Senior Web Applications Developer Javascripttypescriptreact Jobs in Barcelona, Spain

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

Controls Engineer Senior Retrofits (Siemens Step 7)

¿Te apasiona la automatización industrial y los proyectos de mejora continua?Desde LHH Recruitment Solutions estamos en búsqueda de un/a Controls Engineer Sénior con sólida experiencia en retrofits y profundos conocimientos en Siemens Step 7, para incorporarse a una empresa líder en soluciones intralogística ...

Consultor/a Senior de respuesta a incidentes

¿Qué podras hacer?Obtención de evidencias y análisis de las mismas: Recopilar y examinar evidencias dentro del contexto de un incidente de seguridad. Análisis de incidentes: Investigar la causa y el alcance de los incidentes de seguridad. Contención y mitigac ...

Senior Medical Director, Early Clinical Development, Oncology

Location: Barcelona (On-site)Do you have expertise in, and passion for early stage clinical development?Are you looking to work at the cutting-edge, where scientific innovations and an entrepreneurial spirit are the norm?Join the team at the heart of AstraZeneca that is committed an ...

Data Team Lead/Senior Data Team Lead

JOIN US ON OUR EXCITING JOURNEY!IQVIA™ is The Human Data Science Company™, focused on using data and science to help healthcare clients find better solutions for their patients. Formed through the merger of IMS Health and Quintiles, IQVIA offers a broad range of solutions that harness advan ...

Senior Programador C – Linux & SQL 100% remoto

¿De qué va la empresa en la que trabajarás? Somos Slashmobility una empresa boutique especializada en transformación digital y comprometida con las personas. Nuestro propósito se centra en acompañar a nuestros clientes en su impulso a la aceleración digital tecnológica ...

Senior Medical Director Specialty Care Neurology BO

Senior Medical Director Specialty Care - Neurology BOLocation: Barcelona, SpainOur Hubs are a crucial part of how we innovate, improving performance across every Sanofi department and providing a springboard for the amazing work we do. Build a career here, and you can be p ...

Senior ML Engineer Computer Vision & Anomaly Detection

OverviewKeysightis on the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~15, employees create world-class solutions in communications, 5G, automotive, energy, qua ...

Senior Director Live Operations (They/She/He)

If you’re here, it’s because you’re looking for an exciting ride. A ride that will fuel up your ambitions to take on a new challenge and stretch yourself beyond your comfort zone. We’ll deliver a non-vanilla culture built on talent, where we work to amplify the impact on mil ...

Consultant or Senior Consultant, Statistics and Psychometrics

Consultant/ Senior Consultant, Statistics & PsychometricsLocation: Spain, Greece & PortugalWork Model: Hybrid or Office basedThe Role:The Senior Psychometrician will be responsible for the on-time completion and the scientific soundness of projects or comp ...

ADMINISTRADOR/A SENIOR DE REDES Y SEGURIDAD

Únete a nosotros!Somos una empresa tecnológica muy dinámica, en expansión y con ganas de seguir creciendo. Por ello buscamos profesionales que tengan las mismas ganas de crecer, con pasión por el trabajo en el mundo de la tecnología y crear un ambiente agradable de equipo.<p ...

Senior Product Manager Gamified mobile apps Barcelona

THE COMPANY : GAMIFIED MOBILE APPS - MOBILITYThe company's mission is to revolutionize health and well-being. With 7 million users, the company offers a seamless and engaging experience that encourages healthier lifestyles. Founded in 202230 employees</l ...

Consulting | Associate & Senior Associate Data Governance Barcelona

Description & SummaryUna carrera dentro de la práctica de Gobierno del Dato te brindará la oportunidad de ayudar a nuestros clientes a desarrollar un programa de gobierno de datos eficaz que los acerque más a su ambición de convertirse en “data-driven”.A medida que las empresas avanzan ...

Senior AI Engineer/Architect – LLM & GenAI Solutions

At Abbott, we believe people with diabetes should be empowered to enjoy healthy and happy lives. That’s why we’re focused on helping people with diabetes manage their health more effectively and comfortably, with life-changing products that provide accurate data to drive better-informed decisions. We’re revol ...

Senior Research Engineer Multimodal & Video Foundation Model

Join Tether and Shape the Future of Digital FinanceAt Tether, we’re not just building products, we’re pioneering a global financial revolution. Our cutting-edge solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate reser ...

People Advisory Senior Manager (They/She/He)

If you’re here, it’s because you’re looking for an exciting ride. A ride that will fuel up your ambitions to take on a new challenge and stretch yourself beyond your comfort zone. We’ll deliver a non-vanilla culture built on talent, where we work to amplify the impact on mil ...

S/4 HANA Senior Presales Solution Architect

Description SEIDOR North America is seeking an experienced Senior S/4 HANA Functional Presales Consultant to join our award winning team!Who We AreSEIDOR North America is a technology consultancy firm that offers a comprehensive portfolio of SAP solutions incl ...

Senior Legal Counsel Data and New Technology

Overview WELCOME TO SITAWe're the team that keeps airports moving, airlines flying smoothly, and borders open. Our tech and communication innovations are the secret behind the success of the world's air travel industry.You'll find us at 95% of international hub ...

