j4flmao

@j4flmao source repo

645 skills
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9 hours ago last updated

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Siem Engineering · j4flmao bundle
Design SIEM architecture, onboard log sources, create correlation rules, manage use cases, and tune detection. Use when the user asks about SIEM, Splunk, Wazuh, Elastic Security, Microsoft Sentinel, log source, correlation rule, or SIEM use case.

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Husky And Hooks · j4flmao
Git Hooks & Automation (Husky)

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Caching Strategies · j4flmao
Redis caching patterns including Cache-Aside, Write-Through, and invalidation.

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Firebase · j4flmao bundle
Use this skill when working with Firebase platform — Firestore, Authentication, Cloud Storage, Cloud Functions, Hosting, Security Rules, Firebase Admin SDK, Firebase Extensions. This skill enforces: proper security rules, Firestore data modeling (no nesting >3), auth provider configuration, function cold start mitigation, cost-aware query design. Do NOT use for: Supabase, AWS Amplify, custom backend, general PostgreSQL/NoSQL database design.

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Supabase · j4flmao bundle
Use this skill when working with Supabase platform — PostgreSQL schema, Row Level Security, Realtime subscriptions, Auth, Storage, Edge Functions, pgvector. This skill enforces: RLS policies on every table, proper PostgreSQL schema design, real-time channel organization, storage bucket policies, edge function cold start handling. Do NOT use for: Firebase, AWS Amplify, Appwrite, general PostgreSQL architecture (use database-patterns), non-PostgreSQL backends.

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Backend Webhooks · j4flmao bundle
Use this skill when the user says 'webhook', 'webhook receiver', 'webhook delivery', 'signature verification', 'HMAC', 'event delivery', 'outgoing webhook', 'incoming webhook', 'retry webhook', 'webhook endpoint'. This skill implements receiving, verifying, retrying, and delivering webhooks securely. Applies to any backend stack. Do NOT use for: server-sent events (SSE), WebSockets, or long-polling fallbacks.

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Blockchain Core · j4flmao bundle
Use this skill when asked about blockchain fundamentals, consensus mechanisms, PoW, PoS, gas, staking, blockchain data structures, DAG consensus, Avalanche, MEV, PBS, economic security, blockchain node implementation. Languages: C++, Go. Covers core protocol engineering including consensus algorithms (Nakamoto, PBFT, HotStuff, Snowman, DAG-BFT), MEV taxonomy and supply chain (PBS, ePBS, MEV-Boost, FOCIL), cryptographic primitives (hashing, ECDSA, BLS, Merkle proofs), state machine design (UTXO, account model), mempool and transaction pool, P2P networking, and blockchain storage engines. Do NOT use for: smart contract development (use blockchain-application), web3 frontend integration (use blockchain-web3), or general cryptography outside blockchain context.

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Blockchain Defi · j4flmao bundle
Use this skill when asked about decentralized finance, DeFi protocols, AMM mechanics, lending and borrowing protocols, perpetual futures, yield farming, liquidity mining, liquid staking, restaking, yield optimization, DeFi security, MEV, and protocol composability. Covers AMM design (Uniswap, Curve, Balancer), lending protocols (Aave, Compound, Morpho), derivatives (dYdX, GMX, Synthetix), liquid staking (Lido, Rocket Pool, EigenLayer restaking), and yield strategies (Yearn, Convex). Do NOT use for: general smart contract development (use blockchain-application), blockchain core protocol (use blockchain-core), or web3 UI integration (use blockchain-web3).

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Blockchain Web3 · j4flmao bundle
Use this skill when asked about web3 frontend development, ethers.js, viem, wagmi, web3.js, wallet integration (MetaMask, Phantom, WalletConnect), dApp architecture, RPC providers (Alchemy, Infura), and TypeScript blockchain SDKs. Language: TypeScript. Covers reading blockchain state, sending transactions, wallet connection flows, contract interaction patterns, event subscription, gas estimation, multicall patterns, and account abstraction (ERC-4337). Do NOT use for: smart contract development (use blockchain-application), core protocol (use blockchain-core), or blockchain testing (use blockchain-testing).

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K8S Operators · j4flmao
Kubernetes Operators and CRDs

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Dev Loop Tech Debt Tracker · j4flmao bundle
Use when the user asks about technical debt tracking, tech debt management, code quality metrics, debt prioritization, or establishing a tech debt reduction process. Do NOT use for: refactoring implementation (dev-loop-refactor-guide), or code review (dev-loop-code-review).

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Gitops Argocd · j4flmao
GitOps with ArgoCD

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Devops Kubernetes For Data · j4flmao bundle
Use this skill when running data workloads on Kubernetes: Spark on K8s, Airflow on K8s, Kafka on K8s, Strimzi, Spark Operator, Volcano, GPU scheduling, node pools, Karpenter, CSI storage for data workloads. This skill enforces: resource management for Spark executors, GPU scheduling config, node pool design, storage class selection, operator configuration. Do NOT use for: general Kubernetes (use kubernetes-patterns), data pipeline design (use etl-pipeline), Kafka topic design (use streaming).

