Senior Staff Software Engineer, Platform

The role

This Senior Staff Engineer will act as a technical leader within the Platform & Infrastructure organization. You will define architectural strategy, mentor engineers, and design foundational platform services to support AI workloads.

What you will do

• Define and execute the long-term vision for infrastructure.
• Design resilient, distributed systems that support AI workloads.
• Provide technical leadership and mentorship to junior and mid-level engineers.
• Diagnose complex technical bottlenecks and break down infrastructure challenges.
• Design and implement foundational platform services.
• Work closely with product, research, and security teams.

Required qualifications

• 10+ years of professional software development experience.
• Proven track record of designing and scaling complex distributed systems.
• 5+ years leading high-impact engineering teams.
• Experience mentoring junior engineers and influencing technical strategy at a staff level.
• Expertise in cloud-native infrastructure.
• Expertise in Kubernetes at scale.
• Expertise in GPU/ML infrastructure for large training, data-generation, and inference workloads.
• Experience with GPU scheduling, optimization and high-performance networking.
• Ability to decompose complex technical problems into simplified, incremental, and actionable architectural designs.

Nice to have

• GCP preferred
• Deep proficiency in architectural patterns for high-throughput, low-latency services.
• Experience operating in high-growth environments where infrastructure requirements pivot rapidly.
• Experience with multi-tenant, data governance, data registries, lineage, and federated access for model tuning with high IP sensitive environments.
• Worked in regulated / compliance-bound environments that have data residency, export controls, SOC2, and strict isolation requirements.

Benefits

• Competitive base salary
• Performance-based incentives or bonuses (where applicable)
• Equity participation
• Comprehensive medical, dental, and vision coverage for employees and dependents
• Retirement savings with company matching
• Paid parental leave
• Inclusive family-building benefits
• Flexible paid time off
• Company-wide seasonal breaks
• Support for flexible work arrangements
• Access to internal learning and development programs

About the company

SandboxAQ is a high-growth company delivering AI solutions that address some of the world's greatest challenges. The company emerged from Alphabet Inc. as an independent, growth capital-backed company in 2022.