Intern: AI-Driven .NET Backend Engineer

Software Mind; Kraków; On-site; PLN 45,000 - 78,000; Full time

Job summary

Software Mind is seeking a growth-oriented intern or junior .NET developer to join an agile, international team (Poland/UK) and work on a strategic IT transformation for a leading travel industry company. You will design and build modern, scalable solutions from scratch while learning and taking ownership of tasks.

We welcome a proactive mindset, strong C# basics, and a genuine interest in AI-assisted development.

Qualifications

• Practical knowledge of C# and willingness to grow within the .NET / ASP.NET Core ecosystem.
• Hands-on experience demonstrated through personal projects, a GitHub profile, or commercial exposure.
• Basic understanding of backend development, Web API, Entity Framework, and databases.
• Working knowledge of Git and the ability to read and improve existing code.
• Practical skills in leveraging AI tools (e.g., ChatGPT, Copilot, Cursor, Claude, Gemini) for debugging, research, and automation.
• Good understanding of AI limitations, including hallucinations, data security, privacy, and the necessity of verification.
• English proficiency at a B2 level or higher.
• Strong communication skills, independence, curiosity, and readiness to receive constructive feedback.
• Active GitHub profile or a portfolio of post-hours applications
• Basic knowledge of SQL and database optimization
• First experience with writing unit tests
• Strong interest in work automation and productivity tools
• Mindset focused on continuous self-development and problem-solving

Responsibilities

• Developing backend tasks in .NET, maintaining APIs, and assisting with system integrations
• Writing clean, testable code and creating unit tests with mentor support
• Utilizing AI tools consciously for code generation, refactoring, debugging, and technical research
• Participating in code reviews, internal workshops, technical demos, and analyzing bugs/logs
• Collaborating closely with experienced developers and verifying AI-generated solutions before implementation

Skills

C# basics

ASP.NET Core

Backend development

AI tooling

English proficiency

Tools

Git

SQL

Entity Framework

Web API

Job description

Software Mind is seeking a growth-oriented intern or junior .NET developer to join an agile, international team (Poland/UK) and work on a strategic IT transformation for a leading travel industry company. You will design and build modern, scalable solutions from scratch while learning and taking ownership of tasks.

We welcome a proactive mindset, strong C# basics, and a genuine interest in AI-assisted development.