Backend Engineer
Description For Backend Engineer
PayPay Card Corporation, established in 2021, is revolutionizing the credit card industry by providing innovative FinTech services integrated with the PayPay payment platform. With over 66 million users, we're seeking passionate backend engineers to build and rebuild scalable, maintainable services. The role focuses on two key areas: enhancing credit card experiences and re-architecting systems for optimal performance.
As a Backend Engineer, you'll work with Spring Boot, Java, and AWS technologies to develop robust solutions. The position offers opportunities to tackle complex design challenges while working in a fast-paced, multicultural environment. You'll be part of a team that values continuous improvement, strong communication, and technical excellence.
The tech stack includes Spring Boot with Java 11/17, AWS services (ECS, CloudFormation, CloudWatch), and modern development tools. The role requires strong expertise in distributed systems, microservices, and high-traffic architecture. You'll collaborate with product managers and other engineers to design and implement large-scale systems.
The position offers competitive benefits including flexible working hours, comprehensive insurance, 401K, and various allowances. Located in Tokyo with remote work options, this role presents an exciting opportunity to shape the future of digital payments in Japan while working with cutting-edge technologies in a supportive, growth-oriented environment.
Responsibilities For Backend Engineer
- Support the design, implementation and delivery of large scale, and complex systems
- Understand how to leverage infrastructure to solve large scale problems
- Contribute to the team by sharing knowledge, participating in code reviews
- Triage, debug and resolve product issues
- Support the code you write in production
Requirements For Backend Engineer
- Skills in OOP language such as C# or other JVM language
- Experience with RDBMS, NoSQL databases along with distributed cache
- Strong fundamentals in data structures, algorithms and object oriented programming
- In-depth understanding of concurrency and distributed computing
- Experience implementing platform components such as RESTful APIs, Pub/Sub Systems
- Experience with microservices and event-driven architectures
- Experience designing high traffic systems
- Degree in Computer Engineering or Computer Science or 3+ years equivalent experience
- English business proficiency
Benefits For Backend Engineer
- Full Flex Time (No Core Time)
- Annual leave up to 16 days in first year
- Social Insurance (health insurance, employee pension, employment insurance)
- 401K
- Overtime allowance
- Commuting and transportation expenses
- Work style support allowance
Jobs Related To PayPay Card Backend Engineer
