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Founding AI Systems Engineer (Agentic LLMs)

A leading identity verification company in Spain is seeking a Founding Engineer to help build agentic AI systems. The role demands 6+ years of backend systems experience and skills in Python, distributed systems, and LLM-powered workflow development. You will design and implement systems that can reason and oper ...

Founding Engineer, AI Legal Tech Platform

A Barcelona-based venture studio is looking for a full-stack developer to join their team working on an innovative AI operating system for law firms. The ideal candidate loves high-bandwidth collaboration, has at least 3 years of production experience, and is well-versed in both frontend and backend technologies ...

Founding Front End Engineer — Design Driven

About Us Afori is changing the way of work in one of the world’s largest industries - insurance. We’re an AI‑first company with a vision to enable the insurance industry to embrace an agentic world. We are doing this by crafting AI agents curated to the insurance industry that simplify br ...

Remote Founding Full Stack AI Engineer

A pioneering data infrastructure startup is recruiting a Full Stack Engineer to design and maintain FastAPI backend services and build React interfaces. This remote role focuses on scaling AI-powered pipelines that deliver real-world training data. Ideal candidates possess strong Python and React skills, with 3+ ...

Full Stack Lead Engineer (Founding Team)

About the job Full-Stack Lead Engineer (Founding Team) Company: CareerGenieLocation: Remote (Spain orPortugal-based)Type: Full-TimeCompensation: 45,000- 60,000/year + Equity About CareerGenie CareerGenie is r ...

Remote Founding Full Stack AI Engineer

Location: Fully remote, EMEA / flexible timezoneStart date: ASAPLanguages: Fluent English is mandatoryIndustry: AI / Data Infrastructure / B2B SaaSAbout The CompanyPragmatike is recruiting on behalf of ...

Founding AI Systems Engineer (Agentic LLMs)

A leading identity verification company in Spain is seeking a Founding Engineer to help build agentic AI systems. The role demands 6+ years of backend systems experience and skills in Python, distributed systems, and LLM-powered workflow development. You will design and implement systems that can reason and oper ...

Remote Founding Full Stack AI Engineer

Location: Fully remote, EMEA / flexible timezoneStart date: ASAPLanguages: Fluent English is mandatoryIndustry: AI / Data Infrastructure / B2B SaaSAbout The CompanyPragmatike is recruiting on behalf of an early-stage startup building a distributed ...

Remote Founding Full Stack AI Engineer

A pioneering data infrastructure startup is recruiting a Full Stack Engineer to design and maintain FastAPI backend services and build React interfaces. This remote role focuses on scaling AI-powered pipelines that deliver real-world training data. Ideal candidates possess strong Python and React skills, with 3+ ...

Founding Front End Engineer — Design Driven

About Us Afori is changing the way of work in one of the world’s largest industries - insurance. We’re an AI‑first company with a vision to enable the insurance industry to embrace an agentic world. We are doing this by crafting AI agents curated to the insurance industry that simplify brokers ...

Full Stack Lead Engineer (Founding Team)

About the job Full-Stack Lead Engineer (Founding Team) Company: CareerGenieLocation: Remote (Spain orPortugal-based)Type: Full-TimeCompensation: 45,000- 60,000/year + Equity About CareerGenie CareerGenie is reimagining ...

Founding Engineer, AI Legal Tech Platform

A Barcelona-based venture studio is looking for a full-stack developer to join their team working on an innovative AI operating system for law firms. The ideal candidate loves high-bandwidth collaboration, has at least 3 years of production experience, and is well-versed in both frontend and backend technologies ...

Founding Account Executive

Location & Work Model: Barcelona, hybridProject Highlight: AI, SaaS, and Logistics techSalary: €50,000 base + €25,000 bonus The Challenge: Launching a Legend in Spain ? Are you ready to be the First on the Ground? We are looking for a visionary Founding ...

Founding Marketing Lead

Founding Marketing Lead About Acai Travel Acai Travel is revolutionizing the travel industry with cutting-edge AI agentic solutions for leading Airlines, OTAs, and TMCs. We're rebuilding travel with agentic software. Our founders previously sold an AI company to American Express GB ...

Founding Marketing Lead

Founding Marketing Lead About Acai Travel Acai Travel is revolutionizing the travel industry with cutting-edge AI agentic solutions for leading Airlines, OTAs, and TMCs. We're rebuilding travel with agentic software. Our founders previously sold an AI company to American Express GB ...

Founding GTM – Spain

About Intric Intric’s secure, powerful, and simple AI platform empowers governments and enterprises to turn generative AI into tangible value. Intric is accelerating its growth, backed by recent funding and strong demand from both existing and new customers. Having established a leading pos ...

