50,908+ Founding Fullstack Engineer Reactpython Equity Jobs in Spain — Top Companies Hiring August 2026

Professional job seekers finding Spain jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Founding Enterprise BDR — Build the Pipeline

Murphy is building its first commercial team in Barcelona and seeks an SDR to own pipeline generation from day one.Si está considerando enviar una solicitud, asegúrese de pulsar el botón de solicitar de abajo después de leer la descripción completa.You’ll handle Enterprise and Mid-Market accounts, com ...

Head Of Finance Gtm (Founding Role)

Our Finance suite — Expenses, Procurement, Projects, Headcount Planning — is one of the fastest‑growing parts of Factorial, and we’re looking for the leader who will own how we sell it across Europe. ¿Interesado en saber más sobre este trabajo? Desplácese hacia abajo y descubra qué habilidades, expe ...

Head of Finance GTM (Founding Role)

Our Finance suite — Expenses, Procurement, Projects, Headcount Planning — is one of the fastest‑growing parts of Factorial, and we’re looking for the leader who will own how we sell it across Europe. This is a well‑rounded leadership role. You’ll need to deeply understand Factorial’s three revenue s ...

Fullstack Software Engineer (x/f/m) Core Billing Platform

Health can’t wait . Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Alan exists to end the wait. Health is a universal right, and we believe this right ca ...

Fullstack Software Engineer (x/f/m) Global Billing Platform

Health can’t wait. Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Alan exists to end the wait. Health is a universal right, and we believe this right can only b ...

Founding Smb Sales Leader — Barcelona, Ai Legal Saas

Lexroom is seeking a founding Sales Leader to build the Barcelona office and own SMB outbound revenue end-to-end.Asegúrese de que toda la información de su solicitud está actualizada y en orden antes de inscribirse en esta oportunidad.Recruit Italian-speaking AEs, shape culture, and align with Mar ...

Founding SMB Sales Leader — Barcelona, AI Legal SaaS

Lexroom is seeking a founding Sales Leader to build the Barcelona office and own SMB outbound revenue end-to-end.Asegúrese de que toda la información de su solicitud está actualizada y en orden antes de inscribirse en esta oportunidad.Recruit Italian-speaking AEs, shape culture, and align with Marketi ...

Founding Account Exec Build GTM for AI Pharma (Remote)

Metly.ai is seeking a Founding Account Executive to own the company''s entire commercial motion from the ground up. You will manage full-cycle deals from mid-market to enterprise pharma, establish the initial sales playbook, and partner with the founders to define market presence and drive adoption. As ...

Fullstack Software Engineer (X/F/M) Global Billing Platform

Health can’t wait . ¿Quiere enviar su solicitud? Lea toda la información sobre este puesto a continuación y luego pulse el botón de solicitar.Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. Y ...

Fullstack Software Engineer (X/F/M) Care Expert Copilot

About the Role¿Tiene lo que se necesita para triunfar? La siguiente información debe ser leída atentamente por todos los candidatos.Alan’s Support Area builds smart products that deliver scalable customer service to over 1M members. You will work on AI agents that provide immediate, personalized a ...

Fullstack Software Engineer (X/F/M) Core Billing Platform

Design and own our billing platformPara presentar una candidatura, simplemente lea la siguiente descripción del puesto y asegúrese de adjuntar los documentos pertinentes.At Alan, billing is a critical platform powering all of our services across multiple countries. We turn complex rules, multi‑cou ...

Fullstack Software Engineer (X/F/M) Ops Ai Platform

OverviewYou. Better. With Alan. Alan is building a vertically integrated health partner that unites insurance and smart healthcare delivery into one seamless system. Our vision is to make prevention the new norm of care for all. Our mission is to help people live in good health to 100 while helping employers ...

Fullstack Software Engineer (X/F/M) Ai Developer Tools

Alan is a prevention‑focused insurance company looking to build a global leading company with a unique culture. The Engineering team creates the infrastructure, interfaces, and applications that deliver first‑class service to members, health professionals and internal teams. A contin ...

Fullstack Software Engineer (X/F/M) Global Billing Platform

Health can’t wait. Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Alan exists to end the wait. Health is a universal right, and we believe this right can only become real when it’s coupled ...

Fullstack Software Engineer (X/F/M) Ai Developer Tools

Alan is a prevention‑focused insurance company looking to build a global leading company with a unique culture. The Engineering team creates the infrastructure, interfaces, and applications that deliver first‑class service to members, health professionals and internal teams. A contin ...

Fullstack Software Engineer (X/F/M) Core Billing Platform

Health can’t wait. Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Alan exists to end the wait. Si los siguientes requisitos del puesto y la experiencia coinciden con sus habilidad ...

