About
Principal Software Engineer with 14+ years of experience building scalable, cloud-native backend platforms and distributed systems using Java, Spring Boot, Kafka, Kubernetes, AWS, and Azure. Experienced in system architecture, security, performance optimization, and technical leadership across enterprise applications.
Experience
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Principal Software EngineerLondon Stock Exchange GroupJun 2023 – Present
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Lead Software EngineerXpressbees LogisticsFeb 2022 – May 2023
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Senior Technical Staff MemberAthenahealthJun 2017 – Jan 2022
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Senior Software EngineerCerner HealthcareSep 2013 – Jun 2017
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Software EngineerTesco HSCNov 2011 – Aug 2013
Education
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B.Tech / B.E.Government College of Engineering and Ceramic Technology, KolkataComputer Science and Engineering
Skills
Tools / apps / platforms
Projects
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Spring ShieldJava, Spring Boot, Spring Security, JWT, Okta, OAuth 2.0, API Gateway
Centralized authentication and authorization framework with reusable Spring Security-based authorization and microservice-level RBAC.
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Azure Cost OptimizationAzure, Kubernetes, Prometheus, Grafana
Analyzed workload utilization to right-size Kubernetes nodes and reduce monthly Azure infrastructure costs by 30%.