anton-abyzov

Accessibility testing for WCAG compliance, axe-core, pa11y, Lighthouse, screen readers, keyboard nav, CI/CD a11y gates. Use for a11y audits, ARIA, color contrast.

Spec-driven brainstorming and product discovery expert. Helps teams ideate features, break down epics, conduct story mapping sessions, prioritize using MoSCoW/RICE/Kano, and validate ideas with lean startup methods. Activates for brainstorming, product discovery, story mapping, feature ideation, prioritization, MoSCoW, RICE, Kano model, lean startup, MVP definition, product backlog, feature breakdown.

.NET/C# backend developer for ASP.NET Core 8+ APIs with Entity Framework Core and enterprise patterns. Use when building C# backends, implementing REST/gRPC APIs, or working with SQL Server/PostgreSQL. Covers JWT authentication, dependency injection, background services, and Minimal APIs.

Technical writing expert for API documentation, README files, tutorials, changelog management, and developer documentation. Covers style guides, information architecture, versioning docs, OpenAPI/Swagger, and documentation-as-code. Activates for technical writing, API docs, README, changelog, tutorial writing, documentation, technical communication, style guide, OpenAPI, Swagger, developer docs.

SwiftUI and Swift 6 expert for iOS native development. Covers view composition, NavigationStack, @Observable, SwiftData, structured concurrency, MVVM/TCA architecture, Xcode configuration, preview-driven development, accessibility, and testing. Use for iOS/macOS/watchOS/tvOS SwiftUI projects.

LangChain & AI Agent Frameworks expert. Covers LCEL chains, ReAct/Plan-and-Execute/Multi-Agent architectures, tool calling, memory systems, LangGraph, CrewAI, prompt engineering, streaming, LangSmith tracing, RAG integration, and production deployment patterns.

Mutation testing expert using Stryker Mutator for TypeScript/JavaScript. Analyzes test suite effectiveness by injecting code mutations and measuring kill rates. Use for mutation testing setup, score analysis, survived mutant triage, CI integration, and improving test quality beyond code coverage.

Implement Kubernetes security policies including NetworkPolicy, PodSecurityPolicy, and RBAC for production-grade security. Use when securing Kubernetes clusters, implementing network isolation, or enforcing pod security standards.

Edge ML / Mobile ML / Core ML expert. Covers Core ML (iOS) model conversion and inference, TensorFlow Lite (Android/iOS) with delegates, ONNX Runtime Mobile, ML Kit, on-device training, model optimization (pruning/distillation/quantization), privacy-preserving ML, federated learning, and performance benchmarking.

Deep codebase analysis expert that traces feature implementations across architecture layers. Use when exploring how a feature works, understanding data flow, or mapping module dependencies. Identifies entry points, traces call chains, and creates dependency maps from UI to database.

Kafka operations expert for deployment, monitoring, and tooling. Kubernetes (Strimzi, Confluent), Terraform IaC, Prometheus/Grafana observability, and CLI tools (kcat, kafkactl). Use for Kafka deployment, monitoring setup, or operational tasks.

**Verify all teammates completed, run quality gates, close increments, and trigger sync.**