Senior Professional Application Designer
Listed on 2025-12-25
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Software Development
Senior Developer, Software Engineer, Full Stack Developer, C# / Unity Developer
HJ Staffing is seeking a highly skilled Senior Professional Application Designer to support the design, development, testing, and documentation of complex software applications. This individual will contribute to technical architecture components, lead development efforts, and provide expert consulting on advanced projects. If you're an innovative thinker with deep technical expertise and a passion for creating robust software solutions, we’d love to hear from you.
What You’ll Do:Design, develop, test, and implement server, client, and web-based applications
Maintain system readiness to meet client service level agreements (SLA)
Identify and resolve production issues; support uptime and performance
Upgrade and maintain systems per business and security requirements
Collaborate with cross-functional teams to gather requirements and document solutions
Develop and review code, specifications, and technical documentation
Provide high-level design support to ensure accurate translation of business needs
Guide junior developers, participate in code walkthroughs, and offer mentorship
Perform detailed unit testing and contribute to overall test planning
Evaluate tools and methodologies to enhance product quality and efficiency
Participate in technical strategy development and project feasibility analysis
Excellent analytical and problem-solving skills
Strong communication abilities for cross-team collaboration
Ability to multitask and manage priorities in a fast-paced environment
Experience working independently and as part of a remote team
Leadership skills to mentor and guide less-experienced team members
Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent experience)
6+ years of application design and development experience
Solid understanding of software development life cycle and methodologies
Proficient in:
.NET, .NET Core, ASP.NET Web Forms, C#
REST API, MVC, WCF, IIS
Oracle and SQL Server
HTML, CSS, JavaScript, jQuery
SSRS, Windows, and Linux
Preferred experience with:
InRule, Appian, Redis
Medicaid systems
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