Senior Fullstack Developer

We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.

With over 7,400 CI&Ters around the world, we've built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.

We are actively seeking a highly skilled and versatile Fullstack Developer to join our dynamic and forward-thinking team. In this pivotal role, you will be responsible for designing, building, and maintaining robust solutions across both backend and frontend layers, ensuring a seamless and scalable Digital Experience Platform (DXP).

The core challenge and exciting opportunity within this position involve constructing a resilient, user-centric, and scalable DXP that will serve as the backbone of a complex banking website. This platform demands seamless integration with CRM, analytics, and marketing automation services, along with engaging and high-performing user interfaces.

As a Fullstack Developer, you will bridge business logic and user experience, crafting solutions that balance technical excellence with usability and performance. You will drive innovation in structuring our CMS-powered architecture, ensuring both stability and agility to support evolving business needs.

Responsibilities:

• Development and customization of backend services and frontend components for the DXP platform, including:
• Creating APIs for dynamic content, integrating with CRM and marketing automation tools, implementing authentication/authorization flows (OAuth/JWT), orchestrating personalization engines, and optimizing caching and database queries for high traffic.
• Developing reusable UI components integrated with CMS data, implementing design system guidelines, building responsive and accessible templates, integrating A/B testing and analytics scripts, and optimizing page performance (Core Web Vitals).
• Ensuring smooth communication between backend services and frontend interfaces, leveraging headless CMS capabilities and modern frameworks (e.g., with API-driven content).
• Building reusable UI components and responsive templates integrated with CMS content.
• Collaborating with designers, marketers, and engineers to deliver end-to-end features.
• Contributing to the definition of platform architecture, ensuring scalability and maintainability.
• Supporting DevOps practices for smooth deployments and continuous delivery.

Requirements:

• Proven experience in both frontend and backend development for CMS/DXP platforms (Optimizely, Contentful, Adobe AEM or similar).
• Experience with RESTful APIs, GraphQL, and cloud integrations.
• Familiarity with databases (SQL/NoSQL), caching, and cloud platforms (AWS, GCP, Azure).
• Experience with accessibility, SEO, and performance optimization.
• Strong problem-solving and communication skills.
• Advanced/Fluent English for interactions with multicultural teams and clients.
• Experience with DevOps and CI/CD.
• Familiarity with headless CMS and JAMstack architectures.
• Cloud certifications (AWS, Azure, GCP).
• Experience with A/B testing, personalization frameworks, and design systems (Storybook, Figma).
• Experience with personalization and experimentation tools (Optimizely, Adobe Target).

If interested, just apply and good luck

#LI-JM2

Benefits include:

• Health and dental insurance
• Meal and food allowance
• Extended paternity leave
• Partnerships with gyms and health/wellness professionals via Wellhub (Gympass) TotalPass
• Profit Sharing and Results Participation (PLR)
• Life insurance
• Continuous learning platform (CI&T University)
• Discount club
• Free online platform for physical, mental, and overall well-being
• Pregnancy and responsible parenting courses
• Partnerships with online learning platforms

At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. This ensures the support and accommodations you deserve. If you do not have the assessment yet, we can support you in obtaining it.

We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups to support you at every stage. Join us in this journey