Staff React Engineer (TypeScript + AI Experience)

Reposted 10 Days Ago
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Barcelona, Cataluña, ESP
In-Office
Senior level
Information Technology • Consulting
The Role
The role includes leading the design and development of scalable web applications using React and TypeScript, collaborating with AI teams to integrate intelligent features, mentoring engineers, and ensuring code quality and performance optimization.
Summary Generated by Built In

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.jsMicro 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

  • 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.

Skills Required

  • 8+ years of professional software development experience
  • 5+ years specializing in React and TypeScript
  • Experience architecting and scaling enterprise-grade front-end applications
  • Knowledge of AI technologies and hands-on experience integrating AI/ML models
  • Deep understanding of JavaScript (ES6+), React Hooks, and state management patterns
  • Proficiency with testing frameworks and performance profiling tools
  • Experience integrating RESTful and GraphQL APIs
  • Bachelor's degree in Computer Science or related field
  • Advanced English level, both written and verbal

Wizeline Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Wizeline and has not been reviewed or approved by Wizeline.

  • Healthcare Strength Core coverage spans medical, dental, vision, life and disability insurance, with private medical commonly included in Mexico. Additional support such as EAP and wellness programs is also referenced.
  • Leave & Time Off Breadth Paid vacation, holidays, sick leave, volunteer time, and parental leave are called out, alongside flexible or remote work options. Unlimited PTO is mentioned in some contexts.
  • Retirement Support Savings and retirement elements appear across regions, including a 401(k) in the U.S. and a savings fund and profit sharing in Mexico. These components provide structured long-term financial benefits.

Wizeline Insights

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The Company
1,444 Employees
Year Founded: 2014

What We Do

Wizeline, a global technology services provider, builds the best digital products and platforms at scale. We focus on measurable outcomes, partnering with our customers to modernize core technologies, mature data-driven capabilities, and improve user experience.

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