Deepika Mathpal

Assignment -Neo (AI-Powered Digital Assistant)

Jan 2024 – Present

• Built responsive, modular UIs using Angular, HTML5, tailwind within a microfrontend architecture using Webpack 5 and Module Federation, supporting enterprise modules like Sales, HR, Legal, and Finance.
• Created reusable components with Storybook and ensured quality via Jest, Karma, and Snapshot Testing.
• Developed secure, scalable middleware in Node.js, integrating JWT/OAuth 2.0 for API security and implementing structured logging, error handling, and request validation.
• Collaborated on the design and implementation of the centralized .NET C# routing layer, which redirected AI prompts to domain-specific microservices.
• Collaborated on integration with backend systems using .NET Core, ASP.NET, Entity Framework, and LINQ, enabling efficient microservice communication and high-performance data access across key business functions.
• Integrated Google Firestore as a NoSQL backend for managing AI data, and used Google Cloud Storage (Buckets) for secure file upload and processing pipelines.
• Deployed scalable services on Cloud Functions, Cloud Run, and GKE, with end-to-end monitoring via Cloud Logging, Monitoring, and enforced security through IAM.
• Integrated Google Gemini APIs to enable AI-driven document summarization by sending training data from various use cases, enhancing internal productivity tools.
• Contributed to technical design workshops, sprint planning, and Agile ceremonies.

Assignment – IKEA

Aug 2022 – Dec 2023

• Developed middleware using Node.js, Nest.js and Express on GCP, optimizing API performance, real-time data flow, and scalability across microservices.
• Implemented key middleware features like JWT/OAuth 2.0 authentication, structured logging, and request validation using NestJS's modular architecture, enhancing reliability and maintainability.
• Collaborated with the IKEA Family Member Team to build and maintain C# .NET Core APIs, ensuring seamless integration with Node.js services through RESTful design, asynchronous programming, and Entity Framework for optimized data access.
• Contributed to frontend platforms built in React and TypeScript, ensuring seamless API integration and real-time data flow.
• Built and maintained scalable GCP infrastructure using Terraform, supporting multi-environment deployments with Github actions, Docker, Kubernetes, Cloud Run, and Cloud Functions.
• Migrated from legacy messaging systems to a event-driven architecture using Pub-Sub, improving reliability and message throughput by 30%.
• Implemented GCP Load Balancers and firewall rules for controlled and reliable traffic flow.
• Secured cloud environments with IAM, Secret Manager, API Gateway, and Security Command Center, and established safe database access via VPC Peering for MongoDB Atlas.
• Hands-on experience with Cloud SQL (PostgreSQL) and MongoDB, leveraging stored procedures, LINQ, and ORM tools like TypeORM to optimize query performance and improve data access speed by up to 40% in high-traffic applications.
• Provided critical operational support during peak retail events, ensuring high availability and rapid issue resolution.

• Developed scalable backend services using Node.js and Express.js, implementing modular routing, middleware, and structured error handling.
• Built and maintained RESTful APIs for seamless service communication.
• Utilized Azure Cloud services for infrastructure scalability and integrated Azure DevOps for automating build, test, and deployment pipelines, ensuring efficient and reliable deployment cycles.
• Implemented unit and integration testing using Jest, ensuring high code quality and reliability across development stages.
• Worked within Agile teams to develop features, and provided clear, comprehensive technical documentation for smooth cross-team collaboration.

• Built dynamic, responsive, and cross-browser compatible UIs using Angular 12, TypeScript, HTML5, and CSS3, adhering to modern UX/UI standards and component-based architecture.
• Engineered scalable backend services using Node.js and Express.js, developed secure and modular RESTful APIs, and implemented JWT/OAuth 2.0 for robust authentication and authorization.
• Architected and managed databases across PostgreSQL and MongoDB, using TypeORM/Sequelize for structured data access, query optimization, and seamless integration with application services.
• Leveraged Docker for containerized deployments, established CI/CD pipelines via Jenkins/GitHub Actions, and enforced high code quality with test automation using Jest and Cypress.

• Migrated a legacy monolith to a microservices and micro-frontend architecture, which allowed the team to deploy core modules independently, enhancing flexibility and scalability in our applications.
• Designed and developed RESTful APIs using .NET Core and Node.js, establishing secure inter-service communication which improved integration between services built on different tech stacks.
• Led the database migration and optimization efforts across SQL Server, PostgreSQL, and MongoDB, which significantly boosted performance and ensured data integrity across our distributed services, making our systems more reliable.

• Built responsive SPAs using React.js and Node.js, improving UI performance and usability.
• Implemented automated testing with Jest and Cypress for stable and scalable releases.
• Collaborated in Agile teams to deliver full-stack features and optimize system efficiency by 30%.

• Developed and optimized SQL Server databases, including Stored Procedures, Functions, Views, Triggers, and Indexes, ensuring efficient data retrieval and management.
• Developed and optimized SQL Server databases using stored procedures, views, and complex queries.
• Built and maintained C#/.NET applications with CI/CD integration using TFS and Octopus.