Principal Mobile Fullstack Engineer: Ai Powered, End To End

SKLUM is seeking a Principal Fullstack Engineer to build the new Sklum app, a mobile-first role focused on React Native. You will ship production code and collaborate with senior engineers to deliver features end-to-end, from mobile to backend, with web work via Next.Js when needed.You will work in a distr ...

Principal Mobile Fullstack Engineer: Ai Powered, End To End

SKLUM is seeking a Principal Fullstack Engineer to build the new Sklum app, a mobile-first role focused on React Native.Asegúrese de leer detenidamente la información sobre esta oportunidad antes de presentar su candidatura.You will ship production code and collaborate with senior engineers to del ...

Fullstack Software Engineer (X/F/M) Ops Ai Platform

Health can’t wait. Se anima a todos los posibles solicitantes a que se desplacen y lean la descripción completa del puesto antes de presentar su candidatura.Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works ...

Fullstack Software Engineer (X/F/M) Ai Developer Tools

Alan is a prevention‑focused insurance company looking to build a global leading company with a unique culture. The Engineering team creates the infrastructure, interfaces, and applications that deliver first‑class service to members, health professionals and internal teams. A contin ...

Ai Native Fullstack Engineer — Build Our Internal Ai Platform

Alan is building an AI-native company for real.Los candidatos deben tomarse el tiempo de leer atentamente todos los elementos de este anuncio de empleo. Por favor, envíen su solicitud sin demora.As a Software Engineer on this team, you will design and ship AI-powered internal platforms used daily, ...

Fullstack Software Engineer (X/F/M) Core Billing Platform

Health can’t waitNot for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Compruebe a continuación si tiene lo necesario para esta oportunidad y, si es así, envíe su solicitud lo antes posi ...

Fullstack Software Engineer (x/f/m) Global Billing Platform

Health can’t wait . ¿Quiere enviar su solicitud? Lea toda la información sobre este puesto a continuación y luego pulse el botón de solicitar.Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You w ...

AI Native Fullstack Engineer — Build Our Internal AI Platform

Alan is building an AI-native company for real.Los candidatos deben tomarse el tiempo de leer atentamente todos los elementos de este anuncio de empleo. Por favor, envíen su solicitud sin demora.As a Software Engineer on this team, you will design and ship AI-powered internal platforms used daily, and ...

Fullstack Software Engineer (x/f/m) Core Billing Platform

Health can’t waitNot for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Compruebe a continuación si tiene lo necesario para esta oportunidad y, si es así, envíe su solicitud lo antes posibl ...

Fullstack Software Engineer (x/f/m) Data Retention & Privacy

Health can’t wait Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Si desea conocer los requisitos para este puesto, siga leyendo para obtener toda la información relevante.<br ...

Fullstack Software Engineer (x/f/m) AI Developer Tools

Health can’t wait .Alan exists to end the wait. Health is a universal right, and prevention is essential to making that right real. We’re building the new standard in prevention insurance by integrating insurance, prevention, and care into a single user experience. No espere a enviar su solicit ...

Fullstack Software Engineer (x/f/m) Global Billing Platform

Health can’t wait.Obtenga más información sobre este puesto leyendo los detalles a continuación y luego envíe su solicitud para ser considerado.Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until y ...

Fullstack Software Engineer (x/f/m) Global Billing Platform

Health can’t wait. Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Alan exists to end the wait. Health is a universal right, and we believe this right can only become real when it’s coupled ...

Fullstack Software Engineer (x/f/m) Core Billing Platform

Health can’t wait . Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Para presentar una candidatura, simplemente lea la siguiente descripción del puesto y asegúrese de adjuntar ...

Fullstack Software Engineer (x/f/m) Care Expert Copilot

About the Role¿Tiene lo que se necesita para triunfar? La siguiente información debe ser leída atentamente por todos los candidatos.Alan’s Support Area builds smart products that deliver scalable customer service to over 1M members. You will work on AI agents that provide immediate, personalized answe ...

AI Native Fullstack Engineer — Build Our Internal AI Platform

Alan is building an AI-native company for real. As a Software Engineer on this team, you will design and ship AI-powered internal platforms used daily, and create intelligent agents that automate onboarding, knowledge retrieval, and performance alignment. Join a culture of radical transparency and asyn ...

Fullstack Software Engineer (x/f/m) Core Billing Platform

Design and own our billing platform At Alan, billing is a critical platform powering all of our services across multiple countries. We turn complex rules, multi‑country regulations, and high transaction volumes into scalable, reliable systems. Responsibilities Build the ...

