Datadog is seeking a Senior Staff Software Engineer to join their team in building industry-leading observability and monitoring solutions. This role represents a unique opportunity to work at the forefront of large-scale systems design, helping build the infrastructure that will support Datadog's next five years of growth and beyond. As a Senior Staff Engineer, you'll be responsible for designing and implementing distributed systems that handle trillions of data points daily, serving tens of thousands of companies worldwide. The position combines hands-on technical leadership with strategic architectural planning, requiring expertise in distributed systems, data infrastructure, and large-scale service architecture. You'll work on challenging projects like designing new distributed data storage engines, building real-time infrastructure for observability products, and re-architecting core services for exponential growth. The role offers the chance to shape technical direction across multiple teams, mentor other engineers, and influence Datadog's engineering culture while working with cutting-edge technologies at massive scale. With competitive compensation, comprehensive benefits, and the opportunity to work on problems that directly impact developers worldwide, this position offers both technical challenges and career growth potential.