Senior Backend Python Engineer (Core Gateway)

2 days, 5 hours ago
Full-time
Senior
Software Development
payabl.

payabl.

payabl. empowers merchants to handle payments on a global scale by offering a comprehensive solution that includes card acquiring, alternative payment methods, payment accounts, and prepaid cards.

Diversified Financial Services
51-250
Founded 2011

Description

  • Support and extend the existing Perl-based payment gateway while production migration is underway.
  • Debug production issues and add features to maintain stability and high performance.
  • Design, develop, and maintain modern server-side components in Python.
  • Integrate third-party APIs and external payment services across legacy and modern platform layers.
  • Collaborate with stakeholders across departments in agile sprints and communicate effectively in English.
  • Participate in code reviews and help uphold high code quality standards.
  • Work with DevOps on CI/CD pipelines, containerization, and cloud deployments.
  • Apply a product-focused mindset to understand business logic and end-user impact.
  • Contribute to continuous improvement of the engineering process and platform architecture.

Requirements

  • 5+ years of backend engineering experience with strong Python expertise.
  • Experience with AsyncIO and FastAPI is preferred.
  • Experience with Perl, or a strong willingness to learn and work in Perl production code.
  • Solid experience integrating third-party APIs, including webhooks, callbacks, and retry policies.
  • Experience with CI/CD pipelines, with GitLab preferred.
  • Experience with Docker containerization.
  • Familiarity with AWS, including Lambda and other cloud services.
  • Exposure to event-driven architectures such as Kafka or message queues.
  • Strong written and verbal English communication skills.
  • A clean-code mindset with the ability to explain engineering decisions clearly.

Benefits

  • Fully remote work for candidates based in Portugal or Ukraine.
  • Annual learning budget for professional development after probation.
  • Opportunities to participate in international company events and initiatives.
  • Company celebrations that bring colleagues together across offices.

Interested in this position?

Apply directly on the company website

Apply Now

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