50,886+ Founding Fullstack Engineer Reactpython Equity Jobs in Spain — Top Companies Hiring August 2026

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Founding Sdr Build Enterprise Pipeline (Hybrid/Remote)

Murphy AI is seeking a founding Sales Development Representative (SDR) in Barcelona, responsible for pipeline generation from day one, focusing on Enterprise and Mid-Market accounts.Desplácese hacia abajo para obtener una visión general completa de lo que requerirá este trabajo. ¿Es usted el candidato a ...

Founding Senior Product Designer — Ai Voice Experience

Aircall is seeking a Senior Product Designer to join as our founding design voice.Haga clic en Solicitar a continuación para enviar su candidatura. Asegúrese de que su CV está actualizado y de que ha leído primero las especificaciones del puesto.You will own the end-to-end product experience, se ...

Founding Inbound Sdr — Shape French Smb Growth

Qonto is seeking a Sales Development Representative to power inbound growth in France.¿Posee las habilidades y la experiencia adecuadas para este puesto? Siga leyendo para descubrirlo y envíe su solicitud.You will own inbound lead qualification and demo booking for the Small Business segment, free ...

Founding Head Of Engineering: Ai Driven Healthtech

Maia Care, respaldada por GCO Ventures y Byld, busca un Head of Engineering para convertir la visión de negocio en decisiones de producto y tecnología, liderando la evolución del MVP y construyendo una experiencia diferencial para las usuarias. xhfqzwm ¿Está pensando en solicitar este empleo? No se ...

Founding Ks2 Educator, Madrid — Ai Powered Learning

Inspired Education Group is seeking founding KS2 Educators for Edge Academy Madrid, launching September 2027.Si desea saber un poco más sobre esta oportunidad, o está considerando presentar su candidatura, por favor, lea la siguiente información del puesto.The role blends Curriculum architecture w ...

Founding Smb Sales Lead — Barcelona (Italian/English)

Lexroom is seeking a founding Sales Leader to build and scale the Barcelona office.Asegúrese de leer la descripción completa a continuación y, si confía en que cumple todos los requisitos, envíe su solicitud de inmediato.You will design the culture, recruit Italian-speaking AEs, and drive end-to-e ...

Founding Smb Sales Leader – Barcelona (Spanish Market)

Lexroom, Barcelona, is building a new sales leadership role to establish the Barcelona office and shape the local culture.¿Está pensando en solicitar este empleo? No se demore, desplácese hacia abajo y envíe su solicitud lo antes posible para no perder la oportunidad.You will recruit Italian-speak ...

Founding Account Executive It & Saas Growth Leader

Factorial in Barcelona is looking for a Founding Account Executive to manage the full sales cycle for Factorial IT. In this role, you will engage with IT Managers, CIOs, and Operations leaders, helping them unify their tools on one platform. Los candidatos deben tomarse el tiempo de leer atentamente ...

Founding Account Executive Launch & Scale Saas Sales

Factorial HR in Barcelona is seeking a Founding Account Executive to lead the launch of a new product and scale the sales motion across channels.Si cree que es el candidato ideal para la siguiente oportunidad, envíe su solicitud después de leer la descripción completa.You will own the full sales c ...

Founding Account Executive IT & SaaS Growth Leader

Factorial in Barcelona is looking for a Founding Account Executive to manage the full sales cycle for Factorial IT. In this role, you will engage with IT Managers, CIOs, and Operations leaders, helping them unify their tools on one platform. Your responsibilities will include running product demos, bui ...

Founding Head of Engineering: AI Driven HealthTech

Maia Care, respaldada por GCO Ventures y Byld, busca un Head of Engineering para convertir la visión de negocio en decisiones de producto y tecnología, liderando la evolución del MVP y construyendo una experiencia diferencial para las usuarias. xqbhyrx ¿Está pensando en solicitar este empleo? No se d ...

Founding Inbound SDR — Shape French SMB Growth

Qonto is seeking a Sales Development Representative to power inbound growth in France.¿Posee las habilidades y la experiencia adecuadas para este puesto? Siga leyendo para descubrirlo y envíe su solicitud.You will own inbound lead qualification and demo booking for the Small Business segment, freeing ...

