About

Rangarajan Rajasekar is a skilled software engineer with over 5 years of experience in building software products. He is currently working at Yellow.AI, where he is building scalable high throughput systems. Rangarajan has led a team to build a conversational user engagement cloud platform from scratch, which has achieved a traction of half a million transactional notifications every day on WhatsApp and voice (IVR) channels with 50% month-on-month growth. Rangarajan is passionate about building for scale, high availability, high throughput systems, and optimizing infrastructure costs. He has expertise in programming languages such as NodeJS and Java, and frameworks like Express, Struts, Spring, AngularJS, VueJS, and Jquery. He is also proficient in using databases and cache stores like Mongo, MySQL, Postgres, Redis, ElasticSearch, and Druid. Additionally, Rangarajan has experience in DevOps tools like Docker, Kubernetes, and AWS, and other web technologies like Nginx, Kafka, and Lua scripting. Prior to his current role, Rangarajan worked as a Software Development Engineer at Yellow Messenger and Rishon Communication Technologies. He holds a Bachelor's degree in Electronics and Instrumentation Engineering from NEC. Rangarajan's tech stack includes software engineering, AI, AWS, Redis, Kubernetes, Docker, MySQL, MongoDB, Kafka, Spring, Elastic Search, DevOps, Postgres, web, infra, NodeJS, search, UI, Java, frontend, and VueJS. With his relevant experience of 5.7 years, Rangarajan is a valuable asset to any team looking to build scalable software products.