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Hari Om
Full Stack Dot NET Angular React Specialist
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Cosmos Clinical
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Enterprise Data Processing Tool
Developed an automated enterprise-grade data processing system designed to handle large-scale datasets efficiently through a modern API-driven architecture.
Project Overview
Built a scalable solution for processing, validating, transforming, and storing high-volume business data while improving operational efficiency and reducing manual intervention.
Key Features Delivered
Designed a robust API-based architecture for seamless data ingestion and processing.
Automated handling of large datasets from multiple sources.
Implemented background worker services for scheduled and continuous processing tasks.
Improved data accuracy through validation and transformation workflows.
Optimized storage and retrieval of processed records.
Enhanced system performance for high-volume data operations.
Reduced manual workload through end-to-end automation.
Built monitoring and error-handling mechanisms for reliable processing.
Technologies Used
Angular
ASP.NET (http://ASP.NET) Core
REST APIs
Worker Services
SQL Server / Database Systems
Background Jobs & Automation
Result
Delivered a reliable enterprise data processing platform that streamlined operations, increased automation, and significantly improved efficiency in managing large-scale business data.
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Learning Management System (LMS)
Developed scalable data import and validation modules for an enterprise Learning Management System (LMS), designed to efficiently process large volumes of records with high accuracy and strong performance.
Key Features Delivered
Built high-performance bulk data import functionality for students, courses, enrollments, and related LMS records.
Implemented advanced data validation rules to ensure data integrity before processing.
Designed error handling and reporting mechanisms for invalid or duplicate records.
Optimized import processes to handle thousands of records efficiently.
Improved system reliability by reducing manual entry errors and data inconsistencies.
Developed reusable APIs for seamless integration with external systems.
Ensured smooth database operations with optimized queries and transaction handling.
Technologies Used
ASP.NET (http://ASP.NET)
Web API
SQL Server
Result
Delivered a robust and scalable LMS data management solution that streamlined bulk onboarding, improved operational efficiency, and ensured accurate data processing for enterprise users.
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Legal Document Management System
Developed a secure document management platform for legal services, designed to streamline record retrieval, document processing, and case-related data management.
Key Features Delivered
Built a centralized system for secure storage and management of legal documents.
Implemented record retrieval workflows for faster access to case files and supporting records.
Developed medical summary processing modules to organize and present critical information efficiently.
Created structured document tracking to improve operational workflow and reduce manual effort.
Enabled role-based access for secure handling of sensitive legal data.
Improved document search, categorization, and retrieval efficiency.
Technologies Used
ASP.NET (http://ASP.NET) MVC
Web API
SQL Server
Result
Delivered a reliable and secure legal document management solution that improved productivity, accelerated record handling, and enhanced overall document processing efficiency for legal teams.
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Oil & Gas Analytics Dashboard
Developed a real-time analytics dashboard for the oil & gas industry to monitor well performance, injection activity, and operational metrics through interactive data visualizations, helping teams make faster and more informed decisions.
Key Features Delivered
Real-Time Operational Monitoring
Built live dashboards to track well performance and field operations.
Displayed real-time injection data and production activity.
Enabled faster response to operational changes and anomalies.
Interactive Data Visualization
Implemented dynamic charts and graphs for clear trend analysis.
Created drill-down reports for deeper operational insights.
Simplified complex field data into easy-to-understand visuals.
Performance & Decision Support
Helped management monitor KPIs across wells and assets.
Improved planning through historical and live data comparison.
Supported data-driven decisions to optimize production efficiency.
Backend & Data Management
Designed secure backend modules for processing operational data.
Built SQL-based reporting and performance queries.
Ensured reliable and scalable handling of large datasets.
Technologies Used
Angular
ASP.NET (http://ASP.NET) MVC
Highcharts
SQL Server
Result
Delivered a scalable analytics solution that improved operational visibility, enhanced reporting accuracy, and helped optimize oil & gas field performance through real-time insights.
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Finance & Corporate Contribution API
Designed and developed enterprise-grade APIs for managing corporate contributions, financial transactions, and secure data processing for business operations.
Key Features Delivered
Financial API Development
Built scalable REST APIs for handling corporate contribution workflows.
Developed secure transaction processing modules for financial operations.
Implemented APIs for contribution tracking, approvals, and reporting.
Created structured endpoints for seamless integration with external systems.
Security & Performance
Applied secure authentication and authorization mechanisms.
