Backend Developer on the Notification Center Team crafting microservices for in - app notification delivery. Collaborating with other teams to enhance the backend capabilities for NordVPN.
About the role
- Software Engineer or Senior Software Engineer developing high throughput ads products in Tokyo. Focused on performance measurement, ranking, and user targeting in a profitable ad ecosystem.
Responsibilities
- **The Role**
- In the Ad world, speed is the name of the game. You will develop ads product features in a high throughput low latency application that serves Ads. You will work on proactive, innovative, creative problem solving for system improvements which will result in profitable ads-ecosystem and generation of relevant Ads system.
- Responsibilities
- Participate in the iteration of architecture design of robust and scalable online/offline backend systems for state-of-the-art ads delivery system, including
- Measurement: collect and attribute various types of events, measurement and monitor ads performance
- improve our system for measuring ads performance stats (impression, click, conversions) across wide range of scenarios (e.g. app, web, video)
- develop and maintain data pipelines for processing ads signals for various downstream usage (e.g. CTR, CVR)
- Ranking Backend: better ads prediction and delivery
- end-to-end ad delivery backend: aggregation (filters and pre‑ranking), accurate prediction and bidding in ranking/auction, and post‑auction allocation
- cooperate with AdsRanking(machine learning engineers) closely
- Premium Ads: offer guaranteed visibility, better positioning ads
- reservation-based, CPM-sold campaigns with fixed impression units and periods, shown at the top of selected channels
- Targeting & CustomAudience: great matching between users and ads
- Develop and maintain data pipelines to process user signals used for different user targeting options
- Work closely with teams like Ads Ranking(Machine Learning team), Ads Foundation and other Ads/DP/AiInfra teams to deliver high quality ads
Requirements
- **Minimum 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
- Advanced skill and experience in at least one programming language. Prefer Java, Kotlin, Golang. Open to C++, C#, Python.
- Fluent in using Kafka, Redis, SQL and some NoSQL DBs
- Business level English
- **Nice to have experiences/skills**
- High programming skills in Java, for example, failure analysis and class/interface design
- Experience of architecture design in a high traffic web service
- Configuration, development and operation of a Microservice / Service Mesh architecture
- Experience in Github, AWS, SpringBoot, MySQL, Hive, Spark, Flink, Docker, Kubernetes
- Experience in large scale data processing techniques
- Have basic understandings of machine learning, statistics, and various mathematics at a liberal arts level
- Experience in leading a whole lifecycle of a project; clarification of the motivation and the goal, definition of the system design, develop and release it, and learning from the result
- Leadership experience (such as technical lead or management role) in a fast growing company
- Skill and will to partner with internal business people to define product strategy and features; for example, ads product managers or ads product specialists
- Experience in advertisement / Ad Tech industry
- Possible to use Japanese at a business level
Benefits
- **Benefits available at the SmartNews Tokyo Office**
- All healthcare and social insurance required by the Japanese labor law, plus annual health check
- Visa sponsorship and overseas relocation support available for eligible candidates
- Click here or visit our careers site for more info about our benefits.
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
Tech skills
Location requirements
Back - end Software Engineer working on fintech products development at Inventi. Joining a cross - functional squad to enhance payments and compliance solutions.
Senior Backend Developer at a full - stack software development company, responsible for designing and maintaining backend systems using Java and other technologies.
Back End Engineer at COSMOTE Global Solutions NV maintaining SpringBoot applications and collaborating with cross - functional teams. Responsible for development and deployment of server - side logic and applications.
Technical Architect specialising in Identity & Access Management (IDAM) solutions for public sector environments. Architecting and implementing identity platforms across Microsoft Entra ID, Okta, and hybrid identity environments.
Technical Architect focusing on SharePoint platforms in hybrid environments for enterprise collaboration. Leads design, governance, and integration efforts with Microsoft 365 and Azure services.
Lead Software Engineer designing scalable backend systems for Pivotal Health's reimbursement platform. Collaborate with teams to create innovative solutions in a fast - paced environment.
Senior Software Engineer building backend systems and APIs for healthcare reimbursement platform. Collaborating across teams to create scalable, reliable services in a fast - moving startup environment.
IG
Working student in software development at iT Engineering, contributing to innovative MES software. Engaging in agile processes and client interaction while studying IT - related fields.
Pleno Java Developer working on optimizing public transport operations through intelligent solutions. Collaborating with teams to enhance existing systems and develop new features, directly impacting daily transport efficiency.