About

Chitsimran Singh is a highly skilled Software Developer with expertise in Java, Spring Boot, React JS, and Node JS. With a demonstrated history of working on distributed systems, building highly scalable microservices, optimizing legacy monolith systems, and building responsive and clean user interfaces, Chitsimran is a valuable asset to any team. Chitsimran possesses excellent problem-solving skills and a solid grasp of Data Structures & Algorithms, as proven by securing the Knight badge on Leetcode (top 3% on the website) with a best rank of 189 among 17080 participants. He is eager to learn and build innovative solutions that solve real-life complex problems. Currently working as a Software Development Engineer at OYO, Chitsimran has reduced the execution time of partner cron jobs responsible for syncing partner inventory by 80%, by rewriting the cron jobs into multiple parallel processes, further reducing partner booking errors by 30% on average. He has also redesigned partner cron job flow, eliminating redundant insertions in the queue, thus reducing load by 70%. In his past roles, Chitsimran has worked as an SDE Intern at OYO, where he designed and developed a user-friendly UI from scratch, responsible for monitoring partner data imports and configuring 8000+ partner properties. He also created a Role-Based system for UI and backend microservice to intercept APIs for user authentication and authorization, built a BFF service to handle UI requests, fetch and aggregate data from multiple services, developed and integrated RESTful APIs, retrieved data from databases, which is utilized by multiple services, developed Inventory rules in systems to configure time configuration for 1000+ partner properties, and added rate limiting to user login by integrating Google reCAPTCHA to prevent vulnerable attacks. Chitsimran holds a Bachelor of Engineering in Computer Science from Chitkara University, where he is expected to graduate in December 2022. He also holds a High School Diploma in Science [PCM] from Saffron City School. Chitsimran is proficient in a wide range of technologies and tools, including Software Engineering, Backend, Spring Boot, Spring, Java, Microservices, UI, NodeJS, Kafka, AWS, Kubernetes, Javascript, MongoDB, Jenkins, Redux, Integration, Frontend, Web, and ReactJS. With 0.78 years of relevant experience, Chitsimran is an avid learner, tech enthusiast, music lover, and part-time gamer, always eager to