About

Loy Alvares is a Senior Big Data Engineer at Walmart Labs with over 8 years of experience building software applications. He has expertise in object-oriented technologies, distributed systems and applications, data engineering and microservices. Loy is experienced in storing, transforming, and processing data at scale, and efficiently transferring the results to AWS services such as Amazon S3 and making it available for data analysis using Amazon Athena. As a Full Stack developer, he has designed and created rich client and interactive interfaces using Angular. Loy is an experienced ETL developer and has built data pipelines using Storm, Spark, and Kafka into Elasticsearch(v7.5.1), HBase, Cassandra, Titan Graph Database, AWS S3, and AWS Cloudwatch. He has taken the initiative to upgrade Elasticsearch cluster to the latest version, redesigned the architecture, and tuned the performance of the Elasticsearch cluster. He has also updated the search queries which improved the search query performance by around 70%. Loy has mentored and shaped his team to pick up tasks that are challenging and meet their deliverables. He has worked on Agile development and ensures that the team completes deliverables on time. He is currently following the Kanban model for his deliverables. Loy has a Masters in Computer Applications from Christ University, Bangalore, and also has excellent communication skills. He loves travelling, playing Poker, Chess, Sudoku, Minesweeper, and trekking. His hobbies include Philately and Numismatics. Loy has worked with Walmart as a Senior Data Engineer where he designed and implemented an application with search capabilities exposed via a REST API. He has also worked with Ugam, a Merkle company as a Senior Software Engineer Technical Lead where he built a data pipeline using Storm, Spark, Kafka, HBase, Elasticsearch, and Titan Graph DB to create a Product Matching Platform which provides competitors product recommendations for a retailer's product. Loy has a strong technical background and is proficient in AWS, Elastic Search, Data Engineering, Spark, Kafka, ETL, Cassandra, Big Data, Search, AngularJS, Java, Senior Software Engineer, Web, Amazon Athena, Software Engineer, Javascript, Microservices, MySQL, MongoDB, Azure, Mobile, UI, and Infra. His relevant experience is 9.53 years.