Software Development - Intern

W3Dev; United States; Remote; USD 28,000 - 34,000; Part time

Job summary

W3Dev offers an internship to gain hands-on experience in full-stack software development across frontend and backend domains, with a strong emphasis on TypeScript work and modern JavaScript ecosystems.

You will collaborate with engineers on real production projects, learning testing, deployment workflows, and best practices while using AI-assisted coding tools like Claude and Cursor. This role provides exposure to innovative tech in a collaborative team.

Qualifications

• Proficiency with JavaScript for client and server environments.
• Working knowledge of React for dynamic interfaces.
• Experience or familiarity with Node.js backend development.
• Hands-on experience with MongoDB and PostgreSQL for data storage.
• Familiarity with Claude and Cursor as AI-assisted coding tools.
• Understanding of Vibe Coding practices and methodologies.

Responsibilities

• Create and maintain full-stack applications across languages and stacks.
• Engineer backend infrastructure including REST and GraphQL APIs.
• Develop user-facing products using modern frontend tooling.
• Write tests and automate validation for maintainable code.
• Contribute to architecture discussions and code reviews.

Skills

JavaScript

TypeScript

React

Node.js

Tools

MongoDB

PostgreSQL

Claude

Cursor

Job description

Batch: 2026/2027/2028.

About the role:

• Create and sustain applications across multiple programming languages, frameworks and tech stacks as projects demand, with emphasis on TypeScript work
• Engineer backend infrastructure including REST and GraphQL APIs, database layers, and third-party service connections
• Construct and refine user-facing products—web interfaces, mobile apps, and interactive features—leveraging modern frontend libraries and tooling
• Produce code that prioritizes clarity, testability and long-term maintainability through unit tests, integration tests and automated validation
• Identify and resolve defects in live systems, analyse existing code patterns, apply fixes and optimise runtime behaviour and system stability
• Participate in architectural discussions, contribute to new features, conduct peer code reviews, prepare technical documentation and oversee release processes

What we're looking for:

• Proficiency with JavaScript for both client and server environments
• Working knowledge of React for building dynamic user interfaces
• Experience or familiarity with Node.js for backend development
• Hands-on experience with MongoDB for NoSQL data storage
• Experience with PostgreSQL for relational database work
• Familiarity with Claude for AI-assisted development
• Experience using Cursor as a generative AI coding tool
• Understanding of Vibe Coding practices and methodologies

About the internship:

• Gain exposure to full-stack software development across frontend and backend domains
• Work directly with engineers on real projects and production systems
• Learn industry practices in testing, code quality and deployment workflows
• Develop proficiency in modern development tools and AI-assisted coding environments