Senior Software Engineer

The Phoenix Group; New York (NY); Hybrid; USD 140,000 - 180,000; Full time

Job summary

The Phoenix Group in New York City seeks a Senior Full Stack Developer to architect, build, and support secure enterprise applications across frontend, backend, and cloud environments. You will collaborate with stakeholders to deliver innovative technology solutions that drive critical business initiatives.

This hybrid role in NYC requires 3 days on site per week. You will work with C#, .NET, Blazor, React/Angular, SQL Server, Azure, and CI/CD to deliver scalable software while maintaining

Qualifications

• 10+ years of professional full stack software development experience.
• Strong experience with C#, .NET, ASP.NET Core, Blazor, React, and Angular.
• Advanced experience with SQL Server including T-SQL, stored procedures, indexing, and performance tuning.
• Experience developing REST APIs, web services, and enterprise integrations.
• Hands‑on experience with Microsoft Azure, Azure DevOps, and CI/CD pipelines.
• Experience with Git, GitHub, TFS, or SVN.
• Ability to build and support databases, API endpoints, and data pipelines.
• Strong communication skills across technical and non‑technical teams.

Responsibilities

• Partner with stakeholders to gather requirements and develop technical solutions aligned with goals.
• Build responsive interfaces using modern UI frameworks such as Material UI and Bootstrap.
• Develop and maintain scalable back-end services, REST APIs, and web services with SQL Server.
• Write and optimize T-SQL, stored procedures, and database queries for performance.
• Support data pipelines and core data management across systems.
• Develop cloud-based solutions using Microsoft Azure, Azure DevOps, and CI/CD best practices.
• Troubleshoot, debug, and resolve application, database, and integration issues.
• Create and maintain technical documentation and provide ongoing support.

Skills

Full stack dev

C# / .NET

Blazor / React / Angular

SQL Server / T-SQL

REST APIs

Azure / CI-CD

Git / GitHub / SVN

Communication

Tools

Git

GitHub

Azure DevOps

Job description

A leading enterprise is seeking an experienced Senior Full Stack Developer to play a key role in the design, development, and support of secure, scalable, and high-performing enterprise applications. This position offers the opportunity to work across the full software development lifecycle while partnering with business stakeholders to deliver innovative technology solutions that support critical business initiatives.

This is a hybrid position based in New York City, requiring 3 days per week onsite.

Role Overview

This is a senior-level full stack development position responsible for architecting, building, and maintaining enterprise applications across the front end, back end, database, and cloud environments. The ideal candidate will have a strong background in modern Microsoft technologies, web application development, and cloud-based solutions, with the ability to deliver scalable and reliable software that enhances business operations.

Key Responsibilities

• Partner with business stakeholders to gather requirements, analyze business needs, and develop technical solutions that align with organizational goals.
• Build responsive, user-friendly interfaces utilizing modern UI frameworks including Material UI and Bootstrap.
• Develop and maintain scalable back-end services, RESTful APIs, and web services while integrating with SQL Server databases.
• Write and optimize T-SQL, stored procedures, indexes, and database queries to maximize application performance.
• Support application integrations, data pipelines, and core data management processes across multiple systems.
• Develop and maintain cloud-based solutions utilizing Microsoft Azure, Azure DevOps, and CI/CD best practices.
• Troubleshoot, debug, and resolve application, database, and integration issues while ensuring security, reliability, and performance.
• Create and maintain technical documentation while providing ongoing application support and knowledge sharing.
• Stay current with emerging technologies, development methodologies, and industry best practices to continuously improve software quality.

Required Qualifications

• 10+ years of professional full stack software development experience.
• Strong experience with C#, .NET, ASP.NET Core, and modern front-end frameworks including Blazor, React, and Angular.
• Advanced experience with SQL Server, including T-SQL, stored procedures, indexing, query optimization, and database performance tuning.
• Experience developing REST APIs, web services, and enterprise application integrations.
• Hands‑on experience with Microsoft Azure, Azure DevOps, and CI/CD pipelines.
• Experience with version control tools such as Git, GitHub, TFS, or SVN.
• Ability to build and support databases, API endpoints, and data pipelines.
• Strong communication skills with the ability to collaborate effectively across technical and non‑technical teams.

Preferred Qualifications

• Experience with AI/ML integrations and workflow automation.
• Knowledge of PowerShell, Python, or Node.js.
• Familiarity with Dagster or DBT.
• Experience within a professional services or enterprise‑scale environment.
• Exposure to additional programming languages such as Java, ColdFusion, PHP, Perl, or VBA.

Core Technologies

Database: SQL Server, T-SQL, Stored Procedures, Query Optimization, Indexing, Data Pipelines

Source Control: Git, GitHub, TFS, SVN

Additional Technologies: PowerShell, Python, Node.js, Dagster, DBT, AI/ML Integration, Workflow Automation