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Welocalize

Welocalize

Localization TechFrederick, USA2100 employeesFounded 1997www.welocalize.comMadridBarcelona

Welocalize is a global leader in the language and localization technology industry, providing translation, content adaptation, and AI data services to enterprise clients. Founded in 1997, the company helps multinational brands deliver localized products and content across markets, and has grown to employ thousands of linguists and managed services experts worldwide. With a strong focus on integrating human expertise with machine learning and AI, Welocalize supports some of the world's largest tech, gaming, and life sciences companies.

In Spain, Welocalize frequently hires remote contractors and freelancers for a wide range of roles, particularly in AI data review, multilingual content moderation, and SEO localization. Many of these positions are fully remote, making them accessible to international professionals across the country. The company is known for structuring projects into

Company History

Welocalize was founded in 1997 by Jurgen von Schelling and John Gibbons in Maryland, USA. Over the years, it has grown through acquisitions and organic expansion to become a major player in the language services industry, pioneering the integration of machine translation and AI into workflows. Its global network spans offices across Europe, the Americas, and Asia, supporting clients in technology, life sciences, retail, and automotive sectors.

For International Professionals

  • The company hires remote workers in Spain for AI data annotation and linguistic roles under varied contracts, sometimes including flexible/freelance setups.
  • Most Spain-based openings are listed as remote; many do not require prior localization experience, only fluency in the requested target language at a native level.
  • Welocalize is a global company with clients ranging from major tech firms to pharmaceutical giants, and international hires can contribute to English- and multilingual AI projects.
  • Some roles may come with basic computer/equipment requirements, while others expect you to have your own workspace and a stable connection; details are always confirmed during the offer stage.
  • As a materials factor, the company is known to have a flexible, independently-run workplace culture but is also contract-agnostic (freelance-to-employment transitions vary).

Open Positions (158)

€14 – €96,250/yearShowing the newest 100

100 open positions