Sachin Arora

- Led the migration of legacy HRMS app. written in ColdFusion to Azure cloud-native Microservices architecture using Azure Functions, Web App, AD B2C, Application Insights and Serilog, optimizing performance and scalability while reducing operational costs by 30%. - Developed a secure system using .NET 8, RabbitMQ, and Angular 16, incorporating candidate demographics management, profile tracking, and tests, while ensuring compliance through data encryption, audit logging, and strict access controls to enhance candidate information security. - Delivered technical solutions and guidance across three cross-functional teams, fostering collaboration and meeting daily project demands. - Re-architected the pipelines for SAST, DAST & SonarQube to capture vulnerabilities in code which not only reduced bugs by 50% but also 3x extandible and managed code. - Implemented LINQ with Lambda on SQL Server and POSTgreSQL, optimized performance using INMemory Cache, and coded LINQ queries to customize data from SQL SERVER DB in Web API actions. - Re-designed critical API endpoints, optimizing database queries, reducing time complexity by 25- 75% for high-demand workflows. - Enhanced backend API security by implementing OAuth 2.0, JWT authentication, IP whitelisting, and secure token storage, ensuring compliance with financial regulations and safeguarding sensitive data.

- Migrated a monolithic Insurance claim portal to a microservices architecture using ASP.NET Core, Angular and Azure Web Apps. - Designed and implemented an Angular library used organization-wide, standardizing UI components and services for improved efficiency. - Managed application deployments by creating and maintaining CI/CD pipelines in Azure DevOps (ADO), ensuring smooth and automated workflows. - Provided architectural guidance and mentored team members on application design, Git best practices, and collaborative workflows. - Deployed a micro frontend system with Angular, enabling independent module deployment and enhancing scalability and optimizing API communication through lazy loading. - Collaborated with cross-functional teams, including frontend developers and product managers, to improve application performance and user experience.

- Conducted code reviews and mentored 2 junior developers, fostering a collaborative environment and strengthening a team of over 5 developers, 2 QAs’ and 1 PO. - Led the end-to-end development of the Time Tracker project, introducing new features, improving application quality, and reducing the product backlog by 90% within four months. - Deployed and maintained CI/CD pipelines using VSTS (now Azure DevOps), ensuring efficient development workflows. - Conducted comprehensive code reviews, participated in architectural design discussions, and optimized application performance. - Played an active role in hiring new talent, including interns and professionals, and upskilled team members through technical mentorship.