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StackAdapt

Full Stack Engineer, Internal Tools

Remote

Canada

Junior

Internship

17-02-2026

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Skills

JavaScript Ruby TypeScript GraphQL Decision-making Training Architecture Databases Organization react Marketing Redux Artificial Intelligence

Job Specifications

StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. With 465 billion automated optimizations per second, the AI-powered StackAdapt Marketing Platform seamlessly connects brand and performance marketing to drive measurable results across the entire customer journey. The most forward-thinking marketers choose StackAdapt to orchestrate high-impact campaigns across programmatic advertising and marketing channels.

Engineering At StackAdapt

As an Engineer at StackAdapt, you will be directly involved in the development of our advertising platform, producing production level code that will have a direct impact on the success of our product. You will work with large data sets and have exposure to modern tech stacks around GoLang, Ruby on Rails, React, GraphQL and more. StackAdapt’s engineering organization believes in working collaboratively and cross functionally. You will get the opportunity to work in a diverse and flexible culture with dedicated career paths to help you succeed.

Watch our talk at Amazon Tech Talks: https://www.youtube.com/watch?v=lRqu-a4gPuU

About The Internal Tools Team

Our mission is to empower clients and internal teams (Operations, Revenue, Partnerships) by building scalable and intuitive admin tools. We believe that a user-friendly and robust foundation for platform management is critical for driving efficiency, enabling growth, and ensuring the long-term success of StackAdapt.

For example, we build solutions that automate ad compliance audits and streamline customer account management. What makes our team unique is that, while we primarily serve internal StackAdapt teams, our work has a direct or indirect impact on end users by ensuring seamless platform operations. For instance, we own the roles and permissions framework, a foundational system that spans multiple teams and the entire platform. This gives our team the opportunity to collaborate across the organization and drive broad, meaningful impact.

StackAdapt is a Remote First company, we are open to candidates located anywhere in Canada willing to work in EST for this position.

What You'll Be Doing

Write clean, modular, extensible and well-tested code that supports long-term maintainability and scalability.
Design, build, and debug complex distributed systems across the full stack.
Proactively identify and resolve performance bottlenecks on both the frontend and backend.
Participate in technical planning and drive architectural decision-making.
Collaborate with engineers to design scalable, well tested, and well documented web architecture, including APIs and backend systems.
Work closely with product managers, designers and stakeholders to deliver intuitive and polished user experiences
Own projects end-to-end from planning and design through implementation, launch and ongoing maintenance
Contribute to a culture of high engineering standards through code reviews and technical design reviews.
Stay informed on the latest standards and best practices to keep our tech stack up to date

What You'll Bring to the Table

At least 2 years of experience building web applications / integrations with outstanding UX.
Knowledge of our full-stack technologies is highly preferred - React, Redux, Javascript, Typescript, REST, GraphQL, Ruby on Rails.
Experience collaborating closely with Product & Design to design, implement and iterate on high impact end-to-end product experiences.
Experience working with relational databases.
Experience with the AdTech industry is a plus.
Experience with building Internal Tools is a plus.

StackAdapter's Enjoy

Highly competitive salary
Retirement/ 401K/ Pension Savings globally
Competitive Paid time off packages including birthday's off!
Access to a comprehensive mental health care program
Health benefits from day one of employment
Work from home reimbursements
Optional global WeWork membership for those who want a change from their home office and hubs in London and Toronto
Robust training and onboarding program
Coverage and support of personal development initiatives (conferences, courses, books etc)
Access to StackAdapt programmatic courses and certifications to support continuous learning
An awesome parental leave program
A friendly, welcoming, and supportive culture
Our social and team events!

StackAdapt is a diverse and inclusive team of collaborative, hardworking individuals trying to make a dent in the universe. No matter who you are, where you are from, who you love, follow in faith, disability (or superpower) status, ethnicity, or the gender you identify with (if you’re comfortable, let us know your pronouns), you are welcome at StackAdapt. If you have any requests or requirements to support you throughout any part of the interview process, please let our Talent team know.

We use artificial intelligence (AI) to streamline the resume reviews of candidates and assess their fit based on the criteria outlined in the job posti

About the Company

StackAdapt is a digital advertising platform that specializes in native, display, video, connected TV, audio, in-game, and DOOH advertising. Our state-of-the-art platform is where some of the most progressive work in machine learning meets cutting-edge user experience. StackAdapt is designed around the three core pillars of programmatic—planning, executing and analyzing. StackAdapt is ranked as the number 1 DSP on G2. For six consecutive years with over hundreds of reviews, StackAdapt has been recognized as a high perform... Know more