Senior Python Backend Developer - SWAT Team
New
P
payabl.Fintech, Payment Systems
Remote from PortugalFull-TimeSenior
Salary not disclosed
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Job Details
- Experience
- 6+ years
- Required Skills
- AWSDockerPythonDjangoGCPFastAPICI/CDMicroservicesGitLab
Requirements
- 6+ years of backend engineering experience with strong Python expertise.
- Proven experience designing and delivering microservices architectures at scale.
- Strong knowledge of FastAPI or Django (FastAPI preferred).
- Experience building systems in high-performance, distributed environments.
- Strong experience with API design (RESTful services, event-driven architecture is a plus).
- Hands-on experience with Docker.
- CI/CD pipelines experience (GitLab preferred).
- Cloud experience (AWS or GCP).
- Strong understanding of system design, scalability, and reliability principles.
- Experience in fintech / payment systems / banking / high-volume transaction systems (strong plus).
- Ability to work with or maintain legacy systems (Perl exposure is a plus, but not required).
- Strong ownership mindset with ability to drive technical direction independently.
Responsibilities
- Design and build scalable Python-based microservices supporting a new internal gateway enablement platform.
- Take ownership of system architecture decisions, ensuring long-term scalability, performance, and maintainability.
- Develop tools and services that improve efficiency of existing Core Gateway and Gateway Projects teams.
- Integrate and abstract third-party APIs and payment-related external services.
- Define engineering standards for the SWAT team (coding practices, API design, service structure).
- Collaborate closely with DevOps to design and improve CI/CD pipelines, deployment strategies, and observability.
- Lead code reviews and ensure high engineering quality across the team.
- Work across legacy (Perl) and modern systems, enabling gradual modernization.
- Identify bottlenecks in existing systems and design technical solutions to remove them.
- Act as a technical reference point within the SWAT team.
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