role-architect

claude plugin marketplace add rnavarych/alpha-engineer

Alpha-Engineer: Claude Code Plugin Marketplace

24 agents. 191 skills. 22 commands. Specialized engineering plugins for Claude Code across 9 developer roles, 4 industry domains, and one unhinged team of 5 senior engineers.

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Billy Milligan — The Team Inside Your Head

5 senior engineers trapped in one plugin. They deliver excellent technical decisions. Multiplied personality disorder as a development methodology.

claude plugin install billy-milligan@alpha-engineer

/billy <on|off|status> — Toggle Protocol

Control the Billy Milligan experience.

/billy off     → Professional mode (for client demos)
/billy on      → Bring the idiots back
/billy status  → Show current state

22 commands | 52 technical skills | 5 agents with persistent memory

Agent	Role	Style
Viktor	Senior Architect	Draws boxes, quotes Fowler, never writes code
Max	Senior Tech Lead	Ships it, asks questions later
Dennis	Senior Fullstack Dev	Grumpy, writes the actual code
Sasha	Senior AQA Engineer	Paranoid, everything will break
Lena	Senior Business Analyst	Sharpest person in the room

Read the full Billy Milligan documentation — commands, memory system, team dynamics, relationship map, and running jokes.

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What's Inside

Category	Plugins	Agents	Skills	Commands
Foundation	1 (alpha-core)	2	11	--
Roles	9	9	96	--
Domains	4	8	32	--
Billy Milligan	1	5	52	22
Total	15	24	191	22

Developer Roles

• Senior Frontend Developer — React, Vue, Angular, CSS, accessibility, performance
• Senior Backend Developer — APIs, databases, microservices, message queues
• Senior Mobile Developer — React Native, Flutter, iOS, Android
• Senior DevOps Engineer — Docker, Kubernetes, Terraform, CI/CD, monitoring, AWS, Azure, GCP
• Senior AQA Engineer — Test strategy, E2E, API, performance, security testing
• Senior Architect — System design, ADRs, scalability, tech stack, AWS/Azure/GCP architecture
• Senior Fullstack Engineer — End-to-end development, scaffolding, deployment
• Senior Algorithms Engineer — Algorithm design, data structures, dynamic programming, graph algorithms, optimization
• Senior Database Engineer — 230+ databases across 14 categories, schema design, query optimization, replication, backup/recovery, migrations

Industry Domains

• IoT — MQTT, device management, edge computing, time-series data
• E-Commerce — Payments, catalogs, checkout, inventory, PCI compliance
• Fintech — Ledger design, transactions, regulatory compliance, fraud detection
• HealthCare — HIPAA, HL7 FHIR, PHI handling, EHR integration, telehealth

Cross-Cutting Foundation

• Database advisor (SQL, NoSQL, Graph, Columnar, Key-Value, Time Series)
• Security advisor (OWASP, auth, encryption)
• API design (REST, GraphQL, gRPC, WebSocket)
• Architecture patterns (SOLID, DDD, CQRS, microservices)
• Testing patterns, Performance optimization, CI/CD, Observability, Cloud infrastructure
• AI/ML engineering (system design, SaaS platforms, MLOps)
• Code review, Legal compliance reviews

Installation

Install the entire marketplace

claude plugin marketplace add rnavarych/alpha-engineer

Install individual plugins

claude plugin install alpha-core@alpha-engineer
claude plugin install role-backend@alpha-engineer
claude plugin install domain-fintech@alpha-engineer
claude plugin install billy-milligan@alpha-engineer

Recommended combinations

# Backend developer working on fintech
claude plugin install alpha-core@alpha-engineer
claude plugin install role-backend@alpha-engineer
claude plugin install domain-fintech@alpha-engineer

# Frontend developer working on e-commerce
claude plugin install alpha-core@alpha-engineer
claude plugin install role-frontend@alpha-engineer
claude plugin install domain-ecommerce@alpha-engineer

# DevOps engineer for IoT platform
claude plugin install alpha-core@alpha-engineer
claude plugin install role-devops@alpha-engineer
claude plugin install domain-iot@alpha-engineer

# Any role + Billy Milligan (adds team dynamics to any setup)
claude plugin install billy-milligan@alpha-engineer

Usage

Invoke skills directly

/alpha-core:database-advisor
/role-backend:microservices
/domain-fintech:ledger-design

Billy Milligan commands

/billy:plan add user authentication
/billy:debate Redis vs PostgreSQL for caching
/billy:review src/components/Auth.tsx
/billy:roast should we use GraphQL?
/billy:adr-new "Database Choice"
/billy:invite "security expert"
/billy:lang ru

Invoke agents directly