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Ruby On Rails Contract Jobs in Maryland (NOW HIRING)

Software Engineer 2

Hanover, MD ยท On-site

$97K - $132K/yr

Contract core hours are 1000-1400. The DevOps team is flexible on arrival and departure time ... Ruby, Ruby on Rails, Java, or C++. Requires demonstrated proficiency in web UI interface design ...

Du ansvarar for den finansiella styrningen inom ett av vara affarsomraden och ar en naturlig radgivare i fragor som ror affarsutveckling, investeringar, prioriteringar och resursallokering. Vi soker ...

Cloud Software Engineer 2

Hanover, MD ยท On-site

$75.06 - $107.61/hr

Demonstrated experience with Ruby-on-Rails framework * Hadoop/Cloud Developer Certification ... Various contract and work locations throughout Maryland, Virginia, Colorado, Texas, Utah, Alaska ...

Demonstrated experience with Ruby-on-Rails framework * Hadoop/Cloud Developer Certification ... Various contract and work locations throughout Maryland, Virginia, Colorado, Texas, Utah, Alaska ...

New

Cloud Software Engineer 2

Hanover, MD ยท On-site

$59.75 - $77.50/hr

Demonstrated experience with Ruby-on-Rails framework * Hadoop/Cloud Developer Certification ... Various contract and work locations throughout Maryland, Virginia, Colorado, Texas, Utah, Alaska ...

Ruby on Rails, Django, Spring Framework, or Zope) is required * Performs system and unit level testing. This includes test plans and procedures, documentation of test results and development of ...

Ruby on Rails, Django, Spring Framework, or Zope) is required * Performs system and unit level testing. This includes test plans and procedures, documentation of test results and development of ...

Showing results 41-60

Ruby On Rails Contract information

What is a Ruby on Rails contract developer?

A Ruby on Rails contract developer is a software engineer who is hired on a temporary or project basis to build, maintain, or enhance web applications using the Ruby on Rails framework. They typically work as independent contractors or through consulting agencies, rather than as full-time employees. Their responsibilities often include writing clean code, testing features, fixing bugs, and collaborating with other team members to deliver high-quality software solutions. Contract positions can range from short-term projects to ongoing support roles, offering flexibility for both the developer and the hiring company.

What are the key skills and qualifications needed to thrive as a Ruby on Rails contractor?

To thrive as a Ruby on Rails Contractor, you need strong proficiency in Ruby, Rails framework, web development fundamentals, and experience with relational databases, typically demonstrated through a portfolio or relevant work history. Familiarity with version control systems like Git, cloud platforms (e.g., AWS or Heroku), and testing frameworks such as RSpec is often required. Excellent problem-solving skills, effective communication, and the ability to work independently are standout soft skills for this role. These skills and qualities are crucial to deliver high-quality, scalable solutions on time while collaborating remotely with clients or teams.

What are some common challenges faced by Ruby on Rails contractors when joining new projects, and how can they be addressed?

Ruby on Rails contractors often face the challenge of quickly ramping up on existing codebases, which may have varying coding standards or lack comprehensive documentation. To address this, it's helpful to allocate initial time for codebase exploration and to communicate proactively with the team about architectural decisions and project expectations. Collaborating closely with in-house developers and participating in regular stand-ups or code reviews can also smooth the transition and ensure alignment with project goals.

What is the difference between Ruby On Rails Contract vs Ruby On Rails Developer?

AspectRuby On Rails ContractRuby On Rails Developer
Work TypeTemporary, project-basedFull-time or part-time employment
DurationFixed-term, often project-specificOngoing employment
CredentialsSame as developer, typically requiring experience in RailsSame as contract roles, often requiring similar skills
Work EnvironmentRemote or on-site, freelance or agency-basedCompany office or remote
Employer UsageClients, agencies, or companies hiring for specific projectsCompanies hiring for long-term roles

In summary, Ruby On Rails Contract roles are temporary, project-focused positions suitable for freelancers or agencies, while Ruby On Rails Developer roles are typically permanent positions within companies. Both require similar skills and credentials but differ mainly in duration and employment structure.

