Onlano
Backend DevelopmentHybrid

Principal Software Engineer

Toast - Company

Berlin, Deutschland, ๐Ÿ‡ฉ๐Ÿ‡ช GermanyFull-time - Principal (10+ years)0 applicantsCloses Jun 14, 2026

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Job description

Role overview

Toast creates restaurant-focused technology to help businesses operate efficiently and grow in a digital world. This hybrid Principal Software Engineer role leads backend development efforts for AI-driven systems. The ideal candidate will design scalable architectures while mentoring engineering teams to deliver restaurant-optimized solutions.

Key focus areas

  • Lead development of AI-powered restaurant management platforms
  • Design and implement scalable backend systems
  • Mentor mid/senior engineers and shape technical direction

Responsibilities

  • Design and implement AI-driven backend systems for restaurant operations
  • Lead cross-functional teams in developing scalable cloud solutions
  • Mentor engineering staff and establish technical best practices

Requirements

  • 10+ years software engineering experience with backend systems
  • Proven leadership in AI/ML integration for business applications
  • Expertise in cloud architecture and restaurant industry workflows

Benefits

  • Full relocation assistance to Dublin, Ireland
  • Hybrid work model combining onsite and remote collaboration
  • Impact-driven work in restaurant technology innovation

Keywords

backend-developmentsoftware-engineeringai-machine-learningsystem-architecturecloud-engineeringrestaurant-technology