> Markdown version of [/jobs/ext/2737737-senior-software-engineer-ror-go-sscs-authentication](https://www.wearedevelopers.com/jobs/ext/2737737-senior-software-engineer-ror-go-sscs-authentication). 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).

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# Senior Software Engineer (RoR/Go), SSCS: Authentication

- **Company:** The Ladders
- **Location:** United States (Remote available)
- **Experience:** Expert
- **Salary:** $139,200.0 - $235,200.0
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, User Authentication, Software as a Service, Software Quality, Identity and Access Management, Key Management, OAuth, OpenID, Ruby, Security Assertion Markup Language (SAML)
- **Published:** September 5, 2026
- **Apply:** https://arc.dev/remote-jobs/j/redirect/pho5gboz9a

## About the Role

* Professional experience with Go and/or Ruby in mission-critical SaaS products
 * Familiarity with authentication technologies like OAuth, SAML, and OIDC
 * Knowledge of token systems, cryptographic signing, and key management
 * Experience building or contributing to services from concept to production
 * Proficient in English communication, both written and verbal
 * Experience with performance and optimization issues in software
 * Agile familiarity with effective work management and prioritization

## Description

This role will play a key part in shaping authentication capabilities across a modern SaaS environment, with a strong focus on secure access, token management, and identity-related services. You will partner closely with engineering peers to evolve core platforms from the monolith into more scalable service-based architectures. The work will have direct impact on security, maintainability, and the reliability of critical user authentication experiences., * Contribute to the direction and roadmap of authentication services

 * Design and implement authentication features across the Rails monolith and authentication services
 * Migrate authentication and token management paths from the monolith into authentication services
 * Build authentication mechanisms like Workload Identity Federation
 * Enhance security through robust access management and vulnerability resolution
 * Solve complex technical problems in Go and Ruby codebases
 * Define and improve internal standards for code quality and maintainability


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