Replit
SaaS
ProductSecurityArchitect
Neural analysis suggests this role is
optimal for Senior candidates.
“Product Security Architect at Replit. Skills: Product security architecture, Multi-tenant SaaS security, Application security design, Authentication/Authorization protocols. Serve as the subject matter expert for Replit’s secure product blueprint. Define and implement the application security architecture for our multi-tenant SaaS platform”
What You'll Achieve.
Ensuring our platform is resilient and secure by design; Driving outcomes with minimal oversight
Industry & Context.
Problem-Solving Mindset; Breaking down complex security challenges into elegant, scalable engineering solutions
In-office requirement of Monday, Wednesday, and Friday
What They're Looking For.
Must Have
8+ years of experience in product security engineering or architecture, specifically with Multi-tenant SaaS products, Deep expertise in common product security practices (e. g. , tenant separation, RBAC, BYOK, secure API design, session/token management), Expertise in Authentication/Authorization protocols (mTLS/OIDC/OAuth/SAML) in a multi-tenant SaaS environment, programming background (Python/Go/JavaScript) with proven ability to conduct code review, Experience writing and maintaining Architecture documents, Exceptional ability to communicate technical risk to both engineering and executive audiences, track record of contributing to Cybersecurity Risk Register
Nice to Have
Experience with AI Agent-based Saas products is a plus
What You'll Do.
Serve as the subject matter expert for Replit’s secure product blueprint
Define and implement the application security architecture for our multi-tenant SaaS platform
Ensure platform resilience and security by design
Lead high-impact security initiatives
Provide deep subject matter expertise to engineering organization and executive leadership
Serve as the primary security mentor and subject matter expert for engineering teams
Define the product security vision
Lead the security implementation of new product features
Conduct proactive threat modeling for new product features and major architectural changes
Define and enforce best practices around application security
Define and implement secure Authentication/Authorization protocols for multi-tenant SaaS products
Assess and mitigate risks associated with application third-party integrations
Apply a programming background to perform hands-on code reviews
Define and maintain the authoritative “Source of Truth” for Replit’s secure architecture
and quantify architectural security risks
Ensure risks are accurately reflected in the Cybersecurity Risk Register
Support other security teams like GRC
Vulnerability Management
Partner with GRC teams to translate complex architectural designs into clear
audit-ready documentation and control frameworks
Act as the technical bridge for the Sales team
addressing complex security inquiries from enterprise customers
How You'll Work.
Team & Collaboration
Provide deep subject matter expertise to both the engineering organization and executive leadership; Serve as the primary security mentor and subject matter expert for engineering teams; Support other security teams like GRC, Pentesting, Vulnerability Management, and PSIRT; Partner with GRC teams; Act as the technical bridge for the Sales team
Communication Scope
Exceptional ability to communicate technical risk to both engineering and executive audiences
Process & Methodology
Lead the security implementation of new product features from initial design to final production deployment, Lead high-impact security initiatives
Full Job Description
Replit is the agentic software creation platform that enables anyone to build applications using natural language. With millions of users worldwide, Replit is democratizing software development by removing traditional barriers to application creation. ABOUT THE ROLE We are looking for a Product Security Architect to serve as the subject matter expert for Replit’s secure product blueprint. In this critical role, you will define and implement the application security architecture for our multi-tenant SaaS platform, ensuring our platform is resilient and secure by design. You will be a key technical contributor—leading high-impact security initiatives and providing deep subject matter expertise to both the engineering organization and executive leadership. WHAT YOU'LL DO PRODUCT SECURITY STRATEGY & MENTORSHIP - Security Mentorship: Serve as the primary security mentor and subject matter expert for engineering teams, fostering a culture of technical excellence and rigorous security design. - Product Vision: Define the product security vision, ensuring consistency across complex application architecture projects. - Project Execution: Lead the security implementation of new product features from initial design to final production deployment. - Threat Modeling: Conduct proactive threat modeling for new product features and major architectural changes. - Application Security Design: Define and enforce best practices around application security, including audit/application logging, configuration, tenant separation, encryption, customer BYOK, RBAC design, API design, and Session/cookie/token management. - Identity & Access: Define and implement secure Authentication/Authorization protocols (mTLS/OIDC/OAuth/SAML) for multi-tenant SaaS products. - Third-Party Risk: Assess and mitigate risks associated with application third-party integrations such as payment, AI models, code repositories, etc. - Code Review: Apply a strong programming background (Python/Go/JavaScript) to perfor
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