Java Full Stack Developer | Desarrollador Full Stack Java

Ciudad de México

Location: CDMX (Hybrid – 3 days per week at Infosys Office)

We are seeking a highly experienced and skilled 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 React, 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, React, 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.
3–5 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 React, JavaScript (ES6+), TypeScript, HTML5, CSS3, and modern state management libraries (Redux, Context API).
Experience with React Hooks, component-based architecture, and front-end performance optimization.
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, 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, along with front-end testing frameworks such as Jest, React Testing Library.
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 tools (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.