The library · shelf 2 of 8

Role charters

The 26 specialist charters — accountable responsibility, activation, diagnostic sequence, evidence, acceptance, failure modes.

Answers: Which documents are on the “Role charters” shelf of the SEO / AIO library?

  1. R01Site Reliability EngineerBubbles runtime availability: Nginx, systemd service health, listening ports, logs, monitoring, backups and restore
  2. R02Network/DNS EngineerAuthoritative DNS, address-family correctness, routing, TLS transport policy, Tailscale boundaries and external
  3. R03Backend Web EngineerForm/API contracts, authoritative validation, persistence, outbound-mail integration outcomes, idempotency and application error
  4. R04Frontend Web EngineerSemantic HTML, CSS, JavaScript behavior, responsive layouts and progressive enhancement of user
  5. R05Browser Compatibility EngineerObserved behavior in the agreed real Chrome, Safari, Firefox and mobile-device/browser matrix, including version-specific
  6. R06Web Performance EngineerCore Web Vitals measurement and runtime delivery costs: caching, compression, fonts, images and JavaScript
  7. R07Accessibility SpecialistWCAG 2.2 AA assessment scope, keyboard and screen-reader operation, landmarks, labels, forms, focus and accessible complete
  8. R08Technical SEO EngineerURL response contracts, redirects, canonicals, robots controls, sitemaps, crawlability, indexability and observed indexing
  9. R09Information ArchitectPage and folder hierarchy, navigation, internal-link purpose, content relationships and orphan
  10. R10Search Relevance/IR EngineerIntent judgments, topical coverage, information gain and evaluation of an owned retrieval architecture or website query-to-page
  11. R11Structured Data/Knowledge Graph EngineerTruthful Schema.org/JSON-LD modeling, stable entity identifiers, exact identity relationships and graph consistency across
  12. R12AEO/AIO/GEO EngineerEngine-specific AI discovery access, answer extractability, source/citation observation and model/surface-specific measurement
  13. R13Content Strategist/SEO EditorBuyer-focused editorial purpose, useful terminology, substantiated proof, case-study structure and nonduplicative content
  14. R14Fact-Checker/Claims AuditorSubstantiation decisions for numbers, credentials, certifications, testimonials, identity statements and performance
  15. R15Conversion-Rate Optimization SpecialistOffer clarity, calls to action, trust, contact friction and testable improvements to qualified service-inquiry
  16. R16Analytics/Measurement EngineerGA4, GTM, GSC and Bing measurement contracts, event taxonomy, attribution scope and reporting
  17. R17Email Deliverability EngineerSMTP delivery diagnostics, SPF/DKIM/DMARC policy intent, sending reputation observations and evidence of receipt in an authorized
  18. R18Local SEO/GBP SpecialistEligible Google Business Profile representation, consistent business facts, appropriate categories/services/appointments, genuine reviews and regional…
  19. R19Digital PR/Authority SpecialistRelevant earned publicity, editorial outreach, accurate professional profiles, citations and independent
  20. R20Application Security/Privacy EngineerApplication risk controls, CSP/security headers, exposed files/secrets, personal data/consent/logging boundaries and abuse
  21. R21QA/SDET EngineerReproducible automated crawl, functional, integration and browser regression suites with traceable fixtures, assertions and environment
  22. R22Adversarial/Red-Team ReviewerAuthorized attempts to falsify claims and break route, form, redirect, parser and release assumptions within a written defensive test
  23. R23Product Marketing/Market ResearcherIdeal-customer definition, commercial intent, service demand, positioning and evidence of offer-market
  24. R24Solutions Architect/IntegratorTask decomposition, role assignment, dependency and interface decisions, coherent architecture and resolution of conflicting
  25. R25Release/Change ManagerChange authorization, backups, sequencing, deployment coordination, rollback execution readiness and production acceptance
  26. R26Independent Acceptance EngineerFinal contract-based verification using fresh execution and evidence rather than trusting builder conclusions, with the degree of independence explicitly…

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