The Amazon DataNexus Builder Tools team is seeking a Software Development Manager to lead a team of engineers focused on building tools that help Amazon developers identify, diagnose, and resolve performance bottlenecks in complex distributed systems.

DataNexus is a foundational compute platform that powers Amazon’s eCommerce infrastructure. Whether customers are shopping online, streaming Prime Video, using Alexa, or relying on Kindle or Fulfillment services, their requests are served by the Datapath platform, a highly available backend system that runs critical business logic millions of times per second in real time.

As a Software Development Manager in the Builder Tools team, you will own the development of advanced observability and performance optimization tools. These include custom profilers, experimentation platforms, benchmarking systems, and testing frameworks that help engineers across Amazon build more efficient and reliable services. You will work closely with senior engineers, technical leaders, and partner teams to shape the technical strategy, drive high-impact projects, and raise the engineering bar.

Key job responsibilities
A Software Development Manager at DataNexus Builder Tools leads a team building tools that identify, diagnose, and optimize performance bottlenecks in complex distributed systems. Your team will develop solutions that analyze performance issues through logs, source code, profiling data, and system metrics to enable accurate root cause analysis and validate optimizations through experiments and benchmarks.

You will manage project delivery, guide technical direction, and grow a high-performing team. You’ll work closely with partner teams to ensure our tools address the most impactful performance challenges across Amazon.

Success in this role requires strong technical judgment, clear communication, and the ability to mentor engineers working in Java-based systems. Familiarity with profiling tools such as JFR, JStack, or JMeter and experience with observability and distributed systems is a plus.

At DataNexus Builder Tools, you will lead efforts to improve system efficiency at scale. If you're passionate about performance engineering and enabling others to build faster, more reliable systems, we’d love to hear from you.