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Senior/Staff Backend Software Engineer, Mobile App User Acquisition

Canada; United States

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.

In addition, StackAdapt is recognized as a leading programmatic advertising platform for helping brands and agencies accelerate user acquisition with cutting-edge technology that processes billions of ad requests and several terabytes of data daily. Ranked #1 by G2 Crowd for programmatic advertising performance and recognized as one of the fastest growing companies in Canada and North America, our real-time bidding (RTB) systems handle over 3 million requests per second, pushing the boundaries of data engineering and large-scale distributed systems.
 
The Team: Mobile App User Acquisition
Our Mobile App User Acquisition team focuses on designing and building the backend services and pipelines that power high-performance, real-time advertising for mobile app campaigns. We develop and optimize the systems that ensure mobile marketers can effectively reach and engage new users at scale, leveraging advanced algorithms, robust data infrastructure, and real-time decisioning.
 
Watch our talk at Amazon Tech Talks: https://www.youtube.com/watch?v=lRqu-a4gPuU
 
StackAdapt is a Remote First company, we are open to candidates located anywhere in Canada or the United States for this position.

What you'll be doing:

  • Design & Build: Develop high-performance, data-intensive microservices (primarily in Go) that drive real-time bidding and user acquisition outcomes for mobile apps.
  • Scale Systems: Architect and maintain event-driven data pipelines that process billions of mobile signals daily, ensuring low-latency and highly available services.
  • Optimize User Acquisition: Collaborate with data scientists and product teams to integrate ML models and sophisticated targeting logic into the bidding process to achieve optimal campaign performance.
  • Leverage Modern Technologies: Work with our evolving stack, including Go, Ruby on Rails, Aerospike, Redis, Elasticsearch, Kafka, Redshift, ScyllaDB, GraphQL, and other emerging technologies.
  • Ensure Efficiency: Write performance-efficient, memory-optimized code and continually refine services for reliability, scalability, and speed.
  • Data-Driven Insights: Partner with analytics and data engineering to build and optimize reporting systems that surface actionable insights for our clients’ user acquisition campaigns.

What you'll bring to the table:

  • 5+ years of experience as a Backend Software Engineer, with exposure to large-scale distributed systems and data pipelines in a mobile user acquisition environment.
  • Strong Problem-Solving: Demonstrated expertise in algorithms, data structures, and complex system design—comfortable tackling low-latency, high-throughput challenges.
  • Database Mastery: Experience working with both relational and NoSQL databases (e.g., Aerospike, Redis, ScyllaDB) for storing and retrieving large volumes of data.
  • Microservices & Messaging: Hands-on experience with building microservices and using message queues (Kafka, SQS, Kinesis) to handle massive event streams in real time.
  • Performance Focus: Proven track record of writing highly optimized, scalable code in Go or similar languages.
  • Team Player: Excellent communication skills and ability to collaborate in a cross-functional, globally distributed environment.

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 platform
  • 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.
 
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:
 
2024 Best Workplaces for Women and in Canada by Great Place to Work®
 
#LI-REMOTE

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Here at StackAdapt, we strive to break down barriers so everyone can thrive. We are a global company and we must reflect the diverse world we work in. We are committed to building an inclusive workforce that fully represents the many different cultures, backgrounds and viewpoints of our employees, our customers and our communities. 

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