Meta's Server Efficiency team plays a crucial role in optimizing the entire software stack running in their data centers, contributing to significant cost savings and improved business metrics. The team is responsible for performance engineering to support Meta's server-side software, focusing on optimizing software execution through deep understanding of data patterns and workloads. As a Software Engineer in Server Efficiency, you'll work on developing and optimizing C/C++ libraries, analyzing resource utilization, and implementing efficiency improvements that impact all of Meta's server developers and users. The role offers the opportunity to work alongside world-class library and compiler experts and collaborate with the open-source community. The position requires strong expertise in C/C++ programming, computer architecture, and performance optimization. The team's work directly contributes to Meta's top priorities by saving billions in operating expenses while ensuring computational resources for growth. This role is perfect for engineers passionate about low-level optimization, system performance, and making large-scale impact through efficiency improvements. Meta offers competitive compensation including base salary, bonus, equity, and comprehensive benefits, making it an attractive opportunity for experienced software engineers looking to work on challenging technical problems at scale.