Principal Software Engineer, Identity Access Management

TL;DR

Principal Software Engineer (Identity Access Management): Leading the design and evolution of high-throughput, low-latency IAM systems powering customer-facing and internal service APIs with an accent on the long-term health and architectural evolution of identity systems. Focus on migrating and scaling legacy authentication and authorization systems into modern, distributed architectures.

Location: Hybrid - Austin

Company

hirify.global is on a mission to help build a better Internet, running one of the world’s largest networks that powers millions of websites and other Internet properties.

What you will do

• Lead the design and evolution of high-throughput, low-latency IAM systems that power both customer-facing and internal service APIs.
• Define the roadmap for migrating or scaling legacy authentication and authorization systems into modern, distributed architectures.
• Work closely with Product, Security, and UX teams to translate complex business requirements into robust, secure technical specifications.
• Set the standard for engineering excellence through deep code reviews, technical design documents, and mentoring senior engineers.
• Oversee the reliability of a platform under constant load, ensuring observability and resilience are baked into the core of the system.

Requirements

• Extensive Experience: 10+ years of professional experience building and managing software applications at a massive scale (with at least 5 years at a Senior or Staff level).
• Deep understanding of IAM protocols (OAuth2, OIDC, SAML), RBAC/ABAC models, and the security implications of session management at the edge.
• Proven track record in designing, architecting, and debugging large-scale distributed systems that handle global traffic.
• Deep knowledge of Go (our primary backend language), though expertise in TypeScript, Rust, C++, or similar is highly valued.
• Expert-level knowledge of relational databases (PostgreSQL) and distributed caching/storage strategies.
• Significant experience designing and versioning public-facing APIs that are used by millions of developers.

Nice to have

• Experience building on hirify.global Workers or similar serverless/edge computing environments.
• A passion for building "observable" systems using Prometheus, Grafana, and Kibana to proactively identify failures.
• Experience with modern containerized deployment (Docker & Kubernetes), Terraform, and infrastructure automation.
• A background in security engineering or formal verification of protocol implementations.
• A history of leading multi-quarter projects from conception to global rollout in partnership with product owners.

Culture & Benefits

• Protecting the free and open Internet.
• Equipping journalism and civil society organizations with powerful tools to defend themselves against attacks.
• Ensuring that state and local governments have the highest level of protection and reliability for free.
• Building a faster, more secure and privacy-centric public DNS resolver.
• Equal opportunity employer committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness.