Sr. Full Stack Angular .NET Developer

4A Consulting, LLC; New York (NY); On-site; USD 120,000 - 160,000; Full time

Job summary

4A Consulting, LLC in New York City seeks a Senior Full Stack .NET Developer for onsite work in New York three days per week. The role involves designing, building, and maintaining modern web and mobile applications across front-end and back-end technology stacks.

You will develop RESTful APIs, implement robust authentication/authorization, work with SQL databases, and deploy with CI/CD. Collaboration with cross-functional teams and cloud hosting on Azure/AWS are required.

Qualifications

• Recent experience with Angular v15 or newer.
• Extensive .NET development and SQL database experience.
• Strong UI/UX design and responsive web development.
• Authentication/authorization expertise.
• API development and mobile app development.

Responsibilities

• Design, develop, and maintain full-stack web and mobile apps using .NET and Angular.
• Develop and integrate RESTful APIs and backend services.
• Implement authentication and authorization mechanisms for security.
• Work with SQL databases for design, querying, and optimization.
• Deploy applications using DevOps practices and CI/CD pipelines.
• Collaborate with designers, developers, and stakeholders.
• Utilize Git-based version control (Git, GitHub, GitLab, Azure DevOps).
• Support performance tuning, debugging, and issue resolution.
• Work with Azure and AWS for hosting and services.

Skills

Angular

C#

.NET

MS SQL Server

UI/UX design

Authentication & authorization

API development

DevOps

Azure

AWS

Git / GitHub / GitLab / Azure DevOps

Tools

Git

Azure DevOps

CI/CD pipelines

Job description

At 4A Consulting, we turn complexity into opportunity. Founded in 2014 and headquartered in Baltimore, MD, we are a women-owned, boutique consulting firm specializing in delivering innovative, data-driven solutions to both the Federal Government and Fortune 500 clients. Our team blends deep industry knowledge with advanced technologies to design tailored strategies that drive measurable and sustainable outcomes. We pride ourselves on an agile, collaborative approach that helps organizations navigate challenges and seize emerging opportunities in a rapidly evolving digital landscape. At 4A, we don’t just deliver projects, we build trusted partnerships that empower our clients to lead with confidence in the digital age.

The role requires an in-person interview

Position Overview

We are seeking a Senior Full Stack .NET Developer in NewYork location, onsite for 3days/week to design, develop, and maintain modern web and mobile applications. This role involves working across front-end and back-end technologies, building scalable APIs, and ensuring secure, high-performing applications.

Key Responsibilities

• Design, develop, and maintain full-stack web and mobile applications using .NET and Angular
• Develop and integrate RESTful APIs and backend services
• Implement authentication and authorization mechanisms to ensure application security
• Work with SQL databases for data design, querying, and optimization
• Deploy applications using DevOps practices and CI/CD pipelines
• Collaborate with cross-functional teams including designers, developers, and stakeholders
• Utilize version control systems such as Git, GitHub, or GitLab for code management
• Support application performance tuning, debugging, and issue resolution
• Work with cloud platforms such as Azure and AWS for application hosting and services

Required Qualifications

• Require recent experience in latest Angular version 15 or above, C#, .NET, and MS SQL Server.
• 5+ years of experience with .NET development and SQL databases
• 5+ years of experience in UI/UX design and responsive web development
• 5+ years of experience implementing authentication and authorization mechanisms
• 5+ years of experience in API development and mobile application development
• 5+ years of experience with DevOps practices and application deployment
• 5+ years of experience with cloud platforms such as Azure and AWS
• 5+ years of experience with version control tools such as Git, GitHub, GitLab, or Azure DevOps

Preferred Qualifications

• Experience with modern UI/UX best practices and design tools
• Familiarity with microservices architecture and scalable application design
• Experience working in Agile/Scrum environments
• Strong problem-solving and debugging skills
• Excellent communication and collaboration abilities

Why Join 4A

• Be part of a mission-driven, women-owned consulting firm with a reputation for excellence.
• Work on high-impact projects across federal and commercial clients.
• Collaborate in an inclusive, growth-oriented culture where innovation is valued.
• Access career development programs, mentorship, and learning opportunities.
• Enjoy a comprehensive benefits package, flexible work options, and a focus on work-life balance.

Equal Opportunity Statement

4A Consulting is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law.