Server-Side API Engineer

We are looking for a Server-side Engineer to work on Mobile application Service Layer (Backend for Frontend) that will be used by tens of millions of cardholders around the world. We want someone with strong technical skills and creativity. Should enjoy solving tough problems and working with modern technologies. You should not be shy about sharing your ideas and be obsessive about user experience and beautiful code. You will be part of the Mobile Engineering team whose mandate is to develop new products and platforms for customers. Mobile Engineering’s aim is to build interactive experiences at all touch points of a consumer's journey whether before, at, or after the time of purchase. 
You will be working in a large team of engineers, product people, designers, and QA to build the “Backend for Frontend” API layer. 
Relevant experience and skills:
Building server-side applications 
Writing code 
Refactoring code
Deleting code
Build tools
Continuous Integration
Fixing bugs
Asynchronous code 
Performance Analysis and Optimization
Legacy Code
Unit tests
Open Source
Working in a team
Self-starting
Integrating with bespoke lovingly hand-crafted backend services from the days of yore
Designing solutions for open ended problems
Bachelor’s degree in Computer Science or related field, or equivalent experience 
Relevant technologies that you may encounter on our team:
Kotlin
Gradle
REST
GraphQL
Java