Senior Python Backend Developer

Job

Description for Senior Back-end Developer

Kavi India Software

• Technologies is seeking an experienced Senior Back-end
• Developer with a minimum of 10+ years of experience in Python application
• development. You should be highly proficient in Python and have strong
• experience building scalable, secure, high-performance enterprise applications.
• You should have hands-on experience in developing RESTful APIs, web
• applications, and backend services using modern Python frameworks. A good
• understanding of software architecture, testing, performance optimization,
• security, and cloud-based application development is essential.

A Senior Python Developer

• should be capable of quickly understanding an existing product, its business
• objectives, application architecture, technical design, and development
• practices, and should be able to take ownership of the assigned modules or applications
• with minimal guidance. The candidate should be able to analyse independently requirements, understand technical dependencies, make appropriate design
• decisions, and effectively roll out solutions within the expected timelines.
• The candidate should also be able to guide and
• mentor other developers, provide technical direction to the team, participate
• in architectural and design discussions, and ensure that development activities
• follow established engineering standards and best practices.

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.
• Required Skills and

Qualifications

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

Bachelor’s

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.