Python Engineer

Nineleaps; Bengaluru; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Nineleaps in Bengaluru (India) is seeking a Python backend developer to design, build, and optimize scalable backend services using Python and FastAPI.

You will work on API development, database design with PostgreSQL/MySQL, and ensure secure, well-documented interfaces while collaborating with frontend and product teams.

The role emphasizes code quality, performance tuning, and documentation, with exposure to Docker and CI/CD seen as a plus.

Qualifications

• 2+ years of professional Python backend development.
• Strong proficiency in Python for backend applications.
• Hands-on experience with FastAPI and RESTful APIs.
• Solid experience with SQL and relational databases (PostgreSQL/MySQL).
• Knowledge of API security, authentication, and RESTful design.
• Experience with Git and version control.
• Exposure to Docker, cloud platforms, or CI/CD is a plus.

Responsibilities

• Design, develop, and maintain robust backend systems using Python and FastAPI.
• Develop and manage SQL/relational databases including schema design.
• Design, develop, and manage RESTful APIs with clear documentation.
• Collaborate with frontend, product managers, and other stakeholders.
• Write clean, tested Python code and participate in code reviews.
• Identify and resolve performance bottlenecks and bugs.
• Maintain comprehensive backend documentation.

Skills

Python

FastAPI

REST APIs

SQL databases

PostgreSQL/MySQL

API security

Git

Docker/CI/CD exposure

Code reviews

Performance optimisation

Tools

Docker

CI/CD

Job description

Responsibilities:

• Backend Development: Design, develop, and maintain robust, scalable, and high-performance backend systems using Python and FastAPI. Implement efficient algorithms and data structures to optimise application performance.
• Database Management: Develop and manage SQL and relational databases, including schema design, query optimisation, data modelling, and maintaining data integrity.
• API Development and Integration: Design, develop, and manage RESTful APIs using FastAPI for seamless integration with frontend applications and external services. Ensure APIs are secure, efficient, scalable, and well-documented.
• Collaboration: Work closely with frontend developers, product managers, and other stakeholders to understand requirements and deliver high-quality backend solutions.
• Code Quality: Write clean, maintainable, reusable, and well-documented Python code. Participate in code reviews and follow coding best practices and standards.
• Troubleshooting and Optimisation: Identify and resolve bugs, performance bottlenecks, and technical issues while continuously monitoring and optimising backend application performance.
• Documentation: Maintain comprehensive documentation for backend systems, APIs, database structures, and processes to support knowledge sharing and onboarding.

Requirements:

• 2+ years of professional experience in Python backend development.
• Strong proficiency in Python for backend application development.
• Hands-on experience with FastAPI and developing RESTful APIs.
• Strong experience with SQL and relational databases such as PostgreSQL or MySQL.
• Solid understanding of RESTful API design, HTTP methods, status codes, authentication, and API security.
• Good understanding of backend development concepts including API integration, data structures, error handling, and performance optimisation.
• Familiarity with Git and version control systems.
• Proven experience building and maintaining scalable and reliable backend applications.
• Good understanding of software development best practices, code reviews, testing, and documentation.
• Exposure to Docker, cloud platforms, or CI/CD is an added advantage.