.NET Application Developer – SQL Server / Oracle

Gilder Search Group; New York (NY); Hybrid; USD 96,000 - 110,000; Part time

Job summary

Gilder Search Group is seeking an experienced .NET Application Developer with strong hands-on experience working with Microsoft .NET, Oracle, and MS SQL Server environments. The ideal candidate will be responsible for developing, configuring, deploying, troubleshooting, and maintaining enterprise applications and services built primarily on the Microsoft technology stack.

The role requires a combination of application development, deployment, database, IIS, troubleshooting, and production

Qualifications

• Strong hands-on experience with Microsoft .NET Framework and/or .NET Core.
• Experience developing and supporting web applications, APIs, web services, and Windows services.
• Strong experience with IIS configuration and administration.
• Experience with MS SQL Server, including SQL queries and stored procedures.
• Experience working with Oracle databases and SQL.
• Experience with Git/Git Bash and source-code management.
• Experience with application deployment and troubleshooting across multiple environments.
• Knowledge of CI/CD pipelines and automated deployment tools.
• Experience with JavaScript, CSS, and Bootstrap.
• Experience with unit testing and regression testing.
• Strong understanding of SDLC and Agile/Scrum methodologies.
• Experience using Jira or similar Agile project management tools.
• Strong troubleshooting, analytical, and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to work independently as well as collaboratively within a technical team.

Responsibilities

• Develop, configure, deploy, and maintain .NET web applications, APIs, web services, Windows services, and desktop applications.
• Work with .NET Framework and/or .NET Core.
• Install, configure, and troubleshoot applications across development, QA, and production environments.
• Configure and manage Microsoft IIS, including application pools, site bindings, and SSL certificates.
• Install, renew, and troubleshoot SSL certificates.
• Configure connection strings, application settings, environment variables, and deployment configurations.
• Work with MS SQL Server to develop queries, stored procedures, and perform basic database maintenance.
• Work with Oracle databases and SQL development.
• Use Git/Git Bash for repository cloning, branching, code management, and pulling updates.
• Perform unit testing, regression testing, debugging, and application validation.
• Troubleshoot and resolve application and production issues in a timely manner.
• Support application deployments and ensure deployment readiness across multiple environments.
• Work with CI/CD pipelines and automated deployment tools.
• Utilize front-end technologies including JavaScript, CSS, and Bootstrap.
• Participate in peer code reviews and follow established development and coding standards.
• Collaborate with development and technical teams using Jira for sprint planning, task management, and Agile workflows.
• Maintain proper version control and branching strategies.
• Contribute to continuous improvement of application development, deployment, and support processes.
• Create and maintain technical documentation as required.

Skills

Microsoft .NET Framework

.NET Core

C#

JavaScript

CSS

Bootstrap

Git/Git Bash

Jira

CI/CD

Agile/Scrum

Unit Testing

REST APIs

Web Services

Windows Services

SSL Certificates

SQL Server

Oracle

Tools

Microsoft IIS

Git Bash

Jira

CI/CD Tools

Job description

Job Title: .NET Application Developer – SQL Server / Oracle

Location: 2 Broadway, New York, NY
Job Type: Contract – 12 Months
Work Arrangement: Hybrid – 3 days onsite / 2 days remote
Work Hours: 37.5 hours per week
Pay Rate: $70 to $80 per hour

Job Summary

We are seeking an experienced .NET Application Developer with strong hands‑on experience working with Microsoft .NET, Oracle, and MS SQL Server environments.

The ideal candidate will be responsible for developing, configuring, deploying, troubleshooting, and maintaining enterprise applications and services built primarily on the Microsoft technology stack. The role requires a combination of application development, deployment, database, IIS, troubleshooting, and production support experience.

The successful candidate will work independently on assigned tasks while collaborating with development, QA, infrastructure, and business teams in an Agile/Scrum environment.

Key Responsibilities

• Develop, configure, deploy, and maintain .NET web applications, APIs, web services, Windows services, and desktop applications.
• Work with .NET Framework and/or .NET Core.
• Install, configure, and troubleshoot applications across development, QA, and production environments.
• Configure and manage Microsoft IIS, including application pools, site bindings, and SSL certificates.
• Install, renew, and troubleshoot SSL certificates.
• Configure connection strings, application settings, environment variables, and deployment configurations.
• Work with MS SQL Server to develop queries, stored procedures, and perform basic database maintenance.
• Work with Oracle databases and SQL development.
• Use Git/Git Bash for repository cloning, branching, code management, and pulling updates.
• Perform unit testing, regression testing, debugging, and application validation.
• Troubleshoot and resolve application and production issues in a timely manner.
• Support application deployments and ensure deployment readiness across multiple environments.
• Work with CI/CD pipelines and automated deployment tools.
• Utilize front-end technologies including JavaScript, CSS, and Bootstrap.
• Participate in peer code reviews and follow established development and coding standards.
• Collaborate with development and technical teams using Jira for sprint planning, task management, and Agile workflows.
• Maintain proper version control and branching strategies.
• Contribute to continuous improvement of application development, deployment, and support processes.
• Create and maintain technical documentation as required.

Required Qualifications

• Strong hands‑on experience with Microsoft .NET Framework and/or .NET Core.
• Experience developing and supporting web applications, APIs, web services, and Windows services.
• Strong experience with IIS configuration and administration.
• Experience with MS SQL Server, including SQL queries and stored procedures.
• Experience working with Oracle databases and SQL.
• Experience with Git/Git Bash and source-code management.
• Experience with application deployment and troubleshooting across multiple environments.
• Knowledge of CI/CD pipelines and automated deployment tools.
• Experience with JavaScript, CSS, and Bootstrap.
• Experience with unit testing and regression testing.
• Strong understanding of SDLC and Agile/Scrum methodologies.
• Experience using Jira or similar Agile project management tools.
• Strong troubleshooting, analytical, and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to work independently as well as collaboratively within a technical team.

Preferred Qualifications

• Experience supporting enterprise applications in development, QA, staging, and production environments.
• Experience with REST APIs and web services.
• Experience with automated build and deployment processes.
• Experience with SSL certificate management.
• Experience with application configuration and environment management.
• Experience working in large enterprise or public‑sector environments.
• Experience participating in Agile/Scrum development teams.
• Familiarity with modern .NET development and deployment practices.

Technical Skills

Application Development: .NET Framework, .NET Core, C#
Web/Application Server: Microsoft IIS
Databases: MS SQL Server, Oracle
Front End: JavaScript, CSS, Bootstrap
Version Control: Git, Git Bash
DevOps: CI/CD, automated deployments
Project Management: Jira, Agile/Scrum
Testing: Unit Testing, Regression Testing
Other: REST APIs, Web Services, Windows Services, SSL Certificates