Nicole Grinstead

CEO

San Francisco, California, United States15 yrs 11 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

Led security strategy for Roblox's massive user base.
Developed proactive security engineering programs at Roblox.
Designed unified identity platform during Yahoo and AOL merger.

Stackforce AI infers this person is a seasoned security executive in the SaaS industry with a focus on application and infrastructure security.

Contact

Skills

Other Skills

JavaSpringSpring mvcGrailsJavaScriptOracleMySQLTDDAgile MethodolgyJUnitRESTAntTomcatAgile MethodologiesTest Driven Development

About

Chief Information Security Officer at Roblox, where I lead the security organization protecting one of the largest immersive platforms — hundreds of millions of users, our creator community, and the infrastructure behind it. A seasoned security executive with nearly twenty years of experience across software engineering, identity architecture, and security leadership, I helped grow Roblox's security program across application security, infrastructure, IAM, and enterprise security, with prior roles at Netflix and Yahoo.

Experience

15 yrs 11 mos

Total Experience

3 yrs 11 mos

Average Tenure

4 yrs

Current Experience

Roblox

3 roles

Chief Information Security Officer

Promoted

May 2026 – Present · 1 mo

Lead the Information Security organization at Roblox, accountable for the company's overall security strategy and program execution. Partner across engineering, product, legal, and executive leadership to protect our platform.

Senior Director, Platform, Enterprise and Application Security

Promoted

Oct 2023 – May 2026 · 2 yrs 7 mos

Responsible for Roblox's proactive security engineering program. Leading Roblox's infrastructure, application security, IAM, TVM and enterprise security teams.

Director, Product and Application Security

Jun 2022 – Oct 2023 · 1 yr 4 mos

Led the product and application security organization, partnering with engineering to embed security into Roblox's product development lifecycle and scale AppSec coverage as the platform grew.

Netflix

2 roles

Manager of Corporate Security Engineering

Promoted

Feb 2020 – Jun 2022 · 2 yrs 4 mos

Led two engineering teams within Netflix InfoSec: Corporate Security, focused on the corporate landscape including network, endpoint, SaaS, and account security; and User Focused Security Engineering, which built tooling that enabled the workforce to understand and reduce their security risks.

Senior Security Software Engineer

Sep 2017 – Feb 2020 · 2 yrs 5 mos

Built and shipped products supporting Netflix's enterprise security program, including a UBA-based detection platform for corporate account compromise, contributions to the open-source Stethoscope suite for secure device guidance, a risk-based scoring algorithm for the adaptive authentication service, and an "identifier first" login experience for applications with multiple identity providers.

Yahoo

2 roles

Corporate Identity Architect

Promoted

Jan 2017 – Sep 2017 · 8 mos

Designed and led the initial implementation of a unified identity platform for Oath, bringing together Yahoo and AOL into a single SSO and identity solution during the merger.

Senior Software Engineer (Tech Lead)

Oct 2014 – Jan 2016 · 1 yr 3 mos · Sunnyvale, CA

Lead engineer on Yahoo's internal single sign-on product across the full stack. Built and maintained the admin interface and back-end data processing, established automated build, test, and deployment pipelines, introduced acceptance and unit testing, and mentored engineers on testing and continuous integration practices.

Carfax

Software Engineer

Jul 2009 – Oct 2014 · 5 yrs 3 mos

Full stack software engineer. Owned the codebases supporting the CARFAX Banking & Insurance Group. Built features for carfaxbig.com, supported a batch data delivery system, maintained an XML and JSON API, designed and shipped a new data alerting system, and mentored new team members.