> Markdown version of [/jobs/ext/4234639-sr-backend-engineer-access-management](https://www.wearedevelopers.com/jobs/ext/4234639-sr-backend-engineer-access-management). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Sr. Backend Engineer - Access Management

- **Company:** CERBY, INC.
- **Location:** United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Clean Code Principles, Agile Methodology, Artificial Intelligence, Amazon S3, User Authentication, Software as a Service, Cloud Computing, Code Review, Cyber Security, Databases, Continuous Integration, Cross-Origin Resource Sharing (Ajax Programming), Cross-Site Request Forgery, Data Stores, Relational Databases, Distributed Data Store, Distributed Systems, Amazon DynamoDB, Fault Tolerance, Federated Identity Management, Identity and Access Management, Python (Programming Language), Key Management, PostgreSQL, MySQL, OpenID, Scrum Methodology, Role-Based Access Control, Redis, Release Management, Openid Connect, Security Assertion Markup Language (SAML), Secure Coding, Web Application Security, Session Management, Single Sign-On, Software Engineering, Data Streaming, Systems Integration, Datadog, Okta, Cross-Site Scripting (XSS), Backend, Api Design, Restful APIs, Amazon Simple Queue Service (SQS)
- **Published:** October 18, 2026
- **Apply:** https://www.careerbuilder.com/job-details/sr-backend-engineer-access-management--ed68263d-6d2a-4946-a015-15e84fd1fa92

## About the Role

* 5+ years of professional software engineering experience, with a focus on building and scaling SaaS applications.
 * 3+ years of hands-on experience with authentication and authorization systems
 * Prior experience developing and maintaining Distributed Applications
 * Previous experience mentoring junior developers and conducting security-first code reviews

Technical Expertise:

 * Experience with designing, developing, and maintaining scalable SaaS applications in a high performance startup environment (prior experience in high growth venture funded SaaS startups preferred)
 * Deep understanding of authentication and authorization protocols: OIDC (OpenID Connect), SAML, and SCIM
 * Strong knowledge of identity and access management (IAM) concepts including RBAC and ABAC
 * REST API design and development experience, especially from a security aspect
 * Solid understanding of web security vulnerabilities and mitigation strategies (CORS, XSS, CSRF, etc.)
 * Knowledge of token-based authentication systems including JWT implementation and security considerations
 * Experience with session management and secure authentication flows
 * Prior experience in cyber security is a plus.

Proficiency in:

 * Backend programming languages: Python, Go, or equivalent.
 * Cloud platforms and prior experience building scalable cloud-based systems.
 * Queuing, Messaging and Streaming platforms such as SQS.
 * Distributed data stores (S3), plus relational databases (MySQL, PostgreSQL), and key/value databases (Redis, DynamoDB, or similar).
 * Software engineering practices such as Agile and Scrum, CI/CD, Collective Code Ownership.
 * Architecting and designing distributed, fault-tolerant, high-availability, and resilient systems.
 * Proven ability to instrument distributed systems with well-designed telemetry and observability code, including metrics, traces, and log management (prior experience with OpenTelemetry and Datadog a plus).
 * Ability to own and drive the software development from design through development, testing, delivery and production release. Writes maintainable code, high quality, scalable, and secure code.

Nice to have:

 * Experience working with security compliance frameworks (SOC 2, GDPR, HIPPA, etc.)
 * Proven track record of integrating with Identity Providers (IdPs) such as Okta, EntraID, or similar platforms
 * Experience implementing Single Sign-On (SSO) and federated identity management solutions
 * Prior experience in a venture funded high-growth SaaS startup preferred.
 * Familiarity with encryption processes and key management is a plus.

Desired Qualities

 * Resourceful Achiever: Self-motivated, proactive, and adaptable in solving complex technical challenges.
 * Product Minded: Strong ability to understand customer value, to translate customer needs into software products that deliver tangible customer value.
 * Precision Executor: Focused on optimizing performance, scalability, and reliability in software delivery.
 * Team Player: Strong interpersonal skills, fostering a culture of collaboration and shared success. Actively mentor other engineers.
 * Lifelong Learner: A continuous curiosity to learn and explore emerging technologies and industry trends.
 * Innovative Thinker: Open to creative solutions, and comfortable navigating ambiguity.

