Software Engineer Jobs in Spain

Smadex is a performance advertising engine for mobile apps, enabling the world's leading marketers to grow across Mobile and Connected TV (CTV). Powered by AI models trained on real campaign outcomes, Smadex delivers profitable growth at scale. Headquartered in Barcelona, with teams across the Ameri

Job Description: B12's engineering team views software as a craft, but improving the world as the reason to practice it. Our engineers are responsible for prioritizing, conceptualizing, co-designing, building, testing, and engaging users for any concept we are building out. We’re generalists in enco

About Zencoder At Zencoder.ai, we build and orchestrate AI agents that ship real work - code, research, operations, and more. What started as developer tooling is becoming a platform where people and agents collaborate across knowledge work tasks. The Opportunity We are looking for a Staff Software

Thinkific is a learning commerce platform that helps learning businesses turn knowledge into impact. By bringing together community, courses, and content with commerce, we power transformative learning experiences that help businesses grow their revenue—and reach millions of learners around the worl

🌍Do you want to revolutionise how we buy clothes in a more accessible, personalised and sustainable way? 🦸‍♂️🦸‍♀️ Do you want to develop your talent in a TOP Scale Up and collaborate with the best professionals? This could be your opportunity! At Lookiero Outfittery Group, we’re looking for a Softwa

AiFi is a spatial intelligence platform that helps businesses understand and operate physical spaces using real‑time AI. Built on a camera‑first, privacy‑conscious foundation, our platform transforms physical environments into actionable systems—improving operations, elevating customer experiences,

Present in 96 countries, we are dedicated to changing the way the world uses energy through advanced electric vehicle charging and energy management systems. We have our headquarters in Barcelona and manufacturing facilities in Spain (Barcelona) and the US (Arlington, Texas). We are rapidly becoming

At Rerun, we're building a new multimodal data stack for Physical AI. Large parts of the physical-world economy will be transformed by these technologies, and we're building the data infrastructure and tools that enable it to happen. Rerun's open source project focuses on visualizing and handling mu

GitKraken Software Engineer: The AI Problem Solver The Company GitKraken is the developer experience (DevEx) platform of choice for more than 40 million developers and 100,000 organizations globally. Combining built-in AI and powerful workflow orchestration, GitKraken empowers development teams to e

About FirstPrinciples:FirstPrinciples is a non-profit organization building an autonomous AI Physicist to understand the nature of reality: the underlying structure, governing principles, and fundamental laws of our universe. We're developing an intelligent system that can explore theoretical framew

🌍Do you want to revolutionise how we buy clothes in a more accessible, personalised and sustainable way? 🦸‍♂️🦸‍♀️ Do you want to develop your talent in a TOP Scale Up and collaborate with the best professionals? This could be your opportunity! At Lookiero Outfittery Group, we’re looking for a Softwa

Present in 96 countries, we are dedicated to changing the way the world uses energy through advanced electric vehicle charging and energy management systems. We have our headquarters in Barcelona and manufacturing facilities in Spain (Barcelona) and the US (Arlington, Texas). We are rapidly becoming

Our story: Every year millions of people are either filing their taxes in fear or giving up on their tax refund altogether. We're working on fixing that. Our intuitive app enables anyone, regardless of education or background, to file their taxes with newfound confidence. Spread across Germany, Spai

Role Purpose The AI Developer / Software Engineer helps evolve Omilia's Drive-Thru Voice AI solution for Quick Serve Restaurants. The role works across the whole product — engineering and AI/LLM development, conversation analysis, and customer work — on a live system used at scale in thousands of re

We are on a mission to pioneer the world’s next era of play. As we grow across Europe and Latin America, we’re building The Playstack - the technology powering the next generation of sports, gaming, and fan experiences. Join us, and help make it the most widely used platform in the world! From opera

About Zencoder At Zencoder.ai, we build and orchestrate AI agents that ship real work - code, research, operations, and more. What started as developer tooling is becoming a platform where people and agents collaborate across knowledge work tasks. The Opportunity We’re looking for a passionate Senio

About FirstPrinciples:FirstPrinciples is a non-profit organization building an autonomous AI Physicist to understand the nature of reality: the underlying structure, governing principles, and fundamental laws of our universe. We're developing an intelligent system that can explore theoretical framew

At Veriff's Biometric Solutions team, we are trying to prove, in real time, that the person on the other side of the screen is real and who they claim to be. Our ML-powered platform uses advanced image recognition, facial verification, face recognition, facial anti-spoofing (liveness detection), and

Do you want to work for a mission-driven non-profit, writing software that will contribute to helping the livelihoods of millions of coffee farmers around the world? Enveritas is a 501(c)(3) non-profit and Y Combinator-backed startup looking to hire for our Engineering & Data Group. We are looking f

About Supabase Supabase is the Postgres development platform, built by developers for developers. We provide a complete backend solution including Database, Auth, Storage, Edge Functions, Realtime, and Vector Search. All services are deeply integrated and designed for growth. About the Role Supabase