Danish Sharma

Rakuten – SixthSense B2B Observability Platform

• Spearheaded multiple Proof of Concept (PoC) initiatives to modernize and scale system architecture, significantly improving platform performance, reliability, and scalability.
• Redesigned backend architecture, achieving a 50x increase in system capacity within 12 months through strategic use of messaging queues, streaming technologies, and enhanced security practices.
• Optimized Elasticsearch/OpenSearch clusters, resulting in a 50% boost in compaction efficiency, which improved system throughput and stability.
• Architected and implemented high-performance gRPC microservices for data-intensive workloads, incorporating fault-tolerant designs and back-pressure handling to maintain robustness under peak traffic.
• Led customer onboarding and integration efforts, ensuring seamless adoption of the SixthSense Observability Platform and delivering maximum value to enterprise clients.
• Lead and mentor a 10-member cross-functional engineering team, driving the design, development, and delivery of core platform features.
• Set engineering best practices by introducing standardized testing frameworks, code linters, and static analysis tools (e.g., Checkstyle), promoting code quality and maintainability.
• Manage sprint planning and execution, ensuring on-time delivery of monthly commitments and successful production releases.
• Provide hands-on support throughout the development lifecycle, proactively resolving blockers and enabling efficient, high-quality deliveries.
• Conduct regular 1:1 coaching, performance reviews, and bi-annual evaluation cycles; drive team engagement through recognition programs such as the Monthly Spot Awards.
• Facilitate cross-team collaboration, foster continuous improvement, and align engineering execution with strategic product and business goals.

• Design, Develop, Release and Maintenance of the Rakuten Sixthsense B2B applications
• Rakuten SixthSense Observability is a comprehensive platform designed to provide real-time insights into application performance, infrastructure health, and security. By integrating logs, metrics, and traces, it enables businesses to proactively identify and resolve issues, ensuring optimal system performance and user experience, deployment and server maintenance.
• Observability licensing and usage -
• Pay-as-you-go models ensure you pay only for the resources you use, making it cost-effective for growing businesses.
• Develop license usage, making audits transparent and efficient.
• Java Profiling - Integrates tools like JFR are designed to be used in production, allowing real-time performance monitoring without downtime.
• Provides insights into thread contention and deadlock scenarios.
• Allows deep dives into CPU, memory, thread, and event data for fine-grained analysis.
• Enables continuous monitoring and debugging without significantly affecting application performance.
• Synthetic Monitoring - Detects potential issues before they impact real users by simulating user actions in controlled conditions.
• Simulates user behavior from multiple geographies to ensure consistent performance for a global user base.
• Tests all aspects of an application, including APIs, third-party integrations, and user flows.

• Design, Develop, Release and Maintenance of the ecommerce B2C applications using optimum tech stack and Represent the engineering team for providing products for business and offering solutions to various business needs and handling Devops for production deployment and server maintenance.
• Subscription - Subscription that gives discount to the customers, tech stack is Spring Boot,In Memory Cache,Redis Framework,RDBMS DB
• CRM - Kapture Partner Leads integration with Housejoy for IRCP lead . I have designed systems and developed. It’s helping the sales team to track and close leads faster,tech stack such as Spring Boot,Spring Security,In Memory Cache,Redis Framework,RDBMS DB.
• Security -Implement Security features to secure the client facing applications . It will make sure applications are secured and users’ data is safe using tech stack such as Spring Boot,Spring Security,Redis Framework,RDBMS DB.
• Reviews and Ratings - Automate Monthly and Weekly feedback link sent to the customer according to the customer frequency,used tech stack such as Spring Boot,ELK NoSQL DB.

• Develop, Release and Maintenance of the client health applications.
• Agent login and licensing credentials-The ACCS is a monolithic internal application that is responsible for maintaining user license rights and maintaining future rights.

• Develop and Maintain the many B2C applications from scratch that helps customers to get the self-survey.
• Digit Care -The Digit Care is the internal Web Application that is internally used for tracking the customer and communication links sent to the customer,used tech stack such as Spring Boot,RDBMS DB.
• Self Survey Web Applications - The Self Survey is a widely used B2C application for completing the self-survey by the customer after buying the policy from the customer through Amazon, Paytm, Clear Trip, Yatra,such as Spring Boot,RDBMS DB,used tech stack such as Spring Boot,RDBMS DB.
• Common Data Services - The Common Data Service is the Rest API (Spring MVC) Services that are widely used for various Policy Bazaar, Portal, Partners, and Web Applications for accessing the multiple functionality,used tech stack such as Spring Boot,RDBMS DB.