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Solo Founder Product Engineering Handbook

A handbook for discovering, building, shipping, operating, and scaling products as a one-person team.

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A focused workbench connected to customer, product, shipping, operations, and learning loops.

Reading order

Contents

Part 1

The Solo Founder Product Engineering Operating System

5 entries
  1. 01 What You Are Actually Building
  2. 02 The Solo Founder Equation
  3. 03 Product-Market Fit for Solo Founders
  4. 04 The Three Loops: Discover, Build, Distribute
  5. 05 The Five Product Risks

Part 2

Choosing an Idea You Can Actually Win

5 entries
  1. 06 Where Solo Founder Ideas Come From
  2. 07 Founder-Market-Engineering Fit
  3. 08 The Solo Founder Idea Filter
  4. 09 Choosing a Wedge You Can Build Alone
  5. 10 Market Selection for a One-Person Company

Part 3

Customer Discovery Before Code

5 entries
  1. 11 Discovery for Builders Who Want to Code Too Soon
  2. 12 The Problem Interview
  3. 13 Workflow Discovery
  4. 14 Current Alternatives and the Build Opportunity
  5. 15 Discovery Synthesis for Solo Founders

Part 4

Product Strategy Before Architecture

5 entries
  1. 16 The Product Thesis
  2. 17 Positioning Before Product
  3. 18 Pricing Before Overbuilding
  4. 19 Distribution Strategy for Solo Founders
  5. 20 Business Model and Operational Burden

Part 5

Technical Strategy Before MVP

8 entries
  1. 21 The Boring Stack Doctrine
  2. 22 Architecture for Learning
  3. 23 Build, Buy, Borrow, Fake, or Defer
  4. 24 The Solo Founder Technical Baseline
  5. 25 Data Model as Product Strategy
  6. 26 Instrumentation from Day One
  7. 27 Security, Privacy, and Trust for the Solo Founder
  8. 28 AI-Assisted Engineering Without Losing Judgment

Part 6

Prototypes, MVPs, and Manual Systems

5 entries
  1. 29 Prototype to Answer One Question
  2. 30 The Code-to-Evidence Ladder
  3. 31 MVPs for Solo Founders
  4. 32 UX and Design Systems for Solo Founders
  5. 33 Quality Bar: Minimum Viable, Lovable, Safe, and Trustworthy

Part 7

Launching, Operating, and Supporting Alone

6 entries
  1. 34 Early User Recruitment for Solo Founders
  2. 35 Launching Without a Team
  3. 36 Onboarding as the First Product
  4. 37 Support as Discovery
  5. 38 One-Person Operations
  6. 39 Reliability Without Overengineering

Part 8

Measuring Product-Market Fit

5 entries
  1. 40 Metrics That Matter Before PMF
  2. 41 Building the PMF Dashboard
  3. 42 Retention Analysis for Builders
  4. 43 Revenue Quality
  5. 44 Qualitative PMF Signal

Part 9

Iteration, Refactoring, Pivoting, and Technical Debt

5 entries
  1. 45 PMF Diagnosis
  2. 46 Technical Debt as Product Debt
  3. 47 Refactoring After Evidence
  4. 48 Pivoting When You Have Already Built
  5. 49 Killing Features and Products

Part 10

Scaling Beyond Yourself

5 entries
  1. 50 Signs You Are Moving from Search to Scale
  2. 51 Hardening the Product
  3. 52 Hiring the First Help
  4. 53 Preparing the Codebase for Other Humans
  5. 54 Founder Evolution After PMF

Part 11

Product-Type Playbooks for Solo Founders

7 entries
  1. 55 B2B SaaS for Solo Founders
  2. 56 Consumer Products for Solo Founders
  3. 57 Marketplaces for Solo Founders
  4. 58 AI-Native Products for Solo Founders
  5. 59 Developer Tools for Solo Founders
  6. 60 Internal Tools Becoming Products
  7. 61 Regulated and Trust-Heavy Products

