BairesDev is seeking a Senior Performance Engineer to lead optimization of low-level systems and ensure our infrastructure runs at peak efficiency. You’ll bridge hardware capabilities and software execution, tuning the Linux kernel and subsystems for massive-scale operations.You will design tests, develop observability tooling, and collaborate with global teams. This remote role offers versátil hours and compensation in USD or local currency, with strong growth opportunities.#J-18808-Ljbffr