Manuel Ortega Jr
Senior .NET Developer • 6+ Years of Experience
Passionate developer with expertise in building scalable web applications using modern frameworks and technologies. Focused on creating efficient, user-friendly solutions.
Tech Stack
Backend
ASP.NET Core • C# • RESTful APIs
Entity Framework • SQL Server • CQRS
Frontend
React • TypeScript • Blazor • Next.js
CSS • HTML • JavaScript • Telerik UI • DevExpress
Testing & QA
xUnit • Functional Testing
Unit Testing • Integration Testing
Tools & Methodologies
SQL • Git • Visual Studio • VS Code
Azure DevOps • Agile Scrum • Claude AI
Desktop Development
WinForms • C#.NET • Windows Applications
WinForms • VB.NET • Windows Applications
Database Technologies
MSSQL • SQL Server Management
Stored Procedures • Functions • Indexing
Languages
English • Filipino
Certifications
Lean Six Sigma Yellow Belt
Certifications & Methodologies
Lean Six Sigma Yellow Belt
Process improvement and optimization expertise
Agile Scrum Methodology
Experienced in agile project management and scrum practices
About Me
My Journey
I'm Manuel Ortega Jr, a passionate Senior .NET Developer with over 6 years of professional experience in building robust, scalable web and desktop applications. My career has been driven by a commitment to creating efficient solutions that solve real business problems.
Starting from desktop development with WinForms and VB.NET, I've evolved into a full-stack developer with deep expertise in modern technologies like ASP.NET Core, React, Blazor, and MSSQL. This diverse background has given me a unique perspective on software architecture and user experience.
Why I'm Passionate About Development
I believe technology has the power to transform businesses and improve people's lives. Every project I work on is an opportunity to create something meaningful. I'm driven by:
- ✓ Building applications that are not just functional, but elegant and user-friendly
- ✓ Solving complex technical challenges with clean, maintainable code
- ✓ Continuous learning and staying updated with industry best practices
- ✓ Collaborating with talented teams to deliver exceptional results
- ✓ Optimizing systems for performance, security, and scalability
Experience & Expertise
Throughout my career, I've had the opportunity to work on diverse projects ranging from warehouse management systems to HRIS platforms and custom ERP solutions. My technical foundation includes:
Backend Development
ASP.NET Core, C#, RESTful APIs, Entity Framework, CQRS pattern, SQL Server
Frontend Development
React, TypeScript, Blazor (Server/WebAssembly), Next.js, Telerik UI
Database & Performance
MSSQL, Stored Procedures, Query Optimization, Indexing, Data Architecture
Tools & Practices
Git, Azure DevOps, Agile Scrum, xUnit Testing, Code Review, Clean Architecture
Career Highlights
6+ Years Experience
Building scalable solutions across web and desktop platforms
Full-Stack Developer
Expertise in .NET backend, React frontend, and database design
Process Improvement
Lean Six Sigma Yellow Belt certified in optimization
Team Collaboration
Experienced in Agile Scrum and cross-functional teamwork
My Professional Values
I'm committed to delivering high-quality solutions that exceed expectations. My approach is grounded in:
Every line of code is written with attention to detail and maintainability
Always seeking better solutions through process optimization and learning
Strong believer in teamwork and open communication for better outcomes
Delivering solutions that are secure, scalable, and perform consistently
My Skills
Here are some of the key skills I have developed over my career as a software engineer, showcasing my expertise in various technologies and tools.
C#.NET
Backend
Proficient in C#.NET for building robust backend applications, APIs, and desktop solutions.
ASP.NET Core
Backend
Experienced in developing scalable web applications and APIs using ASP.NET Core framework.
React
Frontend
Skilled in building dynamic and responsive user interfaces with React and TypeScript.
Blazor
Frontend
Experienced in creating interactive web applications using Blazor (Server and WebAssembly).
MSSQL
Database
Proficient in designing and managing databases using Microsoft SQL Server.
Git
Tools
Experienced in version control and collaboration using Git and GitHub.
Azure DevOps
Tools
Skilled in CI/CD pipelines, project management, and collaboration using Azure DevOps.
xUnit Testing
Testing
Experienced in writing unit and integration tests using xUnit framework.
WinForms
Desktop Development
Proficient in building desktop applications using WinForms, VB.NET and C#.NET.
VB.NET
Desktop Development
Experienced in developing desktop applications using VB.NET and WinForms.
My Projects
Here are some of the key projects Ive developed showcasing my expertise in full-stack development
Warehouse Management System Winforms
A core warehouse management solution designed for inventory tracking, order processing, and logistics management. Features include real-time inventory updates, reporting, and integration with barcode scanners.
Technologies Used:
Warehouse Management System Web Application
A core warehouse management solution designed for inventory tracking, order processing, and logistics management. Features include real-time inventory updates, reporting, and integration with barcode scanners.
Technologies Used:
Attendance Monitoring System
An integrated attendance tracking solution featuring real-time monitoring, reporting, and employee management. Includes desktop for comprehensive coverage.
Technologies Used:
HRIS
Human Resource Information System designed for employee data management, payroll processing, and HR analytics. Features secure authentication and role-based access control.
Technologies Used:
Internal ERP System
A robust system including modules for HRIS, Accounting, Inventory Management, HRIS, and Sales. Designed to streamline business processes and improve operational efficiency.
Technologies Used:
Webhook
Maintained and improved desktop and web applications while enhancing system performance for reliability and scalability. Developed an integration system that bridges the company's API with third-party cargo services, enabling seamless data exchange and order processing.
Technologies Used:
Transaction Practice Group Platform
Developed a web application using Blazor (Server/WebAssembly) with Telerik UI Components, implementing CQRS pattern and Clean Architecture principles for scalability and maintainability. Collaborated with cross-functional teams (UI/UX, QA, BA) to deliver end-to-end solutions while enforcing code review standards, best practices, and performance optimization.
Technologies Used:
Employment History
Here is a summary of the companies I've worked with, showcasing my experience in full-stack development.
Mayer Steel Pipe Corporation
Junior Programmer
Address:
333 T. Santiago, Bo. Lingunan, Valenzuela, 1446 Metro Manila
Year stay:
Market Merge Inc
Junior Programmer
Address:
Ground Floor, Azure Business Center, 1197-A Epifanio de los Santos Ave, Quezon City, 1105 Metro Manila
Year stay:
Phil-Data Business Systems, Inc.
Junior Programmer
Address:
King's Court Building 2, 3F, 2129 Chino Roces Ave, Makati, 1231 Kalakhang Maynila
Year stay:
Huawei Technologies Philippines Incorporated
OSS Engineer/ Software Engineer
Address:
53rd Floor, PBCom Tower, Ayala Avenue Corner V. A. Rufino Street, Makati, Philippines, 1227
Year stay:
Golden ABC Inc
Systems Developer
Address:
GABC 1155, 1155 Epifanio de los Santos Ave (EDSA), Balintawak, Quezon City, 1106 Philippines
Year stay:
Axesscom Philippines Inc
Senior .NET Developer
Address:
Clark Center 11, Unit 3 Jose Abad Santos Avenue, Pinatubo Extension Clark Freeport Zone, 2023, Clark Freeport, Zone, 2023 Pampanga
Year stay:
Get In Touch
I'd love to hear from you. Let's discuss your next project or opportunity.
GitHub
Location
Available for remote opportunities worldwide