Fullscript is looking for a Senior Fullstack Developer to join the Core Payments team. You will be responsible for building and maintaining the critical systems that process payments for our platform, using your expertise in Ruby and React to create reliable and scalable solutions.

What You'll Do

Design, build, and maintain payment processing features and services
Collaborate with product and engineering teams to architect scalable solutions
Ensure the reliability, security, and performance of core payment systems
Write clean, maintainable, and well-tested code across the stack

What We're Looking For

Significant professional experience developing full-stack applications
Strong expertise in Ruby for backend development
Proficiency with React for frontend development
Experience with building, maintaining, and scaling payment systems or other critical financial infrastructure
Ability to work autonomously and lead technical projects