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payabl.

We're powering the growth of merchants by helping them take payments easily, securely and globally.

Senior Python Backend Developer

Backend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 51-200H1B No SponsorCompany SiteLinkedIn

Location

Poland

Posted

2 days ago

Salary

0

Seniority

Senior

Job Description

Senior Python Backend Developer

payabl.

• Design and implement scalable Python microservices in a distributed architecture. • Build and optimize high-performance backend systems, ensuring scalability and reliability under high load. • Integrate and manage third-party APIs and external services. • Collaborate with cross-functional teams to define technical solutions and system design approaches. • Work with AWS services (e.g. Lambda, cloud infrastructure) to architect and deploy solutions. • Improve and maintain CI/CD pipelines and deployment processes in collaboration with DevOps. • Lead and contribute to code reviews, ensuring high engineering standards. • Identify system bottlenecks and drive performance and scalability improvements. • Troubleshoot complex production issues in distributed systems. • Contribute to technical discussions and guide best practices within the team.

Job Requirements

  • 5+ years of backend engineering experience with strong Python expertise.
  • Proven experience building and scaling microservices architectures.
  • Strong knowledge of FastAPI or Django.
  • Experience working with AWS (including services such as Lambda).
  • Strong experience with Docker and containerization.
  • Experience with CI/CD pipelines (GitLab preferred).
  • Strong understanding of distributed systems and high-load environments.
  • Experience designing and optimizing systems for performance and scalability.
  • Solid experience integrating third-party APIs.
  • Strong problem-solving and analytical skills.
  • Excellent communication skills and ability to work in a remote-first environment.
  • Experience in fintech, payments, or financial platforms.
  • Experience with high-throughput systems (e.g. trading, payments, real-time processing).
  • Familiarity with event-driven architecture (Kafka, messaging systems).
  • Experience mentoring or supporting other engineers.

Benefits

  • Grow with Us: Annual Learning Budget for professional development (eligible after probation)—because your growth is our growth.
  • Celebrate Together: We bring colleagues from all offices together for unforgettable company celebrations.
  • Global Collaboration & Events: Opportunities to participate in international company events and initiatives, connecting with colleagues from all regions and contributing to a truly global community

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