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Junior Ruby On Rails Developer Jobs in Philadelphia, PA

AECOM

Junior OCS Engineer

Philadelphia, PA

AECOM is seeking a talented Junior Level OCS ( Overhead Catenary Systems) Engineer to join our ... Apply knowledge and understanding of rail design, rail operations and construction on or about a ...

AECOM

Junior OCS Engineer

Philadelphia, PA · On-site

AECOM is seeking a talented Junior Level OCS ( Overhead Catenary Systems) Engineer to join our ... Apply knowledge and understanding of rail design, rail operations and construction on or about a ...

AECOM

Junior OCS Engineer

Philadelphia, PA · On-site

AECOM is seeking a talented Junior Level OCS ( Overhead Catenary Systems) Engineer to join our ... Apply knowledge and understanding of rail design, rail operations and construction on or about a ...

GFT.

Sr. Rail Bridge Engineer

Marlton, NJ · On-site

$141K - $170K/yr

Working on the Transportation team at GFT offers the opportunity to engage in transformative ... Mentor junior engineers and collaborate with other team members across varied disciplines to meet ...

GFT.

Sr. Rail Bridge Engineer

Philadelphia, PA · On-site

$141K - $170K/yr

Working on the Transportation team at GFT offers the opportunity to engage in transformative ... Mentor junior engineers and collaborate with other team members across varied disciplines to meet ...

GFT.

Sr. Rail Bridge Engineer

Marlton, NJ · On-site

$141K - $170K/yr

Working on the Transportation team at GFT offers the opportunity to engage in transformative ... Mentor junior engineers and collaborate with other team members across varied disciplines to meet ...

GFT.

Sr. Track Engineer

Audubon, PA

$160K - $200K/yr

Whether working on railways and facilities or yards, our team excels in resilient, sustainable ... Plans, organizes, and supervises the work of junior engineers and technicians serving as project ...

GFT.

Sr. Track Engineer

Audubon, PA

$160K - $200K/yr

Whether working on railways and facilities or yards, our team excels in resilient, sustainable ... Plans, organizes, and supervises the work of junior engineers and technicians serving as project ...

GFT.

Sr. Track Engineer

Audubon, PA · On-site

$160K - $200K/yr

Whether working on railways and facilities or yards, our team excels in resilient, sustainable ... Plans, organizes, and supervises the work of junior engineers and technicians serving as project ...

GFT.

Track Engineering Manager (Design)

Audubon, PA · On-site

$190K - $230K/yr

Whether working on railways and facilities or yards, our team excels in resilient, sustainable ... Plans, organizes, and supervises the work of junior engineers and technicians serving as direct ...

GFT.

Track Engineering Manager (Design)

Audubon, PA

$190K - $230K/yr

Whether working on railways and facilities or yards, our team excels in resilient, sustainable ... Plans, organizes, and supervises the work of junior engineers and technicians serving as direct ...

CoServe Global Solutions

Jr. DevOps Engineer

Cherry Hill, NJ · On-site

$52.25 - $71.50/hr

Our vision is to help discover the very best talent on the planet. And then help those people find ... Ruby, JavaScript, Python) * Experience with systemlogging (e.g. Logstash, Splunk) * Experience ...

HOPPECKE Batteries

Be Seen First

Junior Project Engineer

Hainesport, NJ · On-site

$68K - $85K/yr

Collaborate on quality reviews, ensuring technical decisions and schedules satisfy both cost ... GRID/ESS (e.g., Engine Start, Transmission & Distribution, and UPS) and RAIL (Rail car emergency ...

New

VHB

Track Engineering Technical Lead

Philadelphia, PA

$170K - $200K/yr

... on high-profile passenger rail systems while helping expand VHB's growing Transit & Rail presence. Beyond technical leadership, this position plays a key role in mentoring junior engineers ...

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All JobsRuby On Rails Developer JobsJunior Ruby On Rails Developer JobsJunior Ruby On Rails Developer Jobs in Philadelphia, PA

Junior Ruby On Rails Developer information

See Philadelphia, PA salary details

$25.7K

$123.2K

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

As of Aug 14, 2026, the average yearly pay for junior ruby on rails developer in Philadelphia, PA is $123,223.00, according to ZipRecruiter salary data. Most workers in this role earn between $103,400.00 and $141,800.00 per year, depending on experience, location, and employer.

What does a junior Ruby on Rails developer do?

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 as a junior Ruby on Rails developer?

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?

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.

