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Principal Full Stack Engineer Jobs (NOW HIRING)

GRUBBRR is seeking a senior full-stack software engineer to help expand and build our next-generation suite of self-ordering applications. We strive to build Cloud-native, consumer-first, UX-friendly ...

New

... engineer to join our Connected Delivery platform team. This platform is responsible for enabling ... You'll be responsible for building a full-stack application that is resilient, scalable, and highly ...

As a Principal Full Stack Engineer, you will play a key role in designing and delivering modern web applications and the automation pipelines that ship them. You will be encouraged to gain ...

Principal Full Stack Engineer

Novi, MI · On-site

$139K - $249K/yr

... engineer to join our Connected Delivery platform team. This platform is responsible for enabling ... You'll be responsible for building a full-stack application that is resilient, scalable, and highly ...

... engineer to join our Connected Delivery platform team. This platform is responsible for enabling ... You'll be responsible for building a full-stack application that is resilient, scalable, and highly ...

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How much do principal full stack engineer jobs pay per year?

As of Sep 15, 2026, the average yearly pay for principal full stack engineer in the United States is $134,771.00, according to ZipRecruiter salary data. Most workers in this role earn between $111,000.00 and $158,000.00 per year, depending on experience, location, and employer.

What is a Principal Full Stack Engineer?

A Principal Full Stack Engineer is a highly experienced software engineer who leads the design, development, and implementation of both front-end and back-end systems. They possess deep technical expertise across multiple programming languages, frameworks, and architectures, and often set the technical direction for projects or teams. In addition to coding, they mentor other engineers, make architectural decisions, and collaborate with stakeholders to ensure high-quality, scalable solutions. Their role typically includes significant responsibility for system performance, security, and maintainability.

What does a Principal Full Stack Engineer do?

As a Principal Full Stack Engineer, you'll often split your time between developing complex features, setting technical direction, and guiding team members. While you remain actively involved in coding, a significant part of your role involves mentoring junior engineers, conducting code reviews, and collaborating closely with cross-functional teams such as product management and design. This balance allows you to influence both the technical quality and the professional growth of your team, while ensuring delivery of robust, scalable solutions.

What are the key skills and qualifications needed to thrive as a Principal Full Stack Engineer?

To thrive as a Principal Full Stack Engineer, you need deep expertise in both front-end and back-end development, a strong grasp of software architecture, and a proven track record leading complex projects—typically supported by a relevant degree or equivalent experience. Mastery of multiple programming languages (such as JavaScript/TypeScript, Python, or Java), cloud platforms, CI/CD pipelines, and frameworks like React or Node.js is usually required, along with familiarity with DevOps practices. Exceptional communication, mentorship, and problem-solving abilities help you guide teams and collaborate across departments. These skills are essential to design scalable systems, drive technical excellence, and ensure team alignment on strategic goals.
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Infographic showing various Principal Full Stack Engineer job openings in the United States as of September 2026, with employment types broken down into 1% Internship, 89% Full Time, 7% Part Time, and 3% Contract. Highlights an 84% Physical, 5% Hybrid, and 11% Remote job distribution, with an average salary of $134,771 per year, or $64.8 per hour.

Principal Full Stack Engineer

Boca Raton, FL • On-site

GRUBBRR
Software Development • 11 - 50 employees

Full-time

Posted 3 days ago

New


Job description

GRUBBRR is seeking a senior full-stack software engineer to help expand and build our next-generation suite of self-ordering applications. We strive to build Cloud-native, consumer-first, UX-friendly kiosks and online applications across a variety of verticals supporting enterprise clients and small businesses. Behind our consumer applications, we integrate and interact with a deep stack of payment, loyalty, and POS systems.

Our challenge and goal is to provide a frictionless experience for our end-consumers and easy-to-use management capabilities for our customers to work with the variety of systems that already power their businesses.

Experience Required:

● Minimum 5 years of relevant experience

● Proficient with Server-side development (.Net Core preferred)

● Proficient with serverless implementation such as Cloud functions

● Proficient working with message broker technology

● Proficient with data modeling

● Proficient with HTML5/CSS3/Javascript (ES5/ES6)

● Proficient with a component-based architecture framework (i.e React, Svelte, Angular)

● Proficient with SQL (such as MSSQL) and document-based (Azure NoSQL Cosmos or equivalent) database technologies

● Good understanding of Event-Driven Microservices Architecture

● Experience leading a small team of developers as technical lead

● Proficient in utilizing Git for merging, reverting and otherwise managing multiple repositories

● Proficient in code-sharing techniques such as maintaining private NPM packages, monorepos, etc

● Familiarity and comfort with setting up deployment and build pipelines

● Experience working in a design system or shared component ecosystem

● Experience working with / building offline-first web applications

● Experience building shared, modular systems to support and be consumed by many applications

● Experience working with unique hardware/browser constraints

● Experience with designing SaaS products and cloud infrastructure

● Experience with Mobile platform/app development

Key Responsibilities:

● Developing architecture, UIs and backend services for our products

● Extending our current toolchain and shared libraries for new use-cases and custom applications

● Reviewing code and providing guidance/feedback to other team members to maintain clean, high-quality codebases

● Collaborating with architecture team to design and develop various features

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