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Junior Rails Developer Jobs in New Jersey (NOW HIRING)

Highway Design Engineer

Freehold, NJ · On-site

$100K - $120K/yr

Perform engineering design for highway geometry, access, drainage, guide rail, signing, striping ... Mentor, support and develop junior engineers. Provide technical skill development along with ...

Bachelor's degree in Engineering or Construction Management or Equivalent Industry Experience * 15 ... Experience mentoring junior staff * Able to travel to meet project needs Security Clearance ...

Senior Architect

Carteret, NJ · On-site

$135K - $165K/yr

With expertise spanning civil/site engineering, environmental permitting, transportation ... Mentor junior architects and contribute to the professional development of team members.

The role may also involve mentoring and training junior engineers, reviewing their work, and ... using traffic and railroad flagging protection services as needed, etc. * OSHA 10 hour ...

Bridge Inspection Team Leader

Newark, NJ · On-site

$105K - $180K/yr

The role may also involve mentoring and training junior engineers, reviewing their work, and ... using traffic and railroad flagging protection services as needed, etc. * OSHA 10 hour ...

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy ... Provide emergency response support (environmental sample planning and collection, rail client and ...

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy ... Provide emergency response support (environmental sample planning and collection, rail client and ...

Showing results 41-60

Junior Rails Developer information

See New Jersey salary details

$24.4K

$90.3K

$139.6K

How much do junior rails developer jobs pay per year?

As of Sep 13, 2026, the average yearly pay for junior rails developer in New Jersey is $90,331.00, according to ZipRecruiter salary data. Most workers in this role earn between $68,000.00 and $88,300.00 per year, depending on experience, location, and employer.

What does a junior Rails developer do?

A Junior Rails Developer is an entry-level software engineer who works with Ruby on Rails, a popular web development framework. Their responsibilities typically include writing and maintaining code, fixing bugs, collaborating with other developers, and learning best practices for web application development. Junior Rails Developers often assist in building features, performing tests, and ensuring applications run smoothly while gaining experience and mentorship from more senior team members.

What are the key skills and qualifications needed to thrive as a junior Rails developer?

To thrive as a Junior Rails Developer, you need a solid understanding of Ruby, Ruby on Rails framework, basic front-end languages (HTML, CSS, JavaScript), and a relevant degree or coding bootcamp experience. Familiarity with tools like Git, PostgreSQL or MySQL, and test frameworks such as RSpec is typically expected. Strong problem-solving skills, eagerness to learn, and effective communication help you collaborate within development teams and grow in the role. These skills are important because they enable you to build, maintain, and improve web applications efficiently while adapting to evolving project requirements.

What types of projects and responsibilities can a junior Rails developer expect in their first year on the job?

As a Junior Rails Developer, you can expect to work on tasks such as fixing bugs, writing and maintaining tests, and implementing small features under the guidance of more experienced developers. You'll likely participate in code reviews, collaborate closely with product managers and designers, and be encouraged to learn best practices in coding and version control. The environment is typically supportive, with regular feedback and opportunities to ask questions, making it a great setting for professional growth. Over time, you may gradually take on more complex assignments and begin to contribute to architectural discussions.

What is the difference between Junior Rails Developer vs Ruby on Rails Developer?

AspectJunior Rails DeveloperRuby on Rails Developer
Experience LevelEntry-level, 0-2 yearsMid to senior level, 2+ years
ResponsibilitiesAssisting in development, learning codebaseDesigning, developing, maintaining Rails applications
Required SkillsBasic Ruby/Rails knowledge, eagerness to learnStrong Ruby/Rails skills, problem-solving
Work EnvironmentStartups, small teams, internshipsEstablished companies, tech firms, agencies

The main difference between a Junior Rails Developer and a Ruby on Rails Developer lies in experience and responsibilities. Junior Rails Developers are typically entry-level, focusing on learning and assisting with tasks, while Ruby on Rails Developers have more experience and handle complex development projects independently.

What cities in New Jersey are hiring for Junior Rails Developer jobs?

Cities in New Jersey with the most Junior Rails Developer job openings:

Infographic showing various Junior Rails Developer job openings in New Jersey as of August 2026, with employment types broken down into 84% Full Time, 3% Part Time, and 13% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $90,331 per year, or $43.4 per hour.

