Required Software Developer - Production EngineeringRealize your potential by joining the leading performance-driven advertising company!As a Software Developer on the Production Engineering team in our Infrastructure R&D Department, youll play a vital role in building and scaling the core platform behind one of the largest real-time recommendation systems in the world.1.4 billion users. 950,000 requests per second. 140TB of fresh data every day. 800M metrics every minute.Youll join a team of strong engineers operating at this scale, with full ownership from design to production.Youll have the freedom to move fast, solve complex infrastructure challenges, and help drive what comes next.How youll make an impact:As a Production engineering team member, youll bring value by:Have end to end ownership: Design, develop, deploy, measure and maintain our servicesBuild and evolve one of the worlds largest real-time systems, including our core framework code, used across R&DImprove observability, monitoring, and logging to proactively detect and resolve performance issues.Leverage Gen-AI tools to accelerate development velocity across the R&D organization, enabling further growth of our recommendation engineCollaborate with the brightest software engineers team membersDirectly shape how billions of people discover the internet.Here are some of the things software devs in our group did in the last several months:Rewrote part of our recommendation servers to reduce serving time p999 by >40�veloped internal smart and adaptable cluster management capabilities to allow dynamic resources allocation for heterogeneous traffic patternsCreated and improved our Kafka consumer designed for very high scaleDeveloped a brand new metrics pipeline, ingesting over 100B metric messages per dayRolled out a new custom home-built authentication serviceMany more thingsOur Tech Stack:Java, Spark, Kafka, Hadoop, Cassandra, Vertica, MySQL, HDFS, BigQuery, Docker, Linux, Kubernetes, Prometheus, Metrictank, Grafana, Airflow, Redis.Requirements: To thrive in this role, youll need:Experience developing large scale distributed systems and solid understanding of production system infrastructureDeep understanding of strong Computer Science fundamentals: object-oriented design, data structures, and concurrent/multi-threaded programming3 years programming experience in Java or equivalent Object-Oriented languageProduction systems understandingExperience with SQL and No-SQLHighly Proficient in Linux environmentProven ability to work effectively across multiple teamsB.Sc in computer science or equivalent experienceBonus points if you have:Experience in Big Data toolsKnowledge in algorithms, data-mining and machine learningThis position is open to all candidates.
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