Roblox
Principal Software Engineer- Agentic Customer Care
$295K–$345K
San Mateo, CA, United States · Principal · Full-time · Posted Sep 29, 2026
- Experience
- Minimum of 8 years of hands-on experience.
- Education
- Bachelor’s degree in Computer Science or a related field; a graduate degree is highly preferred.
- Visa sponsorship
- For US-based roles, the company may not be able to employ candidates whose work authorization relates to certain U.S. visa categories or support future H-1B sponsorship at this time.
About the job
Develops agentic customer care applications and scalable safety systems, while shaping technical strategy and leading engineering efforts.
What you'll do
- Design and build agentic workflows for customer-facing applications and internal use cases.
- Develop chatbot features informed by LLM trends while optimizing cost.
- Influence roadmap and strategy, provide technical leadership, and mentor junior engineers.
What they ask for
- Bachelor’s degree in Computer Science or a related field.
- Proven experience developing innovative solutions using LLMs.
- Extensive experience with modern programming languages such as C#, Java, Python, or similar.
- In-depth knowledge of microservice architecture, RESTful APIs, and Remote Procedure Calls (RPC), with experience building scalable systems.
Nice to have
- Graduate degree is highly preferred.
- Prior experience in machine learning is helpful.
Pay
$295,250 — $345,040 USD annual base salary
Tools
LLMs, C#, Java, Python, microservice architecture, RESTful APIs, Remote Procedure Calls (RPC)
AI focus
Develop agentic workflows and LLM-powered chatbot solutions, with attention to cost optimization.
Model-written summary · the original posting is authoritative