Principal Software Engineer (Dublin, Ireland)
Hybrid · Dublin, Leinster, Ireland
Job Summary
Set the technical direction for large-scale, customer-facing Java/Kotlin-based systems across Toast’s Europe team; establish architectural best practices, champion new technologies, and mentor engineering teams. Build and guide end-to-end solutions with modern web/API stacks (React, REST, GraphQL) while partnering with product, design, and operations to improve customer outcomes. Lead cross-team platform initiatives, drive reliability and performance, and champion engineering excellence in a hybrid Dublin-based role. Focus areas include architectural leadership, delivering scalable solutions, and fostering continuous improvement in engineering practices.
Required Qualifications
- 8+ years of software engineering experience
- full-stack development
- Java or Kotlin or other OO languages
- experience with React, REST, GraphQL
- ability to lead or influence large cross-team initiatives
- experience with relational and non-relational databases
- delivery of reliable, customer-facing systems
- leadership and mentoring skills
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