Founding Senior Product Designer — AI Voice Experience

Aircall is seeking a Senior Product Designer to join as our founding design voice.Haga clic en Solicitar a continuación para enviar su candidatura. Asegúrese de que su CV está actualizado y de que ha leído primero las especificaciones del puesto.You will own the end-to-end product experience, set th ...

Founding SMB Sales Leader – Barcelona (Spanish Market)

Lexroom, Barcelona, is building a new sales leadership role to establish the Barcelona office and shape the local culture.¿Está pensando en solicitar este empleo? No se demore, desplácese hacia abajo y envíe su solicitud lo antes posible para no perder la oportunidad.You will recruit Italian-speaking ...

Founding Barcelona SMB Sales Leader (Italian Speaking)

is expanding its Barcelona presence and seeking a founding Sales Leader to build and lead the local office.¿Tiene su CV preparado? Si es así y confía en que este es el puesto ideal para usted, asegúrese de enviar su solicitud lo antes posible.You will recruit Italian-speaking AEs, design ramp plans, ...

Founding Inbound SDR — Shape French SMB Growth

Qonto is seeking a Sales Development Representative to power inbound growth in France. You will own inbound lead qualification and demo booking for the Small Business segment, freeing Account Executives to close and onboard, and you will define the playbook as this founding function scales across markets. </p ...

Head of GTM Finance Products (Founding Role)

Our Finance suite — Expenses, Procurement, Projects, Headcount Planning — is one of the fastest-growing parts of Factorial, and we've decided it deserves its own go-to-market engine. We're looking for the founder of that engine. This is not a role you step into. It's a business you build. You' ...

Founding SMB Sales Leader – Barcelona (Spanish Market)

Lexroom, Barcelona, is building a new sales leadership role to establish the Barcelona office and shape the local culture. You will recruit Italian-speaking AEs, ramp them quickly, and take ownership of SMB outbound revenue end-to-end with clear milestones. You’ll lead from cold outreach to close, coac ...

Founding Barcelona SMB Sales Leader (Italian Speaking)

Lexroom.ai is expanding its Barcelona presence and seeking a founding Sales Leader to build and lead the local office. You will recruit Italian-speaking AEs, design ramp plans, and own end-to-end SMB outbound revenue with ambitious ARR targets. You’ll partner with Marketing, Partnerships, and Product t ...

Founding Sales Leader, B2B AI SaaS – Spain

Talent-R in Barcelona is seeking a Sales Manager to lead and grow a senior Account Executive team in Spain.Usted podría ser el solicitante perfecto para este trabajo. Lea toda la información asociada y asegúrese de presentar su candidatura.This hands-on leadership role requires owning the number, coac ...

Founding Revenue Architect for a Growth Engine

YOUNG is hiring a visionary Head of Sales to lead YOUNG.Sales and accelerate revenue across hospitality, media, real estate, workspaces, startups and education.No espere a enviar su solicitud después de leer esta descripción; se espera un gran volumen de candidaturas para esta oportunidad.You will rec ...

Founding SMB Sales Lead — Barcelona (Italian/English)

Lexroom is seeking a founding Sales Leader to build and scale the Barcelona office.Asegúrese de leer la descripción completa a continuación y, si confía en que cumple todos los requisitos, envíe su solicitud de inmediato.You will design the culture, recruit Italian-speaking AEs, and drive end-to-end S ...

Founding SDR Build Enterprise Pipeline (Hybrid/Remote)

Murphy AI is seeking a founding Sales Development Representative (SDR) in Barcelona, responsible for pipeline generation from day one, focusing on Enterprise and Mid-Market accounts. The ideal candidate will excel in account-based outbound prospecting, engage with senior buyers, and define successful messagin ...

Founding SDR Build Enterprise Pipeline (Hybrid/Remote)

Murphy AI is seeking a founding Sales Development Representative (SDR) in Barcelona, responsible for pipeline generation from day one, focusing on Enterprise and Mid-Market accounts.Desplácese hacia abajo para obtener una visión general completa de lo que requerirá este trabajo. ¿Es usted el candidato ade ...

