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Junior Rails Developer Jobs in California (NOW HIRING)

HDR

Bridge Engineer

San Diego, CA · On-site

... rail, aviation, federal transportation ports and marine infrastructure, your work will directly ... Mentor junior staff * Perform other duties as needed #LI_JF1 Keywords: Bridge Engineer Preferred ...

HDR

Bridge Engineer

San Diego, CA

... rail, aviation, federal transportation ports and marine infrastructure, your work will directly ... Mentor junior staff * Perform other duties as needed #LI_JF1 Keywords: Bridge Engineer Preferred ...

Hatch

Senior Traction Power Engineer

Los Angeles, CA · Hybrid

$112.60K - $154.60K/yr

... rail and transit, tunnels, and water. Want to be part of the creation and construction of our ... Lead a group of junior electrical engineers to develop traction power design packages * Design ...

Hatch

Senior Traction Power Engineer

Los Angeles, CA · Hybrid

$112.60K - $154.60K/yr

... rail and transit, tunnels, and water. Want to be part of the creation and construction of our ... Lead a group of junior electrical engineers to develop traction power design packages * Design ...

Hatch

Senior Traction Power Engineer

Los Angeles, CA · On-site

$112.60K - $154.60K/yr

... rail and transit, tunnels, and water. Want to be part of the creation and construction of our ... Lead a group of junior electrical engineers to develop traction power design packages * Design ...

Piper Networks Inc

Software Engineer

San Diego, CA · On-site

$150K/yr

... rail and public transportation projects. * Write high-quality, efficient, and maintainable code ... Provide technical guidance and mentorship to junior engineers and team members. * Conduct and ...

Ten2Eleven

Senior Web Developer

Sacramento, CA · On-site

... for junior developers. Candidates should be comfortable in a hands-on capacity at all levels of ... Ruby on Rails * CLSA.NET or Entity Framework * SalesForce.com Development * Photoshop or similar ...

JMA Civil Inc

Senior Civil Engineer (Remote)

Sacramento, CA · On-site +1

$165K - $200K/yr

JMA is a Civil Engineering firm focusing on public transit & the railway sector. Our practice is ... Proven ability to lead project teams, mentor junior engineers, and manage technical deliverables.

Ten2Eleven

Senior Web Developer

Sacramento, CA · On-site

... for junior developers. Candidates should be comfortable in a hands-on capacity at all levels of ... Ruby on Rails * CLSA.NET or Entity Framework * SalesForce.com Development * Photoshop or similar ...

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Junior Rails Developer information

See California salary details

$23.7K

$87.8K

$135.7K

How much do junior rails developer jobs pay per year?

As of Jun 3, 2026, the average yearly pay for junior rails developer in California is $87,810.00, according to ZipRecruiter salary data. Most workers in this role earn between $66,100.00 and $85,900.00 per year, depending on experience, location, and employer.

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 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 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 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 are popular job titles related to Junior Rails Developer jobs in California? For Junior Rails Developer jobs in California, the most frequently searched job titles are:
What job categories do people searching Junior Rails Developer jobs in California look for? The top searched job categories for Junior Rails Developer jobs in California are:
What cities in California are hiring for Junior Rails Developer jobs? Cities in California with the most Junior Rails Developer job openings:
Junior Rails Developer jobs near you

Senior Project Manager, Rail + Transit (Design)

Dar Group

San Francisco, CA • On-site

$135K - $210K/yr

Full-time

Medical, Life, Retirement, PTO

Posted 29 days ago

Job description

TYLin is a globally recognized, full-service infrastructure consulting firm committed to providing innovative, cost-effective, constructible designs for the global infrastructure market. With over 3,000 employees throughout the Americas, Asia, and Europe, the firm provides support on projects of varying size and complexity. Together, we enhance conventional designs with smarter, more resilient systems. We provide people with better mobility. We steward precious resources by finding more sustainable solutions.
Job Summary
Ready to lead projects that move people, connect communities, and shape the future of transportation in Northern California?
TYLin is seeking an experienced Senior Project Manager to drive high-impact Rail + Transit projects across the Bay Area and greater Northern California region.
This is a career-defining opportunity to work with leading agencies, guide multidisciplinary project teams, and help expand TYLin's presence on some of the region's most transformative transportation programs.
Responsibilities & Qualifications
The Opportunity
Based in San Francisco, Oakland, San Jose, Sacramento, or nearby Northern California locations, you'll oversee the delivery of complex transit and rail infrastructure projects - from urban mobility enhancements to major rail corridor improvements. You'll build strong relationships with clients such as:
BART, Caltrain, SF MTA (SFMTA), VTA, Capitol Corridor, ACE, California High-Speed Rail Authority, Caltrans Districts 3, 4 & 10, and regional transportation authorities across Northern California.
You'll be a key leader in project execution, client engagement, and strategic growth across the region, while mentoring and empowering the next generation of engineers.
What You'll Do
  • Lead the delivery of Rail + Transit and major infrastructure design projects from planning through final design.
  • Serve as the main point of contact for Northern California clients, building long-term partnerships and trust.
  • Manage multidisciplinary engineering teams and ensure quality, technical rigor, and efficient project delivery.
  • Mentor junior and mid-level engineers, supporting their technical and professional growth.
  • Collaborate with regional and national leadership to drive pursuit strategies and secure new work.
  • Represent TYLin in industry organizations and regional client engagements across Northern California.

What You Bring
  • Bachelor's degree in Civil Engineering or related field.
  • Professional Engineer (PE) license in California (or ability to obtain within 12 months) OR;
  • Registered Architect or Licensed Architect, demonstrating experience in the design of transit or transportation-related buildings.
  • 10+ years of experience delivering complex civil or rail/transit design projects.
  • Strong record of managing public-sector transportation projects and multidisciplinary teams.
  • Excellent communication skills and confidence building relationships with agency partners.
  • Demonstrated success in balancing project delivery with client service and business development.

Why Join TYLin
  • Regional Impact - Work on projects that shape mobility across the Bay Area and Northern California.
  • Growth Opportunities - Pathways to leadership roles at the regional and national level.
  • Collaborative Culture - Join a team known for technical expertise, partnership, and innovation.
  • Real Influence - Your voice, leadership, and ideas will directly contribute to TYLin's regional strategy.

If you're ready to make a real impact across Northern California transportation and take your career to the next level, we'd love to connect with you.
Apply today.
Additional Information
TYLin is committed to pay equity.As part of that commitment, we have provided the base compensation range of $135,000 - $210,000 annually for this position and local market. We recognize that each candidate brings a unique set of skills, experience, education and competencies to the table that will be reflected in our offer. TYLin is proud to offer exciting career development opportunities.
#LI-Hybrid
TYLin offers a comprehensive total rewards package. Our benefits may include extensive medical, disability and life insurance coverage, continuing education benefits, paid time off, employee assistance program and a retirement savings plan with company matching contributions.
We encourage all candidates to explore our total rewards offering.
Collaboration, mission-driven focus, discipline, and leadership skills developed through military service benefit us all. Whether you are a Veteran, Guardsman or Reservist, a Military Spouse or you are planning to transition to civilian life in the near future, we welcome and value your application.
TYLin is an equal opportunity employer, and we prohibit discrimination and harassment of any type as protected by federal, provincial, state or local laws. We celebrate diversity and are committed to creating an inclusive environment for all employees. The company and its employees are required to comply with all local health authority, legal or lawful client requirements.

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