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. We are looking for a Principal Software Engineer to join the Orders Cloud Sync Team. On the Orders Cloud Sync Team, our mission is to provide a state of the art platform for processing and synchronizing changes to orders that enables Toast to build complex and customizable workflows for our customers. As a Principal Software Engineer on this team, you’ll play a key role in designing and implementing new features, evolving our architecture and tooling to ensure efficient high-quality delivery, and working with many other Toast R&amp;D teams to bring high-visibility product experiences to life, ensuring that over 1 billion order changes per week across over 150,000 customers are processed quickly and accurately. A day in the life (Responsibilities): <ul> <li>Design, build, deploy, and maintain highly resilient and scalable systems that are critical to our customers’ success</li> <li>Lead complex projects that span multiple teams to improve functionality and reliability for our customers</li> <li>Design solutions that anticipate and accommodate future needs while considering tradeoffs</li> <li>Effectively communicate technical direction, guide teams through execution and drive organizational quality practices</li> <li>Act as a force multiplier in improving engineering productivity</li> <li>Diagnose performance bottlenecks and implement optimizations</li> <li>Leverage cutting edge AI tools to enhance your development workflow, improve velocity, and help pioneer new approaches to building - contributing to a culture of innovation and productivity across the team.</li> </ul> What youll need to thrive (Requirements): <ul> <li>You are respectful, empathetic, and humble</li> <li>You have experience presenting an architecture vision and helping teams realize it</li> <li>You have experience shipping complex mission critical production services</li> <li>You have ownership over entire products and experience scaling distributed systems</li> <li>You have a growth mindset with an emphasis on improving yourself and your functional area</li> <li>You are viewed as a leader in your functional area and are trusted to make technical decisions that impact short and long term business objectives</li> </ul> Our Tech Stack Our products run on a stack that ranges from guest and restaurant-facing Android tablets, to backend Kotlin and Java services, to internal, guest-facing, and restaurant-facing web apps. Our backend services follow a microservice architecture written using Kotlin/Java and DropWizard; we use AWS extensively, ranging from DynamoDB to RDS to Lambda. We have our own platform for dealing with user management, canary deployments, and robust load balancing. We store data in a set of sharded Postgres databases and utilize Apache Spark for large scale data workloads including query and batch processing. The web front-end is built using React and ES6. Our main point of sale application is an Android application written in Java and Kotlin. For data between tablets and our cloud platform, we rely on Pulsar event driven architecture along with some RabbitMQ clusters as well as direct tablet communication to the back end. AI at Toast At Toast, one of our company values is that were hungry to build and learn. We believe learning new AI tools empowers us to build for our customers faster, more independently, and with higher quality. We provide these tools across all disciplines, from Engineering and Product to Sales and Support, and are inspired by how our Toasters are already driving real value with them. The people who thrive here are those who embrace changes that let us build more for our customers; it’s a core part of our culture. Our Total Rewards Philosophy  We strive to provide competitive compensation and benefits programs that help to attract, retain, and motivate the best and brightest people in our industry. Our total rewards package goes beyond great earnings potential and provides the means to a healthy lifestyle with the flexibility to meet Toasters’ changing needs. Learn more about our benefits at <a href="https://careers.toasttab.com/toast-benefits">https://careers.toasttab.com/toast-benefits</a>.<div><div><div>The base salary range for this role is listed below. The starting salary will be determined based on skills and experience. In addition to base salary, our total rewards components include cash compensation (overtime, bonus/commissions, if eligible), benefits, and equity (if eligible).</div><div>Pay Range</div><div>$188,000—$301,000 USD</div></div></div><div>  Diversity, Equity, and Inclusion is Baked into our Recipe for Success At Toast, our employees are our secret ingredient—when they thrive, we thrive. The restaurant industry is one of the most diverse, and we embrace that diversity with authenticity, inclusivity, respect, and humility. By embedding these principles into our culture and design, we create equitable opportunities for all and raise the bar in delivering exceptional experiences. We Thrive Together 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 restaurant community. To learn more about how we work globally and regionally, check out: <a href="https://careers.toasttab.com/locations-toast" target="_blank">https://careers.toasttab.com/locations-toast</a>. 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 <a href="mailto:candidateaccommodations@toasttab.com">candidateaccommodations@toasttab.com</a>. ------ 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.</div>