Backend Software Engineer – FinTech APIs & Data

PowerPay; Wayne (PA); Hybrid; USD 110,000 - 140,000; Full time

Job summary

PowerPay is seeking a Backend Software Developer to scale loan origination and servicing platforms. You will work with the existing engineering team and contribute to direction while autonomously delivering features.

The role is based in Wayne, PA with a hybrid schedule (M/F work from home, T/W/Th in the office). Strong backend skills and experience with APIs and databases are required.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or a related field or equivalent experience.
• Experience with Ruby on Rails and/or Python/NodeJS in backend services.
• Familiar with RESTful API design and testing tools (Postman).
• Knowledge of databases such as PostgreSQL, MySQL, or MariaDB.

Responsibilities

• Collaborate with cross‑functional teams to design, develop, and implement solutions
• Create and maintain APIs, RSpec testing suite, and middleware to facilitate data flow between systems
• Perform system analysis, troubleshooting, and debugging to identify and resolve integration issues
• Ensure compliance with security protocols and data privacy regulations during integration processes
• Troubleshoot and optimize application performance to provide optimal experience
• Design maintainable database schemas and easy‑to‑understand data structures
• Design technical solutions with little direction or guidance
• Engage in planning, backlog refinement, and sprint reviews to ensure effective collaboration
• Collaborate with product managers and designers to translate requirements into technical solutions
• Proactively identify and address potential technical issues and bottlenecks

Skills

Ruby / Rails

Python

Node.js

REST API design

PostgreSQL / MySQL

Caching

RSpec testing

OAuth2 / OIDC

Postman

Communication

Education

Bachelor’s degree in Computer Science / IT or related field

Tools

Docker

Linux

Remote data transfer (SFTP/FTP)

AWS infrastructure

Job description

PowerPay is seeking a Backend Software Developer to scale loan origination and servicing platforms. You will work with the existing engineering team and contribute to direction while autonomously delivering features.

The role is based in Wayne, PA with a hybrid schedule (M/F work from home, T/W/Th in the office). Strong backend skills and experience with APIs and databases are required.