Senior Python Developer

Role & responsibilities

• Take end-to-end ownership of assigned backend applications, modules, and technical deliverables.
• Write clean, maintainable, scalable, and high-performance code using Python.
• Develop web applications, RESTful APIs, and microservices using frameworks such as FastAPI, Django, or Flask.
• Quickly understand existing product architecture, business requirements, application workflows, technical designs, and development practices.
• Analyse business and functional requirements and translate them into appropriate technical solutions.
• Design and develop technical interfaces, application architecture, API specifications, and software components.
• Participate actively in architecture and technical design discussions and provide recommendations based on scalability, maintainability, security, and performance.
• Utilize established development tools, guidelines, and best practices including Python, SQL, Git, REST APIs, and modern software development practices.
• Develop and maintain technical documentation throughout the Software Development Life Cycle (SDLC).
• Prepare and maintain Python applications while resolving application defects, performance issues, and production problems.
• Develop unit tests, integration tests, and automated test cases to ensure application quality and reliability.
• Enhance existing applications by analysing business objectives, identifying areas for improvement, and preparing implementation plans.
• Identify technical risks, dependencies, and potential issues early and take appropriate corrective actions.
• Take responsibility for delivering assigned features and enhancements with minimal supervision.
• Work closely with Product Owners, Business Analysts, QA Engineers, DevOps Engineers, UI Developers, and other stakeholders to deliver product features successfully.
• Guide and mentor junior and mid-level developers on technical implementation, coding standards, debugging, and best practices.
• Conduct code reviews and provide constructive technical feedback to ensure code quality and consistency.
• Help the team resolve complex technical issues and provide technical direction when required.
• Monitor application health and provide production support when required.
• Investigate and evaluate new technologies and recommend suitable solutions that can improve product capabilities, development efficiency, performance, or maintainability.

Preferred candidate profile

• 10+ years of experience in Python application development.
• Proven experience as a Senior Python Developer, Senior Back-end Developer, or equivalent technical role.
• Strong hands-on experience in Python application development and software engineering.
• Strong experience with Python web frameworks such as FastAPI, Django, or Flask.
• Strong understanding of RESTful API development and Microservices architecture.
• Experience with ORM frameworks such as SQLAlchemy or Django ORM.
• Good understanding of authentication and authorization mechanisms such as OAuth2, JWT, LDAP, and SSO.
• Familiarity with API documentation tools such as Swagger/OpenAPI.
• Strong understanding of Object-Oriented Programming, SOLID principles, and common design patterns.
• Good understanding of software architecture and ability to translate requirements into scalable technical designs.
• Experience working with relational databases and writing efficient SQL queries.
• Strong understanding of application performance, scalability, reliability, and security considerations.
• Knowledge of unit and integration testing frameworks such as PyTest or UnitTest.
• Experience in debugging complex application and production issues.
• Ability to quickly understand an existing product, architecture, codebase, and business domain.

Preferred Qualifications:

• Bachelors degree in computer science, Engineering, or related field (or equivalent experience)
• Experience with Microsoft Azure and cloud-based application development.
• Experience with Azure services such as Azure App Services, Azure Functions, Azure SQL, Azure Storage, Azure Service Bus, Azure Redis Cache, Key Vault, and Application Insights.
• Experience with Azure DevOps and CI/CD pipelines.
• Experience with Docker and containerized application development