Senior Python Engineer (Billing)

TL;DR

Senior Python Engineer (Billing): Building and evolving a Python-based platform layer that extends and scales the core system with an accent on service communication, orchestration, and responsibility split. Focus on designing for failure, ensuring reliability through observability, and driving engineering quality.

Location: Hybrid in Amsterdam, Netherlands with relocation support.

Company

hirify.global helps creators get more out of every conversation with Instagram-focused automations and support for other channels, building the leading Chat Marketing platform.

What you will do

• Design and build a Python-based platform layer that integrates with the core system.
• Define and evolve patterns for service communication, orchestration, and responsibility split between core and Python services.
• Develop scalable, async services handling high-load and latency-sensitive workflows.
• Own API contracts between systems, ensuring stability, backward compatibility, and clear boundaries.
• Ensure reliability of cross-system interactions through observability (monitoring, logging, tracing).
• Drive engineering quality: testing strategy, CI/CD, safe rollout practices.

Requirements

• 5+ years of commercial Python development in production environments.
• Strong expertise in modern Python frameworks (FastAPI preferred; Django/Flask acceptable).
• Solid experience designing and integrating APIs (including third-party services).
• Strong understanding of async programming and concurrency (AsyncIO, non-blocking I/O).
• Experience working with PostgreSQL and large datasets.
• Experience building and maintaining high-load backend systems.

Nice to have

• Experience working with loaded projects and queue systems.
• Skills working with infrastructure.
• Experience working with third-party API.
• Knowledge of different NoSQL solutions and analytical systems.

Culture & Benefits

• Hybrid work and generous leave options for work-life balance.
• Comprehensive health insurance for you and your family.
• Professional development budget for conferences, courses, and learning resources.
• Flexible benefits package tailored to your priorities.
• In-office perks including free meals and snacks.
• Company-funded sports activities, annual offsites, and team-building events.