Staff Security Engineer (Product Security & IAM)

Toast is driven by building the restaurant platform that helps restaurants adapt, take control, and get back to what they do best: building the businesses they love.

Product Security at Toast isn't just about running tools and reporting vulnerabilities – we're the vigilant chefs ensuring the Toast never gets burned. We bake security into every layer of our products, from the first sprinkle of an idea to the final serving of a fully-baked solution. Our team is the secret ingredient that makes Toast's digital recipe both delicious and secure. We collaborate closely with R&D, seasoning the development process with robust security measures that protect the services and applications our customers rely on to run their businesses. 

Like master chefs, we blend cutting-edge technology with strategic thinking, kneading security into the dough of every product we create. By joining our Product Security team, you'll be part of the kitchen crew that keeps our customers' trust from going stale. You'll tackle complex challenges that have real-world impact, helping to serve up a safer, more secure digital experience for businesses that count on Toast every day. It's not just about finding vulnerabilities – it's about crafting a recipe for digital trust that keeps our customers coming back for more.

About this roll (Responsibilities)

• Identify, triage, and provide remediation guidance for application vulnerabilities, with a specific focus on IAM-related issues.
• Select, implement, design, or build tools to manage and secure identity and access across Toast platforms.
• Improve developer tooling and adoption to build a more robust SSDLC with respect to IAM best practices.
• Practice a #OneTeam attitude to help other Toast teams make informed, security-conscious decisions when building new software with IAM considerations.
• Support and expand the Security Champions program, providing IAM-specific training and guidance.
• Assist incident response teams with application security expertise and tools, especially related to IAM incidents.
• Build threat models on IAM applications and architecture.
• Guide in the design and maintenance of secure authentication and authorization mechanisms.
• Provide signals for IAM events to the SOC for better alerting and response.

Do you have the right ingredients? (Requirements)

• Minimum 5+ years of experience in application security
• Experience reading, reviewing, and providing security guidance for complex code in a variety of languages and frameworks (Java/Kotlin, Javascript/ES6, React, and Python are a priority), with a strong emphasis on IAM implementations.
• Strong understanding of cloud application architecture and common IAM weaknesses (e.g., insecure authentication, authorization flaws, privilege escalation).
• Experience identifying and helping to resolve common application security flaws (e.g., OWASP, SANS) related to IAM.
• Successful history of being a subject matter expert to guide products and lines of business to better security outcomes related to IAM.
• Previous security experience working with fintech applications and associated IAM requirements.
• Strong understanding of privacy, security, and cryptography patterns and when to apply them, especially within IAM (such as PKIs, access management, data tokenization, and anonymization).
• Deep understanding of IAM concepts (e.g., OAuth, OIDC, SAML).

Special Sauce (Nonessential Skills/Nice to Haves)*

• Cloud and container security technologies.
• SSDLC tooling (e.g., SAST/DAST/SCA), particularly those focused on IAM.
• AWS IAM.
• Infrastructure-as-code (IaC) technologies like Terraform to manage cloud security services.
• Mobile apps/threats (iOS, Android), and their related IAM challenges.
• Securing financial technologies and associated IAM requirements.
• Directory services (e.g., LDAP, Active Directory).

Our Spread* of Total Rewards
We strive to provide competitive compensation and benefits programs that help to attract, retain, and motivate the best and brightest people in our industry. Our total rewards package goes beyond great earnings potential and provides the means to a healthy lifestyle with the flexibility to meet Toasters’ changing needs. Learn more about our benefits at https://careers.toasttab.com/toast-benefits.

*Bread puns encouraged but not required