Founding B2B SaaS Account Executive — AI/Launch

Factorial in Barcelona is launching a new category and seeks a Founding Account Executive to scale the team and drive revenue. You will own the end-to-end sales process, build the sales motion, and generate an initial pipeline across channels while collaborating with a cross-functional founding team. T ...

Founding B2B SaaS Account Executive — AI/Launch

Factorial in Barcelona is launching a new category and seeks a Founding Account Executive to scale the team and drive revenue.¿Le interesa este puesto? Puede encontrar toda la información relevante en la descripción a continuación.You will own the end-to-end sales process, build the sales motion, and ...

Founding Account Executive IT & SaaS Growth Leader

Factorial in Barcelona is looking for a Founding Account Executive to manage the full sales cycle for Factorial IT. In this role, you will engage with IT Managers, CIOs, and Operations leaders, helping them unify their tools on one platform. Los candidatos deben tomarse el tiempo de leer atentamente t ...

Founding Senior Product Designer — AI Voice Experience

Aircall is seeking a Senior Product Designer to join as our founding design voice. You will own the end-to-end product experience, set the quality bar, and shape how thousands of sales teams interact with AI every day. You will balance legacy improvements with new AI-driven interfaces, moving fast with ...

Founding Head of Engineering: AI Driven HealthTech

Maia Care, respaldada por GCO Ventures y Byld, busca un Head of Engineering para convertir la visión de negocio en decisiones de producto y tecnología, liderando la evolución del MVP y construyendo una experiencia diferencial para las usuarias. Trabajarás con la CEO con ownership real sobre producto, t ...

Founding SDR IT & Cloud Sales, Europe Growth

A dynamic tech company in Barcelona is seeking Founding Sales Development Representatives to expand their IT offerings.Inscríbase ahora, lea los detalles del trabajo desplazándose hacia abajo. Verifique que posee las habilidades necesarias antes de enviar una solicitud.In this role, you will identify and ...

Founding KS2 Educator, Madrid — AI Powered Learning

Inspired Education Group is seeking founding KS2 Educators for Edge Academy Madrid, launching September 2027.Si desea saber un poco más sobre esta oportunidad, o está considerando presentar su candidatura, por favor, lea la siguiente información del puesto.The role blends Curriculum architecture with ...

Head of GTM Finance Products (Founding Role)

Our Finance suite — Expenses, Procurement, Projects, Headcount Planning — is one of the fastest-growing parts of Factorial, and we've decided it deserves its own go-to-market engine. We're looking for the founder of that engine. La experiencia que se espera de los solicitantes, así como las habilidade ...

Founding Account Executive Launch & Scale SaaS Sales

Factorial HR in Barcelona is seeking a Founding Account Executive to lead the launch of a new product and scale the sales motion across channels.Si cree que es el candidato ideal para la siguiente oportunidad, envíe su solicitud después de leer la descripción completa.You will own the full sales cycle ...

Head of GTM Finance Products (Founding Role)

Our Finance suite — Expenses, Procurement, Projects, Headcount Planning — is one of the fastest-growing parts of Factorial, and we've decided it deserves its own go-to-market engine. We're looking for the founder of that engine.This is not a role you step into. It's a business you build. You'll own ...

Full Stack Engineer

Fullstack Engineer – Series B AI Startup | Spain (100% Remote) I’m partnered with a fast‑scaling AI startup, fresh off a Series B raise, looking for an early hire Developer to shape the next generation of their platform. You'll build the GenAI behind some of the products that you use every single ...

AI Driven Full Stack Engineer (TypeScript + React)

Wizeline in Spain is seeking a Senior Fullstack Software Engineer (AI) to develop cutting-edge AI-powered digital products and platforms, with a focus on TypeScript and React and integrating AI tools to optimize workflows. You will adapt across full-stack environments, draft, analyze, research, automat ...

Senior Full Stack Engineer: AI Driven Ownership, Hybrid

PropHero is seeking a Senior Fullstack Engineer to own features end-to-end in a cross-functional team. You’ll design scalable backend architectures on AWS, contribute to a React/Next.js frontend, and push AI-assisted workflows across the product. You will lead with ownership, mentor peers, and join a f ...

