traffic web services
- Fluent in using Kafka, Redis, SQL and some NoSQL DBs
- Business level English and conversational level Japanese
Skills
- Java
- Kotlin
- Golang
- C++
- C#
- Python
- Advertisement / Ad Tech industry experience
- High programming skills in Java (e.g., failure analysis and class/interface design)
- Architecture design in a high traffic web service
- AI usages in daily engineering working time
- Microservice / Service Mesh architecture configuration, development and operation
- Github
- AWS
- SpringBoot
- MySQL
- Hive
- Spark
- Flink
- Docker
- Kubernetes
- Large scale data processing techniques
- Basic understanding of machine learning, statistics, and various mathematics
- Leading a whole project lifecycle
- Partnering with internal business people to define product strategy and features
- Business level Japanese
Location
- Tokyo
Work Type
- Full-time
Experience Level
- 3+ years experience
Education Level
- BS degree or above
Benefits
- All healthcare and social insurance required by the Japanese labor law
- Annual health check
- Visa sponsorship and overseas relocation support available for eligible candidates
About the Company
- SmartNews is a leading global information and news discovery company dedicated to delivering quality information to the people who need it.
- Leverages unique machine-learning technology and relationships with over 3,000 global publisher partners.
- Founded in 2012 in Tokyo, with offices in Osaka, Palo Alto, New York, and Singapore.