---
title: 'Senior Fullstack Software Engineer (React) - Barcelona - (Hybrid) at WIZELINE'
canonical: 'https://feeny.ai/job/senior-fullstack-software-engineer-react-barcelona-hybrid-wizeline-barcelona-9smcezz4jrfz'
type: 'job'
last_seen: '2026-10-18'
---

# Senior Fullstack Software Engineer (React) - Barcelona - (Hybrid) at WIZELINE

- **Company:** WIZELINE
- **Location:** Barcelona, Spain
- **Posted:** 2026-10-06
- **Last confirmed live:** 2026-10-18
- **Apply:** https://www.wizeline.ai/careers/job?gh_jid=8259176

## Job description

We are: Wizeline, a global AI-centric technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.

With the right people and the right ideas, there’s no limit to what we can achieve

Are you a fit? Sounds awesome, right? Now, let’s make sure you’re a good fit for the role:

Must-have Skills

To be successful in this role, you must have:

- Frontend: Strong hands-on experience with React, JavaScript, and Next.js.

- Backend: Hands-on experience with Node.js

- Styling: Experience working with CSS-in-JS solutions.

- Component Libraries & Design Systems: Experience building, maintaining, or working with reusable component libraries and design systems.

- Storybook: Hands-on experience using Storybook for developing, documenting, and testing UI components.

- Accessibility: Strong understanding of web accessibility principles and experience developing interfaces that meet WCAG 2.1 AA standards.

- Frontend Architecture: Ability to design and implement scalable, maintainable, and high-quality frontend solutions across different types of products.

- Code Quality: Strong focus on writing clean, reusable, tested, and well-documented code.

- Collaboration: Ability to work closely with Product, Design, and Backend teams to deliver high-quality user experiences.

- Communication: Strong communication skills in English.

Nice-to-have Skills

- BS/MS in Computer Science, Engineering, or a related subject.

- Experience working directly with clients or stakeholders.

- Hands-on experience working in an Agile environment.

- Strong understanding of modern web standards, including HTML5 and CSS3.

- Experience with responsive design and cross-browser development.

- Strong understanding of UI/UX principles and user-centered design.

- Experience contributing to or establishing frontend design systems and component standards.

- Experience with frontend testing frameworks and practices.

- Experience optimizing frontend applications for performance, scalability, and maintainability.

- Experience working across different products, architectures, and technology stacks.

Nice-to-have

- AI Tooling Proficiency: Leverage one or more AI tools to optimize and augment day-to-day work, including drafting, analysis, research, coding, or process automation. Provide recommendations on effective AI use and identify opportunities to streamline workflows.

What we offer:

- Competitive compensation & total rewards

- Health benefits & wellness programs

- Savings & retirement plans

- Global mobility opportunities

- Flexible work policy and remote-friendly approach

- Happy hours, gaming tournaments, sports activities & more

- Continuous learning & training programs with WizeAcademy

- Free certifications in cloud technologies and coding languages

Find out more about our culture [here](https://www.instagram.com/wizelineglobal/).

## About WIZELINE

## Company Overview
- **One-liner**: Wizeline is a global AI-centric technology solutions provider that designs, builds, and scales digital products and platforms for enterprises.
- **Entity Type**: Private (majority-owned by Caisse de dépôt et placement du Québec – CDPQ)
- **Headquarters**: San Francisco, California, United States
- **Founded**: 2014
- **Founders**: Bismarck Lepe (Executive Chairman)

## Core Business
- **Primary industries**: IT Services & Consulting, AI Engineering, Digital Product Development
- **Target customers**: B2B enterprises across media, fintech, publishing, sports, investment banking, healthcare, CPG, and life sciences
- **Mission/Purpose**: “Do the Important, Seamlessly” – helping clients modernize technology, harness data, and integrate AI to drive measurable outcomes

## Products & Services
- **AI‑Centric Product Development**: Full‑stack engineering, UX design, and AI integration services delivered through cross‑functional, agile pods.
- **Agentic PODs**: Dedicated innovation teams augmented by AI agents for faster, smarter delivery.
- **Nearshoring Advisory**: Strategic nearshore engagement models for building dedicated innovation hubs in Latin America, Europe, and Asia.
- **WizeAcademy**: Internal training and certification programs for continuous learning in cloud technologies and coding.

