Member of Technical Staff, Infrastructure

About the role

The Infrastructure Engineer at Crosby plays a critical role in building and scaling the systems that power the firm’s platform. They are responsible for designing and maintaining reliable, scalable infrastructure across compute, storage, and deployment systems. They work closely with backend, AI, and product engineers to ensure their systems are performant, observable, and easy to operate.

What You'll Do

• Build and scale infrastructure: Design and maintain cloud infrastructure across compute, storage, and networking.
• Own deployment systems: Develop and improve CI/CD pipelines and deployment workflows to enable fast, reliable releases.
• Ensure reliability and performance: Implement monitoring, alerting, and observability systems to maintain high uptime and performance.
• Support AI and data workloads: Optimize infrastructure for ML/AI systems, including batch processing, inference workloads, and data pipelines.
• Improve developer velocity: Build tooling and systems that make it easier for engineers to build, test, and deploy software.
• Collaborate across teams: Partner with engineering teams to ensure infrastructure supports product and system requirements.

Who You Are

• 4+ years of experience in infrastructure engineering, SRE, or backend systems
• Strong experience with cloud platforms (e.g., AWS, GCP) and modern infrastructure tooling
• Proficient in at least one programming language (e.g., Python, Go) and comfortable building internal tools
• Experience with containerization and orchestration (e.g., Docker, Kubernetes)
• Strong understanding of CI/CD systems, monitoring, and observability
• Highly pragmatic with strong judgment around reliability vs speed trade-offs
• Ownership mindset — you take responsibility for systems end-to-end
• Comfortable operating in fast-paced, ambiguous environments

Benefits & Perks

• Unlimited PTO
• Lunch & dinner in the office every day
• Medical insurance (multiple plan options through Anthem & Cigna)
• HSA or FSA, depending on your plan choice
• Dental insurance
• Vision insurance
• One Medical membership
• In-office desk setup stipend

Equal Opportunity

Crosby is an equal opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or other applicable legally protected characteristics. Background checks for applicants will be administered in accordance with applicable law, and qualified applicants with arrest or conviction records will be considered for employment consistent with those laws, including the New York City Fair Chance Act.