Senior Backend Engineer, Product-Led Growth & Experiments

Toast; Ireland; On-site; EUR 120,000 - 180,000; Full time

Benefits offered by this job

Unlimited Vacation

Sabbatical after five years

Professional Development Reimbursement

Wellness stipend

401(k) and matching

Medical, Dental, Vision

Job summary

Toast is seeking an experienced backend engineer for the Product-Led Growth team in Ireland. You will own the development of backend services powering in-product growth experiences, from eligibility and targeting to offer delivery and activation.

You’ll collaborate with product, design, and data science to translate business goals into testable product changes, shipping experiments into production and measuring outcomes.

Qualifications

• 5+ years of software engineering experience building and maintaining production backend systems
• Product-minded builder who can make product calls and iterate with cross-functional teams
• Experience with AI tooling and platforms (e.g., Claude, Cursor) is a plus
• Comfortable with ambiguity and with balancing speed and scale
• Proven ability to own features end-to-end from design through measurement and iteration

Responsibilities

• Drive end-to-end development of backend services powering in-product growth experiences
• Build shared infrastructure to make future experiments cheaper and faster
• Collaborate with product, design, marketing, sales operations and data science
• Mentor engineers through code reviews and technical guidance
• Design experiments, instrumentation, and attribution to measure impact

Skills

Software engineering

Product mindset

AI tooling experience

Ambiguity handling

End-to-end ownership

Tools

Claude

Cursor

MCP servers

Job description

Toast is seeking an experienced backend engineer for the Product-Led Growth team in Ireland. You will own the development of backend services powering in-product growth experiences, from eligibility and targeting to offer delivery and activation.

You’ll collaborate with product, design, and data science to translate business goals into testable product changes, shipping experiments into production and measuring outcomes.