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Software Developer, Ads Safety Enablement and Prevention

The software developer will write and review code to build scalable systems and develop solutions to classify and understand actors within Google Ads. They will collaborate with cross-functional teams to detect and prevent bad actors while ensuring a smooth experience for legitimate users.

  • On-site
  • Waterloo, ON
  • Posted Aug 12, 2026
  • 1 position

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Job summary

MINIMUM QUALIFICATIONS: * Bachelor’s degree or equivalent practical experience. * 2 years of experience with software development or 1 year of experience with an advanced degree in an industry setting. * 2 years of experience with developing large-scale infrastructure, distributed systems or networks, or experience with compute technologies, storage or hardware architecture. * Experience with programming in C++, Python, or SQL. PREFERRED QUALIFICATIONS: * Master's degree or PhD in Computer Science or related technical fields. * Experience developing accessible technologies. * Experience in building scalable ML systems. * Experience in anti-abuse adversarial domain. * Experience in large-scale data analysis. ABOUT THE JOB: Google's software engineers develop the next-generation technologies that change how billions of users connect, explore, and interact with information and one another. Our products need to handle information at massive scale, and extend well beyond web search. We're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. As a software engineer, you will work on a specific project critical to Google’s needs with opportunities to switch teams and projects as you and our fast-paced business grow and evolve. We need our engineers to be versatile, display leadership qualities and be enthusiastic to take on new problems across the full-stack as we continue to push technology forward. Due to the scale and reach of Google Ads, abuse can cause significant user harm and substantial business losses, as well as damaging Google’s reputation. Abuse fighting is inherently complex due to its adversarial nature that requires continuous adaptation to evolving and increasingly sophisticated tactics, and the overarching constraint to protect legitimate actors. This role offers a unique opportunity to develop solutions to protect Google Ads from ever changing attacks and has significant room for growth. The work is highly visible and the potential impact both on Google Ads business and users is substantial. There are ample opportunities with cross-functional teams like Ads Quality, Advertiser Platform, Trust and Safety, GBO, and Research, and cross-product teams like YouTube, AdSpam, and Play. Google is a software development company at heart. We hire people with a broad set of technical skills who are ready to take on some of technology's greatest challenges and make an impact on users around the world. At Google, software developers not only revolutionize search, they routinely work on scalability and storage solutions, large-scale applications and entirely new platforms for developers around the world. From Google Ads to Chrome, Android to YouTube, social to local, Google software developers are changing the world one technological achievement after another.Individual pay is determined by factors including job-related skills, experience, and relevant education or training. Canada: $150000 - $153000 (CAD) + 15% bonus target + equity + benefits Learn more about benefits at Google [https://www.google.com/about/careers/applications/benefits/]. RESPONSIBILITIES: * Write product or system development code. * Review code developed by other developers and provide feedback to ensure best practices (e.g., style guidelines, checking code in, accuracy, testability, and efficiency). * Contribute to existing documentation or educational content and adapt content based on product/program updates and user feedback. * Work with the team to develop solutions to classify and understand actors and their assets including destinations in Google Ads using modern machine learning techniques. * Collaborate with partner teams to provide holistic solutions to detect and stop bad actors from re-entering Google Ads, and to reduce friction for good actors.

What you’ll do

The software developer will write and review code to build scalable systems and develop solutions to classify and understand actors within Google Ads. They will collaborate with cross-functional teams to detect and prevent bad actors while ensuring a smooth experience for legitimate users.

Requirements

Candidates must have a bachelor's degree and at least 2 years of software development experience, including work with large-scale infrastructure or distributed systems. Proficiency in C++, Python, or SQL is required, with preference given to those with advanced degrees and experience in machine learning or anti-abuse domains.

Benefits

• Bonus target • Equity • Health benefits

Listed skills

  • C++Preferred
  • PythonPreferred
  • SQLPreferred
  • Machine learningPreferred
  • Data analysisPreferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • Software development
  • C++
  • Python
  • SQL
  • Distributed systems
  • Infrastructure development
  • Machine learning
  • Data analysis
  • System design
  • Security
  • Artificial intelligence
  • Natural language processing
  • Large-scale systems
  • Networking
  • Data storage
  • Full Stack Development
  • Research
  • Artificial Intelligence
  • Data Analysis
  • Android (Operating System)
  • Software Development
  • C++ (Programming Language)
  • Code Review
  • Computer Science
  • Distributed Computing
  • User Interface (UI) Design
  • Leadership
  • Hardware Architecture
  • Scalability
  • Push Technology
  • Information Retrieval
  • Python (Programming Language)
  • Machine Learning
  • Natural Language Processing (NLP)
  • Software Engineering
  • SQL (Programming Language)
  • Systems Design
  • Testability
  • Advertisement
  • Data Storage
  • Enthusiasm
  • User Feedback
  • Scalable Machine Learning Infrastructure

Job areas

  • Software
  • Technology
  • Engineering
  • Security & Safety
  • Data & Analytics
  • Software Safety Engineer
  • Software Developer / Engineer
  • Software Developers

Additional details

Minimum education
Bachelor’s degree
Minimum experience
2+ years
Posting language
English
Working hours
40 hours per week