The Software Development Engineer role at Amazon Ads focuses on building systems that process location signals for ad impressions. The Geo Targeting team works at the intersection of ad tech, large-scale data infrastructure, and applied machine learning. Engineers in this role will design and implement systems that handle noisy location data in real-time, ensuring accuracy and efficiency. This position offers the opportunity to mentor junior engineers and directly influence the technical culture of the team.

• 2+ years of non-internship design or architecture experience of new and existing systems.
• 1+ years of software development engineer or related occupational experience.
• 1+ years of designing and developing large-scale, multi-tiered, multi-threaded, embedded or distributed software applications using C#, C++, Java, or Perl.
• 1+ years of Object Oriented Design experience.
• Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field.
• 3+ years of full software development life cycle experience, including coding standards and code reviews.

• Build and extend location signal processing systems that ingest, score, and resolve geo data sources at bid-time latency.
• Implement and maintain data pipelines that connect address and device signals to impression-level location inference.
• Own component-level integration between location intelligence systems and the bid optimization stack.
• Contribute to solutions for international coverage gaps by identifying and addressing unreliable location inference methods.
• Drive operational excellence within your scope of geo infrastructure ownership, including latency monitoring and accuracy measurement.
• Participate in design reviews and mentor junior engineers on your team.

• Employees at Amazon are often offered comprehensive health benefits—including multiple medical plan options (no pre-existing condition exclusions, 100% covered in-network preventive care), dental and vision plans, a 24/7 medical advice line from day one, expert second-opinion services, and broad mental-health support with several free counseling sessions (including pediatric). Financial wellness typically includes a 401(k) with company match (up to 2%), Restricted Stock Units (equity), FSAs, an emergency savings program, product and partner discounts, and even college-savings and home-purchase programs. Overall, the package is designed to support employees and their families’ health, finances, and day-to-day life.