Staff React Engineer (TypeScript + AI Experience)

We are:

Wizeline, a general AI-native 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:

Key Responsibilities

- Lead the architecture, design, and development of scalable, high-performance web applications using React and TypeScript.

- Define and execute the front-end technical strategy, ensuring scalability, performance, and alignment with product and AI goals.

- Collaborate closely with AI engineers, data scientists, designers, and product managers to deliver intelligent, data-driven user experiences.

- Integrate AI-powered components (e.g., chatbots, assistants, content generators, predictive UI) into modern web applications.

- Mentor other engineers, promoting excellence in coding practices, architecture decisions, and technical problem-solving.

- Establish and enforce standards for code quality, accessibility, performance optimization, and testing.

- Partner with backend and DevOps teams to optimize CI/CD pipelines and deployment processes.

- Continuously identify opportunities to use AI and automation to enhance both development workflows and end-user experiences.

Must-have Skills

- 8+ years of professional software development experience, with at least 5+ years specializing in React and TypeScript.

- Proven experience architecting and scaling enterprise-grade front-end applications.





- Knowledge of AI technologies and hands-on experience integrating AI/ML models or APIs (e.g., OpenAI, Hugging Face, Vertex AI, Anthropic, or similar).

- Demonstrated ability to design and implement AI-enhanced interfaces that improve usability, personalization, or automation.

- Deep understanding of JavaScript (ES6+), React Hooks, and state management patterns (Redux, Zustand, or Recoil).

- Proficiency with testing frameworks (Jest, React Testing Library, Cypress) and performance profiling tools.

- Experience integrating RESTful and GraphQL APIs.

- Bachelor’s degree in Computer Science, Software Engineering, or related field.

- Advanced English level, both written and verbal.

- Excellent communication, leadership, and mentoring skills.

Nice-to-have

- Familiarity with Next.js, Micro Frontends, and Server-Side Rendering (SSR).

- Experience with cloud platforms (AWS, GCP, Azure) and infrastructure-as-code tools such as Terraform.

- Background in data visualization or AI-driven UX design.

- Contributions to open-source projects or active participation in tech communities.

- Experience leading distributed teams in agile environments.

What we offer

- A High-Impact Environment — lead initiatives that shape AI-driven digital platforms.

- Commitment to Professional Development — access to WizeAcademy programs and industry-recognized certifications.

- Flexible and Collaborative Culture — hybrid and remote-friendly work options.

- Global Opportunities — collaborate with experts across multiple regions.

- Vibrant Community — hackathons, knowledge-sharing sessions, and innovation events.

- Total Rewards — competitive compensation, wellness benefits, and savings plans.

Specific benefits are determined by employment type and location.

Find out more about our culture here.

📌 Staff React Engineer (TypeScript + AI Experience) (Barcelona)
🏢 Empresa reconocida
📍 Barcelona