C# Software Engineer | Backend & API Development | Data Integration & Automation

Job Description

Job Description

Salary: Salary Dependent on Experience

Software Engineer C#, APIs, Data Integration

Code that makes work easier.
We need a Software Engineer who can bridge technology and business building APIs, streamlining data, and automating processes so our teams can focus on what matters most.

About the Role
Were looking for a Software Engineer whos passionate about building APIs , integrating data , and automating processes that power business operations. Youll work with C#, ASP.NET, and SQL to design scalable APIs, connect vendor systems, and build internal apps that enable self-service and reduce redundancy.

What Youll Do

• Build and optimize RESTful APIs that connect internal systems and third-party vendors.
• Integrate and transform data for seamless cross-platform compatibility .
• Improve backend performance with caching and smart data strategies .
• Create internal tools and workflows that empower teams across the company.
• Automate business processes with SQL, Excel, and custom applications .
• Collaborate with IT, product, and operations teams to solve real business challenges.

What Were Looking For

• Strong experience in C#, ASP.NET, and API development .
• Proficiency with SQL Server (or similar databases).
• Hands-on experience with workflow automation (SQL, Excel, or custom tools).
• Solid debugging and problem-solving skills .
• Familiarity with Git, containerization (Docker), CI/CD, or ETL processes is a plus.

Why Join Us

• Work on meaningful projects that directly improve how our teams operate .
• Have a voice in shaping the technical direction of internal systems .
• Join a supportive, collaborative, mission-driven team .

Core Technical Skills

• C#
• ASP.NET / .NET Core
• RESTful API Development
• SQL Server
• PostgreSQL
• Database Design
• Data Integration
• ETL (Extract, Transform, Load)
• Data Transformation

Tools & Workflow

• Git / Version Control
• Docker / Containerization
• CI/CD Pipelines
• Excel Automation
• Custom Tools / Internal Applications
• Workflow Automation

Software Engineering Practices

• Secure Coding
• API Authentication (OAuth, JWT)
• Backend Development
• Systems Integration
• Application Performance Optimization
• Caching Strategies

Keywords

• Backend Engineer
• Software Developer
• API Engineer
• Integration Engineer
• Data Engineer (API focus)
• Internal Tools Engineer

SSIU is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, or any other protected status.