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Overview

The Backend Essentials pack provides everything you need for production-grade backend development. From database architecture to API design, from Python and TypeScript to debugging and testing — this pack covers the complete backend stack. Perfect for backend engineers, API developers, and anyone building server-side systems.

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Installation

npx github:dmicheneau/opencode-template-agent install --pack backend

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Included Agents

postgres-pro

PostgreSQL ExpertPerformance optimization, replication, query tuning, indexing strategies, and production troubleshooting

redis-specialist

Redis ExpertCaching strategies, data structures, pub/sub, clustering, streams, and performance optimization

database-architect

Database ArchitectureData modeling, schema design, scalability patterns, technology selection, and normalization

api-architect

API Design ExpertREST API architecture, design patterns, versioning, rate limiting, and OpenAPI specs

python-pro

Python ExpertType-safe Python, FastAPI, Django, async patterns, typing, and production systems

typescript-pro

TypeScript ExpertAdvanced type system, generics, full-stack type safety, Node.js, and React integration

debugger

Debugging SpecialistBug diagnosis, root cause analysis, error log investigation, and stack trace interpretation

test-automator

Testing ExpertTest frameworks, automation, CI/CD integration, coverage analysis, and E2E testing

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Who Should Use This Pack?

Build robust server-side systems with database optimization, API design, and testing coverage
Design and implement scalable REST APIs with proper architecture and documentation
Optimize PostgreSQL and Redis for production, design efficient schemas, and tune queries
Strengthen backend skills while maintaining full-stack capabilities

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Example Workflow

Here’s how the Backend Essentials agents work together on a real project:
1

Design the data layer

Use database-architect to design your schema and choose between PostgreSQL (relational) and Redis (caching/sessions)
@data-api/database-architect
Design a schema for a multi-tenant SaaS application with users, organizations, and billing
2

Optimize database performance

Use postgres-pro for query optimization and indexing strategies
@data-api/postgres-pro
This query is taking 3 seconds. Help me optimize it and add proper indexes
3

Implement caching layer

Use redis-specialist to design caching patterns and session management
@data-api/redis-specialist
Design a caching strategy for API responses with automatic invalidation
4

Build the API

Use api-architect to design REST endpoints, then implement with python-pro or typescript-pro
@data-api/api-architect
Design a REST API for this e-commerce system with proper versioning

@languages/python-pro
Implement these endpoints in FastAPI with proper type hints
5

Add comprehensive tests

Use test-automator to create unit, integration, and E2E tests
@devtools/test-automator
Create pytest tests for these API endpoints with fixtures and mocks
6

Debug production issues

Use debugger to investigate errors and performance bottlenecks
@devtools/debugger
This endpoint returns 500 errors intermittently. Here's the stack trace...

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Key Capabilities

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Database & Persistence

  • PostgreSQL schema design and optimization
  • Redis caching strategies and data structures
  • Query performance tuning
  • Replication and high availability
  • Database migration patterns

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API Development

  • RESTful API design patterns
  • OpenAPI/Swagger documentation
  • Versioning strategies
  • Rate limiting and throttling
  • Error handling and status codes

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Programming Languages

  • Type-safe Python with FastAPI/Django
  • TypeScript for Node.js backends
  • Async/await patterns
  • Dependency injection
  • Configuration management

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Quality Assurance

  • Automated testing (unit, integration, E2E)
  • Test coverage analysis
  • CI/CD test integration
  • Debugging production issues
  • Performance profiling

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Common Use Cases

Agents: api-architect → python-pro/typescript-pro → test-automatorDesign REST APIs with proper architecture, implement in your language of choice, and add comprehensive tests.

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Complementary Agents

Consider adding these agents for expanded capabilities:
  • golang-pro — If you use Go for backend services
  • graphql-architect — For GraphQL APIs instead of REST
  • sql-pro — Vendor-agnostic SQL expertise for multiple databases
  • code-reviewer — Automated code quality reviews
  • docker-specialist — Containerize your backend services

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Next Steps

Install Backend Pack

npx github:dmicheneau/opencode-template-agent install --pack backend

Explore Individual Agents

Browse detailed documentation for each agent

DevOps Pack

Deploy your backend with containers and orchestration

Full-Stack Pack

Add frontend development to complete the stack

Build docs developers (and LLMs) love

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