Job Summary: We are looking for a fullstack developer for a Santander project focused on end-to-end digital solutions, working with web applications, APIs, and microservices. Key Highlights: 1. End-to-end fullstack development. 2. Participation in agile projects and digital solutions. 3. Career opportunity and professional growth. About C&S We are a company with over 160 professionals, established in the market for 40 years. Our purpose is to ensure customer satisfaction; to achieve this, we offer Software Development, Talent Outsourcing, and IT Consulting services. We hold ISO 9001 certification and have offices in Buenos Aires, Argentina and Santiago de Chile. Work Modality Hybrid work modality, with office attendance required at Parque Patricios (CABA). Working hours: Monday to Friday, 9 AM to 6 PM. Project The professional will join a Santander project as part of an agile team focused on end-to-end digital solution development, working on web applications, APIs, and microservices. Responsibilities Develop end-to-end fullstack features. Build frontend interfaces using React or Angular, applying UX/UI best practices. Develop APIs and microservices with Node.js (Express or NestJS). Design and implement system integrations via APIs. Participate in implementing and improving CI/CD pipelines and automated testing. Analyze technical requirements and propose design improvements (performance, scalability, maintainability). Maintain up-to-date technical documentation. Participate in code reviews and code quality practices. Mandatory Requirements 2–4 years of software development experience. Experience with Node.js for backend development (REST APIs, services). Experience with React or Angular (TypeScript, API consumption, state management). Knowledge of SQL and NoSQL databases. Experience working with Git. Familiarity with agile methodologies. Basic knowledge of cloud platforms (AWS, GCP, or Azure). Desirable Requirements Experience with MongoDB, Redis. Experience with API integrations and cloud deployments. Participation in generative AI or automation projects. Knowledge of chatbots or AWS Lex. Benefits Health insurance (contribution redirection). Quarterly salary reviews. Extended parental leave. Career opportunity and professional growth. Discounts at universities and educational institutions. Birthday bonus. Internet and electricity expense allowance. Home office equipment. Welcome kit upon joining.-Requirements- Minimum education: University degree years of experience Keywords: developer, programmer, senior, sr