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Sr, Full Stack .NET Developer

Siritech Solutions Corp

Job Description

Job Description


Senior Full Stack .NET Developer (.NET Core, React, Azure, Power BI)

Total Required Experience in Years: 14+ Years

Mode of Work: 100% OnsiteAusti, TX (Texas Local Candidates Only)

Seeking an experienced Senior Full Stack .NET Developer to design, develop, modernize, and support enterprise applications and reporting solutions for large-scale government and healthcare initiatives. The consultant will work closely with business stakeholders, architects, and cross-functional IT teams to deliver scalable, secure, cloud-enabled solutions using .NET Core, React JS, SQL Server, Oracle, Power BI, and Azure technologies.

The ideal candidate will possess extensive experience in full-stack application development, legacy modernization, cloud platforms, Oracle-to-SQL Server migrations, DevOps automation, and enterprise reporting within government or regulated environments.

Key Responsibilities:
  • Design, develop, and maintain enterprise applications using .NET Core and C#.

  • Build modern frontend applications using React JS, JavaScript, HTML, and CSS.

  • Develop RESTful APIs and backend services.

  • Design, develop, and optimize SQL Server databases, stored procedures, views, and functions.

  • Perform Oracle database integration and legacy data migration to SQL Server.

  • Develop and maintain Power BI dashboards, paginated reports, and data models.

  • Design and deploy cloud-native applications using Microsoft Azure.

  • Implement CI/CD pipelines and automated deployment processes.

  • Troubleshoot production issues across the full technology stack.

  • Perform unit testing, integration testing, regression testing, and defect resolution.

  • Convert legacy applications into modern web-based solutions.

  • Transform and migrate legacy data into new enterprise platforms.

  • Collaborate with business analysts and architects to translate business requirements into technical solutions.

  • Prepare technical specifications, solution designs, architecture diagrams, and operational documentation.

  • Mentor junior developers and promote coding standards and best practices.

  • Participate in Agile ceremonies including sprint planning, backlog refinement, daily standups, and release planning.

  • Monitor application performance, security, availability, and scalability.

  • Support DevOps, governance, and production deployment activities.

Required Skills:
  • .NET Core

  • C#

  • ASP.NET Core

  • React JS

  • JavaScript

  • HTML5

  • CSS3

  • SQL Server

  • Oracle Database

  • Oracle Data Migration

  • SQL Performance Tuning

  • Data Modeling

  • Power BI

  • Paginated Reports

  • Azure Cloud

  • Azure App Services

  • Azure Storage

  • CI/CD Pipelines

  • Git

  • Azure DevOps

  • DevOps

  • REST APIs

  • Full Stack Development

  • Legacy Application Modernization

  • Legacy Data Migration

  • Agile Scrum

  • Application Architecture

  • Technical Documentation

  • Section 508 Accessibility

Preferred Skills:
  • Enterprise Application Architecture

  • Cloud-Native Development

  • Microservices

  • API Integration

  • Azure Functions

  • Entity Framework Core

  • PowerShell

  • Docker

  • Kubernetes

  • Government IT Systems

  • Healthcare Systems

  • Secure Application Development

Required Qualifications:
  • Bachelor\'s Degree in Computer Science, Information Systems, Business, or related field (or equivalent work experience).

  • Minimum 14 years of Full Stack .NET development experience.

  • Extensive experience with .NET Core, C#, React JS, JavaScript, HTML, and CSS.

  • Strong experience with SQL Server, including data modeling, performance tuning, and query optimization.

  • Experience with Oracle database development and Oracle-to-SQL Server migration.

  • Extensive Power BI experience, including dashboards, paginated reports, and data transformation.

  • Hands-on experience with Microsoft Azure cloud services.

  • Experience with CI/CD pipelines, Git, and DevOps tools.

  • Experience modernizing legacy applications into web-based solutions.

  • Experience migrating enterprise data from legacy systems.

  • Strong analytical, troubleshooting, communication, and collaboration skills.

  • Experience working within Agile/Scrum environments.

  • Minimum 6 years of experience supporting Texas State Agencies or other State Healthcare Agencies.

  • Experience working within government or other regulated environments.

Preferred Qualifications:
  • 8+ years supporting enterprise government or healthcare systems.

  • Experience leading enterprise modernization initiatives.

  • Experience mentoring development teams.

  • Experience designing scalable cloud-native enterprise applications.

  • Experience implementing accessibility standards (Section 508).

Deliverables:
  • Enterprise Web Applications

  • REST APIs

  • React Frontend Components

  • SQL Server Database Objects

  • Oracle Migration Solutions

  • Power BI Dashboards & Reports

  • Azure Cloud Deployments

  • CI/CD Pipelines

  • Legacy Modernization Solutions

  • Technical Design Documents

  • Architecture Diagrams

  • Test Plans & Results

  • Production Deployment Documentation

  • Knowledge Transfer Documentation

Education:
  • Bachelor\'s Degree in Computer Science, Information Systems, Business, or related field (or equivalent work experience).

Vacancy posted 22 days ago
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