From the PyTorch Lightning creators. Own your AI, don. Backed by Index.
About the role
We're looking for a Senior Software Engineer to help design and scale the backend systems that make AI development faster, more reliable, and easier to use. You'll work across distributed training infrastructure, workload orchestration, experiment management, developer tooling, and platform APIs while partnering closely with our Managed Infrastructure, Core Platform, and Optimized Compute teams.
What they're looking for
- Extensive experience building scalable backend systems using Go, Python, Rust, or similar languages
- Strong understanding of distributed systems, asynchronous processing, APIs, and cloud-native application architecture
- Experience designing and operating production services at scale
- Hands-on experience building backend platforms, developer tools, or infrastructure products
- Familiarity with cloud platforms such as AWS, GCP, or Azure and container technologies including Docker and Kubernetes
- Proven ability to take ownership of large technical initiatives from architecture through production
More about this role
Lightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end-to-end platform for developing, training, and deploying AI systems—designed to take ideas from research to production with less friction.
Through our merger with Voltage Park, a neocloud and AI Factory, Lightning AI combines developer-first software with cost-efficient, large-scale compute. Teams get the tools they need for experimentation, training, and production inference, with security, observability, and control built in.
We serve solo researchers, startups, and large enterprises. Lightning AI operates globally with offices in New York City, San Francisco, Seattle, and London, and is backed by Coatue, Index Ventures, Bain Capital Ventures, and Firstminute.
The people who thrive here are builders who move fast, communicate openly, take ownership, and continuously improve themselves, their teams, and our company. Here's what that looks like in practice:
- Move with Urgency: We move quickly, make thoughtful decisions, and keep momentum. We value action over perfection and learn by shipping.
- Take Ownership: We own outcomes, not just our individual work. We make decisions that move the company...
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