About

Vivek Rajendran is a seasoned Staff Engineer with over 10 years of experience in Back End Systems Development. He is currently working at PayPal as a Member of Technical Staff, where he is responsible for developing Large Scale Distributed Systems serving 100+ million user accounts. Prior to joining PayPal, Vivek has worked with some of the leading tech companies, including Microsoft and Flipkart. Vivek is a problem solver, and he is passionate about using Data Structures & Algorithms to solve complex problems. He is globally ranked at 328 under 'Data Structures Practice' on HackerRank as of 22 Dec 2022. He has also earned an Advanced Certificate from HackerRank for his exceptional skills in problem solving. Vivek has extensive experience in developing Large Scale Distributed Systems, including Search Platforms and E-commerce Products Ranking. He has worked with Data Scientists to make Search (Solr) aware of attributes towards personalization. He is proficient in programming languages such as Java8 (Core) and Python 2.7. Vivek has worked on various Development Stacks such as Apache Spark 2.3 (on Kubernetes), Apache Solr 4.6.x, Redis 2.8.x (Jedis 2.6.x), Storm 0.9, Hadoop Hive 1.2 (Big Data), Kafka 0.8, Zookeeper 3.4.x, Oozie 3.x, Couchbase, and SpringBoot 1.4.7. He is also proficient in Relational DBMS such as MySql 5.x and has experience with IDEs, Tools, and other technologies such as IntelliJ18, Eclipse(Luna), Git/Github, Jenkins, and Jira. Vivek has mentored freshers and newcomers in the team, and he has worked as part of geographically distributed teams. He holds a Master's degree in Computer Applications from the National Institute of Technology Tiruchirappalli, and he has completed several courses in Machine Learning, Artificial Intelligence, and Software Project Management from the Indian Institute of Science (IISC). In summary, Vivek Rajendran is a highly skilled Staff Engineer with extensive experience in Back End Systems Development, Search Platforms, and E-commerce Products Ranking. He is a problem solver who is passionate about using Data Structures & Algorithms to solve complex problems. He is proficient in programming languages such as Java8 (Core) and Python 2.7 and has experience with various Development St