Senior SDET, API / Security

Description Keeper Security is hiring a Senior Software Development Engineer in Test (SDET) to focus on API and security testing for our enterprise-grade applications. In this role, you will design, build, and maintain automated test frameworks and tooling to validate the quality, reliability, and security of Keeper’s APIs, SDKs, and automation workflows. This is a 100% remote position, with an opportunity for a hybrid schedule for candidates based in the El Dorado Hills, CA area. Keeper’s cybersecurity software is trusted by millions of people and thousands of organizations globally. Keeper is published in 23 languages and sold in over 150 countries. Join one of the fastest-growing cybersecurity companies and help ensure Commander remains reliable and trusted by developers and DevOps teams worldwide. About Keeper Keeper Security is one of the fastest-growing cybersecurity software companies that protects thousands of organizations and millions of people in over 150 countries. Keeper is a pioneer of zero-knowledge and zero-trust security built for any IT environment. Its core offering, KeeperPAM®, is an AI-enabled, cloud-native platform that protects all users, devices and infrastructure from cyber attacks. Recognized for its innovation in the Gartner Magic Quadrant for Privileged Access Management (PAM), Keeper secures passwords and passkeys, infrastructure secrets, remote connections and endpoints with role-based enforcement policies, least privilege and just-in-time access. Learn why Keeper is trusted by leading organizations to defend against modern adversaries at KeeperSecurity.com . About the Job As a Senior SDET, you will play a critical role in ensuring the reliability, performance, and security of Keeper’s API services. You’ll work closely with developers, QA engineers, and product managers to design and implement automated test suites that validate API functionality, enforce secure access patterns, and proactively identify vulnerabilities or regressions across our platform. Responsibilities Lead the design, architecture, and implementation of scalable automated test frameworks for RESTful and GraphQL APIs, ensuring high reliability across distributed and microservice-based systems Define and implement advanced API validation strategies, including authentication, authorization, rate limiting, and error handling Conduct security-focused testing, including token validation, input fuzzing, and access control verification Own the integration of automated API and security test suites into CI/CD pipelines and ensure coverage across staging and production-like environments Collaborate with developers to test API contract adherence and backward compatibility Lead the evaluation and testing of secure integrations with third-party services and identity providers Analyze test failures and production incidents to continuously improve test coverage and reliability Mentor other automation engineers and contribute to automation architecture and roadmap planning Requirements 5+ years of experience in QA automation, with a strong focus on API testing Proficiency in tools such as Postman, REST Assured, or similar API test frameworks Experience scripting in Python or JavaScript Strong hands-on experience developing automated tests using Pytest is required and experience with Jest testing is preferred Familiarity with OAuth2, JWT, API keys, and other authentication methods Understanding of common API vulnerabilities (e.g., OWASP API Top 10) and how to test for them Experience integrating automated tests into CI/CD GitHub Actions pipeline Solid understanding of HTTP, JSON, and common API protocols ECC & RSA encryption knowledge is desirable Strong communication and collaboration skills Preferred Qualifications Experience with security-focused testing tools (e.g., Burp Suite, OWASP ZAP) Exposure to security compliance frameworks (e.g., SOC 2, ISO 27001, FedRAMP) Familiarity with cloud services (e.g., AWS API Gateway, Lambda, Secrets Manager) Background in performance testing or load testing APIs Benefits Medical, Dental & Vision (inclusive of domestic partnerships) Employer Paid Life Insurance & Employee/Spouse/Child Supplemental life Voluntary Short/Long Term Disability Insurance 401K (Roth/Traditional) A generous PTO plan that celebrates your commitment and seniority (including paid Bereavement/Jury Duty, etc) Keeper Security, Inc. is an equal opportunity employer and participant in the U.S. Federal E-Verify program. We celebrate diversity and are committed to creating an inclusive environment for all employees. Classification: Exempt Keeper Candidate Privacy Notice This notice explains how Keeper Security processes your personal data during recruitment. Depending on the role and location, the Controller of personal data (the organization responsible for determining why and how personal data is processed) will be Keeper Security Inc. (US), Keeper Security EMEA Ltd. (Ireland), or Keeper Security APAC K.K (Japan). 1. Data We Collect Information You provide: Contact details, CV/resume, cover letter Employment history, qualifications, work eligibility Application responses and uploaded documents Information We generate: Interview notes, assessments, communications Scheduling information Information From Others: Recruiter/referral information who submit your profile References (with your consent, before final offer) Public professional profiles Background verification (post offer) Voluntary Diversity and Equal Opportunity Information We may ask you to voluntarily provide diversity information including race/ethnicity, gender, disability status and veteran status (US). Providing this information is optional and Keeper collects this data in order to comply with EEOC and similar requirements 2. How We Use Your Data Assess your application and suitability Manage interviews and recruitment workflow Consider you for other/future roles (we may seek your consent to keep your information on our systems beyond the retention period specified) Comply with employment law obligations 3. Legal Basis Legitimate Interests (recruitment management, security and integrity of the hiring process) Contracting steps (for progressed candidates) Legal and regulatory compliance obligations; explicit consent where required 4. Who We Share Information With Internal: HR, hiring managers, interviewers*, IT support for system administration *Note - diversity and equal opportunity data is not shared with hiring managers. Third Parties: Service providers who assist with: Applicant tracking, recruitment systems and assessment providers Background verification vendors (post offer) Recruitment agencies (where applicable) Tools to support communication, collaboration and to securely store your data Keeper ensures that all our third parties are contractually bound to protect your personal data with adequate safeguards in place. 5. International Transfers Your data may be accessed by Keeper entities globally as needed for the purposes of hiring and decision making. We protect any such data transfer between Keeper entities using appropriate safeguards under applicable data protection laws. 6. Security We implement appropriate technical and organizational measures to protect your data, consistent with our industry leading security standards. 7. Retention We keep your data for 24 months from your last application activity, then delete or anonymize it. Exceptions: You opt into our talent database for further retention by providing consent (extended retention) You're hired (transfers to employee records) 8. Your Rights You have the following rights and can contact us at the email below to exercise them: Access, correct, or delete your data, subject to applicable law and retention requirements Object to or restrict processing Withdraw consent (where applicable) Request data portability Lodge a complaint with your data protection authority If you become an employee, your rights regarding your employee record are governed by our internal Employee Privacy Notice and certain data will be retained as required under relevant laws such as employment or tax law. When you request access to your personal data, some information may be redacted if it includes the personal data of other individuals or information that we must protect in order to preserve their privacy rights. 9. Automated Decisions Keeper does not make hiring decisions using solely automated processing. 10. Contact - Candidates can send privacy questions to: [email protected]