Senior Software Engineer, Tech Lead at Citigroup

Worked on a 12-member team to deliver an Equity Derivatives Trading application, driving business-critical solutions for traders by integrating real-time market data, pricing, and trade booking functionalities. Leveraged Azure based Microservices architecture with C#/ASP.NET Core 6, Node.js with Angular. Cut costs by reverse-engineering 3rd party Greek options pricing dependency, exposed analytics via RESTful APIs, and eliminated third-party licensing fees. Streamlined trade booking with secure, scalable APIs integrating OAuth 2.0/OpenID Connect and ensured compliance with MiFID II regulations. Developed REST & GraphQL APIs integrating Bloomberg and Reuters feeds, boosting trade volumes. Enhanced real-time analytics with SignalR-driven data visualizations using Angular with RxJS and NGRX. Applied security including TLS, IP whitelisting, encryption, and Azure Key Vault for PCI-DSS and SOX compliance. Designed ETL workflows between Sophis and Murex using SSIS for portfolio migration. Opt

Senior Software Engineer at Accenture

Orchestrated Healthcare SaaS platform framework based on microservices and event-driven patterns utilizing ASP.NET Core, Angular, Docker, RabbitMQ, SSIS, and ELK to enhance user experience. Directed development of cloud-based EMR/EHR solution for clinical workflows using C#, ASP.NET Core, Node.js, Angular, AWS, integrating HL7, FHIR, and EDI. Engineered secure RESTful APIs for appointment booking, EHR access, and insurance verification. Managed clinical specimen data on SQL Server and PostgreSQL, automated data movement with AWS Glue yielding 30% processing efficiency boost. Enforced data protection with SQL Server, TLS encryption, and achieved full privacy compliance. Implemented OAuth 2.0, Amazon Cognito, JWT, and IP whitelisting for HIPAA compliance. Migrated legacy WPF apps to ASP.NET Core/Angular, optimized T-SQL and caching to reduce latency. Developed ETL workflows using SSIS to consolidate EHR, lab, and billing data with SSRS reporting. Enabled real-time features using SignalR

Software Engineer at ScienceSoft

Built dynamic and responsive user interfaces using React.js, HTML5, CSS3, and Bootstrap with modern design and cross-browser compatibility. Developed 20+ reusable JavaScript React components using ES6 and Redux for state management. Redesigned legacy pages with UI/UX teams using AngularJS, improving page load times by 20%. Enhanced backend performance by optimizing LINQ, SQL stored procedures, Entity Framework, and MS SQL Server with 300% faster query responses. Improved Web API performance by 10% via server-side caching and Elasticsearch integration. Created and maintained 100+ RESTful APIs using C#, JavaScript, TypeScript. Resolved production issues using Application Insights and New Relic monitoring. Developed comprehensive tests with Jasmine, Karma, and Protractor achieving 95%+ code coverage. Led unit testing efforts with NUnit, xUnit, and introduced SonarQube to raise code quality to 90%. Facilitated Agile processes and accelerated project delivery, completing three major release

Senior Software Engineer, Tech Lead at Citigroup

Worked on a 12-member team to deliver an Equity Derivatives Trading application, driving business-critical solutions for traders by integrating real-time market data, pricing, and trade booking functionalities. Leveraged Azure based Microservices architecture with C#/ASP.NET Core 6, Node.js with Angular. Cut costs by reverse-engineering 3rd party analytics dependencies and exposing REST APIs, enabling in-house analytics and eliminating licensing fees. Built secure APIs with OAuth 2.0/OpenID Connect, minimizing errors and ensuring MiFID II compliance. Developed REST & GraphQL APIs integrating Bloomberg and Reuters feeds, increasing trade volumes. Improved real-time analytics with SignalR-driven Angular data visualizations, applying strict security controls for PCI-DSS and SOX compliance. Designed ETL workflows between Sophis and Murex, optimized data processing pipelines, and implemented TDD practices reducing errors. Experienced in CI/CD with Jenkins, Azure DevOps, Terraform, Docker, a

Senior Software Engineer at Accenture

Orchestrated a Healthcare SaaS platform's microservices and event-driven framework using ASP.NET Core, Angular, Docker, RabbitMQ, and AWS. Directed end-to-end development of a cloud-based EMR/EHR solution integrating HL7, FHIR, and EDI interoperability standards. Engineered secure and scalable RESTful APIs for appointment booking, EHR access, and insurance verification. Managed clinical specimen data with SQL Server and PostgreSQL, automating data movement with AWS Glue, improving processing efficiency by 30%. Ensured HIPAA compliance with OAuth 2.0, Amazon Cognito, TLS, and JWT authentication. Migrated legacy WPF apps to ASP.NET Core and Angular, optimized server performance with refined SQL and caching. Developed ETL workflows consolidating healthcare data and produced SSRS reports for compliance. Integrated real-time features with SignalR and Azure AI microservices for patient engagement. Promoted test-driven development achieving over 80% test coverage, scaled platform using AWS La