Staff React Engineer (TypeScript + AI Experience)
at WIZELINE
Barcelona
Staff React Engineer (TypeScript + AI Experience)
We are:
Wizeline, a global 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.
