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OPPO · 2 months ago

Senior Backend Engineer - Recommendation Systems (Contractor)

Palo Alto, CA

Contract

Onsite

Mid, Senior Level

$60/hr - $120/hr

4+ years exp

OPPO is a technology company focused on developing innovative products, and they are seeking a Senior Backend Engineer to join their US Research Center. The role involves developing and optimizing backend services for high-traffic products, ensuring low latency and high availability for millions of daily users.

Consumer ElectronicsMobileMobile Devices

Responsibilities

Design and implement backend services for recommendation and search with a focus on low latency and high availability

Implement multi-level caching and optimize data access patterns

Build, monitor and tune data pipelines and indices using Redis, Elasticsearch, and Kafka

Develop production-quality Java services using Spring / Spring Boot and collaborate on deployments and incident response

Work cross-functionally with MLE, product, SRE, and data teams to deliver features and improvements

Qualification

JavaSpring / Spring BootRedisElasticsearchKafkaMultithreadingCaching strategiesDistributed systemsRecommender systemsHigh-traffic servicesCommunication skillsProblem solvingTeamwork skills