Backend Developer Intern | Entry Level | Fresher | Python, Node.js, APIs, SQL | Remote

Company: Skillzenloop

Job Type: Full-time Internship

Work Mode: Virtual / Remote

Location: India

Internship Duration: 1–3 months

Stipend: ₹16,500/month

Application Deadline: 01 October 2026

About the Opportunity

Skillzenloop is looking for aspiring backend developers who want to gain practical experience in building the server-side components that power modern web applications.

This internship is suitable for freshers with a foundation in programming who want to explore APIs, databases, server-side logic, authentication, data processing, and backend application architecture.

Key Responsibilities

Develop backend functionality using Python, Node.js, or other suitable technologies.
Create and maintain REST APIs for application features.
Implement server-side business logic based on project requirements.
Work with SQL databases to store and retrieve application information.
Perform CRUD operations through backend services.
Validate API requests and handle application responses appropriately.
Work with JSON and HTTP-based communication.
Assist with user authentication and authorization functionality.
Identify backend errors and troubleshoot application issues.
Write basic tests for APIs and server-side functionality.
Review existing backend code and assist with improvements.
Integrate third-party APIs and external services when required.
Maintain backend source code using Git and GitHub.
Document API endpoints, development changes, and technical processes.

Who Can Apply

Freshers and recent graduates.
Final-year students interested in backend or software development.
Candidates from Computer Science, Information Technology, BCA, B.Tech, B.Sc, MCA, Software Engineering, or related fields.
Candidates who have learned backend development through courses, certifications, academic work, or personal projects.
Applicants interested in Backend Development, API Development, Software Engineering, or Full Stack Development.

Required Skills

Knowledge of at least one programming language such as Python, JavaScript, Java, or similar.
Basic understanding of server-side programming.
Familiarity with REST API concepts.
Understanding of HTTP methods and status codes.
Basic SQL and relational database knowledge.
Understanding of CRUD operations.
Familiarity with JSON.
Basic debugging and error-handling skills.
Familiarity with Git or GitHub.
Good logical thinking and problem-solving ability.

Preferred Skills

Experience with Node.js and Express.js.
Familiarity with Python frameworks such as FastAPI, Flask, or Django.
Knowledge of MySQL or PostgreSQL.
Basic understanding of MongoDB.
Exposure to JWT or session-based authentication.
Familiarity with API testing tools such as Postman.
Understanding of environment variables and configuration management.
Basic knowledge of Docker or cloud deployment.
Familiarity with TypeScript.
Previous backend or API development projects.

What You Will Learn

Building server-side application functionality.
Designing and working with REST APIs.
Database integration and CRUD operations.
Request validation and error handling.
Authentication and authorization fundamentals.
Working with JSON and HTTP communication.
API testing and debugging techniques.
Connecting external services with backend applications.
Git-based development and collaboration.
Basic backend deployment and production concepts.

Ideal Candidate Profile

We are looking for candidates who are:

Interested in understanding how applications work behind the user interface.
Enjoy solving programming and server-side problems.
Comfortable working with databases and structured information.
Curious about APIs and application architecture.
Willing to learn backend frameworks and development tools.
Patient when investigating technical errors.
Comfortable reading documentation and existing source code.
Able to work systematically on assigned technical tasks.
Comfortable working independently in a remote development environment.

Why Join Skillzenloop?

Full-time remote internship opportunity.
Opportunity to gain hands-on exposure to backend development.
Work with APIs, databases, server-side logic, and programming technologies.
Opportunity to build backend projects for your technical portfolio.
Exposure to modern development tools and workflows.
Suitable for freshers beginning a software-development career.
Opportunity to strengthen skills useful for Backend Developer, API Developer, Software Developer, and Full Stack Developer roles.