Summary: Seeking a Senior Java Full Stack Developer to design, develop, and maintain robust enterprise applications with strong communication and client interaction. Highlights: 1. Design and develop robust, scalable enterprise applications 2. Lead complex features across the application stack 3. Engage proactively with clients and mentor junior developers **Location: Monterrey or CDMX (Hybrid – 3 days per week at Infosys Office)** We are seeking a highly experienced and skilled Senior Java Full Stack Developer to design, develop, and maintain robust and scalable enterprise\-level applications. This role requires deep expertise in **Java**, **Spring Boot**, and **Angular**, strong communication skills, solid engineering practices, and frequent client interaction. Key Responsibilities * Develop high‑quality, maintainable code for both new features and existing systems using **Java**, **Spring Boot**, **Angular**, and related technologies. * Lead the design and development of complex features and components across the application stack. * Translate **functional product requirements** into high‑quality backend and front‑end implementations. * Write and maintain comprehensive **unit tests**, and support functional, integration, contract testing, and TDD practices. * Apply **SOLID principles**, **design patterns**, and scalable **architecture** techniques to ensure high‑quality solutions. * Conduct **peer and group code reviews** and mentor junior developers to uphold best practices. * Engage proactively with **clients** to clarify requirements and provide updates. * Collaborate with cross\-functional teams to define requirements, scope, and delivery timelines. * Troubleshoot, debug, and optimize applications for **performance, scalability, and reliability**. * Work with **large\-scale enterprise systems**, complex integrations, and distributed transactions when required. * Maintain strong stakeholder relationships through clear communication and **high emotional intelligence**. Required Skills and Experience * Strong communication skills, both verbal and written, with proven collaboration and organizational abilities. * 5–8\+ years of professional experience with a strong focus on **full\-stack development**. * Deep expertise in **Java**, **Spring Boot**, **J2EE**, and **microservices architectures**. * Hands\-on experience with **Spring MVC**, **Spring Security**, **Spring AOP/Aspects**, **JPA**, **Hibernate**. * Proven proficiency with **Angular**, **TypeScript**, **RxJS**, **HTML5**, **CSS3**, **JavaScript**, and UI state management. * Experience building and consuming **RESTful APIs** and **SOAP Web Services**. * Strong experience with **JSON/XML**, distributed transactions, and integration patterns. * Experience with **SQL relational databases** such as SQL Server or Oracle DB. * Familiarity with legacy technologies: **JSF**, **AngularJS**, **KarmaJS**, **jQuery**, **JBoss**, **Log4j**, **Eclipse STS**. * Hands\-on experience with at least one major **cloud platform**: AWS, Azure, or GCP. * Strong experience writing automated tests using **JUnit**, **TestNG**, **Mockito**, applying **testing pyramid** principles (unit, integration, contract). * Strong understanding of **software engineering best practices** including CI/CD, code reviews, maintainable design, and Agile delivery. * Ability to write **clean, maintainable Java and SQL code** across diverse technical scenarios. * Experience with **large\-scale application development** and recent hands\-on coding. * Excellent English communication skills. * Strong analytical and problem‑solving skills. * Ability to quickly learn and adapt to new technologies. * Bachelor’s degree in Computer Science, IT, Software Engineering, or related field. Nice to Have Skills * Experience with **Kafka** or other event streaming platforms. * Experience with **non\-relational databases**. * Familiarity with **CI/CD pipelines** (Jenkins, GitLab CI, Azure DevOps). * Experience with **Docker** and **Kubernetes**. * Knowledge of **asynchronous programming** and **message queues**. * Knowledge of **secrets management** (AWS Secrets Manager, Azure Key Vault, GCP Secret Manager, HashiCorp Vault). Desired Skills and Qualities * A **proactive**, ownership‑driven, and results‑oriented mindset. * **High emotional intelligence** enabling effective collaboration. * **Openness to giving and receiving feedback** constructively. * Comfortable with **frequent client interaction**. * Ability to work independently and as part of a team. * Passion for continuous learning and keeping up with both modern and legacy enterprise technologies.