If interested, please contact catherine@3pandt.com

Location: Sunnyvale, CA

The Role:

·         Every day, our client’s devices handle the core card and point-of-sale processing for hundreds of thousands of merchants. We provide next-generation payment services to the world's largest payment processor. Behind the scenes, we operate a cloud platform providing processing, storage and collaboration for merchants, application developers, service providers and our merchants' customers. Our devices and platform form the backbone of millions of daily payment interactions between merchants and their customers.

·         To support all of this, we have a team of engineers working around the clock to ensure our systems remain operational, secure and compliant with the payment industry standards. Our Payments Engineers are highly capable problem solvers that are detail-oriented and self-driven.

·         In this role, we're looking for an experienced Android software engineer to help build, certify and operate complex payment systems. These systems allow our large fleet of smart payment terminals to process millions of transactions a day via our cloud infrastructure. You are pragmatic in balancing priorities and enjoy working in an iterative model where specifications are constantly changing. Our improvements and features are deployed every two weeks, and hotfixes may occur every few days.


  • Adding new payments features to our existing products(such as dynamic currency conversion, offline payment support, Android Pay, Apple Pay, mobile wallets etc.)

  • Designing and implementing Android applications and services that provide best in class payment flow experience for customers.

  • Troubleshooting issues that may span across wide range of device types.

  • Taking ownership of specific payment components

  • Working with international certification teams and test organizations

  • Work with product management to clarify and/or create specifications.

  • Triaging bugs related to payment applications and related infrastructure

  • Performing production support services as part of a regular on call rotation


  • Strong application coding skills, Java/Android.

  • UI development, optimal performance, adaptation to various screen sizes.

  • Expertise in Android - understanding of the platform, experience with Android ROM is a plus

  • Be up to date with the latest Android application development trends.

  • Familiar with 3rd party libraries for Android.

  • Familiar with databases and schema design.

  • Comfort with self-managing multiple high priority projects and working with complex, distributed systems

  • Ability to work under pressure to conform to external standards and meet strict deadlines

  • Strong communication skills, teamwork, and attention to detail

  • Strong debugging, problem-solving, and critical reasoning skills

  • Bachelor's degree, or above, in computer science or other engineering discipline, or equivalent work experience

Nice to have:

  • Experience with server technologies, REST web services, SOA, Familiarity with databases and schema design (we use primarily MySQL)

  • RXJava, functional programming, MVP/MVC design patterns.

  • React Native, javascript.

  • iOS and/or other previous mobile development experience.

  • Test driven development methodology. UI Automator/Espresso.

  • Embedded/MCU/ARM Cortex development, RTOS, C language experience.

  • Previous experience in payments industry, specifically working with EMVco or exposure to PCI/PTS standards would be very helpful but is not required

 If interested, please contact catherine@3pandt.com