Senior Full Stack Engineer

Simplisafe · Boston, MA · $117.3K – $156.4K · Engineering

Posted 2026-10-03

18% below the median for Senior Engineering roles

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As a Senior Full Stack Software Engineer you will:

Build solutions for our e-commerce platform including design, development, testing, and deployment

Use the best tools for the job; creating right-sized, tested, and reliable services to meet the needs of the customers and co-workers

Work with marketing teams to ensure a high quality, fast, and easy online shopping experience for our customers

Work with our data analytics team to ensure we are capturing the information we need to drive business decisions

Work with operations teams to communicate with fulfillment and shipping services that power our warehouses

Work with our QA engineers to ensure we run quality E2E tests during each stage of CI/CD

Build reporting services and self-service internal tools for use by others to expand SimpliSafe’s capabilities

About You

5+ years of professional experience developing software and business solutions

A collaborative team player with Agile experience and a commitment to continuous delivery of high-quality software

Knowledge of REST and other modern web patterns and technologies

Develops and maintains server-side web applications with frameworks like NestJS, Next.js, Symfony, or Laravel

Experienced history of working with Node.js in TypeScript

Experience working with React, React Router, Remix, or other modern JavaScript frontend frameworks

Experienced cloud-native developer (AWS preferred), focused on creating scalable services using performant architecture patterns and tools

Knowledge of SQL including experience with ORM (TypeORM, Prisma, or others), query optimization, and schema design

Comfortable with the command line across platforms

Ability to provide examples of leading or developing full-stack solutions from concept to completion

A desire to take ownership of projects and outline a path for other engineers to follow

Passion for building new things as well as integrating with existing data and third  party systems

Nice to have skills

E-Commerce experience

Knowledge of containerization including Docker, Kubernetes, or ECS

Experience with Commercetools or Contentful CMS

Experience with A/B testing platforms such as Contentful Personalization or Optimizely

Infrastructure as code and DevOps experience

Knowledge of functional programming concepts

What Values You’ll Share

Customer Obsessed - Building deep empathy for our customers, putting them at the core of our work, and developing strong, long-term relationships with them.

Aim High - Always challenging ourselves and others to raise the bar.

No Ego - Maintaining a “no job too small” attitude, and an open, inclusive and humble style.

One Team - Taking a highly collaborative approach to achieving success.

Lift As We Climb - Investing in developing others and helping others around us succeed.

Lean & Nimble - Working with agility and efficiency to experiment in an often ambiguous environment.

What We Offer

A mission- and values-driven culture and a safe, inclusive environment where you can build, grow and thrive

A comprehensive total rewards package that supports your wellness and provides security for SimpliSafers and their families (For more information on our total rewards please click here)

Free SimpliSafe system and professional monitoring for your home.

Employee Resource Groups (ERGs) that bring people together, give opportunities to network, mentor and develop, and advocate for change.

The target annual base pay range for this role is $117,300 to $156,400

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