What are the most commonly searched types of Ruby On Rails jobs in Maryland?

The most popular types of Ruby On Rails jobs in Maryland are:

What are popular job titles related to Ruby On Rails Contract jobs in Maryland?

For Ruby On Rails Contract jobs in Maryland, the most frequently searched job titles are:

What job categories do people searching Ruby On Rails Contract jobs in Maryland look for?

The top searched job categories for Ruby On Rails Contract jobs in Maryland are:

Infographic showing various Ruby On Rails Contract job openings in Maryland as of August 2026, with employment types broken down into 83% Full Time, 7% Part Time, and 10% Contract. Highlights an 80% In-person, and 20% Remote job distribution.

Software Engineer 2

Hanover, MD โ€ข On-site

$97K - $132K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 5 days ago


Job description

If you want to be part of a dynamic team delivering cutting-edge cyber training solutions, this is the place for you. Amentum is seeking a Software Engineer to join the DevOps team in Hanover, MD. The team develops, deploys, and supports mission-focused cyber training solutions used across multiple locations.

Team members work in a collaborative, multidisciplinary environment supporting the entire software development lifecycle, including requirements analysis, software development, testing, deployment, infrastructure management, and operational support. Engineers work closely with instructors, developers, and system administrators to deliver reliable, realistic training capabilities.

Unlike many software organizations where engineers are assigned to a single product or technology stack, members of the DevOps team contribute across a diverse portfolio of applications, services, and supporting infrastructure. This provides opportunities to build broad technical expertise while collaborating with teammates to deliver integrated solutions throughout the software development lifecycle.

This position is ideal for software engineers who enjoy solving complex technical challenges, learning new technologies, and applying their skills across a diverse portfolio of software, infrastructure, and operational systems. you.

Work Schedule: The coursesbeing supported are active from 0700-1800 M-F. Contract core hours are 1000-1400. The DevOps team is flexible on arrival and departure time however there are occasions where one or more DevOps team members will be needed to support testing and maintenance before or after course hours.

Essential Responsibilities:

The Software Engineer will contribute to the design, development, deployment, and maintenance of software applications and supporting infrastructure. Team members are expected to broaden their experience across multiple areas of the software development lifecycle while developing technical expertise in one or more areas.

Responsibilities include:

  • Design, develop, troubleshoot, and maintain software applications supporting cyber training environments.
  • Analyze requirements and develop technical solutions that support mission and customer needs.
  • Develop user interfaces, backend services, APIs, automation tools, and data processing solutions.
  • Contribute to the implementation and maintenance of software development pipelines.
  • Configure, deploy, and maintain applications in virtualized and containerized environments.
  • Develop and maintain databases, dataflows, scripts, and automation solutions.
  • Support the creation and maintenance of realistic cyber training environments and simulations.
  • Perform software testing, debugging, validation, and analysis of results.
  • Evaluate new technologies and contribute recommendations for improving applications and development processes.
  • Document software designs, configurations, processes, and operational procedures.
  • Collaborate with instructors, developers, system administrators, and other technical teams to improve training capabilities.
  • Identify opportunities to improve existing applications, workflows, and user experiences.

Security Clearance Required: TS/SCI with Poly

Minimum Education:

Master's degree in Computer Science, Software Engineering, Information Systems, or related field and two (2) years of relevant experience;

OR

Bachelor's degree in the same fields and five (5) years of relevant experience;

OR Associate's degree (or 18 semester hours of military coursework/training in a computer-related field) and seven (7) years of relevant experience;

OR High school diploma/GED and nine (9) years of relevant experience.

Minimum Years of Experience:

Experience developing using one or more of the following languages: Ruby, Ruby on Rails, Java, or C++.

Requires demonstrated proficiency in web UI interface design using a variety of languages such as HTML, CSS, AJAX, JSON/XML, JavaScript/TypeScript, and JQuery or similar.

Experience using SQL/NoSQL and relational databases (MySQL/MongoDB preferred) required.

