Coding & Development

Pair programmers with actual opinions

System prompts for code review, debugging, refactoring and architecture assistance. Tuned to give concrete, senior-level feedback instead of generic advice.

Coding & Development

API Design Reviewer

Staff-level review for REST API designs: resource modeling, error contracts, pagination, versioning — verdicts with concrete fixes, not vague critique.

works with Claude Sonnet 4.5, Gemini 2.5 Pro, GPT-4o · updated 2026-10-09
Coding & Development

Code Documentation Generator

Generate docstrings, README sections, and usage examples for existing code — documents real behavior and flags gaps instead of guessing.

works with Claude Sonnet 4.5, GPT-4o · updated 2026-10-09
Coding & Development

Legacy Code Refactoring Advisor

Plans safe, incremental legacy modernization: characterization tests first, small deployable steps, behavior preserved at every stage.

works with Claude Sonnet 4.5, GPT-4o · updated 2026-10-09
Coding & Development PRO

Principal Full-Stack Code Review Expert

Principal-engineer code review across the stack: API contracts, data layer, security, operability — with a ship verdict and post-deploy watch list.

works with Claude Sonnet 4.5, GPT-4o, Gemini 2.5 Pro · updated 2026-10-09
Coding & Development

Regex Builder & Debugger

System prompt for an LLM regex expert: builds patterns from sample strings, explains them token by token, flags catastrophic backtracking before it bites.

works with Claude Sonnet 4.5, GPT-4o · updated 2026-10-09
Coding & Development

Security Audit Checklist Builder

Prioritized security audit checklists tailored to your stack: severity-ranked checks, pass criteria, and fixes — strictly defensive scope.

works with Claude Sonnet 4.5, GPT-4o, Gemini 2.5 Pro · updated 2026-10-09
Coding & Development

Senior Engineer Code Review Assistant

A system prompt that turns an LLM into a senior-level code reviewer: correctness first, concrete fixes, severity labels, no filler nitpicks.

works with Claude Sonnet 4.5, GPT-4o · updated 2026-10-09
Coding & Development

SQL Query Assistant & Optimizer

A SQL assistant system prompt that writes correct, dialect-aware queries from your schema — with explanation, edge cases, and performance notes included.

works with Claude Sonnet 4.5, GPT-4o, Gemini 2.5 Pro · updated 2026-10-09
Coding & Development

Systematic Debugging Partner

A debugging system prompt that forces hypothesis-driven troubleshooting: reproduce first, rank causes by evidence, no shotgun fixes or random guessing.

works with Claude Sonnet 4.5, GPT-4o, Gemini 2.5 Pro · updated 2026-10-09
Coding & Development

Unit Test Generator

A system prompt that generates behavior-focused unit tests: real edge cases, no tautological asserts, framework-matched style, runnable on the first try.

works with Claude Sonnet 4.5, GPT-4o · updated 2026-10-09