Senior AI Engineer/Architect – LLM & GenAI Solutions

At Abbott, we believe people with diabetes should be empowered to enjoy healthy and happy lives. That’s why we’re focused on helping people with diabetes manage their health more effectively and comfortably, with life-changing products that provide accurate data to drive better-informed decisions. We’re revoluti ...

Senior Clinical Research Associate 1 Sponsor dedicated

**Senior Clinical Research Associate 1** IQVIA is the Human Data Science Company oriented to drive human health outcomes forward. When you join **IQVIA Spain** as a sponsor-dedicated CRA, you’ll enjoy the stability and resources of a leading, global contract research organization while gainin ...

Data Team Lead/Senior Data Team Lead

**JOIN US ON OUR EXCITING JOURNEY!** IQVIA™ is The Human Data Science Company™, focused on using data and science to help healthcare clients find better solutions for their patients. Formed through the merger of IMS Health and Quintiles, IQVIA offers a broad range of solutions that harness advances in h ...

Senior AI Engineer/Architect – LLM & GenAI Solutions

At Abbott, we believe people with diabetes should be empowered to enjoy healthy and happy lives. That’s why we’re focused on helping people with diabetes manage their health more effectively and comfortably, with life-changing products that provide accurate data to drive better-informed decisions. We’re revoluti ...

Data Team Lead/Senior Data Team Lead

**JOIN US ON OUR EXCITING JOURNEY!** IQVIA™ is The Human Data Science Company™, focused on using data and science to help healthcare clients find better solutions for their patients. Formed through the merger of IMS Health and Quintiles, IQVIA offers a broad range of solutions that harness advances in h ...

Senior AI Engineer/Architect – LLM & GenAI Solutions

At Abbott, we believe people with diabetes should be empowered to enjoy healthy and happy lives. That’s why we’re focused on helping people with diabetes manage their health more effectively and comfortably, with life-changing products that provide accurate data to drive better-informed decisions. We’re revoluti ...

Senior Medical Director Immunology and Immunization BO

**Senior Medical Director Vaccines - Immunology BO** + Location: Barcelona, Spain Our Hubs are a crucial part of how we innovate, improving performance across every Sanofi department and providing a springboard for the amazing work we do. Build a career here, and you can be ...

Senior Medical Director Specialty Care Neurology BO

**Senior Medical Director Specialty Care - Neurology BO** + Location: Barcelona, Spain Our Hubs are a crucial part of how we innovate, improving performance across every Sanofi department and providing a springboard for the amazing work we do. Build a career here, and you c ...

Senior Clinical Research Associate 1 Sponsor dedicated

**Senior Clinical Research Associate 1** IQVIA is the Human Data Science Company oriented to drive human health outcomes forward. When you join **IQVIA Spain** as a sponsor-dedicated CRA, you’ll enjoy the stability and resources of a leading, global contract research organization while gainin ...

Data Team Lead/Senior Data Team Lead

**JOIN US ON OUR EXCITING JOURNEY!** IQVIA™ is The Human Data Science Company™, focused on using data and science to help healthcare clients find better solutions for their patients. Formed through the merger of IMS Health and Quintiles, IQVIA offers a broad range of solutions that harness advances in h ...

Senior Clinical Research Associate 1 Sponsor dedicated

**Senior Clinical Research Associate 1** IQVIA is the Human Data Science Company oriented to drive human health outcomes forward. When you join **IQVIA Spain** as a sponsor-dedicated CRA, you’ll enjoy the stability and resources of a leading, global contract research organization while gainin ...

Senior Editor, The Lancet Regional Health – Europe

Senior Editor, The Lancet Regional Health – Europe Do you enjoy using science to drive change in the world? Are you passionate about improving health outcomes in Europe? Location: London or Barcelona How to apply Please apply via the lin ...

Senior Medical Director Immunology and Immunization BO

**Senior Medical Director Vaccines - Immunology BO** + Location: Barcelona, Spain Our Hubs are a crucial part of how we innovate, improving performance across every Sanofi department and providing a springboard for the amazing work we do. Build a career here, and you can be part of transforming ...

Senior Medical Director Specialty Care Neurology BO

**Senior Medical Director Specialty Care - Neurology BO** + Location: Barcelona, Spain Our Hubs are a crucial part of how we innovate, improving performance across every Sanofi department and providing a springboard for the amazing work we do. Build a career here, and you can be part of transf ...

Senior Editor, The Lancet Regional Health Europe

Position: Senior Editor, The Lancet Regional Health – Europe Location: Barcelona or Berlin or Munich Do you enjoy using science to drive change in the world? Are you passionate about improving health outcomes in Europe? About our Team The team operates in ...

Senior Manager, Field HR Business Partners – EMEA

We are seeking a strategic and experienced HR leader to manage and develop a team of HR Business Partners across our EMEA (Europe, Middle East, and Africa) region (22 countries). The Regional Manager will be responsible for driving global HR processes and strategies such as performance management, sala ...

