The 23 Engineering Specialists

Cross-cutting specialists covering architecture, security, performance, design, and engineering quality.

Beyond stack-specific tools, Fireskills equips AI agents with 23 domain specialists that embody enterprise software engineering practices.


Languages & Data Modeling

SpecialistScope & Competency
fireskill-specialist-typescriptAdvanced type system modeling, generic utilities, strict compiler configurations, and type-safe schema validation.
fireskill-specialist-postgresPostgreSQL relational design, composite indexes, query optimization, concurrency control, and migrations over Hyperdrive.
fireskill-specialist-data-modelingRelational entity lifecycles, normal forms, transactional integrity, and persistent schema contracts in Drizzle.
fireskill-specialist-domain-modelingDomain-Driven Design (DDD), ubiquitous language, business aggregates, domain events, and bounded contexts across layers.

Architecture & API Design

SpecialistScope & Competency
fireskill-specialist-software-architectureBoundary enforcement, dependency inversion, non-functional quality attributes, and Architectural Decision Records (ADRs).
fireskill-specialist-web-api-designResilient API contracts, error envelope patterns, cursor pagination, idempotent mutations, and backward compatibility.
fireskill-specialist-prototypingRapid, disposable technical spikes to de-risk architectural unknowns before normative specification.
fireskill-specialist-technical-researchRigorous primary-source research and empirical evidence gathering without hallucinated claims.

Security, Performance & Quality

SpecialistScope & Competency
fireskill-specialist-application-securityOWASP Top 10 mitigation, secret vaults, CSRF/CORS policies, input sanitization, and webhook signature verification (Stripe/Paddle).
fireskill-specialist-performance-engineeringCloudflare Workers execution budgets, CPU time profiling, Core Web Vitals optimization, bundle splitting, and edge caching.
fireskill-specialist-observabilityStructured logging, tracing, error telemetry, SLOs and alerting, applied to Cloudflare Workers.
fireskill-specialist-debuggingHypothesis-driven root-cause diagnosis, binary search debugging, reproduction scripts, and intermittent failure analysis.
fireskill-specialist-code-reviewSystematic diff review evaluating changes against repository contracts, edge cases, type safety, and test coverage.

Design, UX & Accessibility

SpecialistScope & Competency
fireskill-specialist-tailwind-cssTailwind CSS tokens, arbitrary value avoidance, responsive breakpoints, dynamic color themes, and utility composition.
fireskill-specialist-design-systemDesign system governance: token mapping, sharedUiConfig, enterpriseTableUi, and SaaS dashboard patterns.
fireskill-specialist-ui-designUser interface composition: layouts, views, data tables, forms, empty states, and visual hierarchies in Vue SFC.
fireskill-specialist-ux-designUser journey mapping, progressive disclosure, cognitive load reduction, and error recovery flows.
fireskill-specialist-interface-experienceMulti-screen workflow analysis, navigation structures, CRUD interaction defaults, and responsive form ergonomics.
fireskill-specialist-web-accessibilityWCAG 2.1 AA compliance, ARIA attributes, keyboard navigation traps, focus management, and screen reader compatibility via Reka UI.

Delivery & Git Operations

SpecialistScope & Competency
fireskill-specialist-delivery-engineeringContinuous integration, staging deployment pipelines, database migration rollouts, and disaster recovery.
fireskill-specialist-versioningThe root VERSION file, SemVer increments and the v<VERSION> Git tag. Nuxfire has no Docker images, registry or changelog.
fireskill-specialist-gitflowBranching strategies (main, develop, feature branches), commit hygiene, and pull request conventions.
fireskill-specialist-merge-conflict-resolutionSafe Git merge and rebase conflict resolution while preserving original author intent and passing regression tests.
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