## Market Standing
- **Valuation / Market Cap**: Not publicly disclosed (acquired by CDPQ in 2021)
- **Key Metrics**:
  - Annual Revenue: ~$104.4 M (estimated, per LinkedIn)
  - Total Funding: $100.1 M (Series A, Series B, and debt financing)
- **Notable Investors / Partners**:
  - Majority investor: CDPQ
  - Prior investors: Apax Digital, Sierra Ventures, LEAP Global Partners, A.Capital Ventures
  - Partner: Fullstory (2024 North American Service Partner of the Year)
- **Growth Signals**:
  - Recognized on Inc. 5000 list of America’s Fastest-Growing Private Companies (2021–2024)
  - Ranked #1 with Fullstory as North American Service Partner of the Year (2024)
  - Expanded to 11 countries with teams in the Americas, Europe, and APAC
  - Surpassed 1,000 employees and continues to hire aggressively

## Competitive Advantages
- **Nearshore delivery model** with deep presence in Mexico, Colombia, Argentina, and Vietnam – offering cost‑effective, high‑quality engineering talent
- **Proprietary frameworks** (e.g., “Wizeline Way”) that combine boutique consulting agility with enterprise‑scale execution
- **AI‑first approach** – productized industry‑specific AI solutions that accelerate time‑to‑market for clients
- **Inc. 500 recognition** for four consecutive years signals consistent growth and client trust

## Strategic Focus
- Deepening AI capabilities through **Agentic PODs** and dedicated AI engineering teams
- Expanding European footprint with a new Barcelona office and growing operations in Spain, UK, and Romania
- Continuing to invest in nearshore innovation hubs, especially in Latin America and Vietnam
- Strengthening partnerships and growing the client portfolio in high‑value sectors like fintech, media, and healthcare

## Why Work Here
- **Culture**: “A global community of innovators, problem‑solvers, and lifelong learners” – strong emphasis on growth, collaboration, and belonging
- **Remote & Flexibility**: Remote‑friendly with flexible work policy; physical offices in SF, Mexico City, Guadalajara, Barcelona, and Ho Chi Minh City
- **Perks**:
  - Competitive compensation and total rewards
  - Health benefits and wellness programs
  - Savings & retirement plans
  - Global mobility opportunities
  - Free certifications (cloud, coding) through WizeAcademy
  - Happy hours, gaming tournaments, sports activities
- **Recognition**:
  - HRC Best Places to Work for LGBTQ+ (2019–2024)
  - Expansión Super Empresas (2020–2023)
  - Expansión Super Espacios de Trabajo (2020–2021)

## Sources
1. [Wizeline Careers Page](https://www.wizeline.ai/careers/)
2. [Wizeline About Us](https://www.wizeline.ai/about-us/)
3. [Built In Wizeline Profile](https://builtin.com/company/wizeline)
4. [LinkedIn Company Page](https://www.linkedin.com/company/wizeline)
5. [Greenhouse Careers Board](https://job-boards.greenhouse.io/wizeline)

## Other roles at WIZELINE

- [Senior Performance Engineer](https://feeny.ai/job/senior-performance-engineer-wizeline-argentina-9smhk9z4b9dh) — Argentina
- [Android Engineer (Onsite)](https://feeny.ai/job/android-engineer-onsite-wizeline-mexico-32d6dmd98tn1) — Mexico
- [Data Scientist](https://feeny.ai/job/data-scientist-wizeline-colombia-nwssyhs9eavs) — Colombia
- [Data Scientist](https://feeny.ai/job/data-scientist-wizeline-mexico-p7gq46nw4n36) — Mexico
- [UX Designer – Mobile Applications (Onsite)](https://feeny.ai/job/ux-designer-mobile-applications-onsite-wizeline-mexico-8m93y14bre7v) — Mexico
- [Visual Communicator](https://feeny.ai/job/visual-communicator-wizeline-mexico-cjbhm97ydhf8) — Mexico
- [React Software Engineer - Barcelona - (Hybrid)](https://feeny.ai/job/react-software-engineer-barcelona-hybrid-wizeline-barcelona-v5tf577xpzcc) — Barcelona, Spain
- [Software Development Engineer - iOS](https://feeny.ai/job/software-development-engineer-ios-wizeline-barcelona-axt4htbp1tnk) — Barcelona, Spain
- [Marketing Operations Specialist](https://feeny.ai/job/marketing-operations-specialist-wizeline-colombia-thxe03skyww9) — Colombia
- [Publishing Specialist](https://feeny.ai/job/publishing-specialist-wizeline-mexico-pjpqf7jcfvta) — Mexico