Backend Engineer

Required experience

6 - 9 лет

Job opening

Middle Backend SW Developer

Position

PayPay is looking for a Back-end engineer to work on our payment system to deliver the best payment experience for our customers.

Main Responsibilities

Design large scale systems with high complexity to support our 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 – always go to root cause! Support the code you write in production

Tech Stack

We select the best combination of tech at times.

Your qualification

Experience in using Java under professional environment, or if you are non-Java user, excellent skills in generalized programming languages, such as Scala, Python and Go
Interest and ability to learn other coding languages as needed
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 of English or Japanese

Will be a plus

Experience with implementing platform components such as RESTful APIs, Pub/Sub Systems, Database Clients
Experience with AWS services
Experience in working for system development in finance, payment, or similar industries
Experience in system design, development of web system which handles massive amount of transactions or requires scalability
Language ability in Japanese and English is a plus (We have a professional translator but it is nice to have language skills)
Experience in microservices

Docker Java Kotlin Scala Kubernetes Git MySql