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Independent Contractor Ruby Rails Developer Jobs in Greenville, SC

Haycreek Hotels

Maintenance Engineer

Greenville, SC

... vendors and contractors as needed Perform basic carpentry, painting, drywall, tile, and minor ... independently and as part of a team Guest-focused mindset with a professional and courteous ...

EthosEnergy

Engineering Manager

Spartanburg, SC

Coordinate contractor activities, ensuring adherence to drawings, specifications, and schedules ... Demonstrated ability to lead both independently and within cross-functional teams. * Safety ...

Thomas & Hutton

Civil Project Engineer

Greenville, SC · On-site

$79K - $106K/yr

... contractors, and internal multidisciplinary teams throughout project delivery • Perform ... both independently and as part of a team Why Thomas & Hutton? • Competitive salary plus ...

CRH

Forklift Operator - Yard

Greenville, SC

$16 - $18.75/hr

We're a trusted and strategic partner to engineers, contractors, distributors, specifiers ... railing, Catalyst™ Fence Solutions, Sakrete ® packaged concrete, Amerimix ® mortar, Pebble ...

Thomas & Hutton

Civil Project Engineer

Greenville, SC · On-site

$79K - $106K/yr

... contractors, and internal multidisciplinary teams throughout project delivery • Perform ... both independently and as part of a team Why Thomas & Hutton? • Competitive salary plus ...

CRH

Night Shift Machine Operator

Greenville, SC

$16 - $19/hr

We're a trusted and strategic partner to engineers, contractors, distributors, specifiers ... railing, Catalyst™ Fence Solutions, Sakrete ® packaged concrete, Amerimix ® mortar, Pebble ...

Metromont LLC

Design Engineer

Greenville, SC · On-site

Independently manage engineering design aspects of a project with minimal assistance or guidance ... Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities The contractor will not ...

S&ME

Environmental Project Engineer

Greenville, SC

... contractors, regulators, local government officials, and internal project teams to deliver high ... Lead projects independently, ensuring compliance with environmental regulations and sustainable ...

S&ME

Environmental Project Engineer

Spartanburg, SC

... contractors, regulators, local government officials, and internal project teams to deliver high ... Lead projects independently, ensuring compliance with environmental regulations and sustainable ...

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Independent Contractor Ruby Rails Developer information

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How much do independent contractor ruby rails developer jobs pay per year?

As of Jun 23, 2026, the average yearly pay for independent contractor ruby rails developer in Greenville, SC is $114,822.00, according to ZipRecruiter salary data. Most workers in this role earn between $96,400.00 and $132,100.00 per year, depending on experience, location, and employer.

What is the difference between Independent Contractor Ruby Rails Developer vs Freelance Ruby Rails Developer?

AspectIndependent Contractor Ruby Rails DeveloperFreelance Ruby Rails Developer
CredentialsTypically requires proficiency in Ruby on Rails, relevant certifications are optionalSame as independent contractor, often self-taught or with certifications
Work EnvironmentWorks independently, often remotely, on client projectsWorks independently, usually remotely, on various client projects
Employer/Industry UsageHired directly or through agencies for specific projectsHired directly by clients or through freelance platforms
Search/Comparison IntentOften compared for contractual work and project-based rolesCommonly searched for freelance opportunities and project-based work

Both roles involve independent work with similar skills and work environments. The main difference lies in terminology and platform usage, with "Freelance" emphasizing self-marketing and platform-based hiring, while "Independent Contractor" highlights contractual employment terms.

What are the most commonly searched types of Ruby Rails Developer jobs in Greenville, SC? The most popular types of Ruby Rails Developer jobs in Greenville, SC are:
Independent Contractor Ruby Rails Developer jobs near you

Senior Automation & Controls Engineer (SC)

