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Join our dynamic Reach Planning Engineering team within Demand Tech to build the next generation of advertising technology at Amazon. In this role, you'll own, design, and deliver highly scalable systems that empower advertisers to plan campaigns and build strategies related to reach and other media planning capabilities. You'll work on our full-service, full-stack advertising platform, specifically developing APIs and AI Agents that deliver Amazon signals to improve planning for advertisers and enhance campaign impact. This position offers the opportunity to solve complex problems at scale while working across Amazon's advertising ecosystem to create solutions that drive meaningful business results for our advertising customers. Key job responsibilities - Design and implement scalable, high-performance systems that power Amazon's advertising platform, ensuring robust functionality and optimal user experience - Provide meaningful code reviews to team members and actively participate in the full software development lifecycle including scoping, design, implementation, testing, deployment, and maintenance - Own operational excellence for your systems, proactively identifying root causes of issues and implementing permanent solutions that improve reliability and performance - Work closely with stakeholders across Amazon to understand business needs and customer value, translating requirements into technical solutions that enhance advertiser campaign effectiveness - Develop innovative APIs and AI-powered solutions that leverage Amazon's unique signals to optimize ad planning and delivery, contributing to the growth of Amazon's advertising business A day in the life As part of the Reach Planning Engineering team, you'll start your day collaborating with data scientists and product managers to define requirements for new API features that improve media planning. You'll write code, participate in design discussions, and review pull requests from teammates. Throughout the day, you'll analyze system performance, troubleshoot issues, and optimize algorithms that power our AI Agents. You'll also connect with internal and external partners to gather feedback on how our tools are performing and identify opportunities for enhancement.
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.