MATTHEW

HALL

MATTHEW

HALL

MATTHEW

HALL

Case Studies

Product Impact Through Strategy & Execution

Deep dives and product insights

Cross-functional product strategy

Case Studies

Strategic product decisions drive market success. These case studies show how I led from vision to execution, delivering measurable impact across B2B and B2C platforms in startups and scale-ups.

Engagement

Frictionless Onboarding via Industry-First Innovation

Replaced manual setup with API driven onboarding, cutting time from hours to seconds and boosting engagement 600% across the product line.

⚡ Onboarding from hours to seconds |  Engagement ↑ 600%

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Growth

Scaling a Niche Dating Platform to a £7M Exit

Scaled a stagnant dating site into a multi million ARR brand through early freemium, gamification, and white label expansion, exiting for £7M.

💰 ARR ↑ multi million  |  Exit £7M

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SAAS

Lean-Team Launch of Multi-Product SaaS in Saturated Market

Unified distribution, publishing, and promotion into one platform, adopted in 20+ countries with MAUs up 1.9× in six months.

📈 MAU ↑ 1.9× | 20+ countries 

Read case study

New Markets

Audi and Volkswagen Digital Platform Launch

Rebuilt a UK only CMS into a multi market, RTL ready platform, winning a global RFP and lifting online led sales in key regions.

🏆 Won global RFP  |  On time multi market rollout

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Discovery

Early Phase Charity App Discovery

Validated a two sided charity marketplace via segmented research, incentive loops, and hyper local launch strategy, producing investor ready collateral.

🔍 Concept validated  |  Investor ready mockups

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Agentic AI

Agentic Content Generation via Vibe Coding

Built a WordPress plugin generating SEO-focused articles from single topics, delivered functional MVP in 7 hours using AI-accelerated development.

Key insight: Combining technical knowledge (APIs, SEO, scripting) with AI support dramatically accelerates delivery without requiring developer hand-off.

Read case study

Vibe Coding

Moodboard Generator via Vibe Coding

Built a minimal MVP converting five user inputs into comprehensive design direction, project headers, curated imagery, colour palettes, typography systems, and shareable PDFs.

Key insight: Fast visible results matter. Deterministic output renders instantly; progressive loading handles images; pragmatic fallbacks ensure reliability when third-party services fail.

Read case study

Advanced Prompting

Prompt-Engineered Design System

Generated consistent brand imagery across diverse subject matter using a constraint-based generative framework that functions as a design system expressed in natural language.

Key insight: Treating prompt engineering as system design—not ad-hoc tinkering—enables reproducibility and scale whilst maintaining creative control.

Read case study

AI Prose Engine

Modular State-Machine Architecture for LLM Narratives

A modular, state-machine architecture for LLM fiction. It solves context drift by treating narrative arcs as variable states, ensuring deep consistency.

Modular state-machine architecture that treats narrative consistency as an engineering problem, eliminating context drift by managing story elements as mutable variables.

Read case study

Agentic Workflow

Agentic Multi-Agent Workflow for Marketing Personalisation

Video Case Study: Agentic Workflow

Self-correcting multi-agent workflow and human-in-the-loop guardrails

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Engagement

Frictionless Onboarding via Industry-First Innovation

Replaced manual setup with API driven onboarding, cutting time from hours to seconds and boosting engagement 600% across the product line.

⚡ Onboarding from hours to seconds |  Engagement ↑ 600%

Read case study

Growth

Scaling a Niche Dating Platform to a £7M Exit

Scaled a stagnant dating site into a multi million ARR brand through early freemium, gamification, and white label expansion, exiting for £7M.

💰 ARR ↑ multi million  |  Exit £7M

Read case study

SAAS

Lean-Team Launch of Multi-Product SaaS in Saturated Market

Unified distribution, publishing, and promotion into one platform, adopted in 20+ countries with MAUs up 1.9× in six months.

📈 MAU ↑ 1.9× | 20+ countries 

Read case study

New Markets

Audi and Volkswagen Digital Platform Launch

Rebuilt a UK only CMS into a multi market, RTL ready platform, winning a global RFP and lifting online led sales in key regions.

🏆 Won global RFP  |  On time multi market rollout

Read case study

Discovery

Early Phase Charity App Discovery

Validated a two sided charity marketplace via segmented research, incentive loops, and hyper local launch strategy, producing investor ready collateral.

