Senior Full Stack Engineer

About Us:
Checkbook enables businesses to access the speed, flexibility and cost savings of digital payments, with the familiarity and simplicity of paper checks. By providing businesses an on-ramp from paper to digital payments, we can effectively onboard customers at any stage of their digital transformation process.

The Role:
As a Senior Full Stack Engineer at Checkbook, you’ll design, build, and scale our payments platform - from databases and backend services to APIs and user interfaces. You’ll work with Python, Postgres, and modern frontend frameworks, owning projects from architecture through launch.

Responsibilities:
- Develop and architect exceptional web applications that exceed industry standards and captivate users
- Build and ship robust APIs, integrating with internal, partner and customer systems
- Ensure the security and integrity of our applications, safeguarding our users' valuable information
- Design and optimize large DB schemas, queries and objects to meet performance and functionality objectives
- Develop and implement automation tools and strategies to ensure the quality and stability of our web applications
- Stay up-to-date with the latest web te