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Junior Ruby On Rails Developer Jobs (NOW HIRING)

Caterpillar

Ruby on Rails Developer

Kennett Square, PA · On-site

$99K - $135K/yr

We are looking for an experienced Ruby on Rails Developer to join our team. The ideal candidate will have a solid understanding of the Ruby on Rails framework and experience working with its recent ...

Ask IT consulting

Ruby On Rails Developer

Columbia, SC · Remote

$94K - $130K/yr

Title: Ruby On Rails Developer Location: Columbia, SC Duration: 7 months Job ID: 7510 Pay rate: 95/ Hour on C2C THIS IS 100% REMOTE POSITION REQUIRED SKILLS (RANK IN ORDER OF IMPORTANCE): * RUBY ...

Paradigminfotech

Ruby on Rails

Philadelphia, PA · On-site

$103K - $141K/yr

Ruby on Rails Developers for a long term contract opportunity in the Philadelphia PA area. Selected candidates will possess the following Ruby on Rails technical experience and surrounding ...

Veredus - DC

Ruby on Rails Dev

Vienna, VA

$102K - $141K/yr

... Ruby on Rails Developer to work on mobile and web application development ... The ideal candidate has a strong engineering background and desire to learn. Education * 4 year ...

Apex Informatics

Ruby and Rail Developer

Durham, NC · On-site

$99K - $135K/yr

Ruby & Rail Developer Location: 5 days/month (MEET UP WEEK --- this might go above and beyond the ... Ruby on Rails, Node, AWS, Docker, Jenkins, Postgres, MacOS * In addition, Strong skills on CI/CD ...

Paradigminfotech

Ruby on Rails Developer

Scottsdale, AZ · On-site

$103K - $141K/yr

... programming and design fundamentals Strong JavaScript and CSS fundamentals 5+ years professional web development experience in related technologies 3+ years Ruby on Rails experience 2+ years ...

Paradigminfotech

Ruby on Rails Developer

Scottsdale, AZ · On-site

$103K - $141K/yr

... programming and design fundamentals Strong JavaScript and CSS fundamentals 5+ years professional web development experience in related technologies 3+ years Ruby on Rails experience 2+ years ...

Tyfoom

Senior Ruby on Rails Backend Developer

Springville, UT · On-site

$131K - $162K/yr

Ruby on Rails with PostgreSQL are our core technologies. Ultimately, we are looking for a top-level Senior Ruby on Rails Developer that can create, clean, organize, and write functional code that ...

NAVA Software Solutions

Sr. Ruby Developer

Saint Louis, MO · On-site

$138K - $170K/yr

NAVA Software solutions is looking for a Ruby on Rails Developer Role: Sr. Ruby Developer Location: St. Louis, MO - Remote work is also ok Duration: 6-12 months Start Date: ASAP Number of Positions ...

Apex Informatics

Ruby and Rail Developer

Raleigh, NC · On-site

$99K - $136K/yr

Skills: • Ruby on Rails, Node, AWS, Docker, Jenkins, Postgres, MacOS • In addition, Strong ... minimal oversight, senior ruby on rails developer. They use Node as part of their runtime ...

Paradigminfotech

Ruby on Rails Developer

Scottsdale, AZ · On-site

$103K - $141K/yr

This resource will work closely with our internal engineers on normally scheduled feature work for Online Store. This work will include Ruby, Rails, JavaScript, and CSS programming, implemented using ...

jetsonify

Ruby on Rails Developer

Boston, MA · On-site +1

$111K - $152K/yr

We are looking for a Senior level web developer to join the Jetsonify team immediately. The right individual will have experience using Ruby on Rails extensively, have an excellent knowledge of ...

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How much do junior ruby on rails developer jobs pay per year?

As of Jun 7, 2026, the average yearly pay for junior ruby on rails developer in the United States is $122,113.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,500.00 and $140,500.00 per year, depending on experience, location, and employer.

What does a typical day look like for a Junior Ruby On Rails Developer?

As a Junior Ruby On Rails Developer, you'll generally spend your days building new features, fixing bugs, and writing tests under the guidance of more experienced engineers. You will regularly collaborate with other developers, product managers, and designers through pair programming, code reviews, and team meetings. Expect to dedicate a portion of your time to learning new best practices and tools, as ongoing education is key early in your career. The work environment is often collaborative and supportive, providing mentorship and feedback to help you grow your technical skills and confidence.

What are the key skills and qualifications needed to thrive in the Junior Ruby On Rails Developer position, and why are they important?

To thrive as a Junior Ruby On Rails Developer, you should have a foundational knowledge of Ruby, Rails framework, web development principles, and basic database design, often supported by a relevant technical degree or coding bootcamp experience. Familiarity with version control systems like Git, testing frameworks such as RSpec, and cloud platforms is highly valued in entry-level roles. Strong problem-solving abilities, a willingness to learn, and effective communication skills help juniors contribute positively to their teams. These competencies empower developers to adapt quickly, collaborate efficiently, and deliver functional web applications in a fast-evolving tech environment.

What is a Junior Ruby On Rails Developer job?

A Junior Ruby on Rails Developer is an entry-level software developer specializing in building web applications using the Ruby on Rails framework. They typically work under the guidance of senior developers, assisting in writing and maintaining code, debugging issues, and implementing new features. Juniors are expected to have a basic understanding of Ruby, Rails conventions, databases, and version control systems like Git. They often collaborate with teams to develop scalable and efficient applications while continuously learning industry best practices. This role serves as a foundation for advancing to more senior development positions.