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Enterprise Cost Governance · j4flmao bundle
Use this skill when implementing cloud cost governance: cost allocation, budgets, chargeback, anomaly detection, and optimization. This skill enforces: tagging strategy, budget alerts, cost anomaly detection, showback/chargeback. Do NOT use for: FinOps tool selection, procurement, vendor negotiation, invoice reconciliation.

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Enterprise Data Governance · j4flmao bundle
Use this skill when implementing data governance frameworks: classification, cataloging, lineage, quality, and retention. This skill enforces: data classification, schema registry, lineage tracking, quality monitoring. Do NOT use for: database administration, ETL implementation, data pipeline engineering.

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Frontend Qwik Architecture · j4flmao bundle
Use this skill when the user says 'Qwik', 'Qwik architecture', 'Qwik resumable', 'Qwik City', 'Qwik component', '$()', 'resumable', 'lazy loading Qwik', 'Qwik vs React'. This skill enforces: resumability (no hydration, serialized state), dollar-sign API for lazy boundaries, Qwik City file-based routing with lazy loaders/actions, and automatic bundle splitting per component and event. Requires Qwik project (package.json with @builder.io/qwik). Do NOT use for: React, SolidJS, or other eager-hydration frameworks.

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React Fiber Architecture · j4flmao
Deep dive into React Fiber Architecture, reconciliation algorithm, work loops, rendering phases, and concurrent mode mechanics.

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Frontend Testing · j4flmao bundle
Use this skill when the user says 'frontend testing', 'component test', 'React testing', 'Vue testing', 'Angular testing', 'testing library', 'Cypress', 'Playwright', 'snapshot test', 'what to test frontend', or when writing frontend tests. This skill enforces: Testing Library queries by user-facing attributes (getByRole, getByLabelText), userEvent over fireEvent, component tests for every component state, E2E for critical journeys only (5-10 per app), accessibility assertions in every test, and zero snapshot tests. Works with any frontend framework. Do NOT use for: backend testing, API testing, or manual QA.

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Frontend Theming · j4flmao bundle
Use this skill when the user says 'theming', 'dark mode', 'light mode', 'theme switching', 'CSS variables', 'custom properties', 'theme provider', 'theme context', 'color scheme', 'prefers-color-scheme', 'theme toggle', 'design tokens'. Implement theme systems with CSS variables, dark mode, design tokens, and per-framework patterns. Do NOT use for: CSS-in-JS library selection or UI component design.

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Cpu Architecture · j4flmao bundle
CPU Architecture & Microarchitecture

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Ebpf Engineering · j4flmao bundle
eBPF Engineering (Extended Berkeley Packet Filter)

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Management Risk Management · j4flmao bundle
Use this skill when the user says 'risk management', 'risk register', 'risk assessment', 'risk mitigation', 'project risk', 'technical risk', 'risk matrix', 'risk analysis', 'probability impact', 'risk log'. Identify, assess, and plan responses for project and technical risks. Do NOT use for: security vulnerability scanning or compliance audits.

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Mobile Localization · j4flmao bundle
Enforce mobile localization patterns for iOS (.strings, .xcstrings) and Android (strings.xml), including plural rules (CLDR), RTL layout support, OTA updates, translation management, locale detection, date/number formatting, and CI integration. NOT for web localization or server-side i18n.

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Mobile Analytics · j4flmao bundle
Use this skill when the user says 'analytics', 'event tracking', 'Firebase Analytics', 'Mixpanel', 'Amplitude', 'app analytics', 'event logging', 'user properties', 'screen tracking', 'funnel analytics', 'user behavior', 'telemetry'. Track events, screen views, and user properties in mobile apps with privacy compliance. Do NOT use for: server-side analytics or web analytics.

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Persona Staff Frontend Engineer · j4flmao
Adopts the mindset and thought process of a Staff-level Frontend Engineer focusing on Core Web Vitals, Micro-Frontends, Global State Management, and scale-level Accessibility (a11y).

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Quantum Scientist Persona · j4flmao
Adopts the persona of a Principal Quantum Physicist, shifting mindset from binary logic to Superposition, Entanglement, and probabilistic outcomes.

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Red Team Operator · j4flmao
Adopts the persona of a Principal Red Team Operator for conceptual security analysis and APT simulation.

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Persona Security Engineer · j4flmao
Adopts the persona of a Staff-level Security Engineer. Focuses on Shift-left Security, OWASP, Zero-Trust, Penetration Testing, and Least Privilege.

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Planning Create Pitch Deck · j4flmao bundle
Use this skill when the user says 'create pitch deck', 'pitch deck', 'investor pitch', 'startup pitch', 'fundraising deck', 'product pitch', 'presentation deck'. Generate a structured investor pitch deck slide-by-slide with storytelling arc and key content. Do NOT use for: business plan writing or financial modeling.

