Senior Backend Engineer ElasticSearch

8+ years of back-end engineering experience, with strong proficiency in Java (8+) Proven expertise in SEO-aware architecture and implementation Advanced knowledge of Elasticsearch setup, tuning, and scaling Hands-on experience with Spring Boot and microservices Familiarity with Spark, Hadoop, and data processing pipelines Experience with NoSQL databases, preferably Cassandra Solid experience with AWS, especially EC2, S3, and EMR Comfortable working in a version-controlled, CI/CD-driven development environment Advanced English proficiency for communication in a global team Experience integrating or customizing Salesforce Knowledge of data streaming tools like Kafka Familiarity with containerization (Docker, Kubernetes)