Top Tech Startups in Barcelona, Spain in 2024

Welcome to Aetion! We are one of the country’s leading science-driven technology companies using real-world evidence to provide innovative healthcare solutions. Our Aetion Evidence Platform is used to evaluate the safety, effectiveness and value of medications, delivering better outcomes to patients, medical professionals, and clients. We’ve partnered with top biopharma companies and are backed by leading venture capital firms to help increase our medical research and expand our product line. Aetion and Aetion’s leadership are a recipients of a number of prestigious awards: -Built In Boston and Built In New York 2023 Best Places to Work -Parity.org’s 2022 Best Companies for Women to Advance -NYC Health Business Leaders’s 2022 Digital Health 100 -CB Insights’ 2022 Digital Health 150

Manychat is a Meta Official Business Partner, backed by top investors, including Bessemer Venture Partners, and one of America's Best Startup Employers. With 110+ teammates across three global offices — New York, Barcelona, and Yerevan — Manychat helps more than one million businesses worldwide interact with billions of customers in real-time at scale. No matter the use case — generating leads, increasing engagement, providing 24/7 customer support, accepting payments, and beyond — Manychat helps businesses improve their ROI and grow faster.

Stripe is a software platform for starting and running internet businesses. Millions of businesses rely on Stripe’s software tools to accept payments, expand globally, and manage their businesses online. Stripe has been at the forefront of expanding internet commerce, powering new business models, and supporting the latest platforms, from marketplaces to mobile commerce sites. We believe that growing the GDP of the internet is a problem rooted in code and design, not finance. Stripe is built for developers, makers, and creators. We work on solving the hard technical problems necessary to build global economic infrastructure—from designing highly reliable systems to developing advanced machine learning algorithms to prevent fraud.

MongoDB is the leading modern, general purpose database platform, designed to unleash the power of software and data for developers and the applications they build. Headquartered in New York, MongoDB has more than 15,000 customers over 100 countries. The MongoDB database platform has been downloaded over 60 million times and there have been more than one million MongoDB University registrations.

Preply is a global language learning marketplace, connecting 50,000+ tutors with millions of learners from all over the world. Since the company launched in 2012, students have signed up to more than 15 million lessons. Backed by some of the world’s leading investors, Preply is on a mission to shape the future of effective learning. Fueled by a belief that live engagement with a teacher is still the most effective way to learn a new skill, Preply is building a personalized learning space that will enable individual learners to reach their goals in the fastest way possible. Powered by a tenfold increase in revenues over the last three years, Preply is now leading the online language tutoring segment globally and has 600+ employees of over 50 nationalities based across Barcelona, Kyiv and the US. Preply is driven by a culture of experimentation and data-driven learnings, focused on building best-in-class consumer and enterprise solutions.

Wizeline transforms how teams build technology. We bring Silicon Valley innovation to the world with a global network of over 5000 developers and non-technical talent to build engaging customer experiences. Anyone can innovate with Wizeline. We help enterprises develop and release intelligent software solutions. Our unique combination of global engineering teams, proprietary technology, and education opportunities ensures that end users enjoy consistent, high-quality experiences. Learn more at wizeline.com/consulting.

Altinity is the leading service and software provider for ClickHouse - an open source SQL data warehouse offering industry-leading query speeds on petabyte-scale data. Altinity offers the highest expertise on the market to help customers deploy and run the most demanding analytic applications. We also provide innovative software to manage ClickHouse in Kubernetes, cloud, and bare metal environments.

TravelPerk is building a next-generation platform to take the pain out of booking and managing business travel. We are in the process of building a world-class team that will help us reach our goals and deliver the next big thing in travel. Engineers who have worked for big players in the travel industry have already joined the team, and we are very proud of it! If you have a product mindset, think in components, design with data and get excited about working on complex applications while working alongside a multicultural group of passionate individuals, TravelPerk is the place to be!

Whether you need in-home dog boarding, pet sitting, dog walking, or day care, Rover connects pet parents with dog people who’ll treat their pets like family. Rover sitters are your rainy-day-dog-walkers. Your every-day-belly-rubbers. Your tug-of-war players. Your middle-of-the-night-pee-breakers. Because we get it—your dog is family. And when you can’t be there, you can trust us to keep your dog happy, healthy, and sweet as ever. But it’s not just about dog love. Rover is also an award-winning technology business committed to making pet care safe, easy, and affordable so that everyone can experience the unconditional love of a dog. So for the frequent butt-sniffers, the sock-stealers, the table-side beggars and the clicker-trained champions: We’re your people. And for the world travelers, the long-day-at-work-ers, the business-trip jetsetters, the swing-shift survivors: We’re your people, too. Whatever you and your dog are into, we’re into it, too. And we’ve got your back. Anytime

Constructor.io is the only search and product discovery platform tailor-made for enterprise eCommerce where conversions matter. Constructor's cloud-based solutions use natural language processing, machine learning-enhanced results ranking, and collaborative personalization to deliver powerful user experiences across all facets of product discovery -- from search to browse, recommendations, and autosuggest. We optimize revenue before relevance. This has allowed us to generate consistent $10M+ lifts for our customers, which include some of the biggest brands in retail like Sephora, Backcountry, Tommy John, Lego and Bonobos. Constructor is a U.S.-based company that was founded in 2015 by Eli Finkelshteyn and Dan McCormick.