Internship Shopify App Developer Jobs in Toronto, ON

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.

Lazer is seeking Technical Lead to lead the development of Shopify projects, crafting seamless user experiences and robust back-end solutions. As a Technical Lead on this team, you will support Lazer’s engineers in building products across our entire portfolio of clients and across every part of the Shopify stack (online, POS, etc.). You will work closely with key client stakeholders, lead 2‑3 projects, and have tremendous impact in supporting the engineers on the team to make sure execution is solid. You will also be a part of the strongest Shopify‑focused engineering team in the market, and work closely with like‑minded engineers who help each other continuously grow.

• Lead 2‑3 large commerce projects and work with the engineers on the team to ensure delivery excellence
• Lead large commerce implementations from one commerce platform onto Shopify (e.g. BigCommerce, Salesforce, Magento, WooCommerce migrations)
• Lead ERP integrations (e.g. Netsuite), including familiarity with iPaaS solutions for such integrations
• Lead CMS integrations (e.g. Sanity, Contentful, etc)
• Understanding of the different components of the Shopify ecosystem (e.g. markets, checkout extensibility, functions, analytics, mobile, testing, etc)
• Deep background in software and system architecture
• Oversee headless front‑end development (e.g. React, Hydrogen, Next.js, Remix)
• Oversee back‑end development (e.g. Node.js, Python, Go or Ruby preferred)
• Knowledge of Liquid/theme development
• Lead OMS/WMS/IMS integrations (e.g. Manhattan)
• Shopify app store development (building and launching apps privately for merchants or publicly on the Shopify App Store)
• Subscriptions (e.g. Recharge, Ordergroove, Upscribe, or Shopify’s native subscriptions API)
• Ensure flawless integration of third‑party apps, APIs, and customizations

1. Problem‑solving: Ability to jump into a project/product with little context and high ambiguity and identify issues, investigate causes, and propose solutions proactively.
2. Decision‑making: Confidence to make informed decisions and take action when appropriate.
3. Communication: Skill in keeping key client stakeholders, and team members informed about problems and solutions.
4. Consulting: Ability to consult and help clients through navigate complex technical problems and decision making.
5. Leadership: Guide the team in best practices, set clear goals and priorities, foster collaboration.
6. Team orientation: Awareness of team dynamics and ability to collaborate closely across departments to implement high‑impact features.
7. Adaptability: Willingness to take on various roles and responsibilities as needed in a fast‑paced startup environment.
8. Judgment: Ability to assess situations and determine when to act independently versus when to seek guidance or collaborate.
9. Continuous learning: Eagerness to learn from mistakes and improve decision‑making skills over time in yourself and for the project team.
10. Resilience: Capacity to handle occasional setbacks or mistakes positively and learn from them.
11. Proactivity: Tendency to anticipate needs and take action before being asked.

• 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.