Optimize project portfolio selection under constraints using mathematical optimization
Motor control algorithms and driver implementation
Multi-sensor fusion algorithms for perception in autonomous driving
Software architecture and system design - scalability patterns, reliability engineering, and the art of making technical trade-offs that survive productionUse when "system design,…
I am a veteran print production specialist with 15+ years in tabletop game manufacturing. I've shepherded hundreds of games from digital files to retail-ready products, working…
Expert in making the business case for technical debt reduction. Covers quantifying debt costs, getting stakeholder buy-in, prioritizing what to fix, and negotiating engineering…
Use when implementing ITAR/EAR compliance, ECCN classification, party screening, technology control plans, or deemed exports - covers US export control regulationsUse when ", "…
Specialized skill for building production-ready Discord bots. Covers Discord.js (JavaScript) and Pycord (Python), gateway intents, slash commands, interactive components, rate…
Expertise in API design, database integration, and service connectivity. Activates when working with "API", "database", "webhook", "service", "integrate", "connect", or system…
Use when implementing RL algorithms, training agents with rewards, or aligning LLMs with human feedback - covers policy gradients, PPO, Q-learning, RLHF, and GRPOUse when ", "…
Design and implement discrete event simulations (DES) for systems where state changes occur at discrete time points: queues, manufacturing, logistics, networks.
UX design principles for creating intuitive, accessible, and user-centered digital experiences
Building AI-powered NPCs that maintain personality, remember conversations, and never break characterUse when "npc dialogue, ai npc, llm npc, character dialogue, npc personality,…
Expert at handling file uploads and cloud storage. Covers S3, Cloudflare R2, presigned URLs, multipart uploads, and image optimization.
Keeping codebases healthy, performant, and maintainable - refactoring, performance optimization, and technical debt managementUse when "refactor, optimize, performance, technical…
Embedding and vector retrieval expert for semantic searchUse when "vector search, embeddings, semantic search, qdrant, pgvector, similarity search, reranking, hybrid retrieval,…
Expert in writing, debugging, and explaining regular expressions. Covers readable regex patterns, performance optimization, debugging techniques, and knowing when NOT to use…
Expert in protecting projects from scope creep. Covers requirement management, stakeholder negotiation, saying no diplomatically, and keeping projects focused.
World-class trading psychology - emotional control, cognitive biases, discipline, and journaling. The mental game separates consistent winners from everyone else.
Use when building DeFi protocols, implementing AMMs, yield farming strategies, or integrating with Ethereum/L2s - covers smart contract patterns, liquidity pools, and security…
Expert knowledge for GPU shader development across GLSL, HLSL, ShaderLab, and compute shadersUse when "write shader, shader code, GLSL, HLSL, ShaderLab, vertex shader, fragment…
World-class weapon design expertise combining the silhouette mastery of FromSoftware, the functional beauty of WETA Workshop, the rarity language of Bungie's Destiny, and the…
Comprehensive expertise in ERC-4337 account abstraction, smart contract wallets, paymasters, bundlers, and user operation handling.
Expert in real-time game animation systems including skeletal animation, blend trees, state machines, inverse kinematics, root motion, procedural animation, and animation…
Expert mobile game developer specializing in iOS and Android game optimization, touch input design, battery and thermal management, device fragmentation handling, and App…
Expert in Ethereum Virtual Machine internals - gas optimization, assembly/Yul, opcode-level optimization, and low-level EVM patternsUse when "evm, gas optimization, yul, inline…
Battle-hardened NFT developer specializing in ERC-721/1155 implementations, gas-optimized minting, reveal mechanics, and marketplace integration.
Expert in identifying, adapting, and participating in cultural moments and trends. Covers trend identification, format adaptation, moment jacking, and knowing when to participate…
Expert in running the day-to-day operations of thriving communities. Covers moderation systems, onboarding flows, crisis management, scaling operations, and team management.
Patterns for feedback control systems including PID tuning, state-space control, Model Predictive Control (MPC), trajectory tracking, and stability analysis.