Founding Account Executive

Location & Work Model: Barcelona, hybridProject Highlight: AI, SaaS, and Logistics techSalary: €50,000 base + €25,000 bonus The Challenge: Launching a Legend in Spain ? Are you ready to be the First on the Ground? We are looking for a visionary Fo ...

Founding Product Lead

Location : Madrid (Hybrid 3 days onsite at Google Campus for Startups) Compensation : 45K-60K salary + equity + annual bonus Hybrid : 3 days in-office / 12 days remote Flexible hours : results and ownership > clock-watching Start : May ...

Founding GTM – Spain

About Intric Intric’s secure, powerful, and simple AI platform empowers governments and enterprises to turn generative AI into tangible value. Intric is accelerating its growth, backed by recent funding and strong demand from both existing and new customers. Having established a leading position ...

Founding Product Lead

Location : Madrid (Hybrid 3 days onsite at Google Campus for Startups) Compensation : 45K-60K salary + equity + annual bonus Hybrid : 3 days in-office / 12 days remote Flexible hours : results and ownership > clock-watching Start : May 2025 (Flexible) About the Com ...

Founding Marketing Lead

Founding Marketing Lead About Acai Travel Acai Travel is revolutionizing the travel industry with cutting-edge AI agentic solutions for leading Airlines, OTAs, and TMCs. We're rebuilding travel with agentic software. Our founders previously sold an AI company to American Express GBT—value ...

Founding Marketing Lead

Founding Marketing Lead About Acai Travel Acai Travel is revolutionizing the travel industry with cutting-edge AI agentic solutions for leading Airlines, OTAs, and TMCs. We're rebuilding travel with agentic software. Our founders previously sold an AI company to American Express GBT—value ...

Fullstack Engineer (Secure)

At Sysdig, we believe cloud security isn't a compromise - it's a promise. From the start, our mission has been clear: to help organizations secure innovation in the cloud, the right way. We created Falco, the open standard for cloud threat detection, and continue to lead the cloud security market w ...

Senior Fullstack Engineer

Senior Fullstack Engineer - Remote from Spain Join to apply for the Senior Fullstack Engineer - Remote from Spain role at Aircall Aircall is a unicorn AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, faster resolutions, and ...

Fullstack Engineer (Secure)

At Sysdig, we believe cloud security isn't a compromise - it's a promise. From the start, our mission has been clear: to help organizations secure innovation in the cloud, the right way. We created Falco, the open standard for cloud threat detection, and continue to lead the cloud security market w ...

Senior Fullstack Engineer

Develop and maintain Ultralytics HUB, a platform for cloud training and deployment of YOLO AI models. ...

Sonas: Fullstack Engineer

Sonas is an all-in-one solution for wedding venue owners, designed to support marketing, sales, and events teams so they can consistently deliver perfect weddings. As we continue to grow, we’re looking to expand our team to elevate our offerings and improve the user experience. Who are we looking f ...

Senior Fullstack Engineer

Aircall is the world’s leading integrated customer communications and intelligence platform for growing businesses. Trusted by over 20,000 companies worldwide, Aircall unifies voice and digital channels into one seamless platform, offering one-click integrations with leading CRMs and over 100 business tools. ...

Mobile Engineer / Fullstack

About Our client: Our client is a fast-growing MedTech company that builds a real-time surgical collaboration platform to support surgical procedures remotely worldwide in real time. Their tech is used in 2,000+ medical centers across 100+ countries , partnering with enterprise ...

Senior Fullstack Engineer

Contentsquare is a global digital experience analytics company empowering the brands you interact with every day to build better online experiences for all. Since our founding in France in 2012, we have grown to be a truly global and distributed team - known as the CSquad - representing more than 72 nation ...

Fullstack Engineer (Portal)

At Fourthline, our mission is to fight financial crime. We help protect the global financial system by verifying millions of identities for banks, neobanks, online brokers, crypto exchanges, and insurers like N26, Trade Republic, flatexDEGIRO, Nationale Nederlanden, Qonto, Shine, Solarisbank, and more. </p ...

Senior Fullstack Engineer

Contentsquare is a global digital experience analytics company empowering the brands you interact with every day to build better online experiences for all. Since our founding in France in 2012, we have grown to be a truly global and distributed team - known as the CSquad - representing more than 72 nation ...

Fullstack Engineer Monetisation

Locations Supported This role can be performed remotely from the United Kingdom, Poland, South Africa, Spain, Portugal, or Romania. What You Will Do Architect and develop new and existing products and features on monetization. Work with the head of monetization, ...

