Union Stack Emissions Testing Jobs in Decatur, GA

Alliance Technical Group is a leading provider of stack emissions monitoring systems and services across the U.S., delivering reliable and innovative solutions that help customers meet critical regulatory and operational requirements.

We are seeking a REMOTE Software Engineer III – Backend-Focused Full Stack to join our Software Product Development team. This role is ideal for an experienced full-stack developer with a strong backend focus who enjoys building scalable, reliable, and high-quality software products using modern Microsoft technologies.

This position is approximately 70% backend-focused and 30% frontend-focused, with primary responsibilities in backend services, database design, application architecture, and reusable software components, while also contributing to frontend development as needed.

Technology Stack (Backend Focus)

Architecture & Design: Application Architecture, RESTful APIs, Microservices, SOLID Principles

Backend: C#, .NET 8+, ASP.NET Core, Web API, gRPC, Entity Framework Core, SQL Server

Frontend: React, Angular, Blazor (or similar), HTML5, CSS3, JavaScript/TypeScript, WPF, MVVM, Telerik UI for WPF

DevOps & Workflow: Azure DevOps, Git, CI/CD Pipelines, Agile/Scrum

Productivity: AI-assisted development tools, Visual Studio, Visual Studio Code

What You'll Do

• Design, develop, and test new software products using .NET 8+ technologies while maintaining, enhancing, and modernizing existing applications built on the .NET Framework.
• Contribute to application architecture, framework development, and technical solution design for backend services and reusable software components.
• Design, develop, and optimize SQL Server databases, including database design, data modeling, query optimization, and performance tuning.
• Collaborate with Product Owners, QA Engineers, and fellow developers to translate product and business requirements into scalable software solutions.
• Create technical design documentation, participate in code reviews, and develop automated unit and integration tests to ensure software quality, reliability, and maintainability.
• Troubleshoot, debug, and resolve complex application and production issues.
• Develop proof-of-concepts and evaluate emerging technologies when appropriate.
• Contribute to frontend development using modern web technologies and frameworks while maintaining and enhancing existing WPF desktop applications as needed.
• Utilize AI-assisted development tools to improve software development productivity, testing, debugging, documentation, and code quality.
• Participate in Agile planning, estimation, sprint activities, and continuous improvement initiatives.

Required Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 6+ years of professional software development experience.
• Strong proficiency with C#, .NET 8+, ASP.NET Core, and Web API development.
• Experience with Entity Framework Core.
• Strong SQL Server experience, including database design, query optimization, indexing strategies, and performance tuning.
• Experience designing and developing RESTful APIs and gRPC services.
• Strong understanding of software architecture, design patterns, SOLID principles, dependency injection, and high-quality software development practices.
• Experience contributing to modern web application user interfaces using frameworks such as React, Angular, Blazor, or similar technologies.
• Experience with Git and Agile/Scrum software development methodologies.
• Proven ability to leverage AI-assisted development tools to accelerate software delivery while improving engineering productivity, code quality, testing, debugging, and documentation.
• Excellent analytical, communication, collaboration, and problem-solving skills.
• Self-motivated with a passion for continuous learning and improving engineering practices.

Preferred Qualifications

• Experience with microservices and distributed application architectures.
• Experience with SQL Server Reporting Services (SSRS).
• Experience developing desktop applications using WPF, MVVM, and Telerik UI for WPF.
• Experience with Azure DevOps, containerized development, and CI/CD practices.

What We're Looking For

We're looking for engineers who enjoy solving challenging technical problems, take ownership of their work, and are passionate about building high-quality software products. The ideal candidate is collaborative, curious, adaptable, and committed to continuous improvement while embracing modern software engineering practices and emerging technologies.

Starting pay: $115k DOE

What We Offer

• Medical, Dental, and Vision Insurance
• Flexible Spending Accounts
• 401(k) Plan with Competitive Company Match
• Continuing Education and Tuition Assistance
• Employer-Sponsored Disability Benefits
• Life Insurance
• Employee Assistance Program (EAP)
• Paid Time Off (PTO), Paid Holidays, and Bonus Floating Holiday (if hired before July 1)
• Profit Sharing or Individual Bonus Programs
• Employee Referral Program
• Per Diem and Paid Travel (where applicable)
• Employee Discount Program

Additional Information

• Relocation assistance is not available for this position.
• Sponsorship for employment visas (e.g., H-1B) is not available for this position.

Alliance Technical Group is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, age, genetic information, or any other protected status under applicable law.