Civil Engineer II

Newark, NJ • On-site

$85K - $95K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 6 days ago


Job description

Join us at the intersection of
INGENUITY & INCLUSION
About the Role
Infrastructure Engineering Inc. (IEI) New York and New Jersey Offices are looking for a Civil Engineer II to join our Team We are a leading engineering firm known for quality and responsiveness and a proven track record of success as a Prime civil engineering firm. The Civil Engineer II role will support the Design Team and perform professional engineering work, including developmental assignments involving the application of standard techniques, procedures, and criteria in carrying out routine engineering tasks under close supervision.
The primary responsibility of the Civil Engineer II will focus on technical areas which include roadway/site design, pavement design, airside design, passenger and freight rail design, utility design, stormwater design and Environmental regulatory compliance/permitting. Typically, these are rehabilitation or reconstruction of runways, taxiways or aprons. Join us on this exciting journey as we continue to build a company based on Integrity, Excellence, and Ingenuity!
Essential Duties/Functions and Responsibilities:
• Prepares design computations, plans and related construction documents.
• Prepares reports, specifications, studies, and permits.
• Analyzes and interprets variety of technical instructions in mathematical or diagram form.
• Assists in analyzing and interpreting engineering and construction documents, professional journals, technical procedures, and governmental regulations.
• Prepares quantity calculations and cost estimates.
• Prepare engineering and design documents using computer assisted engineering and design software and equipment.
• Performs construction observation and prepares appropriate documentation.
• Organizes and maintains project files and documentation.
• Assists in preparation and presentation of technical information to colleagues and clients.
• Assists Project, Design and/or Office Managers as requested.
Education and/or Experience:
• Bachelor's Degree in Civil Engineering from an ABET accredited engineering college or university.
• Must have a minimum of 4 years engineering design experience, with at least two (2) years of relevant airside design experience.
• Proficient in AutoCAD Civil 3D software application.
• Experience preparing contract documents, specifications and estimates
• Familiarity with FAA standards and advisory circulars.
• Familiarity with AASHTO and/or similar guidelines.
• Valid Driver's License.
• Proficient communication skills and use of common software applications like Word, Excel and Outlook.
Knowledge and Skills:
• Handle multiple projects simultaneously.
• Ability to comprehend and apply principles of advanced calculus, modern algebra, and advanced statistical theory.
• Ability to define problems, collect data, establish facts, and draw valid conclusions.
• Ability to read, analyze, and interpret complex documents. Ability to respond effectively to the most sensitive inquiries or complaints.
• Intermediate personal computer skills, including electronic mail, routine database activity, word processing, spreadsheet, graphics, etc.
Other Qualifications:
• Assists and promotes efforts which develop and mentor junior staff.
• Demonstrates positive work attitude and behaviors. Participates in team building initiatives.
Benefits and Perks:
• Highly competitive salary, and Bonus opportunities
• Flexible Work Schedule
• Medical, Dental, and Vision Benefits
• Personal Paid Leave (Paid Time-Off)
• Paid Holidays
• Life Insurance
• Short and Long-term Disability Program
• 401K Program with Employer Match
• Profit Sharing
• Employee Assistance Program
• Employee Referral Program
• Employee Appreciation Program
• IEI University
• An opportunity to learn and grow - Professional Development Program
• Opportunity to share ideas and express your point of view
• You are welcome to be your authentic self
• Philanthropic Outreach and Volunteer Opportunities
Physical Demands
The physical demands described here represent those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions. While performing the duties of this job, the employee is frequently required to sit and talk or hear. The employee is occasionally required to stand; walk; use hands to fingers, handle, or feel objects, tools, or controls; climb; reach with hands and arms; and stoop, kneel, crouch, or crawl. The employee may lift and/or move up to 10 pounds and occasionally lift and/or move up to 25 pounds.
Working Conditions:
• A company vehicle is provided for fieldwork; a valid driver's license and acceptable driving record are required.
• Ability to navigate active construction sites, including walking on uneven terrain, climbing, and occasional lifting or moving of up to 50 pounds.
• Exposure at times to outdoor weather conditions, wet or humid environments, and typical construction-site hazards such as dust, fumes, chemicals, noise, vibration, and in-progress work areas.
• Occasionally, may require extended or irregular hours, including evenings or weekends, to support project demands or respond to unexpected field situations.
• Work is performed in both office and field environments, including time spent reviewing plans, reports, and project documentation.
• Standard schedule is typically a 40-hour workweek, with flexibility for day or night shifts depending on project needs.
Work Environment:
The work environment described here reflects the conditions employees may encounter while performing the essential functions of this role. Reasonable accommodations are available to enable individuals with disabilities to perform these functions.
Employees will work both in office and outdoor construction environments, sometimes for extended periods, and in varying weather conditions. Office noise levels are generally moderate, while construction sites may be loud and require hearing protection.
Infrastructure Engineering Inc. (IEI) is committed to providing equal employment opportunities and full inclusion for individuals with disabilities.
If you require a reasonable accommodation during the application process, interview, or other recruitment activities, please contact our Human Resources department at 312-392-2796 or HR@infra-eng.com.
Accommodations will be provided in accordance with applicable laws and our commitment to equal opportunity.
Applicants must be authorized to work for any employer in the U.S. at the time of hire. IEI is not able to sponsor or transfer employment visas at this time.
Pay Range: $85,000 - $95,000 per year