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PowerBuilder Developer (C++/ C#/ PowerBuilder)

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Contract Hybrid 10d ago

Location:

Columbia, MD, US

Company:

TMS LLC is a company specializing in software solutions and IT consulting services.

Summary:

The applicant will maintain, enhance, and support existing PowerBuilder applications while collaborating on modernization projects. A Bachelor's degree and 5-10 years of relevant experience are required.

Requirements:

Hard Skills: PowerBuilder, C++, C#, SQL, REST, SOAP

Credentials: Bachelor’s degree in Computer Science, Information Systems, Software Engineering, or related field, Master’s preferred

Experience: 5-10 years of hands-on experience developing and maintaining applications in PowerBuilder (versions 9.x through 2019 R3 or later), Strong proficiency in C++ and C# with experience migrating legacy systems to modern architectures, Extensive experience working with relational databases (e.g., Oracle, SQL Server, Sybase)

Job Description:

Job Description

Role: PowerBuilder Developer (C++/ C#/ PowerBuilder)

Duration: Long Term

Location: Columbia, MD- Hybrid

Justification: Needed to support legacy systems, modernization efforts, and critical transition areas involving PowerBuilder and backend logic. (SFMTA)

Experience Level: 5-10 years

Job Responsibilities:

  • Maintain, enhance, and support existing PowerBuilder applications that are critical to transit agency operations.
  • Analyze, troubleshoot, and resolve application defects and performance issues in legacy systems.
  • Collaborate with business analysts, end users, and cross-functional teams to gather requirements, define specifications, and implement solutions.
  • Support system modernization efforts by rewriting, refactoring, or integrating legacy PowerBuilder code into modern platforms using C++, C#, and other contemporary technologies.
  • Develop and maintain backend logic, APIs, and interfaces to support business workflows, reporting, and integration with other enterprise systems.
  • Perform code reviews, unit testing, and integration testing to ensure code quality, stability, and maintainability.
  • Document system architecture, design decisions, and technical specifications for both legacy and modernized systems.
  • Support data migration, conversion, and synchronization activities during system transitions.

Technical Skills & Qualifications:

  • Bachelor’s degree in Computer Science, Information Systems, Software Engineering, or related field (Master’s preferred).
  • 5-10 years of hands-on experience developing and maintaining applications in PowerBuilder (versions 9.x through 2019 R3 or later).
  • Strong proficiency in C++ and C# with experience migrating legacy systems to modern architectures.
  • Solid understanding of client-server application development, database interaction, and backend business logic implementation.
  • Extensive experience working with relational databases (e.g., Oracle, SQL Server, Sybase), including SQL development, stored procedures, and performance tuning.
  • Familiarity with object-oriented design principles, software development life cycle (SDLC), and Agile methodologies.
  • Experience developing and consuming web services (REST, SOAP) and integrating with third-party APIs.
  • Strong problem-solving, debugging, and analytical skills with the ability to diagnose complex system issues.
  • Excellent written and verbal communication skills with the ability to interact effectively with both technical and non-technical stakeholders.
  • Experience supporting mission-critical enterprise applications in a public sector or transportation environment is highly desirable
  • Familiarity with version control systems(e.g., Git, TFS) and CI/CD pipelines is a plus