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Product Growth Engineering · j4flmao bundle
Use this skill when designing growth engineering initiatives: viral loops, activation optimization, referral mechanics, and conversion experiments. This skill enforces: growth loop design, activation optimization, viral mechanics, conversion optimization. Do NOT use for: paid acquisition, SEO strategy, content marketing, sales funnel optimization.

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Quality Acceptance Testing · j4flmao bundle
Use when the user asks about user acceptance testing (UAT), alpha/beta testing, business scenario testing, acceptance criteria, Gherkin, specification by example, or sign-off processes. Do NOT use for: unit testing (quality-unit-testing), integration testing (quality-integration-testing), or regression testing (quality-regression-testing).

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Quality Regression Testing · j4flmao bundle
Use when the user asks about regression testing, test selection, regression suite design, automation maintenance, flaky tests, or regression metrics. Do NOT use for: smoke/BVT testing (quality-smoke-testing), acceptance testing (quality-acceptance-testing), or exploratory testing (quality-exploratory-testing).

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AI Agent Memory Paradigms · j4flmao
Theoretical foundations of Working, Semantic, and Episodic memory systems for autonomous agents.

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Kv Cache · j4flmao
KV Cache and Attention Mechanisms: PagedAttention and vLLM

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Dotnet Architecture · j4flmao bundle
Use this skill when structuring .NET applications — clean architecture, vertical slices, CQRS, MediatR, dependency injection, and project organization. This skill enforces: solution structure conventions, dependency flow direction, DI registration patterns, and architecture testing. Requires .NET SDK (dotnet new). Do NOT use for: Go, Node.js, Java, or non-.NET stacks.

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Elysia Architecture · j4flmao bundle
Use this skill when structuring Elysia.js applications — Bun-native web framework, plugin system, lifecycle hooks, type-safe routing with Eden Treaty. This skill enforces: plugin-based architecture, Elysia lifecycle (state/derive/resolve/onRequest/afterHandle), TypeScript strict mode, Eden Treaty client generation. Requires Bun (bun create elysia). Do NOT use for: Express.js projects, Node.js apps, or non-Elysia Bun projects.

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Kotlin Architecture · j4flmao bundle
Use this skill when designing Kotlin backend architecture — Ktor, Spring WebFlux, http4k. Project structure, coroutine pipelines, routing, error handling, DI. This skill enforces: structured concurrency, proper coroutine scope management, layered architecture, validation. Do NOT use for: frontend architecture, database schema design, Kotlin Multiplatform Mobile.

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Nestjs Architecture · j4flmao bundle
Use this skill when structuring NestJS applications — module-based architecture, dependency injection, provider scopes, dynamic modules, and monorepo structure. This skill enforces: one module per domain, provider encapsulation, module boundary enforcement, global vs scoped providers. Requires @nestjs/core. Do NOT use for: Express-only projects, React/Vue frontend, or non-NestJS Node.js frameworks.

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Nodejs Architecture · j4flmao bundle
Use this skill when designing Node.js backend architecture — Express, Fastify, Hono. Project structure, middleware pipeline, routing, error handling, validation. This skill enforces: separation of concerns, correct middleware ordering, global error handling, Zod/Joi validation integration. Do NOT use for: frontend architecture, database schema design, DevOps configuration.

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Backend Transactional Email · j4flmao bundle
Enforce transactional email patterns including SMTP/SES/SendGrid/Resend setup, MJML responsive template design, deliverability (SPF/DKIM/DMARC), webhook handling, rate limiting, and GDPR-compliant email operations. NOT for marketing campaigns, newsletters, or bulk unsolicited email.

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AWS Serverless · j4flmao
AWS Serverless: Deep Dive into Lambda and Firecracker

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Blue Team Soc Operations · j4flmao
Master methodologies for SIEM architecture, incident response, and threat hunting.

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Data Cost Optimization · j4flmao bundle
Use this skill when asked about data cost optimization, Snowflake cost management, BigQuery slot management, S3 storage tiering, warehouse cost optimization, FinOps for data, cloud data cost reduction, or query cost analysis. This skill enforces: Snowflake credit usage analysis with query optimization, BigQuery slot commitment planning and reservation management, S3 lifecycle policies for storage tiering, warehouse auto-scaling and clustering configuration, and FinOps practices for data platform cost allocation. Do NOT use for: general cloud FinOps (use dedicated FinOps skill), data pipeline design (use data-etl-pipeline), or infrastructure cost estimation (use infra-costing skill).

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Dev Loop Debugging Strategy · j4flmao bundle
Use when the user asks about debugging strategies, debugging methodologies, log analysis, debugging tools, root cause analysis, or systematic debugging approaches. Do NOT use for: performance profiling (dev-loop-performance-profiler), or code review (dev-loop-code-review).

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Kubernetes Internals · j4flmao
The Kubernetes Control Plane under the hood, etcd consensus (Raft), kube-apiserver event loops, kubelet operation, and CNI fundamentals.

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645 published skills · page 7 of 7