Senior Software Engineer, Applications

This is a fully remote position, open to applicants in United States, +1 more country.

📋 Description

• Enhance the identity layer within Auth0, encompassing authentication processes, token issuance, and identity federation.

• Develop and sustain the ReBAC authorization model utilizing OpenFGA.

• Manage OAuth 2.0 and OIDC token flows, JWKS validation, as well as scopes and audience restrictions.

• Establish authentication and scoped permissions for AI agents functioning under the platform’s authorization model.

• Lead technical initiatives across various teams and systems from conception to deployment.

• Determine technical direction and quality benchmarks for the team.

• Evaluate completed work against established technical and quality criteria.

• Provide support and mentorship to engineers through code reviews, design conversations, and daily collaboration.

• Oversee authentication, identity, and fine-grained authorization systems for Basis’s digital media operations platform.

• Empower product teams through shared primitives, policies, and infrastructure.

⛳️ Requirements

• A minimum of 5 years of professional experience in software engineering.

• Extensive, practical knowledge of OAuth 2.0 and OpenID.

• Experience with ReBAC systems (OpenFGA, Zanzibar, SpiceDB), which includes schema modeling, writing and testing tuple-based policies, and assessing permission evaluation performance.

• Familiarity with Auth0 or similar identity providers (Okta, Azure AD, Keycloak).

• Proficient backend skills in Java, Ruby, or Python.

• Experience working with frameworks such as Spring Boot, Rails, or Django.

• Regular utilization of AI coding tools (Claude Code, Cursor, Codex) for tasks like code generation, debugging, and navigating unfamiliar code.

• Ability to take ownership and evaluate AI-generated outputs.

• Cooperative mindset towards design and decision-making processes.

• Dedication to fostering an inclusive team environment.

• Bonus: Experience in developing or scaling authorization systems for intricate organizational structures or multi-tenant SaaS.

• Bonus: Knowledge of policy-as-code or attribute-based access control (ABAC).

• Bonus: Experience in ad tech or programmatic advertising.

• Bonus: Contributions to open-source identity or authorization projects.

• Verification of identity, education, and employment history is required for all hires.

🏝️ Benefits

• Flexible work week.

• 401k/RRSP matching.

• Mental health support.

• Paid sabbaticals.

• Generous parental leave.

• Competitive benefits.

• Flexible work options available across the U.S. and Canada, including remote, hybrid, or on-site at headquarters.

• Optional cover letter; relevant skills not listed on the resume are encouraged.

• Assistance available for interview accessibility.