Principal Software Engineer, Performance

Accountabilities:

• Define and lead the company-wide performance strategy across product, infrastructure efficiency, and large-scale system scalability.

• Architect and develop performance profiling, instrumentation, and observability systems across CPU, GPU, memory, and distributed request paths.

• Build frameworks that enable all backend teams to self-serve performance insights and identify optimization opportunities independently.

• Partner with infrastructure, reliability, backend, and AI engineering teams to maximize fleet efficiency and system utilization.

• Establish and enforce performance SLOs aligned with business and product outcomes, ensuring scalability and reliability across systems.

• Evaluate emerging technologies and hardware trends to guide strategic build-versus-buy decisions for performance-critical systems.

• Mentor and influence engineers across the organization through architectural reviews, technical guidance, and performance best practices.

• Drive alignment between engineering execution and user experience outcomes by connecting system performance to real-world impact.

Requirements:

• 12+ years of experience in performance engineering or systems engineering within large-scale, high-traffic production environments.

• Deep understanding of system architecture, including how software and hardware interact across distributed environments.

• Strong expertise in performance optimization across CPU, GPU, memory, and distributed tracing systems.

• Experience with cloud platforms such as AWS, GCP, or Azure, and container orchestration technologies like Kubernetes and Docker.

• Proven ability to design and implement observability and profiling systems at scale.

• Track record of defining and driving performance objectives tied to organizational SLOs and business goals.

• Strong influence and leadership skills, with experience driving change across multiple engineering teams without direct authority.

• Excellent communication skills with the ability to engage and align senior technical and product leadership.

• Strong problem-solving skills with the ability to distinguish between algorithmic, architectural, and system-level performance issues.

Benefits:

• Competitive base salary ranging from $292,000 to $365,000 USD

• Bonus and equity opportunities, plus employee travel credits

• Comprehensive health, dental, and vision insurance

• Retirement savings plans with employer support

• Flexible remote work with occasional office or offsite collaboration

• Inclusive and flexible work environment supporting diverse teams

• Strong focus on work-life balance and long-term employee wellbeing

• Disability-inclusive hiring and workplace accommodations

• Opportunities to work on global-scale systems with measurable impact

How Jobgether works:
We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.
We appreciate your interest and wish you the best!
 Why Apply Through Jobgether?

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