Backend Engineer / バックエンドエンジニア at PayPay Securities

PayPay Securities is seeking a Backend Engineer to join their team and contribute to the development and operation of their backend application systems. As a member of the PayPay Group, PayPay Securities is focused on providing accessible and innovative asset management services through the PayPay platform. The company aims to revolutionize asset management in Japan by targeting individuals who are new to or uninterested in investing.

The backend engineer will develop and operate the Backend Application system for PayPay Securities product (PHP, Java, SpringBoot, MySQL/AuroraDB). They will design large scale systems with high complexity to support high throughput applications and understand how to leverage infrastructure for solving such large scale problems. They will also develop tools and contribute to open source wherever possible and adopt problem solving as a way of life – always go to root cause!

Responsibilities:

• Develop and operate the Backend Application system for PayPay Securities products.
• Design large-scale systems with high complexity to support high throughput applications.
• Understand how to leverage infrastructure for solving such large scale problems
• Develop tools and contribute to open source wherever possible.
• Adopt problem-solving as a way of life and always seek the root cause of issues.

Requirements:

• 3-5 years experience in developing Backend Application for company products
• Experience in using Java/PHP under professional environment, or if you are non-Java user, excellent skills in generalized programming languages, such as Scala, Python and Go.
• Experience with NoSQL databases and 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
• Business level in either English or Japanese (JLPT N1)

What PayPay Securities Offers:

• Chance to be part of the team to build up a new organization and environment
• Develop skills in making business plans from a high perspective
• Gain experience in a company that aiming to be the pioneer in the market to provide a brand new Mobile Securities services
• Able to utilize PayPay’s services and user base