Skills

What I work with. Every skill on this page comes from production work — 10+ shipped products, 145+ branded sites, and operational experience across 7 Hetzner VPS and 18 PostgreSQL databases. Filter by category to narrow it down.

See the work About me

Showing 36 of 36 skills

PassionateFired upQuick studyLeveling upInnovatorCore strength

TypeScript / React / Next.js

TypeScript, React, Next.js, 16+ production apps

95%

Full-Stack Architecture

architecture, Next.js, Hono, tRPC, REST

95%

API Design

REST, tRPC, MCP, webhooks

90%

PostgreSQL & pgvector

PostgreSQL, Drizzle, pgvector, 18 databases

92%

Auth Systems

JWT rotation, __Host- cookies, scrypt, session

92%

Product Strategy

pricing, positioning, user psychology, 10+ products

95%

Pricing & Positioning

tiered pricing, plan enforcement, business model

90%

Subscription Lifecycle

Stripe, churn, grace periods, state machines

92%

Cart & Checkout Optimization

guest checkout, coupons, digital delivery, orders

90%

Marketplace Architecture

two-sided, ontology, SKU, 500K+ SKUs

88%

Platform Migration

WooCommerce, Shopify, data models, redirects

88%

Infrastructure & DevOps

Docker, Hetzner, 7 VPS, 30+ containers

92%

CI/CD Pipelines

GitHub Actions, Docker, automated deploys

88%

Core Web Vitals

LCP, INP, CLS, page speed

90%

Caching & CDN Strategy

edge caching, invalidation, static generation

85%

Security Engineering

CSRF, CSP, XSS, rate limiting, 41-issue audit

92%

Infrastructure Security

SSH hardening, fail2ban, 7 servers audited

88%

Web Security

OWASP Top 10, headers, input validation

90%

AI Integration

Claude, OpenAI, RAG, vector search, MCP

92%

Multi-Model Orchestration

Haiku / Sonnet / Opus, cost governance, per-token ledger

90%

Prompt Optimization

Harness Lab, self-improving, A/B testing, meta-learning

85%

AI Content Automation

Content Mint, state machines, multi-brand pipelines

88%

Growth & Analytics

A/B testing, funnel analysis, LTV, churn

88%

KPI Definition

conversion, AOV, LTV, engagement, dashboards

90%

Funnel Analysis & CRO

CRO, intent-based CTAs, multi-step funnels

90%

Dashboarding

custom dashboards, PostgreSQL, observability

82%

Design Tokens

OKLCH, WCAG AAA, CSS custom properties

92%

Component Libraries

54+ components, Tailwind, accessibility

90%

OKLCH Color Science

OKLCH, WCAG, perceptual uniformity

88%

Fluid Typography

clamp, responsive, CSS custom properties

88%

Accessibility (WCAG)

WCAG AAA, contrast, semantic HTML

85%

Multi-Channel Marketing

paid search, paid social, email, CRO

85%

Paid Acquisition

Google Ads, Meta, LinkedIn, TikTok

82%

Email Marketing

deliverability, drip sequences, transactional, Resend

88%

Content Marketing & SEO

topic clusters, 500K+ programmatic SEO pages

88%

Brand & Positioning

Squish Biscuit, 1.3M followers, brand systems

88%