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Systems Performance Engineer - Remote work

BairesDevDenver, CORemoteL6 LeadSeptember 21st, 2026
Systems Performance EngineerAt BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley.Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide.When you apply for this position, you're taking the first step in a process that goes beyond the ordinary. We aim to align your passions and skills with our vacancies, setting you on a path to exceptional career development and success.As a Systems Performance Engineer, you will specialize in low-level optimization to ensure our Linux-based infrastructure operates at peak efficiency. You will act as the link between high-level application demands and the underlying hardware, fine-tuning the kernel and system resources to handle massive scale.What You'll Do:Conduct deep-dive profiling and tracing of the Linux kernel to identify and resolve complex performance bottlenecks.Optimize CPU scheduling, memory management, and I/O subsystems to improve system throughput and reduce latency.Implement and manage advanced monitoring and observability tools to track hardware-level interactions and system health.Fine-tune kernel parameters and system configurations to align infrastructure performance with specific workload requirements.Collaborate with engineering teams to provide data-driven insights and technical recommendations for hardware and software scaling.What we are looking for:4+ years of experience in Systems Engineering, Performance Engineering, or SRE.Proven expertise in low-level systems performance tuning for kernel, CPU, memory, and I/O.Proficiency in C/C++ and deep understanding of Linux kernel internals.Hands-on experience with profiling and tracing tools such as eBPF, perf, and Nsight.Strong background in kernel parameter tuning and optimizing hardware-level interactions.Advanced proficiency in English.How we do make your work (and your life) easier:100% remote work (from anywhere).Excellent compensation in USD or your local currency if preferred.Hardware and software setup for you to work from home.Flexible hours: create your own schedule.Paid parental leaves, vacations, and national holidays.Innovative and multicultural work environment: collaborate and learn from the global Top 1% of talent.Supportive environment with mentorship, promotions, skill development, and diverse growth opportunities.Join a global team where your unique talents can truly thrive and make a significant impact!Apply now!