What are the most commonly searched types of Ruby On Rails Developer jobs in Philadelphia, PA?

The most popular types of Ruby On Rails Developer jobs in Philadelphia, PA are:

What are popular job titles related to Junior Ruby On Rails Developer jobs in Philadelphia, PA?

For Junior Ruby On Rails Developer jobs in Philadelphia, PA, the most frequently searched job titles are:

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Junior Ruby On Rails Developer jobs near you
Infographic showing various Junior Ruby On Rails Developer job openings in Philadelphia, PA as of August 2026, with employment types broken down into 79% Full Time, 6% Part Time, and 15% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $123,223 per year, or $59.2 per hour.

Senior Rail & Track Project Engineer

Colliers Engineering & Design

Conshohocken, PA • On-site

$97K - $127K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 19 days ago

Colliers Engineering & Design rating

7.7

Company rating: 7.7 out of 10

Based on 11 frontline employees who took The Breakroom Quiz

261st of 447 rated engineering

Job description

Overview
Colliers Engineering & Design is seeking a Senior Rail & Track Engineer to join our growing team! We are actively seeking candidates within a commutable distance to any of our Colliers Engineering & Design office locations!
Our rail and transit systems efficiently connect people and freight throughout the country. Our rail engineers possess a broad range of experience from inside the rail industry and bring a clear understanding of the unique nature of railroad projects. We offer a full range of rail services to Class 1, short line, transit agencies, as well as Department of Transportation and other rail clients. Our professionals provide services for rail freight, intercity passenger rail, commuter rail, and industrial installations. Our expertise ranges from preliminary planning and feasibility studies through final design, construction inspection and operations.
Responsibilities
  • Perform engineering calculations and create estimates.
  • Research and apply code provisions to design.
  • Create cost estimates for project alternatives.
  • Perform QA/QC by verifying design methodology, calculations, outcomes, etc.
  • Evaluate, select, and apply standard engineering techniques and procedures and make adaptations and modifications to existing designs.
  • Interpret drawings from multiple disciplines for specific projects.
  • Create 3D models.
  • Research design options and document findings for project manager.
  • Submit concept designs and work through the approval processes.
  • Lead the technical design and assigned staff on rail projects while developing work plans for various track designs and coordinate with disciplines
  • Assist in the development of technical narratives, scope and fee for project pursuits.

Qualifications
  • Bachelor's degree in civil engineering required.
  • 8+ years of Class I railroad track design experience required.
  • PE (Professional Engineer) license required.
  • Proficiency with MicroStation OpenRoads required.
  • Knowledge of AREMA design codes a plus.
  • Ability to ensure designs are in accordance with company and client production and design standards.
  • A team player and be able to work independently.
  • Ability to read, write and understand English for purposes of comprehending written job-related communications and verbal instructions and interactions.

What We Offer
At Colliers Engineering & Design, our people are our most important resource. That's why we are committed to providing all our employees with a safe, comfortable work environment, potential for career advancement, and the ability to impact society through their projects as well as Company sponsored activities.
This dedication begins with supporting a work life balance through a generous compensation package that includes: company paid medical, dental, and vision coverage; paid pregnancy disability leave; short- and long-term disability insurance; life insurance; a company-matched 401(k)/Roth; paid time off that includes parental and military leave; employee referral and professional license bonuses and a straight time policy that compensates exempt employees for billable hours worked in excess of 40 billable hours within a work week.
We have also created an internal culture that provides the resources and technology needed to encourage personal and professional growth opportunities through reimbursement for education; a free in-house resource for hundreds of educational and self-enrichment courses; mentorship program; wellness program; Women's Organization and ongoing philanthropic opportunities.
Apply today to learn how you can join our team of professionals, so we can help you Accelerate Your Success!

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About Colliers Engineering & Design

Sourced by ZipRecruiter

Colliers Engineering & Design, an affiliate of Colliers, is a trusted provider of multi-discipline engineering and architecture, design and consulting services to public and private sector clients. Headquartered in Holmdel, New Jersey with offices throughout the United States, we specialize in providing a comprehensive suite of services including civil/site, architecture, transportation, survey/geospatial, infrastructure, governmental, geotechnical/environmental, telecommunications, utilities/energy and project management. We employ professionals who utilize the most advanced technologies to deliver customized solutions for our clients.

Industry

Engineering professional services

Company size

1,001 - 5,000 Employees

Headquarters location

Holmdel, NJ, US

Year founded

1984

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