Senior Software Engineer, Core Platform
About The Position
The Core Platform team builds the foundational services that power every experience across Lightning AI. From authentication and APIs to multi-tenancy, resource management, and developer tooling, this team creates the platform capabilities that every customer and engineering team depends on. We're looking for a Senior Software Engineer to help design, build, and scale these core systems. You'll work on backend services that support researchers, startups, and enterprise AI teams as they build, train, and deploy AI applications on Lightning AI. You'll collaborate closely with product, infrastructure, and AI engineering teams to improve reliability, scalability, and developer experience across the platform. This role is based in one of our San Francisco, NYC, or London office hubs, with a minimum of 2 in-office days per week and occasional team and company offsites. We are not able to provide visa sponsorship for this position at this time.
Requirements
- Extensive experience building scalable backend systems using Go, Python, Rust, React or similar languages.
- Strong experience designing and operating distributed systems or cloud-native services.
- Experience building APIs, platform services, and infrastructure that other engineers depend on.
- Familiarity with Kubernetes, Docker, and modern cloud platforms such as AWS, GCP, or Azure.
- Strong understanding of software quality, automated testing, observability, and continuous delivery.
- Proven ability to lead technical initiatives from architecture through production.
- Excellent communication skills and the ability to collaborate effectively across engineering, product, and design.
- Ability to thrive in a fast-moving, ambiguous startup environment.
Responsibilities
- Design, build, and maintain scalable backend services powering Lightning AI Studio.
- Develop APIs and platform services supporting authentication, resource management, multi-tenancy, and developer workflows.
- Improve reliability, observability, scalability, and performance across core platform infrastructure.
- Partner closely with product, infrastructure, and AI engineering teams to deliver new platform capabilities.
- Evaluate and improve technical architecture, engineering processes, and operational tooling.
- Mentor engineers and help establish engineering best practices across the organization.
Benefits
- Comprehensive Health Coverage: Medical, dental, and vision coverage for employees and eligible dependents.
- Meaningful Equity: RSUs that give employees a stake in the company's long-term success.
- Retirement Savings: 401(k) matching (U.S.) and pension contributions (U.K.).
- Flexible Time Off: Unlimited PTO, company holidays, and floating holidays to support work-life balance.
- Company-Wide Winter Break: Two weeks of company closure each winter to disconnect and recharge.
- Paid Parental & Family Leave: Paid leave to support you and your family through life's important moments.
- Professional Development: Annual learning and development allowance to support your professional growth.
- Wellness Benefits: Wellness and work-from-home stipends to support your physical and mental well-being.
- Sabbatical Program: Four weeks of paid sabbatical leave after four years of service.
- Flexible Work: Flexible schedules and a hybrid work model for our office-based teams.
- In-Office Meals: Complimentary meals at our office hubs.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed
