Senior Software Engineer, Creatives

StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. The Programmatic Bidding team powers our Adtech platform by processing billions of ad auctions every day at millisecond latency. The ideal candidates we're looking for must have proven experience in Adtech, exceptional analytical thinking, and superior execution skills. You'll thrive here if you are eager to build and experiment with new technologies and approaches, and can back your ideas with rigorous analysis and data-driven, pragmatic approaches.

Responsibilities

Lead and collaborate with a team of engineers to design, implement, and optimize our programmatic bidding systems; Apply analytical, data-driven, and statistical methodologies to problem solving. Continuously optimizing programmatic performance through experimentation and quantitative analysis; Collaborate with ML engineers to architect and to build complex, innovative solutions that pushes the boundaries of programmatic advertising capabilities, and drive impactful business results; Rigorously optimize large-scale distributed systems capable of handling billions of requests per second with ms-level latency, ensuring high throughput and infrastructure performance under demanding workloads; Partner with Product teams to ship innovative features that advance the company's vision, and drive competitive advantage; Embody the team mission. Be adaptable, and ground development efforts in pragmatic, results-oriented decision making; Foster operational excellence across engineering and backend teams by cultivating a culture of trust, transparency and technical excellence; Clearly articulate development ideas and hypotheses, openly embrace technical feedback to support collaborative innovation and continuous improvement.

Requirements

Proven experience in Adtech, exceptional analytical thinking, and superior execution skills; 3+ years of experience in AdTech or MarTech, ideally working on high-scale or performance-critical systems; Advanced programming expertise in Go (or strong proficiency in comparable languages such as C++, Java, Scala, or Rust); Experience applying machine learning, mathematics, and numerical methods—including deploying large-scale models and real-time inference systems in production; 5+ years of experience in software development, particularly building high-throughput, low-latency distributed systems and architecting scalable microservices or data pipelines in a fast-growing tech environment; Hands-on experience with multiple database systems, with a solid grasp of their trade-offs and performance considerations; Strong foundation in computer science fundamentals, including data structures and algorithms; Up-to-date knowledge of modern technologies, tools, and frameworks, with curiosity to continuously learn and evolve.

Nice to have

Interest or experience in computational graphics, GPU programming, game development, game theory, or financial trading systems.

Benefits

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!