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Senior Software Engineer, Billing

stackadapt
Canada, KY Full Time
POSTED ON 5/28/2026 CLOSED ON 6/3/2026

What are the responsibilities and job description for the Senior Software Engineer, Billing position at stackadapt?

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 Billing team: We build and maintain all the billing infrastructure and integrations with payment gateways, invoicing and tax software through which all our customers are billed.
StackAdapt is a Remote First company, we are open to candidates located anywhere in Canada willing to work in EST for this position.

#LI-MH1

What You’ll Be Doing

  • Design, improve, and debug complex, scalable systems.
  • Find solutions to optimize bottle-necks and general system wide performance. 
  • Always on the lookout to keep the tech stack updated with current standards.
  • Write extensible scalable and test-driven code.
  • Take part in technical planning and architectural decision-making.
  • Collaborate with team members on designing scalable, well tested, and well documented web architecture, including APIs and backend systems.
  • Be able to take responsibility and ownership of projects from start to finish.
  • Contribute to code reviews and technical spec reviews.
  • Provide mentorship to interns and junior engineers.
  • Advise teams on technical debt consolidation in ways that efficiently service our business needs.
  • Mentor the team and lead by example to uphold software development best-practices in addition to conducting rigorous code and tech spec reviews.
  • Identify bottle-necks and general system wide performance issues and offer actionable solutions to address them
  • Be a significant individual contributor and key asset in delivering critical projects that ultimately bring value to our customers
  • Conduct technical interviews to attract and identify potential high performing candidates


What You’ll Bring To The Table

  • At least 5 years of full-time work experience building highly performant web applications with outstanding UX
  • Experienece with Ruby on Rails is a bonus3
  • Knowledge of our full-stack technologies is preferred - React, Typescript, GraphQL and Go
  • Experience collaborating closely with Product & Design to design, implement and iterate on high impact end-to-end product experiences
  • Experience working with relational databases and key-value stores
  • Experience analyzing, benchmarking and optimizing web application page load performance across the entire stack

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
 
To learn more about our privacy practices, please see our Privacy Policy.
 
#LI-REMOTE

Salary.com Estimation for Senior Software Engineer, Billing in Canada, KY
$111,228 to $134,006
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