CoreWeave is a specialized cloud provider, delivering a massive range of GPU compute resources on demand and at scale.
Senior Software Engineer, Core Open-Source
Location
California + 3 moreAll locations: California | New Jersey | New York | Washington
Posted
10 days ago
Salary
$165K - $242K / year
Seniority
Senior
Job Description
Senior Software Engineer, Core Open-Source
CoreWeave
• Take ownership of projects across Marimo's open-source ecosystem, focusing on Marimo's backend and its Python ecosystem • Influence critical decisions on library design, ensuring APIs remain simple yet composable • Design new capabilities that push the boundaries of interactive computing without complicating user experience • Work in the open, at a fast pace — engage promptly with a large and vocal community of users and contributors • Triaging issues and reading between the lines to understand unstated needs • Exercise judgment to balance the needs of community with roadmap and vision
Job Requirements
- 4+ years of experience in software engineering
- Proficiency in Python, with strong fundamentals that are language agnostic
- Proficiency in computer systems, including parallel computing (threading, multiprocessing), concurrency (asynchronous programming), basic networking/inter-process communication
- Experience in library design and/or open-source development
- Strong communication skills, written and verbal.
- A passion for and experience building developer tools, especially for AI, ML, or data (preferred)
- A passion for working with data, with the ability to empathize with practitioners and researchers in AI, ML, data engineering, NLP, or other quantitative work (preferred)
- An eye for visual and interaction design, with an emphasis on simplicity (preferred)
- You find enjoyment in connecting with users and community daily (preferred)
- Proficiency in Typescript, or a willingness to learn (preferred)
- Experience with AI engineering, including MCP and agents (preferred)
- Experience with SQL, databases, and data engineering (preferred)
- Experience with at least one systems language, such as C or Rust (preferred)
Benefits
- Medical, dental, and vision insurance - 100% paid for by CoreWeave
- Company-paid Life Insurance
- Voluntary supplemental life insurance
- Short and long-term disability insurance
- Flexible Spending Account
- Health Savings Account
- Tuition Reimbursement
- Ability to Participate in Employee Stock Purchase Program (ESPP)
- Mental Wellness Benefits through Spring Health
- Family-Forming support provided by Carrot
- Paid Parental Leave
- Flexible, full-service childcare support with Kinside
- 401(k) with a generous employer match
- Flexible PTO
- Catered lunch each day in our office and data center locations
- A casual work environment
- A work culture focused on innovative disruption
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