Real Time Voice AI Frontend Engineer Hybrid Barcelona

SLNG in Barcelona is seeking an AI/Fullstack Engineer to build the frontend for our developer portal and real-time apps. You will collaborate with DevRel and transform infrastructure into clean, usable experiences. We value strong React/Next.js skills, experience with APIs and streaming UX, and fluency ...

Senior Full Stack Engineer: Build Scalable, Impactful Apps

Parser is seeking a motivated Senior Fullstack Engineer in Madrid to join our Engineering team. You'll work on impactful projects using Java, Kotlin, and React, designing and building solutions that are vital to our mission. In this role, you will write high-quality code, mentor others, and enhance exi ...

Fullstack Developer (Elixir) Madrid or Remote

Overview Fullstack Developer (Elixir) - Madrid or Remote Responsibilities AWS ElasticSearch Details Seniority level : Mid-Senior level Employment type : Full-time Location : Madrid, Community of Madrid ...

Senior Rust Engineer – Cross‑platform, Remote & Equity €90.000 €120.000 A Year Remote

A leading technology recruitment platform is seeking a Senior Software Engineer (Rust) to work on cross-platform libraries for web, iOS, and Android applications. The role emphasizes ownership of features from specification to deployment in a dynamic, international startup environment. Candidates should have pro ...

Senior Rust Engineer – Cross‑platform, Remote & Equity €90.000 €120.000 A Year Remote

Seeking a Senior Rust Engineer for cross-platform library development on web, iOS, and Android. The role involves full feature lifecycle ownership in a remote, international startup. Requires Rust experience, ideally with C/C++. ...

Senior Identity Engineer (Go/K8s) Remote, Equity €6.500 €9.000 A Month Remote

A leading cloud optimization platform is seeking a Senior Software Engineer to join the Identity team in Spain. This role focuses on building secure and scalable identity and access management systems. The ideal candidate should possess strong software engineering skills, particularly in GoLang, and have experie ...

Senior Identity Engineer (Go/K8s) Remote, Equity €6.500 €9.000 A Month Remote

Senior Identity Engineer needed to build secure and scalable identity and access management systems using GoLang and Kubernetes. ...

Development Engineer

Experteer Overview No espere a enviar su solicitud después de leer esta descripción; se espera un gran volumen de candidaturas para esta oportunidad.As a Fullstack Development Engineer in our Getafe innovation center, you will help build IoT cloud-connected products and digital services. You’ll develop c ...

Remote Node.js Full Stack Engineer | Next.js & MongoDB

Exoticca is seeking a FullStack Engineer to design and build modern, scalable services using NextJS, Node.js, TypeScript, and MongoDB. You’ll develop robust, maintainable services powering our e-commerce platform with an event-driven approach for growth and reliability. You will collaborate with cross- ...

AI‑First Chats Engineer (Senior/Staff)

Factorial is hiring a Senior/Staff engineer to launch Chats, an AI‑driven product built from scratch. Ideal candidates are fullstack or mobile‑focused engineers who embrace ambiguity and want to shape architecture, UX, and the engineering culture from the ground up. Our Barcelona or Madrid offices offe ...

AI Platform Tech Lead: Backend & LLM Systems

Orbio is seeking a backend-focused Python engineer to take on a Tech Lead role and help build our conversational, agentic AI platform.¿Interesado en saber más sobre este trabajo? Desplácese hacia abajo y descubra qué habilidades, experiencia y cualificaciones académicas se necesitan.As a senior/foundi ...

Desarrollador De Software Senior Fullstack & Ia

En Tolvia estamos construyendo la próxima generación de inteligencia artificial conversacional: sistemas capaces de comprender el contexto, recordar conversaciones, tomar decisiones y mantener conversaciones naturales a través de voz y canales de mensajería.Nuestra plataforma permite a empresas automatizar ...

Engineering Lead — Ai Agent Platform

Job Title: Engineering Lead — AI Agent PlatformSalary: up to ~€130k + up to 35% bonusEquity: up to ~€80kLocation: Madrid (preferred) or Barcelona (1-2 office days)Company : autonomous AI agents for enterprise clientsAbout the company This rapidly scaling start-up is building an AI-n ...

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