Narendra Sharma

• Led development of scalable fintech applications using Node.js , significantly improving system performance , reliability , and end-user experience.
• Migrated a legacy monolithic architecture to a robust, microservices-based architecture , enhancing application resilience , fault isolation , and scalability .
• Designed and implemented a reusable microservice template incorporating organizational best practices, enabling rapid service spin-up and boosting developer productivity and knowledge transfer .
• Built a cashback engine to process merchant-specific card transaction rewards, ensuring accurate and efficient cashback calculations .
• Developed a prepaid wallet ledger service with built-in resiliency and consistency for secure transaction tracking and fund management.
• Implemented automated performance testing using Artillery , reducing production issues and improving system stability through early detection of bottlenecks.
• Collaborated with cross-functional teams to gather business requirements, design scalable solutions, and implement user-centric features that improved engagement and retention .
• Performed comprehensive code reviews , ensuring adherence to clean code standards , improved maintainability , and enforced engineering best practices across the team.

• Played a major role in backend development of a full-featured school management ERP system , powering operations across multiple preschool centers (https://portal19.firstcryintelli.com).
• Designed and implemented core modules such as Finance and Fee Plans , Lead Generation and Communication , improving operational efficiency and transparency.
• Led backend integration of BigBlueButton during the COVID-19 pandemic, enabling online classes with recording capabilities , ensuring smooth digital learning experiences for students.
• Owned product development , mentored junior developers, and ensured code quality through thorough testing and documentation.
• Delivered robust, scalable, and testable backend solutions aligned with best practices for performance and maintainability.
• Tech Stack : Node.js, HapiJS, JavaScript, MySQL, AWS.

• Led the backend development and deployment of real-money fantasy and skill-based gaming platforms , ensuring secure, scalable, and high-performance infrastructure to support thousands of concurrent users.
• Architected and implemented robust server-side solutions for critical modules like real-time gameplay, wallet management, leaderboards, and dealer onboarding, ensuring server integrity and high availability .
• Collaborated with cross-functional teams to deliver secure and seamless gaming experiences , aligning with compliance and performance standards in the i-Gaming domain.
• Played a key role in optimizing backend systems to support Games91's unique Dealer Relationship Centre (DRC) model , enhancing reach and user acquisition.
• Tech Stack : Node.js, Express.js, JavaScript, MongoDB, Redis, Angular 6/React, AWS.

• Developed and deployed new features for a web-based IT services marketplace , including skill-based service provider search , lead generation module , and a refactored provider profile system , improving vendor discovery and engagement.
• Architected and optimized backend infrastructure to support high-performance operations, enabling fast, reliable searches and efficient provider-client interactions.
• Ensured system scalability and security , supporting millions of service provider profiles and handling thousands of quote requests with high availability.
• Migrated front-end architecture from AngularJS to Angular 2 , ensuring a more responsive and maintainable user interface.
• Integrated backend services with Node.js , Express.js , MongoDB , and AWS , maintaining clean, testable code and deployment pipelines.

Tech Stack : Node.js, Express.js, JavaScript, MongoDB, Angular 2, AWS.