## Description

Key ResponsibilitiesDesign and Develop: Build scalable, high-performance software solutions that align with business goals and user needs, leveraging AI-assisted tools and techniques as part of your engineering practice.Collaborate: Work closely with product managers, engineering managers, UX designers, and other engineers to deliver high-quality features and functionality.Code Excellence: Write clean, maintainable, and efficient code, adhering to best practices and coding standards. Help define and promote best practices across the engineering org, including how AI tools can be responsibly and effectively integrated into development workflows.Continuous Improvement: Participate in code reviews, share knowledge with team members, and continuously improve development processes.Innovation and Curiosity: Champion new technologies, frameworks, and methodologies that drive innovation and product evolution, while continuously exploring ways to leverage AI in your day-to-day work to boost personal efficiency and empower those around you to do the same.Security Mindset: Actively contribute to our security-first approach by proactively identifying vulnerabilities and implementing robust solutions, including applying a critical eye toward how AI tools are used in secure development contexts.Remote Collaboration: Collaborate effectively in a remote-first environment, ensuring seamless communication and teamwork across time zones.Culture: Demonstrates leadership and lives Cerby's core values to achieve positive outcomes. Help cultivate an environment where experimenting with AI is encouraged, learnings are shared openly, and the team grows together.Problem-Solving: Strong analytical and problem-solving skills with a focus on delivering high-quality solutions.Communication Skills: Ability to communicate complex technical concepts clearly and concisely both in written and verbal formTeam Collaboration: Collaborate and thrive in agile teams, actively mentoring engineers, sharing knowledge across the org, and leveraging AI to accelerate documentation (runbooks, ADRs, onboarding guides, post-mortems) to free more time for the deep technical conversations that actually transfer expertise.Qualifications & Required SkillsExperience:5+ years of professional software engineering experience, with a focus on building and scaling SaaS applications.3+ years of hands-on experience with authentication and authorization systemsPrior experience developing and maintaining Distributed ApplicationsPrevious experience mentoring junior developers and conducting security-first code reviewsTechnical Expertise:Experience with designing, developing, and maintaining scalable SaaS applications in a high performance startup environment (prior experience in high growth venture funded SaaS startups preferred)Deep understanding of authentication and authorization protocols: OIDC (OpenID Connect), SAML, and SCIMStrong knowledge of identity and access management (IAM) concepts including RBAC and ABACREST API design and development experience, especially from a security aspectSolid understanding of web security vulnerabilities and mitigation strategies (CORS, XSS, CSRF, etc.)Knowledge of token-based authentication systems including JWT implementation and security considerationsExperience with session management and secure authentication flowsPrior experience in cyber security is a plus.Proficiency in:Backend programming languages: Python, Go, or equivalent.Cloud platforms and prior experience building scalable cloud-based systems.Queuing, Messaging and Streaming platforms such as SQS.Distributed data stores (S3), plus relational databases (MySQL, PostgreSQL), and key/value databases (Redis, DynamoDB, or similar).Software engineering practices such as Agile and Scrum, CI/CD, Collective Code Ownership.Architecting and designing distributed, fault-tolerant, high-availability, and resilient systems.Proven ability to instrument distributed systems with well-designed telemetry and observability code, including metrics, traces, and log management (prior experience with OpenTelemetry and Datadog a plus).Ability to own and drive the software development from design through development, testing, delivery and production release. Writes maintainable code, high quality, scalable, and secure code.Nice to have:Experience working with security compliance frameworks (SOC 2, GDPR, HIPPA, etc.)Proven track record of integrating with Identity Providers (IdPs) such as Okta, EntraID, or similar platformsExperience implementing Single Sign-On (SSO) and federated identity management solutionsPrior experience in a venture funded high-growth SaaS startup preferred. Familiarity with encryption processes and key management is a plus. Desired QualitiesResourceful Achiever: Self-motivated, proactive, and adaptable in solving complex technical challenges.Product Minded: Strong ability to understand customer value, to translate customer needs into software products that deliver tangible customer value.Precision Executor: Focused on optimizing performance, scalability, and reliability in software delivery.Team Player: Strong interpersonal skills, fostering a culture of collaboration and shared success. Actively mentor other engineers.Lifelong Learner: A continuous curiosity to learn and explore emerging technologies and industry trends.Innovative Thinker: Open to creative solutions, and comfortable navigating ambiguity.