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Backend Software Engineer (Python)

Bratislava, Bratislava Region, Slovakia💼 Full-time💰 $44,400–$44,400🗓 2026-02-17 → 2026-09-26

Core

Senior Backend Engineer building and optimizing an enterprise identity verification (eKYC) SaaS and on-premise solution, handling document verification, biometric authentication, and fraud detection.

Role type

Senior IC backend software engineer (Python)

Builds

High-performance REST APIs, verification workflows, and data validation pipelines for identity compliance.

Domain

Fintech / Identity Verification / Regulatory Compliance (KYC/AML, GDPR)

Deliverable

production ML models | product features

Required skills

Python (5+ years), FastAPI, async Python (asyncio), PostgreSQL, microservices architecture, Docker, CI/CD, REST API design, SaaS multi-tenancy

Preferred skills

Pydantic, pytest, Redis, Temporal, RabbitMQ, Kafka, SQLAlchemy, Odoo, event-driven architecture, workflow orchestration

Technologies

Python 3.12, FastAPI, Temporal, Odoo, PostgreSQL, Redis, S3, Docker, Kubernetes, GitLab CI/CD

Responsibilities

Design and implement verification workflows for reliable, durable execution; Build high-performance REST APIs; Integrate APIs for document verification and biometric authentication; Implement data validation pipelines to meet regulatory standards; Optimize system performance, scalability, and reliability; Ensure security and compliance in handling sensitive customer data

Seniority

Senior, hands-on IC

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