(Senior) Python Developer - Freelance - Scheduling Platform project

(Senior) Python Developer - Freelance - Scheduling Platform project

Senior Python Engineer with AI Knowledge

Location : Remote / based in European Union (Poland is client's preference)

Contract : B2B

Start date : ASAP, project at least till January 2026

Rate : up to 145 PLN / h (+ VAT)

Project Information (Backend Focus)

Technology Stack : Python backend with PostgreSQL (or other relational databases). The environment includes testing with Pytest and deployment within Google Cloud Platform (GCP).

Integration : Planned integration with an external system for exchanging sales document data (receipts, invoices) in compliance with Spanish legal requirements (Verifactu). Partner for integration currently being selected.

Project Phase : Discovery phase. The team will join a new project, not an existing one.

Project Goal : Build a compliant data exchange solution with an external provider according to financial department and legal regulations.

Non-Functional Requirements : Compliance with financial regulations and internal security and performance standards.

Tasks & Responsibilities

• Develop and maintain backend services in Python.
• Implement integrations with external data exchange providers (e.g., Verifactu).
• Design and maintain database schemas and queries (PostgreSQL).
• Ensure system compliance with financial and legal requirements.
• Write automated tests using Pytest.
• Deploy, monitor, and optimize backend services in GCP.
• Collaborate with frontend and cross-functional teams to ensure system integrity and reliability.

Requirements

Benefits

What will happen next?

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