Greenhouse ·
contractPrincipal Software Engineer- Agentic Customer Care
Roblox · San Mateo, CA, United States
Roblox operates a platform where millions of users create, play, and interact in user‑generated 3D experiences, with a strong focus on safety and civil online communities. The Principal Software Engineer – Agentic Customer Care role sits within the Safety Experience team of Trust & Safety, where the engineer will design and build agentic workflows and LLM‑powered solutions for both customer‑facing applications and internal tools. Day‑to‑day responsibilities include staying current with large language model trends, optimizing for cost, influencing the team’s roadmap alongside product and operations partners, providing technical leadership, and mentoring junior engineers. The role requires end‑to‑end solution development, collaboration across multiple teams, and a track record of building scalable systems using microservices, RESTful APIs, or RPC. Ideal candidates have at least eight years of hands‑on software engineering experience, a Bachelor’s in Computer Science or related field (graduate degree preferred), proven expertise with LLMs, and strong programming skills in languages such as C#, Java, or Python, along with deep knowledge of modern software design patterns. This position suits a senior technical leader who can drive innovation in safety‑focused agentic applications while guiding team growth.
Education
- Level: Bachelor's degree, Postgraduate
- Courses: Computer Science
- Specializations: Computer Science
Key Skills
Experience required
8-8 years experienceAbout the Role We are looking for a Principal Software Engineer to join the Safety Experience team within Roblox's Trust & Safety organization. The role focuses on building agentic applications and complex technical solutions that enhance user safety. Responsibilities Design and build agentic workflows and technical solutions for customer‑facing and internal applications. Stay current with trends in large language models (LLMs) and develop innovative chatbot features while optimizing cost. Influence roadmap and long‑term strategy in collaboration with product, operations, and cross‑functional stakeholders. Provide technical leadership and mentor junior engineers. Requirements Bachelor's degree in Computer Science or a related field (graduate degree highly preferred). Minimum 8 years of hands‑on software engineering experience. Proven experience developing solutions using LLMs. Strong proficiency in C#, Java, Python, and writing efficient, maintainable, scalable code. In‑depth knowledge of microservice architecture, RESTful APIs, RPC, and software design patterns. Experience with machine learning is helpful. Eligibility Candidates must hold at least a Bachelor’s degree in Computer Science or a related discipline and meet the experience criteria.
Skills for this role
Required skills
Also mentioned in the listing
| Role | Principal Software Engineer- Agentic Customer Care |
|---|---|
| Company | Roblox |
| Location | San Mateo, CA, United States |
| Type | contract |
| Compensation | Not disclosed |
| Posted | 2026-10-17 |
| Deadline | Rolling |
Typical process for this type of role
A general guide — the exact steps for this specific listing may vary; check the original posting for details.
- 1ApplicationSubmit your resume through the apply link.
- 2ScreeningRecruiter reviews your background against the role.
- 3AssessmentA technical test, assignment, or coding round, depending on the role.
- 4Interview(s)One or more rounds with the hiring team.
- 5OfferOffer letter with compensation and start date.
Before you apply
0/4More at Roblox
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