Top 10 JavaScript

Companies in Barcelona

Barcelona is one of the leading tech centers in Europe and the wealthiest city in Spain, ranking as the 5th largest startup hub after London, Paris, Berlin, and Stockholm. It hosts over 150 IT companies and is home to major players like Amazon and Airbnb. The city has also a generous number of startup programs, incubators, accelerator programs, and partnerships. Average IT salaries in Barcelona are $41K/year, which is lower than Madrid's $57K/year. The city has a mild climate, a dynamic lifestyle, and a supportive business environment, making it an attractive location for investors and professionals.

How Did We Pick the Best?

Web Design Sun

Barcelona, Spain

Team Size 10-49

Cost of Services $$$$$ $30-70/h

5.0

5 Reviews

Service Focus:

Web DevelopmentWeb DesignCustom Software Development + See more

Description

We are Web Design and Development Fully Remote Company focused on Client’s Results and Revenue. Let’s be honest – your revenue is very important to us, your success is our reputation. Our income depends on the effectiveness of the business solutions we provide. These are not empty words. Your results really matter to us! We have incredible expertise in creating customized web and mobile solutions; our programmers are dedicated code maniacs who ad...

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onext

Barcelona, Spain

Team Size 10-49

Cost of Services $$$$$ $30-70/h

Service Focus:

Enterprise App ModernizationWeb DevelopmentMobile App Development + See more

Description

At ONEXT, we specialize in agile and efficient IT outsourcing solutions, helping companies scale their tech teams with highly skilled professionals. Our expertise lies in delivering tailored talent solutions that align with your business objectives, ensuring flexibility, quality, and seamless integration with your existing workflows. We are not just an IT outsourcing provider—we are experts in our technology stack, with deep proficiency...

Our Take

onext focuses on providing high-quality IT solutions that optimize company operations and improve customer engagement. As one of the local market leaders, they believe that every business is unique and the only way for clients to succeed is by taking a different strategy.

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LIQUID Studio

Barcelona, Spain

Team Size 2-9

Cost of Services $$$$$ $70-150/h

Service Focus:

Mobile App DevelopmentWeb DevelopmentCustom Software Development + See more

Description

LIQUID is a digital studio based in Barcelona that cares about user experience and delivering quality code. We design and build bespoke websites, web apps, and mobile apps for Android and iOS, specializing in Flutter, Laravel, and Craft CMS.With more than 15 years of experience in the field, we launched our own independent studio in 2016. Since then, we've been working with partners around the world, including in Spain, the UK, Germany, France, N...

Our Take

At LIQUID Studio, trust and experience go hand in hand. They've earned a stellar reputation with positive customer reviews and a strong portfolio. Their TechBehemoths profile demonstrates their vast industry knowledge and expertise.

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Springs

Barcelona, Spain

Team Size 50-249

Cost of Services $$$$$ $30-70/h

Service Focus:

Artificial IntelligenceCustom Software DevelopmentWeb Development + See more

Description

Springs is a service company specializing in building Custom AI Agents tailored to specific business goals. With deep expertise in Conversational AI, AI Agent development, and Business Automation, Springs helps companies automate customer interactions, internal processes, and decision-making using the latest in AI & ML. Key Springs benefits include proven expertise in AI/ML (the company has received numerous awards in its niche), an individua...

Our Take

Springs has built a solid reputation as a reliable agency through years of experience, satisfied clients, and a diverse portfolio. Their TechBehemoths profile perfectly captures their industry know-how and skills.

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AlamedaDev

Barcelona, Spain

Team Size 2-9

Cost of Services $$$$$ $70-150/h

5.0

3 Reviews

Service Focus:

Artificial IntelligenceCustom Software DevelopmentIoT Development + See more

Description

AlamedaDev is a specialized team focused on developing AI-first software products. The company started in 2009 as an independent project and has grown into a consolidated technical studio.We are software engineers, machine learning specialists, product developers, UX/UI designers, and software architects. We work collaboratively across all project phases: from technical architecture and AI model integration to frontend and backend development.Our...

Our Take

AlamedaDev works with small and medium enterprises as well as start-ups. The company's priority is customer happiness, which is built on teamwork and passion. We invite you to take a look at their offerings and decide if they are a good fit for you.

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Raona

Barcelona, Spain

Team Size 250-999

Cost of Services $$$$$ $30-70/h

Service Focus:

Custom Software DevelopmentMobile App DevelopmentWeb Development + See more

Description

International consulting company in new technologies with more than 20 years of experience specializing in Digital Workplace and Microsoft solutions. Offices in Spain, Argentina, Colombia and Andorra, with a team of more than 300 expert consultants and developers who collaborate on a daily basis with leading clients in all business sectors.Its solutions include social and corporate intranets, web portals, O365 user adoption, cloud integration, ar...

Our Take

Raona is a trusted partner for startups and established businesses. Their collaborative team prioritizes client satisfaction. Explore their extensive profile on Techbehemoths.

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allinagency_

Barcelona, Spain

Team Size 2-9

Cost of Services $$$$$ $30-70/h

4.2

5 Reviews

Service Focus:

SEOWeb DevelopmentE-Commerce Development + See more

Description

At allinagency_, we are more than just a digital marketing agency—we are your partners in taking your online presence to the next level. Whether you need a stunning website, better visibility on Google through SEO, or high-impact advertising with SEM, we’ve got you covered. We’re based in Sant Gervasi-Bonanova, Barcelona, but we work with clients from anywhere who want to strengthen their digital presence.We help businesses, freelancers, and entr...

Our Take

allinagency_ is listed as one of the most trusted IT service providers on TechBehemoths. Their above average profile score is based on 12 years of experience, 5 positive testimonials, and a dozen completed projects, placing them in the top 55% of over 50,000 IT companies on our platform.

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