A working knowledge of both Windows and Linux platform is required.

Preferred Qualifications: The DevOps teampositions require fully cleared individualswith an extensive range of experience and abilitiesto developapplications for Computer Network Operations. As a team weimplement and supportall stages of the Software Development Lifecycle and recognize the benefit of having team members that specialize in specific stages of that cycle.As a team member you should be able to fit into at least one of the following specializations(UI/UX, Backend Services, DevOps/Integration)with a desire or ability toexpandintoat least one other specialization.

UI/UX specialist:Focus ondesigning andcreating the student and instructor facing interfaces andneed the following skills at a minimum:

-develop aesthetically pleasing and user-friendly front endsusing frameworks like react, angular,andsvelte

-develop and implement test bedsand usetest suites such as jUnit or PyTest for robust testing practices

- interface with API endpoints, databases, and other dataflow solutions

-perform trend analysis of studentactivitiesand identifypotential improvements to course delivery systems and interfaces.

Backend Service specialist:Focus on creatingdataflow componentsto collect, parse, and provide information to other services or for exfiltration and deliverables. You will need the following skills at a minimum:

- develop services, APIs and dataflow solutions using various languages and frameworks such as PythonFlask, JavaScript/TypeScript, Node.JS, Express/Hono, PHP, Ruby on Rails, and Go.

- design and implement database schemas across multiple systems with and without replication using SQL and NoSQL solutions

- developscripts,scrapers and parsers in support of automated grading and course delivery

-develop and implement test bedsand usetest suites such as jUnit or PyTest for robust testing practices

-administer, configure, and maintaincommon Unix/Linuxand Windows Servervariants

-createand configurevirtual hosts and networks using VMware in support of developing real-world scenarios

DevOps/Integrationspecialist:Focus on the management and maintenance of the virtualization and deployment solutions used to ensure rapid validated deployments of services and applications. You will need the following skills at a minimum:

-design and implementflexible and robust CI/CD pipelinesto enhance the software development lifecycleusing solutions such as GitLab

- plan, implement, and maintain scalable application and service deployments in an on-premises Kubernetes clusters using tools like helm, fleet, git, rancher, lens,ork9s

- develop and deploy applications, services, and systems within virtualized environments, preferably vSphere, Docker, and Kubernetes

- support API and dataflow systems

- perform HTTPS certificate management

- design service, application, and network architecturesto support deployment and data flow

-develop and implement test bedsand usetest suites such as jUnit or PyTest for robust testing practices

All team members regardless of their specialization will be expected to:

- demonstrate the ability to parse and understand existing code bases, contributing to the continued development of class management tools

-perform trend analysis of studentactivitiesand identifypotential improvements to course delivery systems and interfaces

-develop software solutionsusinglanguages such as Python,Shell scriptingor Node.js

-develop and deploy applications, services, and systems within virtualized environmentssuch asvSphereandDocker

-create and manage applications using industry standard package managers(apt, yum,pip,npm,nuget,etc...)

- show proficiency inusingsource code management systems, with a focus on Git

- apply valid software development pipelines to develop, test, document and deploy projects

- use and receive tasking through project management systems such as Jiraor GitLab

- provide comprehensive documentation and support for various levels of customers

- be a self-motivated individual that can think outside the boxto stay ahead of issues that could prevent the successful delivery of course material and activities while supporting the team as a whole

- learn about the other specializations to better work with and support other development efforts

- providerecommendations for technical solutions to a wide range of difficult problems

-lead development activities, showcasing the ability to guide and manage software engineering projects

- mentor juniorteammembers

Other Responsibilities:

Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.

Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.

Procedure Compliance - Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.

#javelin

Compensation Details:

$165,000 - $215,000

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

  • Health, dental, and vision insurance

  • Paid time off and holidays

  • Retirement benefits (including 401(k) matching)

  • Educational reimbursement

  • Parental leave

  • Employee stock purchase plan

  • Tax-saving options

  • Disability and life insurance

  • Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

09/08/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language atLabor Laws Posters.