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We are currently searching for a Java Developer Sr : Responsibilities Develop domain-focused Java microservices (Spring Boot) with clear endpoints, robust validations, and maintainable internal structures, strictly adhering to clean design principles and separation of concerns.
Implement read models and projections using the CQRS pattern: design collections/documents in MongoDB, define indexes, and build hydration components that keep the read state consistent with business rules.
Consume and publish events using Apache Kafka (Spring Kafka): implement robust, idempotent consumers, manage logical retries and errors, and ensure contract compatibility within the event-driven ecosystem (utilizing Schema Registry).
Optimize query performance: analyze access patterns, tune MongoDB aggregations, pagination, and filters, and refine data models to minimize latency and load on consuming services.
Collaborate extensively with BFF (Backend-for-Frontend), Frontend, and Data Plane teams to agree on API contracts, required fields, and semantics.
Document APIs using OpenAPI/Swagger and ensure all changes are backward-compatible and progressive.
Ensure code quality through rigorous testing using JUnit and Mockito.
Requirements Strong hands-on experience with Java: Deep proficiency in Java 17+, encompassing modern features and functional paradigms.
Expertise in the Spring Ecosystem: Extensive experience with Spring Boot, Spring Web, and Spring Data MongoDB.
Database Architecture: Proven experience with MongoDB (data modeling, indexing, aggregations) and practical implementation of CQRS and read models.
Event-Driven Messaging: Hands-on experience with Apache Kafka (Spring Kafka) for event consumption/publication and familiarity with Schema Registry.
Testing Documentation: Strong proficiency in unit and integration testing using JUnit and Mockito, and API documentation using OpenAPI/Swagger.
Build Tools: Experience with Maven or Gradle.
Banking Sector Experience: 3+ years of experience working within the banking or financial services industry, understanding its rigorous standards for security and transactional integrity.
High-Performance Mindset: Resilience, emotional intelligence, and a focus on agile delivery.
Technologist DNA: A deep understanding of the difference between "coding" and "engineering," specifically within distributed, event-driven architectures.
Desired Familiarity with frontend frameworks (like Angular) to effectively collaborate on BFF implementations.
Experience with cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes).
Familiarity with cloud-native foundations or AI coding assistants.
Languages Advanced Oral English.
Advanced Spanish.
Note: Hybrid If you meet these qualifications and are pursuing new challenges, start your application on our website to join an award-winning employer.
Explore all our job openings | Sequoia Career's Page : / Keywords: Java Dev, Java Developer, Development, SprintBoot Strong hands-on experience with Java: Deep proficiency in Java 17+, encompassing modern features and functional paradigms.
Expertise in the Spring Ecosystem: Extensive experience with Spring Boot, Spring Web, and Spring Data MongoDB.
Database Architecture: Proven experience with MongoDB (data modeling, indexing, aggregations) and practical implementation of CQRS and read models.
Event-Driven Messaging: Hands-on experience with Apache Kafka (Spring Kafka) for event consumption/publication and familiarity with Schema Registry.
Testing Documentation: Strong proficiency in unit and integration testing using JUnit and Mockito, and API documentation using OpenAPI/Swagger.
Build Tools: Experience with Maven or Gradle.
Banking Sector Experience: 3+ years of experience working within the banking or financial services industry, understanding its rigorous standards for security and transactional integrity.
High-Performance Mindset: Resilience, emotional intelligence, and a focus on agile delivery.
Technologist DNA: A deep understanding of the difference between "coding" and "engineering," specifically within distributed, event-driven architectures.
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