Senior Full-Stack .NET Developer — Legacy Modernization Lead

SCIGON; Ciudad de México; Presencial; MXN 515.000 - 702.000; Jornada completa

Descripción de la vacante

SCIGON is seeking a Senior Full Stack .NET Developer to support modernization of critical business applications and migration of a legacy platform. You will bridge legacy ASP.NET Web Forms (ASPX), VB.NET, SQL Server, React, and .NET Core/.NET with modern architectures.

The role requires leadership, strong communication, and emotional intelligence to collaborate across technical teams in a regulated environment focused on reliability and data integrity.

Formación

• Demonstrated experience in full-stack software development across both legacy and modern Microsoft technology stacks.
• Strong hands-on experience with: ASP.NET Web Forms (ASPX), VB.NET, C#, SQL Server, React, .NET Core / Modern .NET.
• Proven experience supporting, enhancing, and modernizing legacy applications.
• Experience designing, developing, and maintaining full-stack enterprise applications.
• Strong understanding of software architecture, design patterns, and application modernization strategies.

Responsabilidades

• Support, maintain, and enhance existing ASP.NET Web Forms (ASPX) and VB.NET applications.
• Analyze legacy applications and develop modernization strategies aligned with business and technical objectives.
• Lead and execute migrations from legacy Microsoft technologies to modern architectures using React and .NET Core/.NET.
• Design, develop, test, and deploy scalable full-stack solutions.
• Develop and optimize SQL Server databases, queries, stored procedures, and performance tuning initiatives.
• Partner with business stakeholders, architects, and development teams to define technical requirements and implementation plans.
• Ensure data integrity, system reliability, and application security throughout modernization efforts.
• Troubleshoot production issues and implement sustainable solutions.
• Provide technical leadership and mentorship to team members throughout modernization initiatives.
• Promote development best practices, coding standards, and maintainable application design.
• Support change management efforts and help facilitate a smooth transition from legacy technologies and processes.

Conocimientos

ASP.NET Web Forms

VB.NET

C#

React

NET Core/.NET

SQL Server

REST APIs

Leadership

Communication

Troubleshooting

Herramientas

CI/CD pipelines

Docker

Azure

AWS

Descripción del empleo

SCIGON is seeking a Senior Full Stack .NET Developer to support modernization of critical business applications and migration of a legacy platform. You will bridge legacy ASP.NET Web Forms (ASPX), VB.NET, SQL Server, React, and .NET Core/.NET with modern architectures.

The role requires leadership, strong communication, and emotional intelligence to collaborate across technical teams in a regulated environment focused on reliability and data integrity.