Publicis Sapient is looking for a Senior Java Developer to lead the development of high-performance, scalable software applications. You will work with global agile teams, solving complex business problems and delivering cutting-edge solutions for our clients.

As a key technical contributor, you will be responsible for designing and developing Java-based Microservices, ensuring security, performance, and scalability. You will work with the latest Java advancements, modern authentication mechanisms, and cloud-native architectures.

Your Daily Duties and Impact:

Lead the design and development of high-performance Java applications using Java 17/21 features and best practices.
Optimize SQL queries and database interactions for performance improvements.
Implement Spring Boot-based microservices, following microservices design patterns and best practices.
Utilize Kafka for real-time messaging and event-driven architectures.
Ensure security through Spring Security, authentication, and authorization mechanisms.
Improve performance in microservices using interceptors, filters, and reactive programming.
Leverage Java Streams API and multithreading for efficient data processing.
Follow CI/CD best practices, ensuring smooth deployment and automation pipelines.
Work with NoSQL databases like MongoDB, optimizing data storage and retrieval.
Collaborate in agile teams, participate in code reviews, and mentor junior developers.

Experience level: A minimum of 4 to 8 years

Job Level: Senior Associate Technology Level 1 and Senior Associate Technology Level 2

Preferred Locations: This position is ONLY available for candidates based in Mexico, Colombia and Costa Rica.

Your Technical Skills and Experience:

4+ years of hands-on experience in Core Java development.
Strong understanding of Java Collections, Multi-threading, ExecutorService, and Thread-safe collections.
Expertise in Java 8 Streams API, with hands-on experience in functional programming.
In-depth knowledge of Java 17/21 features and their use cases.
Proficiency in microservices development using Spring Boot.
Strong understanding of Kafka and event-driven architectures.
Experience with SQL query optimization for high-performance applications.
Familiarity with NoSQL databases like MongoDB.
Hands-on experience in authentication, authorization, and Spring Security.
Knowledge of interceptors, filters, and reactive programming (Spring WebFlux).
Experience in CI/CD pipelines, containerization, and DevOps best practices.