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Perpay Inc.·Philadelphia, United States·onsite

Senior Software Engineer, Backend

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Ruby on RailsReactJavaScript

About the role

What you'll do

  • Lead design and development of RESTful APIs and backend features for scalable production applications.
  • Own and optimize data modeling and relational database performance with a focus on maintainability.
  • Enhance backend system reliability, observability, and operational excellence including monitoring and alerting.
  • Participate in architectural decisions involving service boundaries, asynchronous workflows, and distributed systems.
  • Mentor engineers, review code, and collaborate closely with product and stakeholders to deliver complex backend solutions.

What you should know

  • This role is 100% onsite in Philadelphia with some flexibility for personal needs and official remote weeks around holidays.
  • Opportunity to work with a fast-growing, mission-driven team focused on impactful financial products for underserved consumers.
  • Expect to work in a collaborative environment with a tech stack spanning Python, Django, Flask, Kubernetes, AWS, Docker, and frontend technologies.
  • Role involves mentoring and leadership responsibilities, ideal for candidates with experience leading complex projects and teams.
  • Generous benefits include equity, premium medical plans, unlimited PTO, 401k match, and student loan repayment.

About the company

  • Perpay is a certified B Corp and a growth-stage startup based in Philadelphia focused on improving financial stability for subprime consumers.
  • The company has a proven product-market fit with over 500,000 customers and $1 billion in spending power utilized.
  • Offers a mission-driven culture emphasizing collaboration, equity, and meaningful impact on everyday Americans’ finances.
  • Operates from a unique, comfortable center-city office fostering in-person teamwork and rapid product development.
  • Backed by notable venture partners like First Round Capital and L Catterton, signaling strong financial support and growth potential.

Key required skills

PythonDjangoPostgreSQL - databaseAWSDockerKubernetesCeleryRedisMonitoring - Datadog

Summary generated from the original posting.