RubixScript Blog

Insights on development tools, productivity hacks, and building in public. From web utilities to mobile apps - sharing the journey of indie hacking.

Development

🤖 AI Agent Development in 2025: From Zero to Autonomous Systems

A 2025 guide to AI agent development: architecture, tools, frameworks, and deployment strategies for building autonomous systems.

Loki Reddi
10 min read
Quick Wins

Mastering Claude Code CLI: 30+ Essential Commands for AI-Powered Development

Loki Reddi
8 min read
Skill Development

♟️ How to Get Better at Chess: A Training Plan That Actually Works

A simple chess training plan that actually raises your rating: solve tactics daily, play slow games and review them, and add one idea at a time. ♟️

Loki Reddi
7 min read
Self-Improvement

🏋️ How to Track Your Workouts (and Actually Stick With It)

How to track your workouts and stick with it: log weight and reps, repeat a weekly split, and use progressive overload to keep gaining strength. 🏋️

Loki Reddi
6 min read
Marketing

📱 How to Plan a Week of Social Media Posts in One Sitting

Plan a whole week of social posts in one sitting: batch your content, schedule it across platforms, and engage in short bursts. 📱

Loki Reddi
6 min read
Skill Development

🃏 Pot Odds Explained: The Poker Math Every Player Should Know

Pot odds explained simply: compare the price of a call to your chance of winning using the rule of 2 and 4. The poker math every player needs. 🃏

Loki Reddi
6 min read
Self-Improvement

🎯 HabitSmash: Finally, A Tool Made for Breaking Bad Habits

Why I created HabitSmash, the first tool made specifically for breaking bad habits, with a unique reward system across free and premium tiers. 🎯

Loki Reddi
5 min read
Skill Development

📈 Level Up Any Skill Fast: The 1% Daily Progress Method

Achieve skill mastery with SkilQuest's 1% Daily Progress Method. Track daily micro-improvements and learn faster. 📈

Loki Reddi
3 min read
Personal Finance

💰 Master Your Finances in 2024: The AI-Powered Way

Transform your budgeting with AI-powered finance management. MoneyAI gives you automatic categorization, smart insights, and tracking without the manual work. 💰

Loki Reddi
4 min read
Productivity

⏱️ Double Your Focus with the 25-Minute Rule: Pomodoro Mastery

Master the science-backed Pomodoro Technique with FocusFlow and raise your productivity in 25-minute sessions. ⏱️

Loki Reddi
4 min read
AI Tools

🎨 Why I Built a Free AI Carousel Generator (And Why You Should Use It)

Why I built a free AI carousel generator instead of paying for expensive tools, and how it saves creators time and money. No subscriptions or limits. 🎨

Loki Reddi
5 min read
Marketing

🗺️ The Ultimate Free Promotion Map: 55+ High-DR Sites to List Your App

Discover 55+ high-authority websites where you can promote your app or SaaS for free. A comprehensive map of product directories, communities, and promotion strategies. 🗺️

Loki Reddi
8 min read
Marketing Strategies

🛡️ How to Market Your Product on Reddit Without Getting Banned

Practical strategies to promote your product on Reddit: build credibility, earn karma, and stay within community norms.

Loki Reddi
7 min read
Development

🚀 Master Prompts: Building Web & Mobile Apps with AI Assistance

A prompt library for AI-assisted web and mobile app development, covering feature definition, architecture, UI/UX, and code implementation.

Loki Reddi
8 min read
Mobile Development

🍳 My Fridge Was Judging Me, So I Built ZapRecipe

Tired of your fridge judging your lack of dinner ideas? I built ZapRecipe to fight back. Find recipes using the ingredients you *actually* have, with less waste and less stress. 🍳

Loki Reddi
4 min read
Quick Wins

How to Sign a PDF: Free Electronic Signature Guide (2025)

Learn how to sign a PDF electronically without an account. Step-by-step guide to adding digital signatures to PDFs using free online tools. No registration required, secure and legally binding.

Loki Reddi
8 min read
Quick Wins

How to Create Instagram Carousels: Free No Watermark Guide (2025)

Learn how to create Instagram carousels without watermark. Free carousel generator guide with templates, AI integration tips, and engagement strategies for LinkedIn and Instagram.

Loki Reddi
10 min read
Quick Wins

How to Extract Tables from PDF to Excel: Free No Signup Guide (2025)

Learn how to extract tables from PDF to Excel without signup. Free PDF table extractor guide with formatting preservation tips, troubleshooting, and batch processing workflows.

Loki Reddi
9 min read
Quick Wins

Complete Guide to AI Prompt Tools: Free Generators No Signup (2025)

Guide to free AI prompt generators, no signup required. Learn how to write better prompts for app icons, mockups, avatars, and assets. Prompt engineering tips for DALL-E, Midjourney, and ChatGPT.

Loki Reddi
12 min read

Stay Updated with RubixScript

Subscribe for the latest updates on new tools, features, and development insights. Join our community of developers and creators.

