{"id":185917,"url":"https://alion.io/job/keeper-security-senior-software-architect-browser-extension-platform","title":"Senior Software Architect, Browser Extension Platform","company":{"id":5375,"name":"Keeper Security","domain":"keepersecurity.com","url":"https://alion.io/company/keepersecurity","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":82,"open_postings":13,"ghost_share":0,"stale_share":0.538,"repost_share":0,"time_to_fill_p50_days":77,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":158000,"max_usd":288000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1372},"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"AWS Lambda","optional":false},{"name":"ChatGPT","optional":false},{"name":"Checkmarx","optional":false},{"name":"CI/CD","optional":false},{"name":"Claude","optional":false},{"name":"Copilot","optional":false},{"name":"Docker","optional":false},{"name":"IAM","optional":false},{"name":"JavaScript","optional":false},{"name":"Kubernetes","optional":false},{"name":"Least Privilege","optional":false},{"name":"OWASP","optional":false},{"name":"SonarQube","optional":false},{"name":"Threat Modeling","optional":false},{"name":"TypeScript","optional":false},{"name":"Zero Trust","optional":false},{"name":"Computer Vision","optional":true},{"name":"Databricks","optional":true},{"name":"GDPR","optional":true},{"name":"ISO 27001","optional":true},{"name":"Machine Learning","optional":true},{"name":"Reinforcement Learning","optional":true},{"name":"SOC 2","optional":true}],"status":"live","first_seen_at":"2026-09-01T13:38:26Z","employer_posted_date":"2026-09-30","last_verified_at":"2026-10-18T04:48:26Z","board_verified":true,"closed_at":null,"days_open":46,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":46},"description":"Keeper Security is hiring a Senior Software Architect to provide technical leadership for our Browser Extension team and help shape the architecture of one of Keeper’s most widely used client experiences. This is a 100% remote position, with an opportunity to work a hybrid schedule for candidates based in the Chicago, IL or El Dorado Hills, CA metro areas.\nKeeper’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 define the technical foundation for secure, high-performance browser experiences used by customers around the world.\nAbout Keeper\nKeeper 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. \nAbout the Job\nAs a Senior Software Architect for Keeper’s Browser Extension team, you will define and guide the architecture of secure browser-based experiences across Chrome, Edge, Firefox, Safari and other supported platforms.\nThis is a highly hands-on technical leadership role focused on application architecture, browser extension frameworks, security, performance and cross-platform reliability. You will work closely with Engineering, Product, Security, QA and UX teams to solve complex technical challenges, establish scalable design patterns and guide the long-term evolution of Keeper’s browser platform. You will remain close to the code while providing architectural direction across the team, ensuring that new capabilities are secure, maintainable and aligned with Keeper’s zero-knowledge security model.\nResponsibilities:\nDefine and drive the technical architecture and long-term direction of Keeper’s browser extension platform\nLead architectural design for complex browser-based features, shared services and cross-platform capabilities\nDesign scalable solutions using JavaScript, TypeScript and modern web application technologies\nGuide architecture across Chrome, Edge, Firefox, Safari and other supported browser environments\nEstablish patterns for secure communication between browser extension components, web applications, backend services and native integrations\nLead technical decisions involving extension lifecycle, background services, content scripts, messaging, storage and browser APIs\nEnsure architectural decisions align with Keeper’s zero-knowledge and zero-trust security principles\nIdentify and address performance, memory, reliability and scalability challenges across browser environments\nGuide migration and modernization initiatives as browser extension standards and platform capabilities evolve\nPartner with Product and UX teams to translate complex product requirements into scalable technical designs\nCollaborate with Security teams on threat modeling, secure design and remediation of security-sensitive browser functionality\nLead architecture reviews, design reviews and technical standards across the Browser Extension engineering team\nMentor senior engineers and help raise engineering quality, architecture discipline and technical decision-making across the team\nWork closely with adjacent Vault, Desktop, Mobile and backend teams where functionality or architecture overlaps\nUse AI-assisted development tools such as Claude, ChatGPT, GitHub Copilot or similar platforms to improve architecture research, prototyping, debugging, code analysis, documentation and engineering efficiency\nRequirements\n10+ years of professional software engineering experience with true full-stack development expertise spanning databases, backend services, APIs, infrastructure and modern user interfaces\nDemonstrated 0-to-1 architecture experience designing and delivering complex software systems from initial concept through production\nStrong knowledge of software architecture and object-oriented design patterns, including common Gang of Four design patterns\nDeep understanding of performance engineering, including profiling, load testing, bottleneck analysis and real-time debugging across the full application stack\nExperience designing highly available, scalable systems and evaluating tradeoffs between centralized and decentralized architectures\nStrong understanding of distributed systems, microservices, serverless architectures and event-driven