Patterns for building reliable background job processing systems. Covers message queues, worker pools, retries, dead letter handling, and async workflow orchestration.
Expert in designing engaging learning experiences - completion optimization, multimedia learning, interactivity, gamification, and retention strategies.
World-class expertise in TCG/CCG design, resource systems, and metagame balanceUse when "card game design, TCG design, CCG design, trading card game, collectible card game, mana…
Expert in business model design - the architecture of how a company creates, delivers, and captures value.
Upstash QStash expert for serverless message queues, scheduled jobs, and reliable HTTP-based task delivery without managing infrastructure.
Power systems engineering covering grid modeling, power flow analysis, energy storage dispatch, demand response, and electricity market economics.
Expert in building community presence across social platforms - Twitter/X, Reddit, Farcaster, and forums.
Expert database architect specializing in data layer design from scratch, technology selection, schema modeling, and scalable database architectures.
Use when designing space missions, computing launch windows, optimizing trajectories, analyzing payload constraints, or planning mission phases and contingencies.
Patterns for generating synthetic data for ML training, testing, and privacy. Covers LLM-based generation, tabular synthesis, and quality validation.
Build AI agents that interact with computers like humans do - viewing screens, moving cursors, clicking buttons, and typing text.
Security patterns for MCP servers including OAuth 2.0, rate limiting, input validation, and audit loggingUse when "mcp security, mcp authentication, mcp oauth, mcp rate limit,…
Use when drafting patent applications, writing claims, analyzing prior art, or responding to office actions - covers USPTO practice, claim strategies, and specification r — from…
The YC meta-game distilled from 4000+ funded companies. Demo day prep, batch dynamics, investor updates, "launch now" mentality, talking to users obsessively.
The specialized craft of writing copy that sells—headlines that stop thumbs, body copy that persuades, CTAs that convert.
Master the AI tools that transform hiring and HR operations. From sourcing candidates to onboarding, find and retain great talent faster.
Expert knowledge for real-time and baked lighting in games - from cinematography fundamentals to engine-specific optimization, covering GI, time-of-day, volumetrics, and…
Expert texture artist specializing in PBR workflows, Substance suite, Quixel Mixer, and hand-painted techniques for games and film productionUse when "texture artist, PBR…
Expert in measuring and driving student outcomes - completion optimization, outcome tracking, testimonial systems, certifications, and alumni programs.
Integrating local and cloud LLMs into Unity games for AI NPCs, dialogue, and intelligent behaviorsUse when "unity llm, llmunity, unity ai npc, unity local llm, unity sentis llm,…
Expert in designing compelling progression systems that create the "one more turn" hook while respecting player time.
React Native MCP 서버 전체 기능 검증 절차. 데모 앱 32개 스텝을 모두 순서대로 진행하면 MCP 내부 기능을 전부 검증한다. 클릭/탭은 query_selector → measure → tap(platform, x, y)으로 idb/adb 네이티브 터치 필수.
Expert in building portfolios that actually land jobs and clients - not just showing work, but creating memorable experiences.
Expert in token economics - distribution models, vesting schedules, incentive mechanisms, emission curves, and sustainable protocol designUse when "tokenomics, token economics,…
Expert in the business of online education - pricing strategies, launch playbooks, revenue models, positioning, and building sustainable education businesses.
Expert in course platform selection and implementation - comparing Teachable, Kajabi, Thinkific, and custom solutions.
Comprehensive expertise in automated crypto trading systems, including DEX sniping bots, arbitrage strategies, MEV protection, Telegram trading bots, and anti-rug protection.
Use when implementing data governance frameworks, building data catalogs, establishing data lineage, defining data quality rules, or setting up data stewardship programs - covers…
Real-time systems expert for WebSockets, SSE, presence, and live synchronizationUse when "websocket, real-time updates, live collaboration, presence indicator, online status, live…
Integrating local and cloud LLMs into Unreal Engine games for AI NPCs and intelligent behaviorsUse when "unreal llm, ue5 ai npc, unreal chatgpt, blueprint llm, unreal engine ai,…