Designed, analyzed, and developed enterprise software solutions supporting financial operations, budgeting, business process management, contract lifecycle management, project management, and financial document workflow automation.
Collaborated directly with business stakeholders to analyze business requirements, design technical solutions, and deliver enterprise applications throughout the complete software development lifecycle.
Designed and developed a Financial Consolidation System for consolidating financial data across subsidiary companies, supporting financial reporting and executive decision-making.
Designed and developed a Budget Planning & Forecasting System for budget planning, forecasting, and variance analysis between forecasted and actual financial performance.
Designed and developed a Financial Document Workflow System integrated with SAP FI through enterprise web services to retrieve accounting and payment documents, automate approval workflows, manage work queues, track document status, and provide operational reporting.
Designed and developed a Contract & Commission Management System supporting contract lifecycle management, committee review workflows, approval processes, and contract decision tracking.
Designed and developed an Organizational Business Process Management (BPM) System for managing organizational processes, hierarchical activities, activities, and key performance indicators (KPIs).
Designed and developed an Enterprise Project Management System for project planning, execution monitoring, progress tracking, and reporting.
Developed enterprise backend solutions using C#, .NET Framework (Windows Forms), and Microsoft SQL Server, emphasizing maintainable architecture, business logic implementation, and database design.
Developed backend applications using Java and Spring Boot.
Designed secure RESTful APIs using Spring Security and JWT-based authentication.
Built authentication and user management services using Java, Spring Boot, Hibernate, and PostgreSQL.
Applied object-oriented design (OOD), SOLID principles, layered architecture, and clean code practices.
Used Git, GitHub, and Maven for version control, dependency management, and project organization.
Implemented database design and SQL query optimization for enterprise systems.
Integrated enterprise applications with SAP FI and other external systems via web services.