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chaithanya Kumar pandem - .NET Developer

[email protected]

Location: Chicago, Illinois, USA

Relocation: YES

Visa: GC

Resume file: CHAITHANYA PANDEM-.NET1_1776789044663.docx Please check the file(s) for viruses. Files are checked manually and then made available for download.

CHAITHANYA PANDEM Senior .NET Full Stack Developer | Ph: 872-314-8068 | Email:[email protected] Professional Summary Senior .NET Developer with over 9+ years of extensive experience in the IT industry involved in all phases of SDLC including analysis, design, and development. Proficient in SDLC methodologies like Agile and Waterfall to ensure disciplined project execution and timely delivery of enterprise software. Strong expertise in .Net technologies including C# 10.0 features, Multithreading for parallel processing, and complex Collections. Followed various Design patterns and utilized diagrams for design like use case diagrams and class diagrams for system blueprints. Deep knowledge of architectures including Onion architecture, MVC architecture, N Tier architecture, and Microservices for systems. Expert in .Net frameworks like Asp.Net Core web App, Asp.Net Core Web API, Microservices, and Asp.Net MVC for web applications. Experienced in using NodeJS for building server-side applications and managing asynchronous event-driven environments effectively. Extensive experience in implementing Web Services using RESTful and SOAP protocols to facilitate communication between systems. Strong proficiency in ORM frameworks like ADO.Net, Entity Framework, and Entity Framework Core for data abstraction and persistence. Skilled in handling Data formats such as JSON and XML for structured data exchange between client and server components. Hands-on experience with Azure Cloud specifically utilizing Azure API Gateway to manage, secure, and throttle microservices endpoints. Implemented robust application security using OAuth2, SSL encryption, and JWT for secure cross-domain authentication. Expertise in Front end tools including Angular 16, TypeScript, Angular JS, HTML, CSS, JavaScript, Bootstrap, jQuery, and Ajax. Extensive experience working with Databases including SQL Server, Postgre SQL, and NoSQL databases like MongoDB. Proficient in database programming by writing complex PL/SQL stored procedures, functions, and triggers for business logic implementation. Technical Skills Languages: C#, TypeScript, JavaScript, SQL, PL/SQL. .Net Technologies: Asp.Net Core Web API, Microservices, Asp.Net MVC, .Net Framework, C# 10.0, Multithreading, Collections. Web Technologies: Angular 16, Angular JS, HTML5, CSS3, Bootstrap, jQuery, Ajax, JSON, XML. Databases: SQL Server, Postgre SQL, MongoDB, Redis. ORM Frameworks: Entity Framework Core, Entity Framework, ADO.Net. Testing & Services: XUnit, Karma, Jasmine, Cucumber, RESTful, SOAP, Swagger UI, Postman. Tools & Cloud: Azure, AWS, Azure DevOps (CI/CD), Git, TFS, SVN, IIS, SonarQube, Log4Net, JIRA. Professional Experience Client: Blue Cross Blue Shield (BCBS) Los Angeles, CA Role: Senior .NET Full Stack Developer | Duration: Oct 2023 Present Spearheaded the development of healthcare enterprise applications for BCBS using Agile methodology and Microservices architecture to ensure high scalability. Designed and implemented scalable backend services using Asp.Net Core Web API to handle millions of member enrollment requests and clinical data. Integrated NodeJS for server-side processing to enhance real-time healthcare data streaming and asynchronous background task management. Architected secure RESTful web services to facilitate seamless integration between internal insurance platforms and third-party medical provider networks. Optimized data persistence layers using Entity Framework Core as the primary ORM framework, significantly reducing database latency for patient records. Orchestrated service security and traffic management using Azure Cloud API Gateway, implementing throttling and IP filtering for HIPAA compliance. Implemented enterprise-grade security using OAuth2 and JWT protocols to manage secure authentication and role-based access control for users. Built sophisticated and responsive user interfaces using Angular 16, TypeScript, HTML, and CSS to provide a modern dashboard experience. Engineered complex database schemas in Postgre SQL to manage extensive patient datasets while ensuring strict data integrity and high-availability. Integrated Apache Kafka as the Message Queue for event-driven synchronization of member data across various distributed healthcare services. Optimized backend API performance by 35%, reducing server response times for high-frequency data from 200ms down to 50ms for member services. Automated CI/CD pipelines using Azure DevOps, cutting manual deployment time from 4 hours to 15 minutes per production release for BCBS. Achieved 90% unit test coverage using XUnit and Karma, leading to a 45% reduction in production bugs and critical system calculation errors. Managed 5TB+ of unstructured logs with MongoDB, improving data retrieval speeds by 50% compared to previous legacy healthcare SQL systems. Client: Morgan Stanley South Jordan, UT Role: .NET Full Stack Developer | Duration: Jun 2022 Sep 2023 Delivered high-impact financial trading features for Morgan Stanley in an Agile environment, participating in intensive sprint cycles and frequent reviews. Applied Onion Architecture principles to ensure a strict separation of business logic from external infrastructure and complex front-end UI layers. Developed resilient backend APIs using Asp.Net Core Web API to support high-frequency investment analytics and comprehensive portfolio management tools. Built and consumed RESTful web services to integrate real-time market data feeds from global financial exchanges into internal trading engines. Utilized Entity Framework Core to simplify object-relational mapping, enabling rapid feature development while maintaining high data consistency. Facilitated high-performance data transmission between distributed banking services using JSON as the primary and standardized data exchange format. Secured sensitive financial service endpoints via Azure Cloud API Gateway and enforced robust OAuth2 authentication protocols for all internal users. Created interactive investment dashboards using Angular 