Full Stack Engineer

About StackAdapt

StackAdapt is a leading technology company providing marketers with advanced AI-powered tools to precisely reach and engage audiences. The platform runs 465 billion automated optimizations per second connecting brand and performance marketing seamlessly to achieve measurable results across customer journeys. Top marketers rely on StackAdapt to manage impactful campaigns in programmatic advertising and marketing channels.

Role Overview and Teams

As a Full Stack Engineer, you will contribute directly to developing StackAdapt's advertising platform with production-grade code impacting product success. Working with extensive datasets and a modern stack including GoLang, Ruby on Rails, React, and GraphQL, you will participate in a collaborative, flexible engineering culture that supports growth through dedicated career paths.

Current hiring teams include:

• Creatives: Develop an all-in-one creative production and management tool for advertisers to build and manage CTV, video, audio, and DOOH ads at scale, reducing third-party dependencies.
• Developer Ecosystem: Build APIs and tools to empower software creators using StackAdapt’s platform. Maintain GraphQL public API, MCP servers, and AI systems, collaborating with Data Science and BI teams on automation solutions.
• Delta Force: Specialize in cross-functional quick wins and improvements across the platform to remove friction, improve user experience, and speed value delivery.
• Integrations: Partner with strategic teams to create native app integrations for platforms like Shopify and Snowflake, focusing on syncing data to the customer data platform.
• Billing: Build infrastructure for billing, invoicing, payment systems, tax integrations, and financial workflows modernization.
• Data Hub: Create a platform to organize audiences, analyze customer journeys, and connect advertising with marketing technology through predictive analytics, retention metrics, and identity management.

Key Responsibilities

• Develop new features within a full stack environment, particularly for the developer ecosystem.
• Participate in technical planning and influence architectural choices.
• Collaborate with team members to design scalable, well-tested, and documented software solutions.
• Take ownership and accountability for project outcomes.
• Engage in code reviews and work closely with product managers and designers.
• Write extensible, scalable, and test-driven code independently or in teams depending on project scope.

Required Qualifications and Skills

• Minimum 2 years of experience as a full stack developer, handling end-to-end customer-facing feature development.
• Solid expertise in API design and implementation (GraphQL or REST) and experience creating external web components and SDKs.
• Proficiency in JavaScript frameworks such as React, Redux, TypeScript, Material UI, and programming experience with Ruby on Rails, JavaScript/TypeScript, or Go.
• Strong problem-solving aptitude in data structures, algorithms, and performance optimization.
• Familiarity with relational databases like SQL and MySQL, as well as key-value data stores.

Benefits and Company Culture

• Highly competitive salary package.
• Retirement savings plans such as 401K or pension globally.
• Paid time off policies including birthday leave.
• Access to comprehensive mental health programs.
• Health insurance coverage starting on day one.
• Work-from-home expense reimbursement.
• Optional global WeWork memberships and office hubs in London and Toronto.
• Extensive onboarding and continuous training programs.
• Support for personal development including conferences, courses, and certifications.
• Parental leave benefits.
• Inclusive, friendly workplace with social and team events.

Additional Information

StackAdapt operates as a Remote First company open to candidates anywhere in Canada. Benefits and perks vary by country and engagement type. Employment and benefits in locations without a legal entity are managed according to local laws and partners.

StackAdapt is dedicated to diversity and inclusion and encourages applicants regardless of background or identity. Reasonable accommodations for the interview process are available upon request.

The recruitment process uses AI tools for early resume review based on job criteria but decisions on hiring are made by humans.

Awards and Recognition

StackAdapt is recognized for its inclusive workplace, high-quality campaigns, excellent customer service, and innovation. Awards include G2 Top Software 2026, Best Workplaces for Young Talent and Canada by Great Place to Work®, and #1 DSP on G2.