Reading section

Product Strategy Templates

14 entries
  1. Field tool Product-System Definition Canvas
  2. Field tool Founder-Market-Engineering Fit Scorecard
  3. Field tool Solo Founder Idea Kill Sheet
  4. Field tool Market Attractiveness for Solo Founders Matrix
  5. Field tool Solo Wedge Canvas
  6. Field tool ICP One-Pager
  7. Field tool Workflow Pain Map
  8. Field tool Alternative-to-MVP Translation Sheet
  9. Field tool Discovery-to-Build Decision Memo
  10. Field tool Product Thesis Memo
  11. Field tool Positioning-to-Scope Map
  12. Field tool Pricing Hypothesis Sheet
  13. Field tool GTM Test Plan
  14. Field tool Business Model Complexity Map

Reading section

Discovery Scripts

12 entries
  1. Field tool Cold Outreach Script
  2. Field tool Warm Intro Request
  3. Field tool Customer Interview Script
  4. Field tool Buyer Interview Script
  5. Field tool Workflow Discovery Script
  6. Field tool Pricing Interview Script
  7. Field tool Churn Interview Script
  8. Field tool Win-Loss Interview Script
  9. Field tool Beta-User Invite
  10. Field tool Design-Partner Pitch
  11. Field tool Pilot Proposal
  12. Field tool Referral Request

Reading section

Engineering Templates

17 entries
  1. Field tool Stack Selection Scorecard
  2. Field tool Pre-PMF Architecture Blueprint
  3. Field tool Build-Buy-Borrow-Fake-Defer Matrix
  4. Field tool Minimum Technical Baseline Checklist
  5. Field tool Core Object Map
  6. Field tool Event Taxonomy Template
  7. Field tool API Design Brief
  8. Field tool Technical Decision Record
  9. Field tool Security Checklist
  10. Field tool Privacy Checklist
  11. Field tool Deployment Checklist
  12. Field tool Backup and Recovery Checklist
  13. Field tool Error Tracking Checklist
  14. Field tool Admin Panel Checklist
  15. Field tool One-Person Ops Runbook
  16. Field tool AI Coding Review Checklist
  17. Field tool Codebase Handoff Checklist

Reading section

MVP and Experiment Tools

12 entries
  1. Field tool Prototype Decision Tree
  2. Field tool Code-to-Evidence Ladder
  3. Field tool MVP Experiment Card
  4. Field tool Concierge MVP Plan
  5. Field tool Wizard-of-Oz MVP Plan
  6. Field tool Landing Page Test Plan
  7. Field tool Paid Pilot Plan
  8. Field tool Manual Workflow Plan
  9. Field tool Beta Launch Plan
  10. Field tool Launch Retrospective
  11. Field tool Experiment Results Memo
  12. Field tool Kill Criteria Checklist

Reading section

Metrics and PMF Tools

12 entries
  1. Field tool Pre-PMF Metrics Tree
  2. Field tool Event Tracking Plan
  3. Field tool PMF Dashboard Template
  4. Field tool Activation Funnel Map
  5. Field tool Retention Cohort Spreadsheet
  6. Field tool Revenue Quality Scorecard
  7. Field tool PMF Survey Kit
  8. Field tool Qualitative PMF Signal Log
  9. Field tool Churn Analysis Template
  10. Field tool Segment PMF Comparison Sheet
  11. Field tool PMF Confidence Scorecard
  12. Field tool Search-to-Scale Readiness Scorecard

Reading section

Operations and Scaling Tools

12 entries
  1. Field tool Weekly Solo Founder Operating Cadence
  2. Field tool Customer Support Taxonomy
  3. Field tool Support-to-Product Feedback System
  4. Field tool Incident Response Template
  5. Field tool Post-PMF Hardening Roadmap
  6. Field tool Technical Debt Triage Board
  7. Field tool Evidence-Based Refactor Plan
  8. Field tool Feature Kill Checklist
  9. Field tool First Hire Decision Matrix
  10. Field tool Contractor Brief Template
  11. Field tool Codebase Handoff Checklist
  12. Field tool Founder Role Transition Map