Excel Engineering Inc

Greenville, SC • On-site

$98K - $119K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 13 days ago

Job description

Job Type
Full-time
Description
Excel Engineering, Inc. is seeking a team-oriented, highly motivated Senior Automation & Controls Engineer for our Greenville, South Carolina office. We offer Professional Technical Services to our Clients in the US and abroad. This position works closely with other engineers, project managers, and Client team members in support of both capital and operational improvement projects.
This position requires implementing sound engineering principles to ensure project designs are safe and at the industry's cutting edge. An ability to work independently, self-motivate, and communicate effectively with team members is of the utmost importance to this position.
Since 1990, Excel Engineering Inc. has differentiated its services from that of its competition by providing engineering solutions with a reputation of customer focus and a high standard of excellence. In this position, this person will be managing and executing assigned projects from Firm Leadership. This will include coordinating with end-users, vendors, contractors, and others to successfully execute and deliver desired results on time and within budget.
Primary Responsibilities
  • Creates Programmable Logical Control (PLC) programs and HMI applications from User Requirements or Functional Specifications
  • Performs loop checks and basic control system checkout tasks.
  • Configures communication interfaces to other control systems.
  • Basic understanding of standard instrumentation.
  • Devises and maintains electrical schematics and piping and instrumentation drawings (P&ID).
  • Optimizes and tunes automatic control systems utilizing PLCs.
  • Design electrical packages by laying out I/O, fusing, control panel layouts, bills of material, and cable layouts.
  • Creates all project documents according to internal processes to ensure that designs meet Client's expectations.
  • Specify and configure VFD and Servo drives for applications.
  • Performs system validation according to scope documentation and project requirements.

Requirements
Experience
  • Six (6) - eight (8) years of experience as an industrial control system/automation engineer.
  • Industrial electrical design experience in the following industries preferred: Consumer Goods, Renewable Energy; Gas Processing, Chemical, Power, Waste Management or Pharmaceutical.

Education
  • Bachelor's or Master's degree in Electrical, Mechanical, or Chemical Engineering from an ABET accredited institution or equivalent experience is required.
  • Cumulative GPA of 3.0 or higher on a 4.0 Scale.

Qualifications
  • Interest and experience with computer programming are highly preferred.
  • Exposure to electrical design and calculations.
  • Exposure to networking (i.e. networking switches, IP addressing, etc.) at the automation level.
  • Skilled in developing PLC logic, HMI interface logic also exposure to system communications, elementary diagrams, control panel layouts or instrument specifications is preferred.
  • Exposure to OPC servers and data historians.
  • Engineer in Training (EIT) registration or ability to obtain such is highly preferred.
  • Willing to travel up to 20% of the time.

Skills Applicable to the Role
  • Rockwell Automation ControlLogix PLC Platform
  • Siemens S7 PLC Platform
  • Modicon PLC Platform
  • FactoryTalk View SE and ME
  • Ignition
  • Problem solver who sees a roadblock and determines how to get around it with a strong hands-on and can-do attitude.
  • Excellent communication skills in English, both written and verbal; ability to generate high quality reports and presentations.

We offer...
• Growth & Development: Ongoing continuing education, hands-on training, and opportunities to expand your skills.
• Career Advancement Support: Assistance in earning professional certifications and pursuing further education.
• Retirement Benefits: 401(k) plan with employer matching.
• Comprehensive Health Coverage: Medical, dental, vision, and life insurance options.
• Wellness Focus: Access to programs designed to support your overall well-being.
• Work-Life Balance: Paid time off and flexible work environment
• Flexibility & Trust: A flexible schedule and work environment built around mutual trust and accountability.
• Share the Talent, Share the Rewards: We value great people recommending great people, which is why our employee referral program is designed to reward you continuously
We offer a competitive salary and great benefits. At Excel Engineering, we're proud of our positive, high-performing culture where teamwork, continuous improvement, and a service-oriented mindset help us do our best work every day. If you enjoy a fast-paced and rewarding environment, you'll love being part of our team!
Excel Engineering, Inc. is proud to be an Equal Opportunity Employer. We welcome and consider all qualified applicants without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, disability, age, veteran status, marital status, or any other protected characteristic.
We value diverse perspectives and believe they strengthen our work, our teams, and the solutions we deliver to clients. We encourage candidates from backgrounds traditionally underrepresented in engineering to apply. If you need accommodations during the application or interview process, please contact our Human Resources team at ExcelHR@exceleng.net.
Salary Description
$98,500 to $119,300 annually

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