About

Harsh Kumar is an experienced Senior Software Engineer with a strong background in the payment domain. With 7 years of relevant experience, he is skilled in data structure and algorithms, Java J2EE, Spring, Spring Boot JPA, Spring Cloud, multithreading, Hibernate, REST APIs, C#, .NET Framework, ASP Web Services API, Windows Communication Foundation (WCF), jQuery, HTML, CSS, JavaScript, Ajax, SQL Server, Docker, Kafka, Aerospike, Reddis, ELK, and Kubernetes. He holds a Bachelor of Technology in Computer Science from NIT Jalandhar. Currently working as a Lead at Pine Labs, Harsh has also worked as a Senior Software Engineer at Pine Labs and Paytm in the past. At Pine Labs, he was part of the team that created the PINE Wallet and developed its UI from scratch, including the Customer Portal, Operation Portal, Merchant Portal, Issuer Portal, and Wallet Transaction UI part. He also developed the Spring Boot Service for PINE Wallet used for Card generation process, Bulk Customer registration, and Fleet Cards generation. Additionally, Harsh designed the complete transaction flow of PINE Payment Gateway with other team members and developed the complete transaction flow of PINE PG in which the transaction is done through Credit/Debit in Redirect Mode. He also developed the PINE PG EMI System for Redirect Integration mode, which supports the Brand EMI, Bank EMI, and Brand Off us Instant Discount schemes. Harsh also developed the EMI Calculator using Java Spring framework (Rest API) and the Card Enforce System as one of the Integration modes. At Paytm, Harsh was part of the logistics-facility team of Paytm Mall. He implemented the new Fulfilment Center Warehouse (Xpress Bees) integration for Paytm Mall and worked on FC Control Tower and Seller Control Tower, which manages all the orders placed through warehouses of Paytm. Harsh also worked on RabbitMQ consumer, Aerospike as a database, Kafka, and Datadog to monitor throughput, latency, HTTP Errors of REST API, AWS, Aerospike, RabbitMQ. Overall, Harsh Kumar is a strong engineering professional with a broad range of technical skills and experience in the payment domain.