Develop your success so that you can be the first.

Creation, re-platforming and e-commerce marketing services

Committed

to your success
100 M€
turnover in 2024 on e-commerce systems developed by At first
18
years dedicated entirely to the web and e-commerce
2
websites in the top 10 e-commerce websites - Capital Magazine
From concept to performance, At First propels your e-commerce business forward.

We design, develop and evolve your shop with a single goal in mind: to transform your project into a lasting success. Development, migration, optimisation, internationalisation... we remain committed at every stage, well beyond the launch.

At First is a small agency based in Alsace, bringing together enthusiasts of technology and e-commerce performance, organised to serve the ambitions of brands that want to go beyond simple online sales. Since 2008, our experts have been building robust and scalable e-commerce platforms by combining development, SEO/GEO, SEA, automation and international deployment.

This synergy between strategy and technology accelerates growth, secures performance and creates a real competitive advantage.

At first bureaux Colmar agence e-commerce
taylor made website

We create high-end websites that make an impression and stand out from the crowd.

Achievements

We design and develop tailor-made websites and solutions that meet our client's e-commerce and marketing needs. Discover some of our achievements.
Jardins de Gaïa site commerce PrestaShop

Migration of the e-commerce site for the Les Jardins de Gaïa tea brand to PrestaShop

  • PrestaShop
  • Migration
  • Marketing automation
  • ERP
  • SEA
  • Deepl Translation
Labonal site commerce Shopify

Migration of the Labonal brand e-commerce site to Shopify

  • Shopify
  • Migration
  • ERP
  • Brevo
Speck Sport site commerce PrestaShop

Redesign of Speck Sports e-commerce site on PrestaShop

  • PrestaShop
  • Performance Page Speed
  • SEO
  • SEA
  • Connectif
  • Deepl translation

We are ready to take on the challenges.

Développement web commerce

An e-commerce agency has in-depth knowledge of platforms (Prestashop, Shopify), conversion optimization methods, e-commerce-specific customer journeys, and all the details that can only be learned after thousands of hours of project work. An e-commerce agency also guides strategies for revenue growth and customer retention.

There is no miracle solution, no quick fix: improving the technical performance and speed of your e-commerce site requires methodical analysis and optimization of the code and third-party system loading. Our agency has specialized in these tasks for over 5 years and can optimize your site to a score of 100/100 on Google Page Speed.

By controlling the entire production chain from start to finish, we are able to act quickly, decisively, and seamlessly to optimize the customer journey, retain customers, acquire traffic, and provide comprehensive BI-style management tools to ensure that the right decisions are made at all times.

Yes, thanks to Deepl, we can translate your entire e-commerce site, saving you valuable time and money so that you can start selling your products in foreign countries within a few weeks.

© 2025 At first. All rights reserved
Legal notice
We crave challenges.
57 rue de Turcheim, 68000 Colmar
Grand-Est, France
Nous avons soif de challenges.
57 rue de Turcheim, 68000 Colmar
Grand-Est, France