Python Backend Developer Intern

About the Role

ITSDELIGH PRIVATE LIMITED is seeking a Python Backend Developer Intern for its ITS Support project, an enterprise-grade, multi-tenant business operations platform. This is an unpaid, remote internship with a duration of 3–6 months and flexible working hours.

About the Project — ITS Support

ITS Support is a platform designed to manage customer support, sales operations, business communication, client relationships, and outsourced business processes. Key functionalities include:

• CRM, customer management, and lead distribution
• Omnichannel support through calls, WhatsApp, email, and messaging
• Dynamic role-based access control (RBAC)
• Multi-company, multi-client, and branch management
• Appointment scheduling and personal assistant workflows
• Contracts, service management, billing, and reporting
• API integrations, automation, and real-time communication
• Scalable backend infrastructure for large-scale enterprise operations

What You'll Work On

As a Python Backend Developer Intern, you will collaborate with the development team to improve and extend an existing backend system. Responsibilities include:

• Developing REST APIs using Python and FastAPI
• Working with PostgreSQL databases and SQLAlchemy
• Implementing authentication, authorization, and RBAC
• Designing database models and migrations
• Building business logic for CRM, client management, and operational workflows
• Integrating third-party services and communication APIs
• Writing clean, maintainable, tested code
• Debugging and optimizing existing backend modules
• Working with GitHub, pull requests, and code reviews
• Collaborating with the frontend team through documented API contracts

Requirements & Tech Stack

Technical Skills Required

• Basic to intermediate Python programming
• Understanding of REST APIs and HTTP
• Knowledge of SQL and relational databases
• Familiarity with Git and GitHub
• Understanding of backend development fundamentals
• Willingness to learn, solve problems, and work collaboratively

Good to Have

• FastAPI
• SQLAlchemy
• PostgreSQL
• Docker
• Redis
• JWT authentication and RBAC
• Async programming and background jobs
• API testing with Pytest
• Basic system design and scalable architecture

Note: Strong fundamentals, consistency, and willingness to learn are prioritized over knowing everything.

What Makes This Internship Valuable

• Real Product Development: Work on a complex, evolving enterprise software platform.
• Practical Engineering Experience: Learn about backend architecture, databases, APIs, security, and integrations.
• Professional Development Workflow: Gain experience with GitHub repositories, feature branches, pull requests, reviews, testing, and documentation.
• System Design Exposure: Understand software design for multi-client operations, secure access, and scalability.
• Team Collaboration: Work with developers and product stakeholders.
• Mentorship & Feedback: Receive technical guidance and code-review feedback.

Internship Benefits

• Remote work
• Flexible working hours
• Practical exposure to real software development
• Collaborative engineering environment
• Internship completion certificate (subject to successful completion)
• Letter of Recommendation for eligible high-performing interns
• Potential future paid opportunities or Pre-Placement Offer (PPO)

Who Should Apply

Students, recent graduates, and aspiring backend engineers seeking hands-on experience developing a real software product. Interested candidates should share their resume, GitHub profile, and a brief introduction highlighting their Python/backend development experience.