Back-end Engineer

Key Responsibilities

• Design develop and maintain Ruby on Rails services and RESTful APIs supporting payroll processing EWA disbursements and financial reporting.
• Build and maintain integrations with banking partners payment gateways and third-party financial data providers in compliance with CBE regulations.
• Collaborate with product and frontend teams to deliver features end-to-end from requirements to production deployment.
• Manage background job pipelines with Sidekiq and Redis for payroll batch processing wage disbursements and async notifications.
• Own service reliability write RSpec unit and integration tests set up monitoring and participate in on-call rotations to ensure 99.9% uptime.
• Contribute to architectural decisions code reviews and the definition of Rails engineering best practices across the team.
• Optimise ActiveRecord queries and database performance to handle high-throughput financial transaction loads.
• Champion security-first development practices in line with PCI-DSS and financial data protection standards.

• 36 years of backend engineering experience in a production environment.
• Strong proficiency in Ruby on Rails with a solid grasp of Rails conventions ActiveRecord and the MVC pattern.
• Hands-on experience designing and building RESTful APIs consumed by web and mobile clients.
• Solid command of PostgreSQL schema design indexing strategies query optimisation and migrations.
• Experience with background job processing using Sidekiq and Redis for async payroll and notification workflows.
• Understanding of security fundamentals: OAuth2 JWT data encryption at rest and in transit.
• Experience working in Agile / Scrum teams with proper Git workflows code reviews and CI/CD pipelines.

Why Join dopay

Youll be be part of a fast-growing fintech company revolutionizing payroll disbursement in Egypt and work closely with senior leadership on one of the most important milestones in the companys journey. This role offers long-term ownership beyond licensing and the opportunity to help shape how a fintech operates under regulation at scale.

Required Experience:

IC