🔍 Concept validated  |  Investor ready mockups

Read case study

Agentic AI

Agentic Content Generation via Vibe Coding

Built a WordPress plugin generating SEO-focused articles from single topics, delivered functional MVP in 7 hours using AI-accelerated development.

Key insight: Combining technical knowledge (APIs, SEO, scripting) with AI support dramatically accelerates delivery without requiring developer hand-off.

Read case study

Vibe Coding

Moodboard Generator via Vibe Coding

Built a minimal MVP converting five user inputs into comprehensive design direction, project headers, curated imagery, colour palettes, typography systems, and shareable PDFs.

Key insight: Fast visible results matter. Deterministic output renders instantly; progressive loading handles images; pragmatic fallbacks ensure reliability when third-party services fail.

Read case study

Advanced Prompting

Prompt-Engineered Design System

Generated consistent brand imagery across diverse subject matter using a constraint-based generative framework that functions as a design system expressed in natural language.

Key insight: Treating prompt engineering as system design—not ad-hoc tinkering—enables reproducibility and scale whilst maintaining creative control.

Read case study

AI Prose Engine

Modular State-Machine Architecture for LLM Narratives

A modular, state-machine architecture for LLM fiction. It solves context drift by treating narrative arcs as variable states, ensuring deep consistency.

Modular state-machine architecture that treats narrative consistency as an engineering problem, eliminating context drift by managing story elements as mutable variables.

Read case study

Agentic Workflow

Agentic Multi-Agent Workflow for Marketing Personalisation

Video Case Study: Agentic Workflow

Self-correcting multi-agent workflow and human-in-the-loop guardrails

Read case study

Engagement

Frictionless Onboarding via Industry-First Innovation

Replaced manual setup with API driven onboarding, cutting time from hours to seconds and boosting engagement 600% across the product line.

⚡ Onboarding from hours to seconds |  Engagement ↑ 600%

Read case study

Growth

Scaling a Niche Dating Platform to a £7M Exit

Scaled a stagnant dating site into a multi million ARR brand through early freemium, gamification, and white label expansion, exiting for £7M.

💰 ARR ↑ multi million  |  Exit £7M

Read case study

SAAS

Lean-Team Launch of Multi-Product SaaS in Saturated Market

Unified distribution, publishing, and promotion into one platform, adopted in 20+ countries with MAUs up 1.9× in six months.

📈 MAU ↑ 1.9× | 20+ countries 

Read case study

New Markets

Audi and Volkswagen Digital Platform Launch

Rebuilt a UK only CMS into a multi market, RTL ready platform, winning a global RFP and lifting online led sales in key regions.

🏆 Won global RFP  |  On time multi market rollout

Read case study

Discovery

Early Phase Charity App Discovery

Validated a two sided charity marketplace via segmented research, incentive loops, and hyper local launch strategy, producing investor ready collateral.

🔍 Concept validated  |  Investor ready mockups

Read case study

Agentic AI

Agentic Content Generation via Vibe Coding

Built a WordPress plugin generating SEO-focused articles from single topics, delivered functional MVP in 7 hours using AI-accelerated development.

Key insight: Combining technical knowledge (APIs, SEO, scripting) with AI support dramatically accelerates delivery without requiring developer hand-off.

Read case study

Vibe Coding

Moodboard Generator via Vibe Coding

Built a minimal MVP converting five user inputs into comprehensive design direction, project headers, curated imagery, colour palettes, typography systems, and shareable PDFs.

Key insight: Fast visible results matter. Deterministic output renders instantly; progressive loading handles images; pragmatic fallbacks ensure reliability when third-party services fail.

Read case study

Advanced Prompting

Prompt-Engineered Design System

Generated consistent brand imagery across diverse subject matter using a constraint-based generative framework that functions as a design system expressed in natural language.

Key insight: Treating prompt engineering as system design—not ad-hoc tinkering—enables reproducibility and scale whilst maintaining creative control.

Read case study

AI Prose Engine

Modular State-Machine Architecture for LLM Narratives

A modular, state-machine architecture for LLM fiction. It solves context drift by treating narrative arcs as variable states, ensuring deep consistency.

Modular state-machine architecture that treats narrative consistency as an engineering problem, eliminating context drift by managing story elements as mutable variables.

Read case study

Agentic Workflow

Agentic Multi-Agent Workflow for Marketing Personalisation

Video Case Study: Agentic Workflow

Self-correcting multi-agent workflow and human-in-the-loop guardrails

Read case study