.Net Developer with Android

Speeron is the leading integration partner for the hospitality industry, helping hotels deliver a fully digital, seamless guest journey powered by the Speeron NEXT platform. It is a Swedish-based company operating internationally with a culture characterized by trust, openness, collaboration, and work-life harmony.

• 5+ years of professional software development experience
• Strong proficiency in C#
• Experience building REST API and WebSocket based systems
• Some experience with Android development and JetPack components
• Understanding of Clean Code, SOLID principles, and software craftsmanship
• Excellent communication skills in English (C1)
• Experience using AI coding assistants like GitHub Copilot, Claude Code, Cursor or similar
• Daily use of modern AI coding assistants
• Ability to collaborate effectively with AI agents while maintaining engineering quality
• Strong prompt engineering and AI-assisted problem-solving skills
• Ability to critically evaluate AI-generated code
• Curiosity and willingness to continuously learn new AI tools and workflows

Nice to have:

• Knowledge of Kotlin
• Experience with HTML5, CSS3, Bootstrap
• Experience with Angular, React, or TypeScript
• Experience building AI-powered developer workflows or internal automation
• Experience integrating LLM APIs (OpenAI, Anthropic, Azure OpenAI, Google Gemini)
• Experience with MCP (Model Context Protocol) or AI agents
• Experience with Retrieval-Augmented Generation (RAG), vector databases, or AI orchestration frameworks
• Experience publishing Android applications through Google Play
• Experience with BLE and NFC
• Experience with Raspberry Pi

• Build .NET (C#) backend services, APIs, and integrations
• Develop solutions for browsers, Android devices, and kiosks
• Build secure integrations with hotel systems and third-party services
• Participate in architecture discussions, sprint planning, demos, and retrospectives

AI-First Engineering:

• Use modern AI coding assistants (Claude Code, GitHub Copilot, Cursor, ChatGPT) daily
• Build and maintain AI-assisted development workflows
• Automate repetitive engineering tasks using AI agents
• Critically review, validate, and improve AI-generated code
• Use AI to accelerate debugging, testing, documentation, and refactoring
• Experiment with new AI tools and share best practices
• Help improve AI usage across engineering

PRIVACY NOTICE: Speeron Polska processes your personal data in accordance with GDPR and Labor Code requirements during the recruitment process. Your data will be used to assess qualifications, manage applications, and may be shared with parent company SPEERON AB and service providers. You have data access, correction, erasure, restriction, portability, objection, and consent withdrawal rights as specified by GDPR. Personal data retention is limited to the recruitment period plus 4 months and up to 12 months with consent for future recruitment. Contact via [email protected].