Python Developer - Onsite Interview

We are looking for an experienced Python Developer to join our client in Montreal, QC for a full-time hybrid opportunity (3 days onsite).

Onsite Interview

Experience in years : 7+ Mandatory

The ideal candidate will have strong expertise in building scalable RESTful APIs using FastAPI, SQLModel, Redis, and PostgreSQL, along with hands-on experience in asynchronous programming, containerized environments, and event-driven architectures. This role requires a strong engineering mindset, problem-solving skills, and the ability to collaborate closely with architects and cross-functional teams to deliver high-performance, production-grade solutions.

Core responsibilities:

• Design and implement scalable, maintainable and high-performing RESTful APIs using FastAPI, SQLModel and Redis
• Write clean, efficient, and maintainable Python code
• Develop and maintain documentation
• Design and optimize database schemas and queries
• Create and maintain automated test suites
• Monitor and optimize API performance Implement caching strategies and rate limiting
• Collaborate with front end team to ensure smooth API integration
• Assist in implementing workflows for detecting, archiving and purging stale data based on retention policies
• Ensure proper logging and auditing of data lifecycle processes
• Mentor junior developers and review code
• Collaborate with the system architect to refine the API logic, enhance query performance and implement caching strategies

Required skills

• 7 years of professional Python development experience
• Strong experience with FastAPI or similar framework (Flask, Django REST)
• Deep understanding of REST API design principles
• Expertise in asynchronous programming with Python
• Solid experience with SQL databases (PostgreSQL preferred)
• Strong knowledge of API security best practices
• Experience with Docker and containerized environments like Openshift/Kubernetes
• Proficiency in writing unit tests and integration tests
• Familiarity with event-driven architecture and tools like Kafka
• Strong Problem-solving skills and attention to details
• Effective communication and ability to work in a collaborative, agile environments.
• Adaptive and eager to learn new tools and technologies.

Nice to have:

• Knowledge of monitoring tools like Prometheus and OpenTelemtry.
• Experience with microservice architectures.