Software Engineer, Fullstack

Software Engineer – Full Stack / AI At Talent-C, we connect talented tech professionals with impactful projects where they can grow and make a real difference. Born from the experience of Talent-R, a recruitment firm operating across multiple European markets, Talent-C goes one step furth ...

Senior Fullstack Engineer

Bynder goes far beyond managing digital assets. Our AI-powered digital asset management platform enables teams to conquer the chaos of proliferating content, touch points, and relationships in order to thrive. With intuitive, AI-powered solutions that enhance content creation, simplify asset discov ...

FullStack Software Engineer

At The Knot Worldwide, we champion celebration - and that starts with celebrating our people. Our employees are passionate dreamers, thoughtful doers, and lifelong learners who power meaningful moments for millions around the world. We’re united by authentic connection, shared purpose, and a deep commitmen ...

Java Fullstack Engineer

Acerca del puesto Java Fullstack Engineer Nuestro cliente, una empresa suiza del sector tecnológico, con el fin de ampliar su equipo en Valencia, está buscando un Java Engineer (Fullstack). Buscamos un perfil que tenga al menos 5 años de experiencia como Fullstack Engineer, programando con Jav ...

Senior Fullstack Engineer

Bynder goes far beyond managing digital assets. Our AI-powered digital asset management platform enables teams to conquer the chaos of proliferating content, touch points, and relationships in order to thrive. With intuitive, AI-powered solutions that enhance content creation, simplify asset discov ...

Software Fullstack Engineer

ARQUIMEA , somos una empresa tecnológica que opera a nivel global y ofrece soluciones y productos innovadores en sectores muy exigentes. Nuestros sectores de actividad son Aeroespacial, Defensa y Seguridad, Big Science y Fintech . En estos momentos, estamos buscando un ...

Senior Fullstack Engineer

Aircall is the world’s leading integrated customer communications and intelligence platform for growing businesses. Trusted by over 20,000 companies worldwide, Aircall unifies voice and digital channels into one seamless platform, offering one-click integrations with leading CRMs and over 100 business tools. ...

Mobile Engineer / Fullstack

About Our client: Our client is a fast-growing MedTech company that builds a real-time surgical collaboration platform to support surgical procedures remotely worldwide in real time. Their tech is used in 2,000+ medical centers across 100+ countries , partnering with enterprise ...

Fullstack Engineer (MSA)

Overview Join Proton and build a better internet where privacy is the default At Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy. Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing f ...

Senior FullStack Engineer

Overview We’re hiring a Founding Senior BackEnd Engineer — someone who wants to design, build and own the entire backend and systems architecture. This is not a maintenance role. It’s a founding role , with high phantom-share compensation , where you will shape the co ...

Senior Fullstack Engineer

Contentsquare is a global digital experience analytics company empowering the brands you interact with every day to build better online experiences for all. Since our founding in France in 2012, we have grown to be a truly global and distributed team - known as the CSquad - representing more than 72 nationali ...

Senior FullStack Engineer

Overview We’re hiring a Founding Senior BackEnd Engineer — someone who wants to design, build and own the entire backend and systems architecture. This is not a maintenance role. It’s a founding role , with high phantom-share compensation , where you will shape the core pl ...

Senior Fullstack Engineer

Bynder goes far beyond managing digital assets. Our AI-powered digital asset management platform enables teams to conquer the chaos of proliferating content, touch points, and relationships in order to thrive. With intuitive, AI-powered solutions that enhance content creation, simplify asset discovery ...

Mobile Engineer / Fullstack

About Our client: Our client is a fast-growing MedTech company that builds a real-time surgical collaboration platform to support surgical procedures remotely worldwide in real time. Their tech is used in 2,000+ medical centers across 100+ countries , partnering with enterprise compa ...

Senior Fullstack Engineer

Bynder goes far beyond managing digital assets. Our AI-powered digital asset management platform enables teams to conquer the chaos of proliferating content, touch points, and relationships in order to thrive. With intuitive, AI-powered solutions that enhance content creation, simplify asset discovery ...

Mobile Engineer / Fullstack

About Our client: Our client is a fast-growing MedTech company that builds a real-time surgical collaboration platform to support surgical procedures remotely worldwide in real time. Their tech is used in 2,000+ medical centers across 100+ countries , partnering with enterprise compa ...

Java Fullstack Engineer

Acerca del puesto Java Fullstack Engineer Nuestro cliente, una empresa suiza del sector tecnológico, con el fin de ampliar su equipo en Valencia, está buscando un Java Engineer (Fullstack). Buscamos un perfil que tenga al menos 5 años de experiencia como Fullstack Engineer, programando con Java ...

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