Senior Software Engineer, Identity & Access Management

• Lead and oversee software engineering for Pattern's central administrative, authentication, authorization, and security infrastructure
• Maintain, scale, and optimize existing central authentication and authorization applications
• Triage, scope, and build feature requests from cross-functional teams across Pattern
• Write, test, and deploy back-end code using Ruby and Go
• Design and enforce fine-grained RBAC across internal platforms and external APIs
• Collaborate with engineers, product stakeholders, engineering leadership, and cross-functional teams to integrate core security services
• Automate administrative workflows and integrate AI solutions to improve operational efficiency
• Monitor performance, reduce technical debt, and ensure high system availability
• Prioritize and build a high volume of feature requests while maintaining application stability and performance
• Delegate and monitor repeatable feature and maintenance work with junior engineers

Requirements

• 3+ years of back-end software engineering experience focused on core security, identity, or platform systems
• Proven experience building and maintaining central Authentication and Authorization systems
• Direct experience with RBAC/ABAC frameworks and security protocols including OAuth 2.0, OIDC, SAML, and JWT
• Strong capability to manage competing feature requests from multiple internal teams while maintaining legacy codebases
• Solid background with relational databases, especially PostgreSQL
• Experience with REST/gRPC APIs
• Experience writing back-end code using Ruby and Go

Core Competencies

Demonstrates expertise in back-end software engineering with a focus on security, authentication, and authorization systems. Proficient in managing feature requests and maintaining application stability while collaborating with cross-functional teams.

Highest-signal resume keywords

• Back-End Software Engineering
• Authentication And Authorization Systems
• RBAC/ABAC Frameworks
• Ruby And Go Programming
• PostgreSQL

ATS Optimization Keywords

Hard Skills

• Back-End Software Engineering
• Authentication Systems
• Authorization Systems
• RBAC Frameworks
• ABAC Frameworks
• OAuth 2.0
• OIDC
• SAML
• JWT
• REST/gRPC APIs

Soft Skills

• Collaboration
• Feature Request Management
• Delegation

Industry Keywords

• Core Security
• Identity Systems
• Platform Systems
• Technical Debt Management
• Operational Efficiency