We're looking for a senior Python engineer ready to step into leadership, or an experienced technical lead who enjoys staying hands?on.You'll lead three backend developers working on payments, identity verification (KYC), location services, and other external integrations.

Experience guiding projects, mentoring colleagues, or coordinating technical delivery is a strong foundation for this role.

Python, Django, PostgreSQL, Redis, Kafka, AWS.

Design and build integrations, owning delivery from requirements and technical decisions through deployment, launch, and ongoing improvement

Guide the team's technical direction and delivery through clear responsibilities, design and code reviews, mentoring, shared knowledge, and constructive performance feedback

Improve existing integrations through testing, monitoring, logging, alerting, and documentation

5+ years of software development experience, with Python as your primary language and strong backend engineering skills

Experience designing scalable services, working with databases, writing unit and integration tests,



and using monitoring tools to investigate production behavior

Examples of guiding a project, mentoring engineers, or coordinating delivery, alongside clear communication and an interest in developing your leadership skills

Experience with KYC providers and identity?Experience with both incoming and outgoing payments and reconciliation

Familiarity with Datadog, CloudWatch, Grafana, or similar tools

Experience in startups, sports, betting, or gaming products

We are a multinational company with our headquarters based in Philadelphia, and offices in New York, Austin, and Sofia, Bulgaria.

All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

com), social media messaging platforms or unsolicited phone calls.

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📌 Lead/Senior Python Developer (Barcelona)
🏢 Fliff
📍 Barcelona