Senior Editor, The Lancet Regional Health – Europe

Senior Editor, The Lancet Regional Health – Europe Do you enjoy using science to drive change in the world? Are you passionate about improving health outcomes in Eur ...

Senior Project Engineer, Energy Storage Advisory, EMEA

As a member of UL Solutions’ Energy Storage Advisory team within the Europe Middle East and Africa (EMEA) Renewables business, the Senior Project Engineer provides technical and commercial due-diligence support for Independent Engineering (IE) and Technical Advisory (TA) projects across energy storage, ...

Data Team Lead/Senior Data Team Lead

**JOIN US ON OUR EXCITING JOURNEY!** IQVIA™ is The Human Data Science Company™, focused on using data and science to help healthcare clients find better solutions for their patients. Formed through the merger of IMS Health and Quintiles, IQVIA offers a broad range of solutions that harness adv ...

Senior Editor, The Lancet Regional Health Europe

Position: Senior Editor, The Lancet Regional Health – Europe Location: Barcelona or Berlin or Munich Do you enjoy using science to drive change in the world? Are you ...

Senior AI Engineer/Architect – LLM & GenAI Solutions

At Abbott, we believe people with diabetes should be empowered to enjoy healthy and happy lives. That’s why we’re focused on helping people with diabetes manage their health more effectively and comfortably, with life-changing products that provide accurate data to drive better-informed decisions. We’re revoluti ...

Senior Clinical Research Associate 1 Sponsor dedicated

**Senior Clinical Research Associate 1** IQVIA is the Human Data Science Company oriented to drive human health outcomes forward. When you join **IQVIA Spain** as a sponsor-dedicated CRA, you’ll enjoy the stability and resources of a leading, global contract research organ ...

AWS/Security Networking Engineer (Senior/Lead) ID42040

Join us and receive a $2,500 signing bonus! AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multipl ...

Senior Project Engineer, Energy Storage Advisory, EMEA

As a member of UL Solutions’ Energy Storage Advisory team within the Europe Middle East and Africa (EMEA) Renewables business, the Senior Project Engineer provides technical and commercial due-diligence support for Independent Engineering (IE) and Technical Advisory (TA) projects across energy storage, solar + s ...

Senior Manager, Field HR Business Partners – EMEA

We are seeking a strategic and experienced HR leader to manage and develop a team of HR Business Partners across our EMEA (Europe, Middle East, and Africa) region (22 countries). The Regional Manager will be responsible for driving global HR processes and strategies such as performance management, salary plannin ...

Backend Engineer (m/f/d) Barcelona

YOUR DAILY ADVENTURES WILL INCLUDE:Own the Feature, Own the Code – feel responsible for what you create. This starts with bringing in your feature ideas, goes over development, testing, and ends in deploying your code and monitoring itDesign and develop systems based on product ...

Sr. Diagnostic Software Engineer C#

**Job Requisition ID #** 25WD91413 **Position Overview** Autodesk Customer Success organization is seeking a talented and dynamic software developer to design and develop tools focused on delivering self-help and self-heal solutions for our Customers and S ...

Senior Director, Data & AI Product Management Lead

**Senior Director – Data & AI product management Lead** **Barcelona, Spain.** **Role Overview** Lead the global Data + AI product portfolio with a strategic, product-driven mindset. This role bridges business needs and technical delivery, ensuring impactful, scalable solutions that dri ...

Senior Director GOE ME Manufacturing Processes Owner

**Job Title: Senior Director GOE ME Manufacturing Processes Owner** **Location** : Barcelona, Spain As Senior Director GOE ME Manufacturing Processes Owner at dsm-firmenich, you will spearhead the transformation of our manufacturing operations by aligning factory-relevant processes with the fut ...

Digital Solution Architect (Senior Manager) Manufacturing Domain

**Digital Solution Architect (Senior Manager) - Manufacturing Domain** **Location: Barcelona, Spain** Join the digital architecture team of dsm-firmenich, where we don't just see the future - we create it. As a Digital Solution Architect, you'll be a vital part of our diverse digital workforce, ...

Digital Solution Architect (Senior Manager) Manufacturing Domain

**Digital Solution Architect (Senior Manager) - Manufacturing Domain** **Location: Barcelona, Spain** Join the digital architecture team of dsm-firmenich, where we don't just see the future - we create it. As a Digital Solution Architect, you'll be a vital part of our divers ...

Senior Director, Data & AI Product Management Lead

**Senior Director – Data & AI product management Lead** **Barcelona, Spain.** **Role Overview** Lead the global Data + AI product portfolio with a strategic, product-driven mindset. This role bridges business needs and technical delivery, ensuring impactfu ...

Senior Director GOE ME Manufacturing Processes Owner

**Job Title: Senior Director GOE ME Manufacturing Processes Owner** **Location** : Barcelona, Spain As Senior Director GOE ME Manufacturing Processes Owner at dsm-firmenich, you will spearhead the transformation of our manufacturing operations by aligning factory-relevant pr ...

🚀 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

    Senior Web Applications Developer Javascripttypescriptreact Jobs in Barcelona Job Search Guide, Trends and Insights

Advance your career or build your team with Expertini's smart job platform. Connecting professionals and employers in Barcelona, Spain.