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Ruby On Rails Developer Contract Jobs in Andover, MA

General Medicine

Frontend Engineer (Boston)

Boston, MA · On-site

... Ruby on Rails and Postgres Company : General Medicine is a newly launched, nationwide healthcare platform. Founded in 2023, the company is headquartered in Salt Lake City, USA, with a team of 51-200 ...

Computech Corporation

Sr. Software Engineer

Boston, MA · On-site

$133K - $175K/yr

Contract (Right to Hire) Title: Sr. Software Engineer Location: Boston, MA : This multi-faceted ... Familiarity with at least one server-side MVC Framework (ROR, Django, etc) and how it relates to ...

Socket.dev

Full-Stack Engineer (Boston)

Boston, MA · On-site

$150 - $225/hr

About General Medicine As a software engineer at General Medicine, you'll help build and scale a ... We currently use AWS, Ruby on Rails, and NextJS, and would expect you to have proficiency in a ...

New

KG Tiger

Web Application Engineer

Natick, MA · On-site

It is an $800 million Company and the leading developer of mathematical computing software. They ... Ruby on Rails or Java in a commercial software environment 3. Experience with HTML5, JavaScript ...

General Medicine Inc.

Frontend Engineer (Boston)

Boston, MA · On-site

$150 - $225/hr

About General Medicine As a frontend engineer at General Medicine, you'll help build and scale a ... Familiarity with modern backend frameworks is a plus -- we use Ruby on Rails and Postgres Location ...

General Medicine Inc.

Mobile Engineer (Boston)

Boston, MA · On-site

$150 - $225/hr

About General Medicine As a mobile engineer at General Medicine, you'll help build and scale a ... Familiarity with modern backend frameworks is a plus -- we use Ruby on Rails and Postgres Please ...

Good American, LLC

IT, Senior Manager

Beverly, MA · On-site

$100 - $140/hr

Ability to develop software in Java, Ruby on Rails, C++ or other programming languages * Knowledge of relational databases, SQL and ORM technologies (JPA2, Hibernate) * Experience developing web ...

New

Zelis

Director, Software Engineering

Boston, MA · On-site

$274K/yr

Position Overview As the Director of Engineering, you will lead a high-performing global team of ... Strong familiarity with technologies aligned to our stack (e.g., Ruby on Rails, C#, Angular ...

Human Agency

Senior Full-Stack Engineer

Boston, MA · On-site

Proficiency in Python and Ruby on Rails , with significant backend experience. * Experience in ... Experience in DevOps, CI/CD pipelines, and secure release management. * Background in security ...

Human Agency

Senior Full-Stack Engineer

Boston, MA · On-site

Proficiency in Python and Ruby on Rails , with significant backend experience. * Experience in ... Experience in DevOps, CI/CD pipelines, and secure release management. * Background in security ...

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Showing results 21-40

All JobsRuby On Rails Developer Contract JobsRuby On Rails Developer Contract Jobs in Andover, MA

Ruby On Rails Developer Contract information

See Andover, MA salary details

$25.8K

$123.7K

$173.7K

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

As of Aug 20, 2026, the average yearly pay for ruby on rails developer contract in Andover, MA is $123,684.00, according to ZipRecruiter salary data. Most workers in this role earn between $103,800.00 and $142,300.00 per year, depending on experience, location, and employer.

What is a Ruby on Rails developer contract?

A Ruby on Rails Developer Contract job is a temporary role where a developer is hired to build, maintain, or improve applications using the Ruby on Rails framework. These contracts can range from a few months to a year or more, depending on the project's scope. Contractors typically work on web applications, backend systems, or API development. They may be hired by startups, agencies, or larger companies looking for specialized expertise without committing to a full-time role.

What are the typical day-to-day responsibilities for a contract Ruby on Rails developer?

