Staff Software Engineer, Loyalty / IQ Grow

Posted Yesterday
Be an Early Applicant
Dublin, IRL
In-Office
Senior level
Cloud • Fintech • Food • Information Technology • Software • Hospitality
We empower the restaurant community to delight guests, do what they love, and thrive.
The Role
Design, build, and maintain scalable backend and full-stack systems for Toast’s restaurant loyalty and marketing products. Lead technical architecture, write production code, resolve performance bottlenecks, collaborate with product and design, mentor engineers, and ship features end-to-end. Apply AI agentic development practices and LLM integrations while ensuring reliability, security, code quality, and continuous product improvement.
Summary Generated by Built In

Toast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy.


At Toast, the IQ Grow team is on a mission to scale new, high-impact go-to-market initiatives. By combining the cutting-edge innovation of AI agentic solutions with human-in-the-loop workflows and touchpoints, we are redefining how restaurants connect with their guests. Our goal is to deliver a truly personalized marketing experience that empowers Toast customers to build lasting relationships, drive engagement and grow their businesses. If you're excited about bringing the best possible experience to millions of guests each year by merging advanced AI with human-centered design to make a real-world impact, we’d love to have you on the team! You will be a key part of a high-impact, high-ownership engineering team solving complex challenges in a fast-moving product space. Your engineering leadership will be balancing technical excellence alongside a strong product mindset to solve for continuous growth within both the team and our product space.


A Day In The Life (Responsibilities)


  • Design, build and maintain high performing, flexible, and scalable solutions that help restaurants deliver a best-in-class guest experience: define and execute the technical architecture while ensuring systems are scalable, reliable, and secure.
  • Collaborate closely with Product, Design and Engineering stakeholders
  • Maintain a strong hands-on presence, writing code, prototyping new patterns, and resolving complex technical bottlenecks under load.
  • Collaborate with Principal and Senior Principal Engineers across Toast to align on best practices and spec-driven development paradigms.
  • Guide, mentor, and elevate engineers within the Team area, fostering a culture of technical excellence and continuous learning.
  • Ship features end-to-end, from design through rollout, monitoring for success and iterating based on real-world use
  • Be an awesome teammate who's all in on collaboration and collective success
  • Leverage cutting edge AI tools to enhance you and your team’s development workflow, improve velocity, and help pioneer new approaches to building - contributing to a culture of innovation and productivity across the team.
  • Mentor less experienced engineers and up-level the team through design reviews, constructive feedback, and agent-assisted engineering practices

What You'll Need To Thrive (Requirements)


  • 8+ years of backend/full-stack experience, delivering products that drive impact
  • Ability to read and integrate with frontend applications; showing curiosity to work across the stack when needed
  • Strong enthusiasm for agentic development practices, LLM integration, and modern software paradigms.
  • Effectively works with ambiguity, agile delivery, and shipping usable software incrementally
  • Passionate about making users happy and seeing people use your product in the wild
  • Strong on software development fundamentals — code quality, unit tests, clean code — and open to evolving your workflow with AI tooling
  • Strong collaboration skills: you communicate clearly with engineers, product, and business stakeholders, and adapt technical detail to the audience
  • Curiosity and a growth mindset: you seek feedback, embrace change, and want to grow toward broader ownership
  • Balanced expertise: Ability to design high-level technical solutions on a whiteboard while remaining deeply connected to code-level execution and system performance.
  • Effective communication: Ability to articulate complex technical ideas clearly to both technical peers and product leadership.

Our Tech Stack


  • A core of Java & Kotlin based backend services
  • React SPAs leveraging Tailwind, GraphQL and Storybook.
  • Android app built in Java & Kotlin running in the restaurant
  • Claude Code and similar AI agentic development tools as part of daily engineering
  • PostgreSQL and DynamoDB as core persistence
  • And many more technologies that help us build a top class platform.

**This is a hybrid role requiring in-office collaboration two days per week in our Dublin office.**


How Toast Uses AI in its Hiring Process

Throughout the hiring process, our goal is to get to know you. We use AI tools to support our recruiters and interviewers with tasks like note-taking, summarization, and documentation of interviews to ensure they can be fully focused on your conversation. All hiring decisions are made by people. We ask that you complete interviews and assessments on your own, without real-time AI tools, recording, or transcription bots, unless we tell you otherwise in advance. To learn more: https://careers.toasttab.com/ai-in-hiring

Our Approach to Hybrid Working
We embrace a hybrid work model that fosters in-person collaboration while valuing individual needs. Our goal is to build a strong culture of connection as we work together to empower the hospitality community, regardless of location. Please visit the Locations page on our career site to learn more about our in-office expectations by region: https://careers.toasttab.com/locations-toast

People Are the Secret Ingredient in Our Recipe for Success

At Toast, our employees are our secret ingredient—when they thrive, we thrive. The restaurant industry brings together people with a wide range of backgrounds, experiences, and perspectives, and we value that same breadth at Toast. We strive to build a culture grounded in authenticity, respect, and humility, where every Toaster has a real opportunity to grow, contribute, and do their best work—raising the bar in delivering exceptional experiences for our customers and each other.

