Senior Python Backend Engineer - Integrations

Fliff; España; On-site; EUR 90,000 - 120,000; Full time

Job summary

Fliff is seeking a Senior Python Engineer to join the Integration team. You will own backend features end-to-end, build scalable services in Python and Django, and drive integrations with KYC, geolocation, and payments.

You will work closely with product and engineering to scope new integrations, implement observability, and write tests to ensure reliability while supporting production systems and on-call rotations.

Qualifications

• 5+ years of development experience with Python and API/system integrations.
• Strong ability to design and implement scalable backend features.
• Experience integrating third-party APIs, webhooks, and idempotent flows.
• Familiarity with observability tools to monitor production integrations.
• Understanding of algorithms, data structures, and concurrent systems.

Responsibilities

• Take ownership of backend features from design to production support.
• Develop and maintain scalable Python/Django services.
• Build integrations with KYC, geolocation, payments and other partners.
• Collaborate with product and engineering teams to scope new integrations.
• Implement observability including monitoring, logging, and alerts.

Skills

Python

APIs & Integrations

Observability

Algorithms & DS

Concurrency

On-call readiness

Tools

Datadog

CloudWatch

Grafana

Job description

Fliff is seeking a Senior Python Engineer to join the Integration team. You will own backend features end-to-end, build scalable services in Python and Django, and drive integrations with KYC, geolocation, and payments.

You will work closely with product and engineering to scope new integrations, implement observability, and write tests to ensure reliability while supporting production systems and on-call rotations.