Freelancers using ShopyFlow in MadridFreelancers using ShopyFlow in Madrid
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Berckan Guerrero's avatar
Berckan Guerrero
max
Madrid, Spain
14 years exp. Senior Full-stack engineer. AI-native workflow
$10k+
Earned
5x
Hired
5.0
Rating
12
Followers
14 years exp. Senior Full-stack engineer. AI-native workflow
Cover image for INCLUDE: Luxury wellness brand site
INCLUDE: Luxury wellness brand site with video-first marketing. HLS adaptive bitrate streaming via CloudFront CDN for zero-buffer playback across all devices and connection speeds. Accessible video player with poster frames, mute/unmute controls, and mobile-safe autoplay. Hybrid architecture: Webflow handles the editorial frontend with pixel-perfect design freedom, Shopify handles transactions and checkout. No traditional theme constraints. Full GDPR compliance with European consent management. Core Web Vitals passed: LCP 1.7s, CLS 0, FCP 1.0s, TTFB 0.4s. Lighthouse SEO 100. Webflow, Shopify, HLS.js, CloudFront, AWS. Delivered at Yumeda Studio.
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514
Cover image for Pulso (https://heypulso.com): Marketing and sales
Pulso (https://heypulso.com): Marketing and sales website for a web health monitoring service targeting small businesses in Latin America and Europe. Astro 5 static site with Stripe integration (EUR, USD, CLP), geolocation-based currency detection, and Resend API for transactional emails. Trilingual (ES/EN/FR). Four user flows in one site: email campaign recipients see personalized context, organic visitors get a free check CTA, salespeople share payment links, self-service users browse pricing and buy. Contact form via Resend API. Conditional hero based on referral source. 6 pricing tiers from free reports to monthly maintenance. Tone calibrated for Latin American SMBs. Stripe for subscriptions and one-time payments. Currency auto-switches via visitor geolocation.
1
994
Cover image for Pulso (https://heypulso.com): Prospect intelligence platform
Pulso (https://heypulso.com): Prospect intelligence platform that scans 28,000+ websites, scores them across 15 health metrics, and manages outreach from discovery to conversion. Scanner engine audits domains: SSL, performance, security headers, vulnerabilities, malware detection, SEO, accessibility. Each domain scores out of 100. Operations dashboard with prospect tables, inline notes, contact popovers, archiving, AI-generated outreach emails, and detail panels with color-coded health breakdowns. Role-based auth. Automated outreach generates custom reports per prospect via API with actual scores and recommendations. 14 years of web maintenance and optimization went into the scoring logic. Every check reflects real patterns found across hundreds of sites. 40,000+ domains. 15 metrics. Sub-second queries. Under €5/month infra.
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992
Cover image for SpeedDoc: AI-powered web performance optimization
SpeedDoc: AI-powered web performance optimization tool that scans websites, diagnoses bottlenecks, and generates ready-to-implement fix code. Not generic Lighthouse advice: actual code patches developers can copy and apply directly to their codebase. Built as part of a Vercel AI Accelerator application. Scans run against live URLs, identify specific performance issues (render-blocking resources, unoptimized images, layout shifts), and return targeted fixes with before/after impact estimates. Next.js 16, TypeScript, Tailwind 4, Vercel. Personal project.
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1K
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