Senior Software Engineer

Interactive Resources - iR; Jacksonville (FL); On-site; USD 120,000 - 150,000; Full time

Job summary

Interactive Resources in Jacksonville, FL seeks a Senior Full Stack Software Developer to design, develop, and maintain scalable enterprise applications using Microsoft .NET, C#, SQL, and modern front-end frameworks such as Angular or React.

You will contribute to architecture decisions, build RESTful APIs, optimize performance, and collaborate with cross-functional teams to deliver high-quality software solutions.

Qualifications

• 7+ years of professional software development experience.
• Strong hands-on experience with .NET, .NET Core/.NET 6+, and C#.
• Front-end development experience with Angular or React.
• Proficient in SQL development and database design.

Responsibilities

• Design, develop, test, and maintain full-stack applications using .NET, C#, and modern web technologies.
• Build and maintain back-end services, RESTful APIs, and integrations.
• Develop responsive front-end applications using Angular or React.
• Optimize database structures and SQL queries; participate in architecture decisions.
• Collaborate with product owners, QA, and other developers; conduct code reviews.
• Mentor junior developers and promote development best practices.

Skills

Full-stack development

API integration

Analytical skills

Communication

Team collaboration

Education

Bachelor's degree in Computer Science / IT / Software Engineering

Tools

Git

Docker

Kubernetes

Azure

Job description

We are seeking an experienced Senior Full Stack Software Developer to design, develop, implement, and maintain scalable software applications. The ideal candidate will have strong hands-on experience with Microsoft .NET technologies, C#, SQL, and modern front-end frameworks such as Angular or React.

This individual will play a key role in developing and enhancing enterprise-level applications, contributing to architectural decisions, optimizing application performance, and collaborating with cross-functional teams to deliver high-quality software solutions. We are looking for a well-rounded developer who is equally comfortable working on back-end services, databases, and front-end user interfaces.

A bachelor's degree in Computer Science, Information Technology, Software Engineering, or a closely related IT-focused discipline is required.

Key Responsibilities

• Design, develop, test, and maintain full-stack applications using Microsoft .NET, C#, and modern web technologies.
• Build and maintain back-end services, RESTful APIs, and application integrations.
• Develop responsive, user-friendly front-end applications using Angular or React.
• Design, develop, and optimize SQL queries, stored procedures, database structures, and data integrations.
• Participate in application architecture, technical design, and software development lifecycle activities.
• Troubleshoot, debug, and resolve complex application, database, and performance issues.
• Write clean, maintainable, scalable, and well-documented code following development best practices.
• Collaborate with product owners, business analysts, QA teams, and other developers to translate business requirements into technical solutions.
• Conduct code reviews, provide technical guidance, and mentor junior developers.
• Identify opportunities to improve existing applications, development processes, and system performance.
• Participate in testing, deployment, and ongoing application support.

Required Qualifications

• Bachelor's degree in Computer Science, Information Technology, Software Engineering, or another IT-focused discipline.
• 7+ years of professional software development experience, with a strong emphasis on full-stack development.
• Advanced hands-on experience with Microsoft .NET, .NET Core/.NET 6+, and C#.
• Strong SQL development experience, including complex queries, stored procedures, database design, and performance tuning.
• Strong front-end development experience with Angular or React.
• Experience developing and consuming RESTful APIs and integrating enterprise applications.
• Strong understanding of object-oriented programming, software design patterns, and application architecture.
• Familiarity with Git, source control, and modern development workflows.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent communication skills and the ability to work independently and collaboratively.

Preferred Qualifications

• Experience with Microsoft Azure or other cloud-based development environments.
• Familiarity with CI/CD pipelines and automated deployment processes.
• Experience with Agile/Scrum development methodologies.
• Knowledge of microservices architecture and distributed systems.
• Experience with automated unit testing and integration testing.
• Familiarity with Docker, Kubernetes, or containerized application environments.
• Experience working with enterprise-level applications and complex database environments.