Senior Backend Engineer (Python)

Technical Requirements

Core Stack

• Python 3.11+ and Django 4.2+ with Django REST Framework
• PostgreSQL with multi-tenant architecture (schema-per-tenant isolation)
• Celery + Redis for asynchronous task processing and caching

Django Channels for WebSocket/real-time features

• JWT authentication and role-based access control (RBAC)
• Apache Airflow (DAGs, scheduling, workflow automation)

Key Skills

• Building RESTful APIs with DRF (serializers, viewsets, authentication)
• Complex database design and ORM optimization

Workflow orchestration using Apache Airflow

• Distributed task queues and background job processing
• WebSocket consumers for real-time updates

Multi-tenant SaaS architecture patterns

Git version control and Linux/Unix environments

Highly Desired

• AI/ML API integration (Google Gemini, OpenAI)
• ITSM platform experience (ServiceNow, Jira Service Management)
• Hands-on experience with Apache Airflow in production environments

Service Layer and Repository design patterns

OAuth 2.0 and third-party integrations (Slack, PagerDuty)

Requirements

• 8+ years Python development, 5+ years production Django experience
• Strong PostgreSQL skills (schema design, complex queries, optimization)
• Hands-on experience with Apache Airflow for workflow orchestration, DAG development, and scheduling of data pipelines
• Experience with Celery task queues and Redis in production