Lead Data Integration & Backend Engineer — Hybrid Dublin

Toast; Dublin (CA); Hybrid; USD 103,000 - 148,000; Full time

Benefits offered by this job

Hybrid work

In-office Dublin

Job summary

Toast is seeking a hands-on technical lead to own the architecture and data systems for our engineering analytics. You will design backend services, ingest signals from multiple sources, and build auditable tools and dashboards for leadership.

Based in Dublin with a hybrid schedule, you will mentor engineers, drive end-to-end projects, and partner with Product Owners to identify opportunities where data and AI can deliver measurable impact.

Qualifications

• 5+ years of software engineering experience designing, building, and operating production full-stack systems, including data-intensive systems that automate manual business/operational processes.
• Proven ability to drive significant projects to completion from design to rollout, informed by solid technical and business understanding, working with non-engineering stakeholders
• Proficiency in at least one modern programming language (for example Python, Kotlin, or TypeScript)
• Demonstrated, hands-on use of agentic engineering as a core part of how you work
• Strong backend, API integration, SQL and data modeling skills
• Proficiency in a modern web front-end stack sufficient to prototype visualizations, and review front-end work
• Ownership of the full lifecycle of what you ship from design reviews to automated testing, monitoring, and production support

Responsibilities

• Serve as the team's technical lead, owning the end-to-end architecture and direction of our services, internal tools, and data systems, and driving significant projects from design through rollout
• Design and build the backend services and integrations that ingest engineering, tooling, and cost signals from multiple source systems, with clear APIs and data contracts rather than manual extracts
• Partner with our Product Owner to identify and define the biggest opportunities for impact, and collaborate with your teammates on end-to-end solutions
• Build the back-end that enables role-based reporting on engineering health, AI and tooling spend and ROI, and cost and capitalization, replacing recurring manual processes with durable, auditable tools & analytics
• Own quality, reliability, and operational monitoring for business-critical reporting that leaders at every level depend on
• Mentor less experienced engineers and up-level the team through design reviews, constructive feedback, and agent-assisted engineering practices

Skills

Python

Kotlin

TypeScript

SQL

Data modeling

API design

Agentic engineering

Frontend basics

Job description

Toast is seeking a hands-on technical lead to own the architecture and data systems for our engineering analytics. You will design backend services, ingest signals from multiple sources, and build auditable tools and dashboards for leadership.

Based in Dublin with a hybrid schedule, you will mentor engineers, drive end-to-end projects, and partner with Product Owners to identify opportunities where data and AI can deliver measurable impact.