Senior Backend Python Engineer (Gateway)

The Mission

Join a high-stakes fintech environment where you will lead the transition from a legacy Perl gateway to a modern, distributed Python architecture. You will be responsible for ensuring 99.9% uptime while building out high-performance microservices that handle critical transaction flows. This is a dual-track role where you balance maintaining existing infrastructure with pioneering new, scalable solutions.

Tech Stack & Vibe

• Core: Python, FastAPI, AsyncIO, and Perl.
• Infrastructure: AWS (Lambda, ECS), Docker, and GitLab CI/CD.
• Architecture: Kafka, RabbitMQ, and event-driven systems.

For the vibe coder, this environment is a playground for advanced AI-assisted refactoring. You can use LLMs to deconstruct legacy logic and scaffold robust, asynchronous services, allowing you to focus on the high-level system design and performance optimization the team requires.

Growth & Culture

You will act as a technical leader, guiding code reviews and mentoring peers in a remote-first setting. payabl. supports your professional evolution with a dedicated annual learning budget and global team events, ensuring you stay at the forefront of the fintech space.