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Case Study

Side Hustle Matcher: Practical Recommendation Engine

Most side-hustle advice is generic and commercially weak. I built this product to solve that by turning real work signals into ranked options users can actually deliver and sell. I owned the scoring engine, explanation layer, and premium results UX from end to end.

Next.js App RouterTypeScriptTailwind CSSRecommendation logicPersonalised explanations
Side Hustle Matcher landing page

Landing experience with a clear practical promise and a three-step explanation of the matching logic.

Problem and goal

Most side-hustle quizzes feel generic and personality-led. They produce weak suggestions that do not match what users can actually deliver in a paid setting.

The goal here was to build a more credible product engine: infer practical signals from real work patterns, then rank opportunities using explicit constraints and commercial fit.

The output needed to feel actionable, not academic. Every recommendation includes a clear fit rationale, a first offer, and concrete steps for the week ahead.

Challenge and solution

One challenge was avoiding generic role-title recommendations that feel random. I solved it by combining task signals, tool confidence, outputs, and constraints inside a transparent weighted scorer, which produced recommendations users could trust and act on immediately.

Core product decisions

Signal-first normalisation

Users are mapped from role family, weekly tasks, tool confidence, and delivered outputs. This produces stronger skill inference than title-only matching.

Transparent scoring engine

Recommendations are scored with clear weightings for skill fit, preference fit, constraints, commercial viability, confidence, and friction penalties.

Commercially useful output

Each top result includes a first offer example, starter pricing direction, outreach prompt, and three immediate action steps.

Trust through contrast

The results page also shows alternatives and one poor-fit option with reasons, which improves user trust and avoids generic hype.

What this project demonstrates

  • Designing recommendation logic that is editable, traceable, and commercially useful.
  • Translating research into a practical schema that supports rapid product iteration.
  • Building a conversion-friendly results flow that explains ranking decisions clearly.
  • Owning delivery from product framing through implementation and launch-ready polish.

Next improvements

  • Add richer comparison tools between top matches.
  • Support user accounts so recommendations can be saved and tracked over time.
  • Introduce screenshot-backed social proof and user outcome stories.
  • Add regional compliance overlays for location-specific regulation guidance.

Product walkthrough screenshots

End-to-end flow from quiz input through ranked recommendations, explanation layers, comparison tables, and launch planning.

Side Hustle Matcher quiz role-family step
Quiz flow with one question per step and visible progress.
Side Hustle Matcher scoring transparency table
Scoring transparency table used to explain ranking behaviour.
Commercial comparison and launch plan for top match
Commercial comparison and practical launch plan for the top recommendation.
Alternative options and poor-fit warning
Alternative options and a poor-fit warning to improve recommendation trust.
Top three recommendation cards with evidence
Top three recommendation cards with evidence, commercial angle, and first-week steps.