Application Developer (IT Support Services)

SunSoft Online LLC; Phoenix (AZ); On-site; USD 82,656 - 123,984; Full time

Job summary

SunSoftOnline is seeking an experienced Application Developer for a 10-month contract in Phoenix, AZ. You will design, develop, and maintain critical enterprise applications on-site, leveraging C#, SQL, and AWS with mobile development experience to deliver modern digital solutions.

The role emphasizes collaboration with technical leads and end users, building robust apps and reports, and ensuring timely delivery within a state agency environment.

Qualifications

• C# strong OO development and API integration.
• Advanced SQL querying, DB design, and performance tuning.
• AWS cloud hosting, storage, and deployment experience.
• Proven mobile app development, support or release experience.

Responsibilities

• Application Development: Build, test, and deploy robust enterprise applications using C# and .NET practices.
• Database Engineering: Write, optimize, and maintain complex SQL queries, stored procedures, and DB structures.
• Cloud Integration: Deploy and manage components in AWS environments.
• Mobile Solutions: Develop and support mobile features for field users.
• Reporting & Analytics: Create reports and dashboards using SSRS and PowerBI.
• System Maintenance & Integrations: Assist with legacy systems and content updates (e.g., WordPress).
• Collaboration: Work with tech leads and cross-functional teams to deliver on schedule.

Skills

C#

SQL

AWS

Mobile App Development

SSRS/PowerBI

Tools

Informix-4GL

WordPress

Job description

Phoenix, United States | Posted on 07/21/2026

Job Type:Contract / Staff Augmentation (Full-Time / Hourly)

Contract Duration:10 Months (Projected Start: August 2026)

Schedule:Monday – Friday, 8:00 AM – 5:00 PM

Employer:SunSoftOnline

Position Overview

SunSoftOnlineis seeking an experienced, high-performingApplication Developerto join our team on a 10-month contract engagement in Phoenix, AZ.

In this role, you will work on-site at a state agency facility to design, develop, and maintain critical enterprise applications. The ideal candidate brings deep technical expertise inC#, SQL, and AWS, paired with hands-onmobile application developmentexperience to build modern, reliable digital solutions.

Key Responsibilities

Application Development:Build, test, and deploy robust enterprise applications using C# and modern .NET development practices.

Database Engineering:Write, optimize, and maintain complex SQL queries, stored procedures, and database structures.

Cloud Integration:Deploy and manage application components inAmazon Web Services (AWS)environments.

Mobile Solutions:Develop and support mobile application features to extend organizational tools to mobile and field users.

Reporting & Analytics:Create custom reports, dashboards, and data solutions using tools like SSRS and PowerBI.

System Maintenance & Integrations:Assist with legacy system maintenance (e.g., Informix-4GL) and content updates via tools like WordPress.

Collaboration:Partner with technical leads, cross-functional teams, and end users to deliver projects on schedule.

Required Qualifications & Skills

Must-Have Expertise:

C#:Strong hands-on proficiency in object-oriented development and API creation/integration.

SQL:Advanced database skills (expert level in querying, database design, and performance tuning).

AWS:Experience leveraging cloud services for hosting, storage, and deployment.

Mobile App Development:Proven track record in developing, supporting, or releasing mobile applications.

Preferred Skills (Bonus):

Reporting:SSRS, PowerBI