I hope you are doing well, Please share your updated profile if you are interested in the below role.Our client seeks an Java Back End Engineer for a 12 Months project in Remote.Below is the detailed requirement Job Title:Java Back End Engineer Work location :Remote Duration:12 Months Job Description:Bachelor's degree preferably in Computer Science, Information technology, Computer Engineering, or related IT discipline or equivalent experience with 7Minimum Experience Required Experience 7years of hands-on experience in a professional software engineering role Technical Expertise Programming & Engineering Practices Proficiency in Java, Scala, and Python (at least one required; others preferred) Strong experience with test-driven development, including unit and integration testing Experience with code deployments and CI/CD pipelines (e.g., Spinnaker or similar tools) Backend Systems & Data Stores Proficiency with databases and storage technologies such as:TiDB, RocksDB, MySQL Redis, Memcached Key-value stores APIs & Service Development Solid understanding of Thrift and Protobuf schemas Experience building, maintaining, and evolving APIs Experience with web server and backend service development Performance & Reliability Working knowledge of latency, throughput, and system performance Experience with load balancing and load testing Hands-on experience running performance tests and optimizing code to improve efficiency and scalability Nice to Have Experience with data-centric application development Experience working with SQL, Hive, Presto/Trino, and Spark Familiarity with AI coding assistants such as Claude Code and GitHub Copilot Example Projects & Areas of Impact Pipeline Migration & Offline Systems Offline counterfactual scoring support pipeline migration Search simulator support pipeline migration Offline interaction detection support pipeline migration Search, Personalization & AI Systems Kendall:Incorporate user-facing metrics and features for new products (e.g., Hawaii tips, filters, personalization, AI Search) Support evaluation performance optimization Debug tooling for personalization and AI Search, including ranking and explanation systems Monitoring, Metrics & Developer Experience Holdout:Implement comprehensive monitoring for traffic and models Side-by-side (SxS) metrics cleanup and UX improvements to improve developer velocity Example:cleaning up messy p2 carousel metrics Improving filter ranking visibility (amenity IDs vs amenity names) Set up alerting for new and existing applications using Grafana and PagerDuty Platform Health & Maintenance Cleanup of:Old and deprecated code Retired experiments Deprecated trebuchets and legacy components. Experience: 5 years required