Senior .NET Full-Stack Architect & Modernization Lead

Ventures Unlimited, Inc.; North Charleston (SC); On-site; USD 120,000 - 180,000; Full time

Job summary

Ventures Unlimited, Inc. seeks an senior .NET Full Stack Architect to design and modernize enterprise applications. You will define architecture, build REST APIs, and lead microservices efforts across teams.

You will enhance CI/CD pipelines, enforce coding standards, and mentor juniors while collaborating with stakeholders to translate business needs into scalable technical solutions.

Qualifications

• Minimum 10+ years of experience in .NET Full Stack Development.
• Ability to define application architecture and technical design.
• Strong expertise in .NET Core / .NET 6+, ASP.NET MVC, Web API.
• Experience with MS Access (Frontend), VBA, and SQL Server backend architecture.
• Strong understanding of MS Access architecture, forms, reports, and data handling.
• Experience in legacy system reverse engineering and modernization (MS Access to .NET).
• Strong experience with relational databases, data modeling, and performance tuning.
• Experience in microservices architecture and REST API development.
• Hands-on experience with CI/CD pipeline creation and management (Azure DevOps / GitHub).
• Strong knowledge of DevOps practices and automated testing frameworks.
• Experience in code review, coding standards, and quality governance.
• Experience integrating applications, managing flat files, and enterprise data flows.
• Understanding of secure coding, authentication (OAuth/JWT), and application security.
• Familiarity with manufacturing/engineering environments, CAD tools (e.g., CATIA).
• Experience working in Agile / Scrum / SAFe development models.
• Strong analytical, debugging, and problem-solving skills.
• Strong documentation and technical writing skills.
• Strong understanding of SAFe 5.0 principles and Lean-Agile mindset.
• Domain experience in Discrete / Mfg. Industry / Aero Industry.
• Design and develop scalable full-stack applications using .NET and React/Angular.
• Lead architecture definition, technical design, and solution blueprinting.
• Perform reverse engineering of legacy MS Access/VBA applications for modernization.
• Develop and implement modernization strategies (MS Access to .NET, cloud-ready solutions).
• Build and maintain CI/CD pipelines for automated build, test, and deployment.
• Conduct code reviews to ensure adherence to coding standards and best practices.
• Develop and consume REST APIs and microservices-based components.
• Collaborate with stakeholders to translate business requirements into technical solutions.
• Integrate applications with databases, flat files, and enterprise systems (ERP/MES/PLM).
• Ensure application security, performance optimization, and scalability.
• Implement automated testing and ensure high code quality.
• Troubleshoot and resolve production issues with root cause analysis.
• Work closely with cross-functional teams (functional, UI/UX, DevOps, business).
• Mentor junior developers and support technical capability building.
• Maintain technical documentation, architecture diagrams, and design artifacts.
• Participate in Agile ceremonies and ensure on-time sprint delivery.
• Support initiatives aligned to cloud-first and enterprise modernization strategies.

Responsibilities

• Lead architecture definition and solution blueprinting for major modules.
• Define technical design and ensure alignment with business goals.
• Modernize legacy MS Access/VBA applications toward .NET platforms.
• Develop REST APIs and microservices-based components for scalable systems.
• Build and maintain CI/CD pipelines for automated build, test, and deployment.
• Mentor junior developers and support capability building across teams.
• Collaborate with stakeholders to translate requirements into technical solutions.

Skills

.NET Full Stack

Architecture design

.NET Core

ASP.NET MVC

Web API

MS Access

VBA

SQL Server

Legacy modernization

Relational databases

Data modeling

Performance tuning

Microservices

REST APIs

CI/CD

Azure DevOps

GitHub

DevOps practices

Automated testing

Code review

Security

OAuth/JWT

Agile

SAFe

Manufacturing domain

CAD tools

CATIA

Documentation

Mentoring

Communication

Tools

Azure DevOps

GitHub

Job description

Ventures Unlimited, Inc. seeks an senior .NET Full Stack Architect to design and modernize enterprise applications. You will define architecture, build REST APIs, and lead microservices efforts across teams.

You will enhance CI/CD pipelines, enforce coding standards, and mentor juniors while collaborating with stakeholders to translate business needs into scalable technical solutions.