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DellFor Technologies

IT services and staffing firm

Ruby on Rails Developer

Full-TimePosted on 2/20/2026
$80k/yr+ Relocation allowance + Referral bonus + Travel allowance
Mid, Senior
Bachelor's, Master's
Columbus, GA, USA
In Person
Software EngineeringBackend Engineering
No H1B Sponsorship

About the job

Requirements
  • At least 3 years of experience writing applications in Ruby.
  • At least 3 years of experience using Ruby on Rails and writing Bash scripts.
  • Experience using Apache or equivalent web server software.
  • Three to five years of experience with object-oriented programming.
  • Working knowledge of web frameworks such as mod_perl, embperl, PHP, JSP, ASP, ColdFusion, or equivalents.
  • Knowledge of Unix server architecture, particularly Linux and Solaris.
  • Experience with common command-line tools.
  • Ability to use compiled and interpreted languages.
  • Ability to analyze hardware disk input/output, central processing unit utilization, memory swapping, virtual machine threading, and garbage collector tuning.
  • Experience troubleshooting application problems, including compiler linkage errors, runtime bottlenecks, multithreaded race conditions, and database query optimization.
  • Experience using MySQL or equivalent database systems.
  • Understanding of ACID database properties, query isolation levels, and SQL coding practices that avoid database deadlocks.
  • Experience with Unix dynamic languages such as Perl, Python, PHP, and Bash, and ability to select the appropriate tool or language for assigned tasks.
  • C# .NET programming experience.
  • A bachelor's and/or master's degree in computer science, engineering, or another technical field, or equivalent education and experience.
  • At least 3 years of programming experience, including at least 3 years in a business environment.
  • Authorization to work in the United States.
  • Bachelor's degree.
  • At least 5 years of developer experience.
Responsibilities
  • Develop applications using Ruby and Ruby on Rails.
  • Write Bash scripts.
  • Troubleshoot application problems and diagnose compiler linkage errors, runtime bottlenecks, multithreaded race conditions, and database query performance issues.
  • Analyze disk input/output, central processing unit utilization, memory swapping, virtual machine threading, and garbage collector tuning.
  • Develop high-performance APIs.
  • Develop software in a service-oriented architecture.
  • Develop mobile applications as part of the product roadmap.
Desired Qualifications
  • Experience developing high-performance APIs.
  • Experience developing in a service-oriented architecture.
  • Experience with Java, C++, and Perl.
  • Experience with Objective-C, Swift, or Ruboto for mobile application development.
  • Experience with Solaris, Linux, Mac OS X, and Windows.
  • Understanding of modern networking protocols, including TCP/IP addressing and higher network layers.
  • Understanding of modern markup and standards, including XML, CSS, XHTML, DOM, and JavaScript.
  • Ability to program using a terminal-based text editor.
  • Understanding of source-control practices and procedures, including SVN and Git.
  • Experience with Agile software development practices.

About the company

DellFor Technologies is an information technology services and workforce-solutions company. The company provides software development, cloud, cybersecurity, data, quality assurance, consulting, and technical staffing services. It serves businesses seeking technology delivery, modernization support, and contract or permanent technical talent. Its operating model centers on client projects and staffing engagements supported by consultants, recruiters, account teams, delivery management, and corporate operations. Teams work across software, cloud, cybersecurity, data, testing, recruiting, consulting, and client service. This structure supports consistent delivery across the organization.

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INACTIVE