application design\nExperience with cloud-native technologies and platforms, including AWS, Lambda, Docker and Kubernetes\nStrong understanding of database architecture and data modeling across transactional systems, sharded or horizontally scaled databases and analytical or warehouse platforms\nExperience designing secure authentication, authorization and identity architectures, including IAM, CIEM and least-privilege access concepts\nStrong knowledge of web and application security concepts, including CORS, OWASP guidance and secure software development practices\nExperience with static analysis, code quality or application security tooling such as SonarQube, Checkmarx or similar platforms\nStrong understanding of modern software development methodologies, CI/CD practices, automated testing and release engineering\nDemonstrated ability to make sound architectural tradeoffs across performance, security, scalability, reliability, maintainability and delivery speed\nAbility to troubleshoot complex issues across database, backend, infrastructure, network and UI layers\nProven ability to lead architecture discussions, influence technical direction and mentor senior engineers without relying on formal people-management authority\nAbility and willingness to use AI-assisted tools such as Claude, ChatGPT, GitHub Copilot or similar platforms to support architecture research, prototyping, debugging, code analysis and technical documentation\nBachelor’s degree in Computer Science, Engineering or a related field, or equivalent practical experience\nPreferred Qualifications\nDeep experience with modern browser applications, browser extensions or client-side platform architecture\nExperience building or integrating enterprise security platforms in areas such as IAM, CIEM, privileged access management or endpoint security\nFamiliarity with enterprise product categories such as GRC, Integrated Risk Management (IRM), SCADA or other specialized security and operational platforms\nFamiliarity with high-scale SaaS, security-sensitive or zero-trust application architectures\nExperience with compliance and security frameworks such as ISO 27001, SOC 2 and GDPR\nFamiliarity with accessibility standards such as WCAG\nExperience with product analytics platforms such as Google Analytics 4 or similar technologies\nFamiliarity with modern data and analytics platforms such as Databricks\nExperience with machine learning, AI-enabled products, computer vision or reinforcement learning workflows\nExperience integrating native applications, desktop software or endpoint components with browser or web platforms\nBenefits\nMedical, Dental & Vision (inclusive of domestic partnerships)\nEmployer Paid Life Insurance & Employee/Spouse/Child Supplemental life\nVoluntary Short/Long Term Disability Insurance\n401K (Roth/Traditional)\nA generous PTO plan that celebrates your commitment and seniority (including paid Bereavement/Jury Duty, etc)\nKeeper 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.\nClassification: Exempt\nKeeper Candidate Privacy Notice\nThis 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).\n1. Data We Collect\nInformation You provide:\nContact details, CV/resume, cover letter\nEmployment history, qualifications, work eligibility\nApplication responses and uploaded documents\nInformation We generate:\nInterview notes, assessments, communications\nScheduling information\nInformation From Others:\nRecruiter/referral information who submit your profile\nReferences (with your consent, before final offer)\nPublic professional profiles\nBackground verification (post offer)\nVoluntary Diversity and Equal Opportunity Information\nWe 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\n2. How We Use Your Data\nAssess your application and suitability\nManage interviews and recruitment workflow\nConsider you for other/future roles (we may seek your consent to keep your information on our systems beyond the retention period specified)\nComply with employment law obligations\n3. Legal Basis\nLegitimate Interests (recruitment management, security and integrity of the hiring process)\nContracting steps (for progressed candidates)\nLegal and regulatory compliance obligations; explicit consent where required\n4. Who We Share Information With\nInternal:\nHR, hiring managers, interviewers*, IT support for system administration\n*Note - diversity and equal opportunity data is not shared with hiring managers.\nThird Parties:\nService providers who assist with:\nApplicant tracking, recruitment systems and assessment providers\nBackground verification vendors (post offer)\nRecruitment agencies (where applicable)\nTools to support communication, collaboration and to securely store your data\nKeeper ensures that all our third parties are contractually bound to protect your personal data with adequate safeguards in place.\n5. International Transfers\nYour 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.\n6. Security\nWe implement appropriate technical and organizational measures to protect your data, consistent with our industry leading security standards.\n7. Retention\nWe keep your data for 24 months from your last application activity, then delete or anonymize it.\nExceptions:\nYou opt into our talent database for further retention by providing consent (extended retention)\nYou're hired (transfers to employee records)\n8. Your Rights\nYou have the following rights and can contact us at the email below to exercise them:\nAccess, correct, or delete your data, subject to applicable law and retention requirements\nObject to or restrict processing\nWithdraw consent (where applicable)\nRequest data portability\nLodge a complaint with your data protection authority\nIf 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. \nWhen 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.\n9. 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