Back-End Engineer

Lazer is a world-class digital product studio composed of 180+ senior engineers and designers with backgrounds from companies like Apple, Google, Coinbase, and more. With our product experience, we have designed, engineered, and grown products from $0 to $200M in revenue.

Clients seek out our help because we have the talent to deeply understand their needs and provide industry, technical, or product insights that are uniquely valuable to their efforts. Our clients range from early-stage startups and venture studios to recognizable retail brands and exciting enterprises. Some of our notable clients include Google, Shopify, Coinbase, Alchemy, Hinge, OVO, Polymarket, and more.

We are a remote-first organization headquartered in Toronto, Ontario, with employees worldwide. We believe in providing the best experience possible for all Lazerites by fostering a strong community through regular events, company vacations, competitive compensation, unlimited PTO, and more!

Join Lazer and help us solve problems and build the next generation of products!

Lazer Commerce is a specialized team within Lazer focused on crafting scalable, high-performing commerce experiences across the Shopify ecosystem. We partner with forward-thinking brands and agencies to design and implement custom storefronts, headless architectures, and robust backend integrations. From theme development to complex ERP and OMS workflows, our engineers bring deep expertise in Shopify, modern frameworks, and commerce infrastructure to help clients launch, scale, and optimize their digital retail experiences.

The Role:

We're looking for a Senior Back-End Engineer, Shopify Apps & Extensions to join our remote team. You’ll be responsible for building custom apps, backend services, and extensions to enhance Shopify functionality. You’ll work closely with front-end developers and product stakeholders to create scalable, secure, and high-performance solutions within the Shopify ecosystem.

What You'll Do:

• Design and develop custom Shopify apps, both public and private

• Build backend services and APIs using Node.js, Remix, and Next.js

• Create Shopify Functions and custom checkout logic

• Implement database schemas and data persistence using MongoDB or Supabase

• Integrate with third-party tools and APIs via the Shopify Admin and Storefront APIs

• Troubleshoot and optimize app performance, security, and scalability

• Collaborate with the front-end team and contribute to headless commerce builds

Who You Are:

• Strong experience developing apps in the Shopify ecosystem

• Proficient in Node.js, Remix, and/or Next.js

• Hands-on experience with Shopify Functions and app extensions

• Experience with MongoDB, Supabase, or similar NoSQL databases

• Familiar with Shopify APIs and authentication workflows

• Good understanding of deployment pipelines and Git-based workflows

• Comfortable working in a remote, async environment

• Detail-oriented and collaborative

Nice to Haves:

• Experience with React for building app UIs

• Knowledge of POS extensions

• Familiarity with cloud platforms (e.g., Vercel, AWS)

• Experience with data migrations or integrations within Shopify

Why Work With Us

• 🚀 Accelerate Your Growth: Work across multiple industries and cutting-edge projects with a team that ships fast.

• 💥 Maximum Impact: Shape the future of the tech industry by helping ambitious projects reach their potential.

• 🏅 True Ownership: Everyone ships code and has real autonomy with minimal meetings.

• 💡 Continuous Learning: Be part of a team of senior engineers and designers who love learning and knowledge sharing.
  

Why This Might Not Be For You

• 🤖 You Resist Modern Tools: We leverage AI and cutting-edge technology to build rapidly and focus our energy on solving the most complex, high-impact challenges for our clients.

• 🏗️ You Crave High Structure: We thrive in an autonomous, fast-moving environment, which means you need to be comfortable with some ambiguity.

• 😴 You Prefer Conventional Careers: Our consulting approach involves varied projects and direct client interaction — it's not for everyone.

• 1️⃣ You Like Staying in One Lane: Our projects require adapting to different tech stacks and modern tooling quickly.

Benefits & Perks

• 🌐 Work From Anywhere: Choose your workspace — all you need is strong wifi and a passion for building!

• 🧘‍♂️ Work / Life Balance: We believe in our team’s ability to have it all; a great career, and time to unplug and live…you know...life.

• 🩺 Employee Care: We provide full benefits (healthcare, dental, vision) for our employees (401k for our US employees)

• 🏖️ Unlimited PTO: Everyone needs a break. Take at least 15 days off a year, and more if you need—just be cool about it and keep the team in mind.

• 🎉 Regular Team Retreat: Join us for a week of team bonding at amazing destinations. Recent trips include the Dominican Republic, Cancun, and Hawaii — plus ones welcome.