Fullstack Software Engineer (x/f/m) AI Developer Tools

Alan is a prevention‑focused insurance company looking to build a global leading company with a unique culture. The Engineering team creates the infrastructure, interfaces, and applications that deliver first‑class service to members, health professionals and internal teams. Missio ...

Fullstack Software Engineer (x/f/m) Core Billing Platform

Health can’t wait Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Alan exists to end the wait. Health is a universal right, and we believe this right can only becom ...

Principal Mobile Fullstack Engineer: AI Powered, End to End

SKLUM is seeking a Principal Fullstack Engineer to build the new Sklum app, a mobile-first role focused on React Native.Asegúrese de leer detenidamente la información sobre esta oportunidad antes de presentar su candidatura.You will ship production code and collaborate with senior engineers to deliver ...

Fullstack Software Engineer (x/f/m) Care Expert Copilot

About the Role¿Tiene lo que se necesita para triunfar? La siguiente información debe ser leída atentamente por todos los candidatos.Alan’s Support Area builds smart products that deliver scalable customer service to over 1M members. You will work on AI agents that provide immediate, personalized answe ...

Fullstack Software Engineer (x/f/m) Global Billing Platform

Health can’t wait . Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Alan exists to end the wait. Health is a universal right, and we believe this right can ...

Fullstack Software Engineer (x/f/m) Ops AI Platform

Health can’t wait. Se anima a todos los posibles solicitantes a que se desplacen y lean la descripción completa del puesto antes de presentar su candidatura.Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works toda ...

Fullstack Software Engineer (x/f/m) Ops AI Platform

Health can’t wait. Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Alan exists to end the wait. Health is a universal right, and we believe this right can only bec ...

Fullstack Software Engineer (x/f/m) AI Developer Tools

Health can’t wait. Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works today. You wait, until you can’t. Alan exists to end the wait. Health is a universal right, and we believe this right can only bec ...

Fullstack Software Engineer (x/f/m) AI Developer Tools

Health can’t wait. Lea atentamente toda la información sobre esta oportunidad y luego utilice el botón de solicitud de abajo para enviar su CV y su candidatura.Not for symptoms to get worse. Not for a six‑month appointment. Not for a system to catch up. But that’s exactly how healthcare works t ...

Fullstack Software Engineer (x/f/m) AI Developer Tools

Alan is a prevention‑focused insurance company looking to build a global leading company with a unique culture. The Engineering team creates the infrastructure, interfaces, and applications that deliver first‑class service to members, health professionals and internal teams. A continua ...

Fullstack Software Engineer (x/f/m) Care Expert Copilot

About the Role¿Tiene lo que se necesita para triunfar? La siguiente información debe ser leída atentamente por todos los candidatos.Alan’s Support Area builds smart products that deliver scalable customer service to over 1M members. You will work on AI agents that provide immediate, personalized answe ...

Fullstack Software Engineer (x/f/m) Care Expert Copilot

About the Role Alan’s Support Area builds smart products that deliver scalable customer service to over 1M members. You will work on AI agents that provide immediate, personalized answers for roughly 50% of member inquiries, and build the cockpit and tooling that enables human experts to seamless ...

Senior React Native Developer

Snr React Native Developer -- Global Payments Platform-- up to $150,000 + Equity -- Madrid (Onsite) Join a venture-backed fintech developing a next-generation financial app that blends global banking, crypto, and payment cards with a unique consumer rewards experience. This is a great opp ...

Senior Fullstack Developer (TypeScript)

Sobre nuestro cliente: Empresa multinacional puntera en el área de Inteligencia Artificial , con sede en España y proyectos de alcance internacional. Sobre el perfil: Buscamos un Senior Fullstack Developer con experien ...

Programador/a Fullstack .NET

¿Estás buscando dar un nuevo paso en tu carrera? ¿Te consideras una personaactiva capaz de liderar cambios en tu entorno? ¿Te interesa adentrarte en el mundo de la consultoría y trabajar para clientes en el ámbito nacional e internacional? NTT Data somos todas las personas que la formamos, una empre ...

Fullstack Developer Java Angular

Localidad: Madrid Descubra exactamente qué habilidades, experiencia y cualificaciones necesitará para tener éxito en este puesto antes de enviar su solicitud a continuación.Provincia: Madrid Nº Vacantes: 1 FuncionesEn Aubay Spain seguimos creciendo y buscamos ...

Fullstack .Net Core / Angular

Únete a nuestro equipo como Programador/a .Net Core/ Angular y forma parte de un entorno tecnológico, innovador, colaborativo y en constante evolución. Se anima a todos los posibles solicitantes a que se desplacen y lean la descripción completa del puesto antes de presentar su candid ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

    Founding Fullstack Engineer Reactpython Equity Jobs in Spain Job Search Guide, Trends and Insights