Technical Lead, Backend & Data Systems

Toast; Ireland; On-site; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Peer and company recognition programs

Unlimited Vacation

Sabbatical after five years

Professional Development Reimbursement

Wellness stipend

401(k) and matching

Medical, Dental, & Vision Coverage

Mental Health Benefits

Subsidized backup childcare

Job summary

Toast is seeking a Technical Operations Lead to own the end-to-end architecture of our services, data systems, and internal tools. You will design backend services, integrate disparate sources, and drive large projects from design through rollout.

You'll mentor engineers, collaborate with product owners, and build scalable reporting for engineering health, tooling spend, and ROI, replacing manual processes with auditable, productized analytics.

Qualifications

• 5+ years of software engineering experience designing, building, and operating production full-stack systems.
• Strong backend, API integration, SQL and data modeling skills.
• Proficiency in a modern web frontend stack to prototype visualizations.
• Proficiency in at least one modern programming language (Python, Kotlin, or TypeScript).
• Proven ability to drive significant projects to completion from design to rollout, with non-engineering stakeholders.

Responsibilities

• Serve as the team’s technical lead, owning the end-to-end architecture and direction of services, internal tools, and data systems.
• Design and build backend services and integrations with clear APIs and data contracts.
• Partner with Product Owner to identify opportunities and collaborate on end-to-end solutions.
• Build backend that enables role-based reporting on engineering health, AI and tooling spend, and ROI.
• Own quality, reliability, and monitoring for business-critical reporting.
• Mentor less experienced engineers and elevate the team through design reviews and feedback.

Skills

Backend architecture

API integration

SQL

Data modeling

Frontend prototyping

Python

TypeScript

Kotlin

Leadership

Mentoring engineers

Job description

Toast is seeking a Technical Operations Lead to own the end-to-end architecture of our services, data systems, and internal tools. You will design backend services, integrate disparate sources, and drive large projects from design through rollout.

You'll mentor engineers, collaborate with product owners, and build scalable reporting for engineering health, tooling spend, and ROI, replacing manual processes with auditable, productized analytics.