🚀 Master Prompts: Building Web & Mobile Apps with AI Assistance

Loki Reddi
8 min read

Structured AI prompts for solo developers building web and mobile apps on their own. 💻📱

Table of Contents

App Definition Prompts 🎯

1. Core Functionality

✅ Feature Definition:

Help me define the core features for a [type] app targeting [audience]. The app should solve [problem]. Include:

  1. Must-have features for MVP
  2. Nice-to-have features for future releases
  3. Potential technical challenges
  4. Third-party integration needs

2. Data Requirements

✅ Data Planning:

Help me plan the data for a [type] app that needs to store [data types]. Consider:

  1. Essential data points to capture
  2. Relationships between data
  3. Privacy requirements
  4. Data validation rules

✅ API Requirements:

Define the API requirements for [core features] including:

  1. Required endpoints
  2. Data formats
  3. Authentication needs
  4. Rate limiting considerations

✅ Integration Needs:

List the third-party services needed for [app features] including:

  1. Authentication providers
  2. Payment processors
  3. Storage solutions
  4. External APIs

Architecture Design Prompts 🏗️

1. System Architecture Planning

✅ Basic Architecture Setup:

Design a minimal viable system architecture for a [type] app that needs to handle [core features]. Focus on simplicity and quick deployment. Include only essential services and components.

✅ Database Structure:

Create a MongoDB/PostgreSQL schema for [feature set] optimized for a solo-developed app. Include:

  1. Essential collections/tables
  2. Key relationships
  3. Required indexes
  4. Sample documents/records

✅ API Blueprint:

Design RESTful API endpoints for [core features] following these requirements:

  1. Authentication handling
  2. CRUD operations for [main features]
  3. File upload handling
  4. Rate limiting considerations Include request/response formats and error handling.

2. Scalability Considerations

✅ Cost-Effective Scaling:

Suggest a scalable architecture for [app type] that:

  1. Starts with minimal cloud resources
  2. Can scale based on user growth
  3. Maintains low initial costs
  4. Uses serverless where possible

3. Security Framework

✅ Essential Security Setup:

Provide a security checklist and implementation guide for:

  1. User authentication
  2. Data encryption
  3. API security
  4. Input validation Include code examples for each security measure.

UI/UX Design Prompts 🎨

1. User Interface Planning

✅ Core Screens Design:

Create detailed wireframe descriptions for these essential screens:

  1. User onboarding flow
  2. Main dashboard
  3. [key feature] interface
  4. Settings page Include component layout and user interaction points.

✅ Responsive Approach:

Provide a mobile-first CSS strategy for [component/layout] that:

  1. Works on all devices
  2. Uses minimal custom CSS
  3. Leverages utility classes
  4. Maintains consistent spacing

2. Component Architecture

✅ Component Structure:

Design a reusable component system for [feature set] that includes:

  1. Base components (buttons, inputs, cards)
  2. Composite components
  3. Layout components
  4. State management approach

3. User Experience Flow

✅ Core User Journeys:

Map out the user journey for [key feature] including:

  1. Entry points
  2. Success states
  3. Error states
  4. Loading states
  5. Empty states

Code Implementation Prompts 💻

1. Frontend Development

✅ Component Implementation:

Write React/Vue code for [component] with:

  1. Props interface
  2. State management
  3. Error boundaries
  4. Loading states
  5. Unit test structure

✅ State Management Setup:

Implement minimal state management for [feature set] using:

  1. Local state strategy
  2. Global state needs
  3. API cache handling
  4. Persistence approach

2. Backend Development

✅ API Endpoints:

Create Express/FastAPI routes for [feature] including:

  1. Request validation
  2. Error handling
  3. Database queries
  4. Response formatting
  5. Authentication middleware

✅ Database Operations:

Write database queries for [feature] that:

  1. Optimize for performance
  2. Include error handling
  3. Implement caching
  4. Handle concurrent requests

3. Integration

✅ API Integration:

Develop frontend-backend integration for [feature] with:

  1. API client setup
  2. Request/response types
  3. Error handling
  4. Loading states
  5. Retry logic

✅ Third-Party Services:

Create integration code for [service] including:

  1. API key management
  2. Webhook handling
  3. Error recovery
  4. Usage monitoring

3. Styling and Theme Requirements

✅ Brand and Theme Definition:

Help me define a cohesive visual style for [app type] targeting [audience]. Include:

  1. Color palette selection (primary, secondary, accent colors)
  2. Typography system (heading and body fonts)
  3. Component styling guidelines
  4. Dark/light mode considerations

✅ Debug Strategy:

Set up debugging tools and patterns for [feature set] including:

  • Logger setup
  • Developer tools configuration
  • Common debugging patterns
  • Performance profiling
  • Network request debugging

4. Additional Implementation Strategies

✅ Project Structure:

Design a scalable folder structure for [app type] including:

  • Feature organization
  • Shared utilities
  • Type definitions
  • Constants management
  • Module boundaries

✅ Testing Structure:

Create a testing framework for [feature set] with:

  • Unit test templates
  • Integration test setups
  • Mock data generation
  • Test utility functions
  • Common test scenarios

✅ Code Performance:

Provide optimization patterns for [feature/component] including:

  • Code splitting strategy
  • Lazy loading implementation
  • Memory leak prevention
  • Bundle size optimization
  • Cache implementation

✅ Global Error Strategy:

Design an error handling system for [app type] covering:

  • Custom error classes
  • Error boundary patterns
  • API error responses
  • Logging strategy
  • User-friendly error messages

Final Tips for Solopreneurs 💡

✅ Start Small: Begin with core features and expand gradually
✅ Use Templates: Start from existing templates and boilerplates
✅ Automate Early: Set up CI/CD from the beginning
✅ Document As You Go: Keep simple documentation for future reference
✅ Choose Boring Technology: Stick to proven, well-documented tools

Wrap-Up 🎁

These prompts map to the steps a solo developer goes through to ship a production app. Get your MVP out first, then iterate on user feedback.

As a solopreneur, your time is limited. These prompts help you move faster without giving up code quality.

Keep updating your prompt library as AI tools change.

#AI development#prompt engineering#web development#mobile development#coding tips