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Junior Rails Developer Jobs in Seattle, WA (NOW HIRING)

Senior Electrical Engineer

Seattle, WA ยท On-site

$122K - $159K/yr

This role involves leading design projects, mentoring junior engineers and designers, and ... rail/transit/ports), education, and civic/community. Key Responsibilities: * Lead the design ...

Axia Electric, is seeking a highly talented Electrical Field Engineer based in Seattle, WA to ... Prior internships involving Rail, Transit, and/or Water/Wastewater construction projects.

Senior Geotechnical Engineer

Seattle, WA ยท On-site

$110K - $130K/yr

You will provide mentorship to junior engineers, oversee critical geotechnical projects, and play ... Kaikoura Earthquake rehabilitation of State Highway and Railway, South Island, New Zealand * Click ...

Senior Geotechnical Engineer

Seattle, WA ยท On-site

$110K - $130K/yr

You will provide mentorship to junior engineers, oversee critical geotechnical projects, and play ... Kaikoura Earthquake rehabilitation of State Highway and Railway, South Island, New Zealand * Click ...

SENIOR MECHANICAL ENGINEER

Seattle, WA ยท On-site

$118K - $157K/yr

... rail/transit/ports), education, and civic/community. Key Responsibilities: * Lead the design ... Provide technical guidance and mentorship to junior engineers and design staff. * Review and ...

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Junior Rails Developer information

See Seattle, WA salary details

$27.3K

$101.3K

$156.5K

How much do junior rails developer jobs pay per year?

As of Jun 25, 2026, the average yearly pay for junior rails developer in Seattle, WA is $101,255.00, according to ZipRecruiter salary data. Most workers in this role earn between $76,200.00 and $99,000.00 per year, depending on experience, location, and employer.

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 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, and why are they important?

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 cities near Seattle, WA are hiring for Junior Rails Developer jobs? Cities near Seattle, WA with the most Junior Rails Developer job openings:
Infographic showing various Junior Rails Developer job openings in Seattle, WA as of June 2026, with employment types broken down into 93% Full Time, 2% Part Time, and 5% Contract. Highlights an 88% Physical, 2% Hybrid, and 10% Remote job distribution, with an average salary of $101,255 per year, or $48.7 per hour.

Bridge Engineer/Project Manager

KPFF Consulting Engineers

Seattle, WA โ€ข Hybrid

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 29 days ago


Job description

Company Description

KPFF, a multi-office, multi-discipline engineering firm, is committed to Excellence, Trust, Relationships, Stability, and Passion. For over 65 years KPFF has been providing creative solutions and excellent client service for a diverse range of projects and industries. Our 1,500 professionals in 35 offices nationwide thrive in a decentralized structure, offering abundant flexibility and numerous opportunities for professional growth. At KPFF, join a legacy of excellence where every team member has the opportunity to contribute to innovative solutions and meaningful projects. To learn more about us and the projects we work on, visit our website at www.kpff.com.ย 

Job Description

KPFF Seattleโ€™s Civil/ Structural Team is composed primarily of structural engineers who design and evaluate infrastructure that connects communities. Our work spans a wide range of bridge and heavy-civil projects, including highway and pedestrian bridges, retaining walls, culverts that support fish passage, ferry terminals, piers, wharves, and structural inspections. We take pride in our collaborative approach to consulting, partnering with clients across the industry, from small local agencies, to state transportation departments, to architects and contractors. Our team contributes to projects that range from feasibility studies, to new construction, to rehabilitation, to retrofits, always with a focus on technical excellence, environmental stewardship, and community impact.ย ย 


Duties and responsibilities:

  • Perform project management tasks, such as monitoring budgets and schedules, interacting with clients, and leading junior engineers.
  • Lead technical and project discussions with the design team.
  • Prepare plans, specifications, cost estimates, and reports.
  • Take responsibility for the quality control/assurance of project deliverables.
  • Perform structural design, analysis, and prepare design sketches. Instruct draftspersons on design drawings.
  • Perform inspection/field work.
Qualifications

Minimum Qualifications:

  • BSCE with emphasis in Structural Engineering
  • Professional Engineer (PE) License
  • 7+ย years of experience

Preferred Qualifications:

  • MSCE or MSE with emphasis in Structural Engineering
  • Structural Engineer (SE) License
  • Experience in the design and construction of reinforced concrete and structural steel structures.
  • Proficiency with the following, or similar, software: CSI Software Suite (SAP, CSI Bridge), PG Super
  • Experience monitoring budgets and schedules, interacting with clients, and leading junior engineers.
  • Strong communicator and collaborator
  • Self-motivated
  • Eager to develop and grow as a structural engineer
  • Ability to work with, mentor, and lead junior engineers
  • Passionate about providing exceptional client services
  • Strong technical and organizational abilities

Additional Information

Physical Demands:

  • Duties are primarily conducted in a standard office setting, requiring prolonged periods of sitting at a desk or computer table.
  • Occasionally may be required to lift objects weighing up to 15 lbs.
  • Occasionally visiting project locations and performing field inspections which may involve walking, standing, kneeling, or navigating uneven terrain.
  • Traveling to project sites or client meetings, which may involve driving or flying.

Compensation:

The base salary for this role is competitive and will be determined based on the candidate's experience, education, and skills. The expected range for a qualified candidate is $115,000 - $200,000 annually.

Additionally, we offer performance-based bonuses to recognize and reward outstanding contributions in each Reporting Center.ย During the interview process, we'll provide detailed information and address any questions you may have about the overall compensation package and benefits.

โ€‹โ€‹โ€‹โ€‹โ€‹โ€‹Benefits provided by KPFF include:

  • An excellent 401K retirement savings plan with employer contributions
  • Medical insurance
  • Dental insurance, with a no-premium option
  • Vision insurance, with a no-premium option
  • Health Savings Account (HSA) option with employer contribution
  • Medical Flexible Spending Account (FSA) option
  • Dependent care FSA option
  • Employee Assistance Program
  • Group life insurance
  • Short-term disability insurance
  • Long-term disability insurance
  • Seven paid holidays and two floating holidays
  • 10 vacation days annually, which increases with years of service.
  • 10 days of personal and sick time to care for yourself and family members.
  • Up to one-week (five business days) paid jury duty per year.
  • Six weeks of supplemental paid family leave
  • Travel accident insurance
  • Subsidized ORCA bus/rail pass

#LI-Hybridย 

#LI-BD1

KPFF Consulting Engineers participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.

KPFF Consulting Engineers is an equal opportunity employer and considers all qualified applicants for employment without regard to race, color, creed, ethnicity, national origin, religion, marital status, sex/gender (including sexual orientation or gender identity), pregnancy, veteran status, citizenship status, physical or mental disability, or any other protected basis.