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Master programming languages for backend development. Learn language selection, fundamentals, and ecosystem for JavaScript, Python, Go, Java, C#, PHP, Ruby, and Rust.

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Marketplace

pluginagentmarketplace-backend

pluginagentmarketplace/custom-plugin-backend

Plugin

backend-development-assistant

Repository

pluginagentmarketplace/custom-plugin-backend
1stars

skills/languages/SKILL.md

Last Verified

January 20, 2026

Install Skill

Select agents to install to:

Scope:
npx add-skill https://github.com/pluginagentmarketplace/custom-plugin-backend/blob/main/skills/languages/SKILL.md -a claude-code --skill languages

Installation paths:

Claude
.claude/skills/languages/
Powered by add-skill CLI

Instructions

# Programming Languages Skill

**Bonded to:** `programming-fundamentals-agent`

---

## Quick Start

```bash
# Invoke languages skill
"Help me choose a programming language for my backend project"
"Set up Python development environment"
"Compare Go vs Rust for microservices"
```

---

## Instructions

1. **Assess Requirements**: Evaluate project needs (performance, scalability, team expertise)
2. **Compare Languages**: Use decision matrix below
3. **Select Language**: Choose based on requirements and constraints
4. **Set Up Environment**: Configure IDE, package manager, linters
5. **Master Ecosystem**: Learn frameworks, testing tools, deployment

---

## Language Comparison Matrix

| Language | Best For | Performance | Learning | Ecosystem |
|----------|----------|-------------|----------|-----------|
| JavaScript/Node.js | Real-time, Full-stack | Good | Easy | Excellent |
| Python | ML/AI, APIs, Scripting | Moderate | Easy | Excellent |
| Go | Microservices, Cloud | Excellent | Medium | Good |
| Java | Enterprise, Android | Good | Medium | Excellent |
| C# | Microsoft, Games | Good | Medium | Good |
| Rust | Systems, Performance | Excellent | Hard | Growing |
| PHP | Web, WordPress | Moderate | Easy | Good |
| Ruby | Web, Startups | Moderate | Easy | Good |

---

## Decision Tree

```
Project Requirements?
    │
    ├─→ ML/AI/Data Science → Python
    │
    ├─→ High Performance Required?
    │     ├─→ Systems level → Rust
    │     └─→ Cloud/Microservices → Go
    │
    ├─→ Enterprise/Large Team → Java or C#
    │
    ├─→ Rapid Prototyping → Python or Ruby
    │
    └─→ Full-stack/Real-time → JavaScript/Node.js
```

---

## Examples

### Example 1: Language Selection
```
Input:  "I need to build a high-performance microservices API"
Output: Recommend Go or Rust
        - Go: Simpler, faster development, excellent concurrency
        - Rust: Maximum performance, memory safety, steeper learning curve
```

### Example 2: Environment Setup
```
Input:  "Set up Python de

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