Senior Backend Engineer
Description For Senior Backend Engineer
PayPay Card Corporation, established in 2021, is revolutionizing the credit card industry by integrating with the PayPay payment platform that serves over 66 million users. As a Senior Backend Engineer, you'll be instrumental in building and rebuilding scalable services that enhance the credit card experience. The role focuses on two main angles: elevating the credit card experience through new functionalities and re-architecting systems for optimal performance.
Working with modern technologies including Spring Boot, Java (11/17), and AWS services, you'll be responsible for designing and implementing large-scale systems, managing stakeholder relationships, and maintaining high-quality standards. The position requires expertise in distributed computing, database management, and strong fundamentals in data structures and algorithms.
The company offers a flexible work environment with remote options, comprehensive benefits including 401K and social insurance, and the opportunity to work in a multicultural setting. You'll be part of a fast-paced team that values continuous improvement and effective communication, contributing to Japan's cashless payment evolution.
The tech stack includes Spring Boot for backend services, AWS for infrastructure (ECS, CloudFormation, CloudWatch), and modern development tools like GitHub and IntelliJ. The role requires 5+ years of experience or equivalent education in Computer Science, with opportunities to mentor team members and influence architectural decisions.
Join PayPay Card to help create new value for users while working with cutting-edge technology in a dynamic FinTech environment. The position offers competitive compensation with annual reviews and special incentives based on performance.
Responsibilities For Senior Backend Engineer
- Design, support the implementation and deliver large scale, and complex, systems
- Manage teams stakeholders such as product managers or frontend engineers
- Leverage the infrastructure to solve large scale problems
- Acts as a gatekeeper to the team quality standard
- Triage, debug and resolve product issues
- Mentor other team members and safeguard the team quality standards
Requirements For Senior Backend Engineer
- Experience in any OOP based language e.g Kotlin, Java, C#, Scala etc.
- Experience with RDBMS and NoSQL databases, along with distributed cache
- Strong fundamentals in data structures, algorithms and object oriented programming
- In-depth understanding of concurrency and distributed computing
- Degree in Computer Engineering or Computer Science or 5+ years equivalent experience in SaaS platform development
- English business proficiency
Benefits For Senior Backend Engineer
- Social Insurance (health insurance, employee pension, employment insurance and compensation insurance)
- 401K
- Annual leave up to 16 days in first year
- Full Flex Time
- Overtime allowance
- Work style support allowance
- Commuting and transportation expenses
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