Backend software developer

This role is for one of the Weekday's clients

Min Experience: 3 yearsLocation: delhiJobType: full-timeAs a Backend Python Developer, you will play a key role in building and scaling robust backend systems that power modern, high-performance applications. This role is ideal for an engineer who enjoys solving complex problems, designing scalable architectures, and working with cloud-native technologies. You will contribute across the full development lifecycle—from system design and API development to deployment and optimization—while collaborating closely with cross-functional teams to deliver reliable, secure, and efficient solutions.

Requirements

Key Responsibilities

• Design, develop, and maintain high-quality backend applications using Python, with a strong focus on scalability, performance, and reliability
• Build, optimize, and secure RESTful APIs using modern frameworks such as FastAPI, Sanic, or Django, following industry best practices
• Implement asynchronous programming patterns using asyncio and related libraries to efficiently handle concurrent workloads
• Manage and optimize relational databases by writing efficient SQL queries, designing schemas, handling migrations, and improving query performance using ORM tools
• Deploy, integrate, and manage backend services on cloud platforms, leveraging core services for compute, storage, databases, and monitoring
• Contribute to CI/CD pipelines to enable automated testing, continuous integration, and smooth production deployments
• Write and maintain unit, integration, and functional tests to ensure code quality, stability, and long-term maintainability
• Monitor applications in production, identify performance bottlenecks or bugs, and proactively implement fixes and improvements
• Collaborate with other engineers through code reviews, technical discussions, and shared ownership of system quality
• Stay current with emerging backend technologies, Python enhancements, and cloud best practices to continuously improve development standards
  

What Makes You a Great Fit

• You have 2-4 years of hands-on experience in backend development using Python and are confident with core language features and OOP principles
• You are experienced with at least one modern Python web framework and understand how to design clean, maintainable, and secure APIs
• You have a solid understanding of SQL and relational databases, including performance tuning, indexing, and schema design
• You are comfortable working with cloud services and understand how to deploy, monitor, and scale applications in a production environment
• You value clean code, testing, and documentation, and actively contribute to maintaining high engineering standards
• You are familiar with version control systems and collaborative development workflows
• You enjoy problem-solving, debugging, and learning new tools or technologies to improve system performance and developer efficiency
• You communicate clearly, work well in a team-oriented environment, and can balance independence with collaboration in a fast-paced setting