We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.With over 6,500 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. At CI&T, we are seeking a highly skilled and motivated Senior Fullstack Developer to join our team in Colombia. You will contribute to an innovative project in a collaborative, innovating, transforming, and multicultural environment. Position Overview: As a Senior Fullstack Developer, you will play a crucial role in modernizing a large system by developing new features for a cutting-edge rail management platform for an American train company. Working closely with a dynamic team and stakeholders, you'll ensure the delivery of high-quality, scalable software solutions. Key responsibilities Develop, test, and deploy software applications using Java, Springboot, and/or Angular. Collaborate with stakeholders to define project requirements and technical solutions. Design and implement well-designed and functional interfaces, guided by business analysts. Maintain and improve application performance, scalability, and reliability. Mentor junior developers and contribute to a culture of learning. Implement interfaces following a design system, contributing to the platform's modernization. Engage in continuous learning opportunities within a highly collaborative team. Must-have skills Proficiency in developing interfaces and modernizing them following a design system. Experience with Java, Springboot, and/or Angular. Understanding of design patterns, unit tests, object orientation, database design, SQL, and JPA. Strong communication skills; English proficiency in listening and speaking is important. Nice-to-have skills Additional experience in JavaScript frameworks like React or using RESTful APIs. At CI&T, we are driven by Collaboration, Innovation & Transformation, and artificial intelligence. Our environment offers real growth and learning opportunities, and we inspire others by sharing hope and practical insights. Join us and be part of a progressive narrative! Hashtags: #LI-MJ1 #Midsenior Our benefits include: - Premium Healthcare- Meal voucher- Maternity and Parental leaves- Mobile services subsidy- Sick pay-Life insurance- CI&T University - Colombian Holidays- Paid VacationsAnd many others. Collaboration is our superpower, diversity unites us, and excellence is our standard. We value diverse identities and life experiences, fostering a diverse, inclusive, and safe work environment. We encourage applications from diverse and underrepresented groups to our job positions. #J-18808-Ljbffr