14, HTML, and CSS, allowing analysts to visualize global market trends and portfolio risks. Integrated Bootstrap and JavaScript to build a responsive financial interface that supports multi-monitor workstation setups for professional trading. Managed high-velocity unstructured financial logs and metadata using MongoDB as a high-performance and scalable NoSQL database solution. Optimized backend trading API performance by 40%, reducing critical data retrieval times from 250ms to 60ms for high-frequency market analytics. Automated CI/CD pipelines using Azure DevOps, cutting software deployment time from 5 hours to 20 minutes for each production release cycle. Achieved 92% unit test coverage using XUnit and Karma, leading to a 50% reduction in production bugs and critical system calculation errors. Managed 10TB+ of unstructured trading logs with MongoDB, improving diagnostic retrieval speeds by 60% compared to legacy relational systems. Client: STATE OF NEW YORK New York, NY Role: .NET Full Stack Developer | Duration: Jul 2020 May 2022 Developed public sector financial applications following Agile methodology, ensuring the timely delivery of complex retirement planning software modules. Implemented a robust MVC architecture to provide a clear separation between state-mandated business logic and intuitive citizen-facing user interfaces. Built core application modules using the Asp.Net MVC framework to handle employee contribution management and sensitive retirement data processing. Designed and integrated secure RESTful web services to allow for encrypted data sharing between state agencies and various financial institutions. Leveraged Entity Framework as the primary ORM framework to reliably map complex state employee retirement data structures directly to the database. Standardized the handling of dynamic financial report data using JSON format to ensure full compatibility with modern web-based analytics tools. Developed sophisticated views and user controls using Asp.Net MVC, HTML, and CSS to provide an accessible and user-friendly web portal for citizens. Enhanced the responsiveness of the citizen portal using JavaScript, Bootstrap, and Ajax for asynchronous data loading and dynamic form updates. Managed highly sensitive employee records using SQL Server as the primary relational database, maintaining the highest levels of strict data security. Verified the accuracy of retirement benefit calculation logic by writing comprehensive backend unit tests using the robust XUnit testing framework. Optimized backend pension processing speed by 35%, reducing the time required for monthly contribution calculations from 6 hours to 4 hours. Automated financial report generation using optimized SQL queries, cutting the manual processing time for state auditors by 50% every month. Achieved 85% unit test coverage across the retirement planning modules, leading to a 40% reduction in production defects and system downtime. Reduced average page load times for the citizen portal by 45% through the implementation of Ajax and efficient client-side data caching techniques. Client: Navistar New Carlisle, IN Role: Full Stack Developer | Duration: Nov 2018 Jun 2020 Followed Agile development practices to deliver fleet management software for Navistar, participating in sprint reviews for continuous feature delivery. Developed core logistics monitoring tools using the Asp.Net MVC framework to track real-time vehicle telemetry data and optimize route planning. Implemented SOAP web services to facilitate communication with legacy vehicle hardware and proprietary state-tracking telemetry devices securely. Utilized ADO.Net as the high-performance data access layer to process incoming high-velocity data streams from a distributed vehicle fleet. Managed application and device configurations using the XML data format for compatibility with specialized vehicle hardware interfaces and protocols. Built responsive frontend pages using HTML, CSS, JavaScript, jQuery, and Ajax for the real-time fleet management dashboard and user interfaces. Managed large-scale relational data using SQL Server to store vehicle route history, detailed diagnostics, and real-time GPS telemetry information. Verified backend logic and service stability using the XUnit testing framework to minimize production outages during high-traffic fleet activity periods. Maintained source code history and managed collaborative development workflows using SVN as the primary version control tool for the engineering team. Implemented application diagnostics using Log4Net and tracked project bugs and feature requests using JIRA for streamlined team collaboration. Improved logistics dashboard load times by 20% through jQuery frontend optimization and advanced client-side script minification techniques. Successfully scaled the monitoring platform to support a 15% increase in fleet size without any loss in performance or system availability. Automated 80% of the deployment process for logistics modules, significantly reducing the release cycle for new software updates and patches. Reduced the frequency of production bug reports by 25% through the implementation of rigorous unit testing and comprehensive peer code reviews. Client: iNautix Technologies Chennai, India Role: Software Developer | Duration: Jul 2016 Jun 2018 Developed internal financial applications using ASP.NET WebForms and ADO.NET for high-performance data processing. Built and consumed SOAP Web Services for secure inter-module communication across the enterprise financial system. Designed interactive user interfaces using HTML, CSS, JavaScript, jQuery, and Ajax for professional reporting tools. Managed large-scale financial data storage using PostgreSQL, performing advanced query optimization and indexing. Wrote comprehensive unit tests using XUnit to validate the accuracy of complex financial calculations and logic. Used SVN for version control management and JIRA for efficient task tracking and project issue resolution. Automated manual data entry processes to improve efficiency in financial data handling and reduce human error. Education Details Bachelor of Technology in Computer Science, Andhra University, 2012 2016. Keywords: csharp continuous integration continuous deployment user interface javascript information technology procedural language California New York Utah