Senior Software Engineer - Ads Manager

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Software Engineer – Ads Manager based in Canada. As a Senior Software Engineer, you will help build and scale a self-service advertising platform that enables brands, agencies, and retailers to create, manage, and optimize digital advertising campaigns. You will take ownership of high-impact engineering initiatives that improve advertiser experiences, platform reliability, and revenue growth. Working within a collaborative, cross-functional environment, you will design scalable backend services, robust APIs, and data-driven solutions while contributing to frontend integrations when needed. You will also help advance web observability, define key performance metrics, and explore AI-powered tools for automated advertising review. This role offers significant technical ownership, opportunities to influence architectural decisions, and the chance to mentor engineers while improving software quality. Join a remote-first engineering team where innovation, autonomy, and continuous improvement are central to building products at scale.

Lead the end-to-end delivery of high-impact engineering projects, from technical design and implementation through testing, deployment, and launch. Design, build, and maintain scalable, reliable, and well-tested backend services and APIs supporting advertising campaign creation, creative management, optimization, and reporting. Develop and improve the core self-service advertising platform used by brands, agencies, and retailers to manage campaigns and achieve their business objectives. Drive initiatives that improve advertiser onboarding and activation, platform health, operational efficiency, and advertising revenue growth. Contribute to web observability initiatives and establish meaningful performance metrics to monitor system health, identify issues, and improve platform reliability. Explore and implement AI-powered capabilities, including automated review workflows for advertising formats, to improve product quality and operational efficiency. Collaborate with product managers, designers, and engineers across multiple teams to translate ambiguous business requirements into clear technical plans and deliverable solutions. Define architectural patterns, contribute to system design documentation, and make technical decisions that support scalability, maintainability, and long-term platform evolution. Work across the technology stack when needed, integrating backend services with frontend applications and ensuring consistent user experiences. Troubleshoot complex production issues, improve monitoring and debugging practices, and maintain a strong sense of ownership over production systems. Mentor junior engineers, conduct thoughtful code reviews, and promote engineering standards that strengthen code quality and team effectiveness. Participate in technical recruiting, evaluate engineering talent, and contribute to improving development processes and team collaboration. Requirements: At least 5 years of professional software engineering experience, with a strong track record of delivering production-ready software solutions. Strong experience building and operating backend services and APIs using modern web technologies, particularly Ruby on Rails or Go. Solid understanding of relational databases and SQL, including data modeling, query optimization, and performance tuning. Demonstrated experience designing and maintaining distributed systems with a focus on scalability, reliability, performance, and maintainability. Familiarity with full-stack development and the ability to integrate backend services with frontend applications. Experience designing, documenting, and maintaining APIs, with the ability to make sound architectural decisions and translate complex requirements into practical technical solutions. Strong analytical, debugging, and problem-solving skills, combined with a proactive approach to identifying issues and independently driving projects forward. Excellent written and verbal communication skills, with the ability to collaborate effectively with engineers, product managers, designers, and stakeholders across multiple teams. A strong sense of ownership, attention to detail, and commitment to software quality, operational excellence, and continuous improvement. Ability to work independently in a remote environment, manage competing priorities, and deliver results in a fast-paced engineering organization. The following qualifications are considered an asset: Previous experience in digital advertising, advertising technology, or self-service advertising platforms. Experience designing, implementing, and versioning REST or GraphQL APIs for external partners or public-facing integrations. Familiarity with asynchronous processing, event-driven architectures, and messaging systems such as Kafka or Sidekiq. Experience with cloud infrastructure and development tools such as AWS, Terraform, and Datadog or similar observability platforms. Knowledge of React, TypeScript, or other modern frontend technologies. Experience integrating machine learning or AI capabilities into production applications and workflows. Experience defining system architecture and technical standards for scalable, data-intensive platforms. A collaborative mindset, curiosity, and enthusiasm for mentoring others and continuously improving engineering practices. Benefits: Competitive salary: Annual base salary ranging from CAD $168,000 to $177,500, depending on the candidate's permanent work location, experience, skills, and qualifications. Equity compensation: Eligibility for a new-hire equity grant and annual equity refresh grants, subject to the applicable compensation program. Remote work flexibility: A remote-first working arrangement that supports flexibility in choosing where you work, with a focus on maintaining team connection and collaboration. Location flexibility within Canada: Applications are currently accepted from candidates residing in Ontario, Alberta, British Columbia, or Nova Scotia. Competitive benefits package: Access to employee benefits designed to support health, financial security, and overall well-being. Professional growth: Opportunities to develop technical expertise, take ownership of high-impact initiatives, and advance your engineering career. Technical innovation: The opportunity to work on scalable advertising systems, platform observability, and AI-powered product capabilities. Collaborative culture: A supportive, cross-functional environment that encourages autonomy, knowledge sharing, diverse perspectives, and continuous improvement. Meaningful business impact: The opportunity to build technology that supports advertisers, improves campaign performance, and contributes directly to business growth.