slash.lu

Custom websites & SEO for Luxembourg businesses

Web Development Hesperange, Luxembourg

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About slash.lu

slash.lu builds custom websites and SEO systems for Luxembourg businesses. Every site runs on Astro — sub-1 second load times, 98+ Google PageSpeed scores. No WordPress, no templates, no platform lock-in. Trilingual delivery in French, English, and German.

Recent results:- INNOVALUX: invisible to top 3 on Google in 4 months, 98/100 PageSpeed- Solenergie: zero leads to full order book in 60 days, top 3 local rankings- AutoRachat: +75% conversion rate after rebuild- Sellect.lu: scaled from 0 to 150+ partner agencies- tack.lu: 100,000+ monthly organic search impressions- ProHabitat: local tradesman to regional reference, top 3 Google

Services: custom website development, technical SEO, local SEO and Google Business Profile optimization, web applications, AI integrations, ongoing digital growth advisory.

Founded by Marcio, with 8+ years building digital systems for Luxembourg businesses across automotive, real estate, construction, and professional services. Operates from Differdange. Serves all Luxembourg communes and the Grande Région (FR/DE/BE border).

Clients receive full source code on delivery. No platform lock-in, no recurring license fees.

Services

Capabilities listed on this profile.

AI AgentsAI DevelopmentDigital StrategyGraphic DesignLogoPerformance MarketingSearch Engine OptimizationUX/UI DesignWeb DesignWeb Development

Pricing

Self-reported by the listing.

Min. project

$5,000+

Hourly rate

$100 - $149 / hr

Team & locations

Hesperange, Luxembourg2 - 9 employeesFounded 2025More agencies here →

Questions & answers

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