**Published time**: 2026-09-18
**Company name**: payabl
**Title**: Senior Backend Python Engineer (Gateway)
**Grades**: senior
**Job description**: Build and scale high-performance Python microservices for payabl's payment gateway, replacing legacy Perl components while keeping the core transaction flow reliable under high load. You will integrate third-party payment APIs, lead code reviews, and own production troubleshooting in a distributed system.
**Location**: Poland or Portugal
**Anywhere**: No
**Remote**: Yes
**Forbidden locations**: Outside Poland and Portugal

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**Tags**:
#python #fastapi #asyncio #perl #aws #microservices #fintech #payments #backend #senior #remote #contract #poland #portugal