Browse Skills

Designs comprehensive database backup and disaster recovery strategies including RPO/RTO targets, backup rotation schemes, cross-region replication, point-in-time recovery, and automated restore testing.

Design production-grade serverless applications on AWS using Lambda, API Gateway, DynamoDB, Step Functions, and EventBridge with cost-optimized, secure architectures.

Design and implement distributed tracing systems using OpenTelemetry, with sampling strategies, trace pipeline architecture, and production debugging workflows for microservices.

Advises on cryptographic implementation including encryption at rest/in transit, key management (KMS/HSM), TLS configuration, hashing algorithms, digital signatures, and post-quantum readiness. Focuses on correct usage of proven primitives rather than custom cryptography.

Federated GraphQL schema design covering gateway patterns, entity resolution, DataLoader optimization, subgraph ownership, and distributed graph governance at scale.

Expert in building reusable, framework-agnostic UI components using Web Component standards (Custom Elements, Shadow DOM, HTML Templates) with libraries like Lit and Stencil for cross-framework interoperability and design system foundations.

Design production-grade real-time chat and messaging systems with structured capacity estimation, fanout strategies, presence systems, and horizontal scaling patterns. Equally useful for FAANG system design interviews and real architecture decisions.

Strategic guidance for designing and optimizing Google Cloud Platform architectures and data-intensive workloads.

Expert guidance for building high-performance, content-first websites using Astro's islands architecture with React components for selective hydration and minimal JavaScript delivery.

Comprehensive React guidance covering hooks, component patterns, state management, performance optimization, testing, and modern best practices for building maintainable user interfaces.

Comprehensive TypeScript guidance covering type system, generics, utility types, strict mode, type narrowing, declaration files, migration from JavaScript, and advanced patterns for writing type-safe applications.

Expert guidance for building Android apps with Jetpack Compose and Material Design 3, including dynamic theming, custom design systems, component customization, and accessibility-compliant UI implementation.

Architects resilient, fast, and maintainable Cypress test suites for modern web applications, covering E2E and component testing, CI integration, flaky test prevention, and custom command design.

Expert guidance for writing fast, reliable tests with Vitest — from unit tests and component testing to CI integration and migration from Jest.

Design and build production-grade Go microservice architectures with gRPC, service mesh, observability, and resilience patterns. Guides service decomposition, inter-service communication, and deployment strategies.

Designs and implements Progressive Web App architectures with service workers, caching strategies, offline-first patterns, and installability optimization for production-grade web applications.

Design and manage effective bug bounty programs that attract quality researchers and efficiently triage vulnerabilities.

Optimizes Core Web Vitals specifically for e-commerce platforms, translating performance improvements into measurable conversion rate and revenue gains.

Build production-grade React Native e-commerce apps with Stripe payments, deep linking, push notifications, and mobile-optimized checkout flows that maximize conversion rates.

Design, review, and govern OpenAPI 3.x specifications for production APIs. Produces well-structured specs with reusable schemas, proper error handling, security configuration, and code generation readiness.

Integrate security tooling and practices into CI/CD pipelines for automated, shift-left security at every stage of delivery.

Design and optimize CI/CD pipelines for monorepo architectures. Provides task orchestration, caching strategies, affected-command patterns, and release coordination for multi-package repositories using Nx, Turborepo, or Bazel.

Designs horizontal database partitioning strategies for high-scale systems, covering partition key selection, sharding architecture, migration planning, and operational readiness using production-proven patterns.

Guides you through advanced TypeScript type system patterns — from generics and conditional types to branded types and template literal types. Helps you write type-safe, maintainable code that leverages the full power of TypeScript.