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Junior Ruby On Rails Developer jobs near you
Ruby on Rails Developer

Ruby on Rails Developer

Caterpillar

Kennett Square, PA • On-site

$99K - $135K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 18 days ago

Caterpillar Inc. rating

7.5

Company rating: 7.5 out of 10

Based on 458 frontline employees who took The Breakroom Quiz

218th of 417 rated machine equipment manufacturers

Job description

Career Area:
Technology, Digital and Data
Job Description:
Your Work Shapes the World at Caterpillar Inc.
When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here - we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.
About Tangent Energy Solutions:
Tangent Energy Solutions is a wholly owned subsidiary of Caterpillar, a global leader in the manufacturing of construction and mining equipment, diesel and natural gas engines, industrial gas turbines, and diesel-electric locomotives. Headquartered in Kennett Square, Pennsylvania, Tangent Energy Solutions was established in 2009 to provide innovative energy solutions for commercial and industrial customers.
We are looking for an experienced Ruby on Rails Developer to join our team. The ideal candidate will have a solid understanding of the Ruby on Rails framework and experience working with its recent versions (6+). Additionally, the candidate should have experience working with core AWS cloud technologies. This is a full-time, in-office role, reporting Monday through Friday to our office in Kennett Square, Pennsylvania.
What You Will Do:
  • Design, develop and maintain Ruby on Rails applications in the energy space.
  • Collaborate with business and operational stakeholders to define new features.
  • Collaborate with team members to build new features and enhance existing ones.
  • Understand power market rules and write code to interface with grid operator APIs.
  • Ensure code quality and maintainability by writing tests, conducting code reviews, and following industry best practices.
  • Assist in shared DevOps duties including infrastructure management and code deployment.
  • Troubleshoot and resolve complex technical issues.
  • Provide guidance and mentorship to less-experienced developers.

Required Proficiencies:
  • Automated testing (Rspec, Capybara, etc.)
  • Core AWS services (RDS, EC2, Fargate, ECS, SES, SNS, S3, Cloudwatch, IAM)
  • AWS IAC (Infrastructure As Code)
  • MySQL/Aurora
  • Git Hub Enterprise / GitHub Actions
  • HTML 5, CSS 3
  • Agile SDLC

What Will Put You Ahead:
  • 5+ years of recent professional experience in full-stack Ruby on Rails development
  • Data Streaming (Flink, Kafka, Kinesis)
  • Python, Go
  • AWS IoT
  • Figma
  • Energy/Power Markets experience

What You Will Have:
Decision Making and Critical Thinking: Knowledge of the decision-making process and associated tools and techniques.
  • Applies an assigned technique for critical thinking in a decision-making process.
  • Identifies, obtains, and organizes relevant data and ideas.
  • Participates in documenting data, ideas, players, stakeholders, and processes.
  • Recognizes, clarifies, and prioritizes concerns.
  • Assists in assessing risks, benefits and consideration of alternatives.

Software Integration Engineering: Knowledge of software integration processes and functions.
  • Has experience with designing data exchange interfaces to and from software product.
  • Describes tools and techniques for extraction, transformation and loading of electronic data.
  • Cites examples of common linkage requirements for software products and vendors.
  • Works with integrating software into the customer or partner framework and infrastructure.
  • Participates in the development of technology interfaces and bridges.

Software Product Design/Architecture: Knowledge of software product design.
  • Identifies basic design methods and design tools.
  • Identifies major components of functional and technical design.
  • Cites examples of good and bad designs.
  • Describes tasks, activities, deliverables and key concerns of technical design.

Software Product Technical Knowledge: Knowledge of technical aspects of a software products.
  • Maintains and utilizes data related to install base configurations and environments.
  • Solicits customer feedback; reports and monitors bugs and implementation issues.
  • Participates in defining and conducting technical acceptance tests.
  • Participates in creating technical requirements for software development and deployment.
  • Explains basic environment and product configuration options.

Additional Information:
  • Relocation assistance is available for this position.
  • Visa sponsorship is not available for this position.
  • This position requires the candidate to work a 5-day-a-week schedule in the office.

If you are passionate about software development and want to work for a fast-growing Energy As A Service (EaaS) company, please apply to join our team.
Our goal at Caterpillar is for you to have a rewarding career. Here you earn more than just a salary because we value your performance. We offer a total rewards package that provides benefits on day one (medical, dental, vision, RX, and 401K) along with the potential of an annual bonus. Additional benefits include paid vacation days and paid holidays.
#LI #PA
Summary Pay Range:
$97,530.00 - $158,480.00
Compensation and benefits offered may vary depending on multiple individualized factors, job level, market location, job-related knowledge, skills, individual performance and experience. Please note that salary is only one component of total compensation at Caterpillar.
Benefits:
Subject to plan eligibility, terms, and guidelines. This is a summary list of benefits.
  • Medical, dental, and vision benefits*
  • Paid time off plan (Vacation, Holidays, Volunteer, etc.)*
  • 401(k) savings plans*
  • Health Savings Account (HSA)*
  • Flexible Spending Accounts (FSAs)*
  • Health Lifestyle Programs*
  • Employee Assistance Program*
  • Voluntary Benefits and Employee Discounts*
  • Career Development*
  • Incentive bonus*
  • Disability benefits
  • Life Insurance
  • Parental leave
  • Adoption benefits
  • Tuition Reimbursement

* These benefits also apply to part-time employees
This position requires working onsite five days a week.
Relocation is available for this position.
Visa Sponsorship is not available for this position.
Posting Dates:
May 26, 2026 - June 9, 2026
Any offer of employment is conditioned upon the successful completion of a drug screen.
Caterpillar is an Equal Opportunity Employer, Including Veterans and Individuals with Disabilities. Qualified applicants of any age are encouraged to apply.
Not ready to apply? Join our Talent Community.

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