Senior Python Engineer – Backend Integrations

Fliff; Warszawa; On-site; PLN 180,000 - 300,000; Full time

Job summary

Fliff is building an arena for high-upside social games and real rewards across sports, casino, and predictions. We are hiring a Senior Python Engineer to join the Integration team, owning backend features and critical systems

You will design and develop scalable services in Python/Django, integrate with KYC, geolocation, and payment partners, and improve observability and test coverage to ensure reliability in production.

Qualifications

• 5+ years of development experience with Python

Responsibilities

• Take ownership of backend features from design to production
• Develop and maintain Python/Django backend services
• Build integrations with KYC, geolocation, payment providers and other systems
• Collaborate with product and engineering teams on new integrations
• Implement observability across integration flows with monitoring and logging
• Write unit and integration tests to improve reliability and coverage
• Support production issues and participate in on-call rotations

Skills

Python

APIs

Django

Observability

System integrations

Education

Bachelor's degree in Computer Science

Tools

Datadog

CloudWatch

Grafana

Job description

Fliff is building an arena for high-upside social games and real rewards across sports, casino, and predictions. We are hiring a Senior Python Engineer to join the Integration team, owning backend features and critical systems

You will design and develop scalable services in Python/Django, integrate with KYC, geolocation, and payment partners, and improve observability and test coverage to ensure reliability in production.