Ensured protection of sensitive financial data during transactions.
Optimized API performance for high-volume requests and enterprise usage.
Implemented error handling, logging, and validation standards.
Data Management
Designed robust database models for financial records and contribution history.
Used Entity Framework for efficient ORM-based data access.
Maintained data consistency, auditability, and scalability.
Enterprise Integration
Enabled easy integration with internal dashboards, finance systems, and third-party platforms.
Built reusable and maintainable architecture following best practices.
Technologies Used
ASP.NET (http://ASP.NET) Core
C#
Entity Framework
REST API
SQL Server
Authentication & Authorization
Result
Delivered a high-performance enterprise financial API solution that streamlined contribution management, improved transaction security, and supported scalable business growth.
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Healthcare Management System
Developed a secure and scalable healthcare management platform for managing patient records, appointments, and medical documentation through a centralized system.
Key Features Delivered
Designed and developed modules for patient registration and profile management.
Built appointment scheduling system for efficient doctor-patient coordination.
Implemented secure medical records and document management.
Created RESTful APIs for seamless frontend-backend communication.
Added role-based access control to protect sensitive healthcare data.
Optimized database queries and API performance for large-scale data processing.
Ensured reliable handling of high-volume patient and appointment data.
Technologies Used
Angular
ASP.NET (http://ASP.NET) Core
Web API
SQL Server
Result
Delivered a secure, high-performance healthcare management solution that streamlined patient administration, improved appointment workflows, and enabled efficient medical data management.
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COSMOS - PAY System
Designed and developed a secure multi-organization payment management platform for COSMOS, enabling centralized fund management, ACH transfers, card ordering, balance monitoring, and audit tracking across multiple client sites.
Key Features Delivered
Super Admin / COSMOS Level
Configured a centralized COSMOS bank account with payment gateway access.
Built functionality to activate organization payment accounts.
Implemented ACH-based fund loading process for site requests and new card orders.
Developed complete audit trail tracking for all fund loads and card order requests.
Enabled centralized monitoring and management of all payment activities.
Organization / Site Admin Level
Created dedicated virtual accounts for each organization/site.
Implemented threshold-based balance monitoring with low-balance alerts.
Integrated ACH bank-to-bank transfer system between site accounts and COSMOS account.
Built fund request workflow allowing site admins to securely load funds into accounts.
Stored complete transaction history for compliance and reporting.
Card Management Module
Developed system for site admins to request new plastic cards.
Created backend workflow for COSMOS team to upload shipped card details.
Added card-site verification logic to ensure cards belong to the correct organization before issuance.
Improved security and prevented unauthorized card misuse.
Notifications & Compliance
Automated email confirmations for fund load requests and card orders.
Supported sending legal/compliance documents to site admins during request flows.
Technologies Used
ASP.NET (http://ASP.NET) / .NET Core
Web APIs
SQL Server
Payment Gateway / ACH Integration
Email Notification System
Role-Based Access Control
Audit Logging System
Result
Delivered a scalable fintech-style payment platform that improved operational efficiency, increased transaction security, and streamlined fund management across multiple organizations.
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Cosmos Clinical
Cosmos Clinical is a comprehensive Clinical Study Management platform designed to streamline clinical trials, patient management, and regulatory compliance. The system handles end-to-end clinical workflows across 13+ modules, ensuring data integrity, security, and seamless collaboration between study teams.
Key Modules:
🏥 Organization & Study Management — Manage organizations, study setups, and configurations efficiently.
👤 Subject & Patient Management — Track patient enrollment, demographics, and study participation.
📄 eDocs & eConsent — Digital document management and electronic consent workflows.
📋 eSource — Electronic source data capture for accurate clinical data recording.
🏢 Study Center & SSU — Site management and site startup workflows.
📅 Calendar & Scheduling — Study event tracking and appointment management.
🎓 University Module — Training and certification management for study staff.
💰 Finance & Budget Tracker — Study budget planning, tracking, and financial reporting.
🔗 Facebook Integration — Patient recruitment and engagement via social media.
Tech Stack:
Angular | ASP.NET (http://ASP.NET) Core | C# | Web API | MS SQL Server | Entity Framework Core | LINQ | Git | MS Unit Test | Postman | Swagger | Visual Studio 2022
Delivered a secure, scalable, and HIPAA-aligned architecture with clean code, modular design, and full API documentation.
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