As a contract Ruby On Rails Developer, your daily tasks usually include developing and maintaining web applications, writing clean backend code, integrating third-party services, and troubleshooting technical issues as they arise. You'll often participate in virtual standups or meetings with cross-functional teams, collaborate on feature planning, and provide input on best practices for code quality and application architecture. Additionally, you may be responsible for writing tests, updating documentation, and assisting with direct deployments depending on the team's workflow. This dynamic environment provides opportunities to work with various technologies and businesses, making each contract both challenging and rewarding.

What are the key skills and qualifications needed to thrive in the Ruby on Rails developer contract position, and why are they important?

To thrive as a Ruby On Rails Developer Contract, you need strong proficiency in Ruby, Rails framework, RESTful APIs, and SQL databases, typically demonstrated through professional experience or relevant computer science education. Familiarity with version control systems like Git, testing frameworks (such as RSpec), and deployment tools is essential, while certifications or open-source contributions can be advantageous. Excellent problem-solving skills, adaptability, and effective communication are crucial soft skills for collaborating with distributed teams and delivering client-focused solutions. These abilities are vital to ensure robust, maintainable code and successful project outcomes within contract-based, time-sensitive work environments.

What job categories do people searching Ruby On Rails Developer Contract jobs in Andover, MA look for?

The top searched job categories for Ruby On Rails Developer Contract jobs in Andover, MA are:

What cities near Andover, MA are hiring for Ruby On Rails Developer Contract jobs?

Cities near Andover, MA with the most Ruby On Rails Developer Contract job openings:

Ruby On Rails Developer Contract jobs near you
Infographic showing various Ruby On Rails Developer Contract job openings in Andover, MA as of August 2026, with employment types broken down into 80% Full Time, 5% Part Time, and 15% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $123,684 per year, or $59.5 per hour.

Full Stack Software Engineer - (On Site)

4G Clinical

Wellesley, MA • On-site

$127/hr

Full-time

Posted 22 days ago

Job description

Description
4G Clinical delivers randomization and trial supply technology built for complex clinical trials. As a Software Engineer you will be part of the dedicated team who work on Prancer RTSM® 4G Clinical's proprietary software which supports clinical trial studies from early phase through large, multi-country programs, with configuration flexibility aligned to protocol complexity and evolving trial demands.
Within this role you will;
  • Write reusable, testable, and efficient code; unit-test and document implemented features.
  • Design and implementation of low-latency, high-availability, and performant applications.
  • Implementation of server-side models and algorithms.
  • Implementation of web service APIs (REST).
  • Implementation of client-side logic, including UX design, HTML layouts and templates, Angular logic, and styling.
  • Implementation of security and data protection.
  • Integration of data storage solutions.

Requirements
0The position requires between 1-10 years' experience as a Software Engineer in asn agile environment working with a web-based application. The skills listed below are those of a full-stack software engineer, with the understanding that each software engineer has their own "spikes" or specialty areas.
Back-end
  • ORM (Object Relational Mapping).
  • Modern application frameworks such as Django or Ruby on Rails.
  • Object Oriented Programming.
  • Micro-services / loosely coupled applications using multiple data sources and interfaces.
  • Functional programming / higher order functions is a plus.

Front-end
  • Modern frontend technologies such as Angular, JavaScript, Typescript/Coffee Script, HTML5, SCSS/CSS.
  • Responsive design applications (e.g. Material Design).
  • Higher-order functions (e.g. Lodash).

General
  • Understanding of accessibility and security compliance.
  • Knowledge of user authentication and authorization between multiple systems, servers, and environments.
  • Understanding of fundamental design principles behind a scalable application.
  • Strong unit test and debugging skills.
  • Proficient understanding of modern development environment tools such as Git. JIRA or other issue tracking systems, Jenkins or other CI software.
  • Cloud-based applications and virtualization is a plus (Docker, EC2, S3).

Education and/or Certification Requirements
The candidate must possess a bachelor's degree in computer science, software engineering or equivalent field is required, with preference towards master's degree or higher. Equivalent work experience will be considered.
Compensation: $110k - $127kThe salary range listed above represents a good-faith estimate of the base pay for this role and is provided to comply with applicable laws and regulations. The actual base salary offered will depend on factors such as the candidate's location, qualifications, experience, and skills

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