Senior Backend Python Developer

We are seeking a highly skilled Backend Python Developer with strong experience in building scalable, reliable, and high-performance server-side applications. The ideal candidate will have expertise in Python, Flask, RESTful APIs, and database management (both relational and NoSQL). You will play a key role in designing application architectures, integrating advanced systems, and ensuring robust data processing pipelines.

This role offers the opportunity to work on cutting-edge projects in a collaborative environment, leveraging modern backend development practices and emerging technologies.

Key Responsibilities

Backend Development

• Design, develop, and maintain RESTful APIs using Python and Flask.
• Build robust, reusable, and efficient server-side components using Python OOP principles.
• Integrate and manage databases, including SQL Server, CosmosDB/MongoDB, and Redis.
• Implement caching and performance optimization strategies for scalable applications.

Application Architecture & Advanced Development

• Design and implement scalable and maintainable backend architectures.
• Work with ORM systems (e.g., SQLAlchemy) to streamline database interactions.
• Develop ETL pipelines for data processing and integration (preferred).
• Enhance application functionality with AI tools, BI systems, or expert systems (preferred).

Specialized Systems Integration

• Develop backend services for report generation, image manipulation, and video processing.
• Handle GeoJSON and spatial data for mapping and visualization.
• Implement secure authentication and authorization mechanisms (OAUTH, SSO, etc.).

Collaboration & Continuous Improvement

• Work closely with front-end developers, and product owners to align backend services with user-facing features.
• Participate in code reviews, testing, and debugging to maintain high-quality deliverables.
• Stay current with emerging backend technologies and propose innovative solutions.

Required Qualifications

• 3+ years of backend development experience with Python and Flask.
• Strong expertise in RESTful API design and implementation.
• Proficiency with relational (SQL Server) and NoSQL databases (CosmosDB/MongoDB).
• Hands-on experience with Redis or other caching solutions.
• Solid understanding of Python OOP and reusable component design.
• Familiarity with API testing and debugging tools such as Postman, Insomnia, or similar.

Preferred Qualifications

• Experience with ORMs such as SQLAlchemy.
• Familiarity with report generation, ETL pipelines, and data integration.
• Understanding of AI components, BI systems, and expert systems.
• Knowledge of image manipulation and video processing frameworks.
• Experience with GeoJSON and mapping tools (Leaflet, Mapbox, etc.).
• Expertise in OAUTH, SSO, and authentication frameworks.
• Hands-on experience with Azure cloud services.
• Basic knowledge of HTML, CSS, JavaScript, jQuery, or Bootstrap
• Experience with Pandas and NumPy
• Python console application development
• Knowledge and experience with Linux and running Python on Ubuntu servers
• Multi-threaded programming
• Asynchronous Python programming
• Configuration and experience with Apache HTTPD
• Generating PDFs from code
• Experience with Message Queue systems
• Secure authentication and authorization should contain JWT (JSON Web Tokens)

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