Backend Software Engineer (Python & Ruby on Rails)

Published on April 21, 2025

ItsaCheckmate

Founded in 2016, ItsaCheckmate is the industry leader in providing true end-to-end integration between restaurant point of sale (POS) systems and over 100 third-party delivery and ordering platforms. Our technology automatically accepts orders from these platforms, injects them directly into the restaurant’s existing POS, and sends them to the kitchen printers - without any manual involvement at all. We help restaurant operators grow their revenue without increasing costs. We are a leader in the restaurant-tech space and ItsaCheckmate serves 8,000+ restaurant locations globally and enjoys relationships with more than 150 technology partners.

We are looking for a Backend Software Engineer with experience in Python and Ruby on Rails to join our team. You will play a key role in designing, developing, and maintaining our backend systems that power our applications. The ideal candidate has strong problem-solving skills, a solid understanding of backend architectures, and a passion for building scalable and reliable systems.

Responsibilities:

Design, develop, and maintain backend services using Python and Ruby on Rails.
Build and optimize RESTful APIs and/or GraphQL endpoints to support front-end and mobile applications.
Collaborate with frontend engineers, product managers, and designers to develop new features.
Ensure code quality through best practices, including code reviews and automated testing.
Optimize application performance and scalability, ensuring high availability and low latency.
Integrate with third-party APIs, databases, and cloud services.
Maintain and enhance database design (PostgreSQL, MySQL, or other relational databases).
Write clear, maintainable, and well-documented code.
Troubleshoot and resolve issues in production environments.

Requirements

3+ years of professional experience in backend development.
Strong proficiency in Python (Django, Flask, or FastAPI) and Ruby on Rails.
Experience designing and maintaining APIs (RESTful and/or GraphQL).
Knowledge of relational databases such as PostgreSQL or MySQL, including query optimization.
Understanding of microservices architecture and containerization (Docker, Kubernetes).
Experience with cloud platforms (AWS, GCP, or Azure) and CI/CD pipelines.
Strong problem-solving skills and ability to work independently or as part of a team.
Familiarity with testing frameworks (RSpec, PyTest, or similar).
Understanding of security best practices for web applications.
For this role, flexibility to work during US hours (India Night Shift hours) at least until 2 p.m. ET is essential.
Candidates must have their own system/work setup for remote work.