Senior Full Stack Engineer, Orchestration Flows

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 new MarTech platform, producing production-level code that will directly impact on the success of our product. You will work with large data sets and have exposure to modern tech stacks, including technologies like Ruby on Rails, React, GraphQL, and more. StackAdapt’s engineering organization believes in working collaboratively and cross-functionally, and offers a diverse and flexible culture with dedicated career paths to help you succeed.

About the Team:
Our team is building the future of MarTech. The Orchestration Flows team is developing a revolutionary platform that enables marketers to launch performant campaigns and sync them automatically with programmatic channels. We’re evolving from an Adtech leader into a full-service marketing powerhouse, and we need your help to scale.

StackAdapt is a Remote First company; we are open to candidates located anywhere in Canada for this position.

What You'll Be Doing:

• Design, improve, and debug complex distributed systems, managing cross-team backend dependencies to ensure unblocked delivery of new product features


• Lead code reviews, technical specifications, and architectural planning to drive rapid decision-making and maintain high shipping standards


• Develop and maintain our highly-interactive React frontend for the Orchestration Flows product, managing complex state and branching logic to ensure a seamless customer experience


• Implement scalable systems and APIs using Ruby on Rails and GraphQL, ensuring a high-performance foundation for new product features


• Write extensible, test-driven code and take full responsibility for projects from initial design through to production deployment


• Identify and resolve bottlenecks that directly impact user adoption and product performance


• Mentor teammates and cultivate a fun and collaborative team atmosphere

What You'll Bring to the Table

• 5+ years of building highly-performant web applications


• Experience collaborating closely with Product & Design to implement and iterate on high impact end-to-end product experiences


• In-depth knowledge of AWS or other equivalent cloud platforms like GCP or Azure


• Ability to maximize the use of our AI-assisted tools to accelerate development cycles and identify opportunities to integrate AI features that drive product innovation and customer adoption


• Proven experience designing and maintaining relational databases and key-value stores at scale


• Ability to navigate backend dependencies and negotiate technical contracts to ensure unblocked delivery of product features


• Experience implementing testing and quality strategies that maintain system stability without compromising shipping speed

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!

Please note: Benefits and perks may vary depending on your country of employment and the nature of your engagement. In locations where StackAdapt does not have a legal entity, employment and benefits are administered in accordance with local regulations and partner policies.

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 posting. We do not use AI to make any final hiring or interview decisions.

About StackAdapt

We've been recognized for our diverse and supportive workplace, high performing campaigns, award-winning customer service, and innovation. We've been awarded:

G2 Top Software for 2026
2026 Best Workplaces™ for Young Talent and in Canada by Great Place to Work®
#1 DSP on G2 and leader in a number of categories including Cross-Channel Advertising

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