Apply today!

Toast is committed to creating an accessible and inclusive hiring process. As part of this commitment, we strive to provide reasonable accommodations for persons with disabilities to enable them to access the hiring process. If you need an accommodation to access the job application or interview process, please contact [email protected].

------

For roles in the United States, it is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Skills Required

  • 8+ years of backend or full-stack software engineering experience delivering impactful products
  • Ability to read and integrate with frontend applications
  • Experience or strong enthusiasm for agentic development practices and LLM integration
  • Ability to work effectively with ambiguity, agile delivery, and incremental software releases
  • Strong software development fundamentals, including code quality, unit testing, and clean code
  • Strong collaboration and communication skills with engineering, product, and business stakeholders
  • Ability to design high-level technical solutions while remaining hands-on with code and system performance
  • Curiosity, growth mindset, and willingness to adopt AI tooling

What the Team is Saying

Christopher
Srishti
JJ
Eden
Jane

Toast Compensation & Benefits Highlights

  • Leave & Time Off Breadth — Flexible/unlimited PTO, paid company holidays, and a paid sabbatical after five years are highlighted as core parts of the package. Feedback suggests many employees value the flexibility to take time away when needed.
  • Parental & Family Support — Paid parental, family, and medical leave, plus fertility and family-forming support and subsidized backup care, feature prominently. Feedback suggests these offerings are a notable strength for employees with caregiving needs.
  • Healthcare Strength — Medical, dental, and vision coverage alongside life and disability insurance anchor the package, with therapy and coaching also available. Feedback suggests the breadth of health coverage is a recurring positive.

Toast Insights

Am I A Good Fit?
beta
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: Boston, MA
5,000 Employees
Year Founded: 2011

What We Do

Toast is the all-in-one platform built for restaurants of all sizes. Toast provides a single platform of software as a service (SaaS) products and financial technology solutions that give restaurants everything they need to run their business, including point of sale, payments, supplier management, digital ordering and delivery, marketing and loyalty, and team management. By serving as the restaurant operating system across dine-in, takeout, and delivery channels, Toast helps restaurants increase revenue, streamline operations and deliver amazing guest experiences.

Why Work With Us

Our recipe for an awesome workplace: One splash of friendship A dollop of impact A sprinkle of no hierarchy & A heavy spoonful of individuality Mix these ingredients in a fast-paced and hardworking environment. Best paired with a side of interesting people who always bring their whole selves to work. *100% Sunday scary free

Gallery

Gallery
Gallery
Gallery
Gallery
Gallery
Gallery
Gallery
Gallery
Gallery
Gallery

Toast Teams

Team
Engineering
Team
Sales
Team
Early Careers
Team
Customer Success
About our Teams

Toast Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Typical time on-site: Flexible
Company Office Image
HQBoston, MA
Company Office Image
Bengaluru, IN
Company Office Image
Chennai, IN
Company Office Image
Dublin, IE
London
Company Office Image
Lublin, PL
Company Office Image
New York City
Company Office Image
Omaha, NE
Company Office Image
San Francisco, CA
Company Office Image
Toronto
Learn more

Similar Jobs

Toast Logo Toast

Senior Software Engineer

Cloud • Fintech • Food • Information Technology • Software • Hospitality
In-Office
Dublin, IRL
5000 Employees

Toast Logo Toast

EMEA People Operations Lead (Fixed-Term Contract)

Cloud • Fintech • Food • Information Technology • Software • Hospitality
Hybrid
Dublin, IRL
5000 Employees
68K-109K Annually

Toast Logo Toast

Senior Software Engineer

Cloud • Fintech • Food • Information Technology • Software • Hospitality
In-Office
Dublin, IRL
5000 Employees

Toast Logo Toast

Technical Product Manager

Cloud • Fintech • Food • Information Technology • Software • Hospitality
In-Office
Dublin, IRL
5000 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account