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Server-Side API Engineer

SATCON IncPhoenix, AZ🇺🇸United StatesPosted Sep 25, 2026

Quick Overview

Seniority
Mid Senior
Work mode
On Site
Location
Phoenix, AZ, United States
Posted
20 hours ago
ExpressGraphQLJavaKotlinREST

Job Description

Server-Side API Engineer

phinox, az

1 st Webex -

2 nd round in-person in phx az

Server-Side API Engineer (Mobile & New Feature Development)

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 American Express 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 American Express 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 consumed by Award-winning American Express mobile apps.  

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

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