Ruby Developer jobs in Illinois

Remote

•

10d ago

Primary Skills 10+ years of experience in Ruby on Rails development Strong knowledge of Ruby, Rails 6.x/7.x/8.x Experience in REST APIs development and integration Strong understanding of Object-Oriented Programming (OOP) concepts Experience with PostgreSQL, MySQL, or other relational databases Hands-on experience with Git/GitHub Experience with RSpec, Minitest, or similar testing frameworks Strong debugging and performance tuning skills Secondary Skills Experience with Docker and Kubernetes E

Easy Apply

Contract, Third Party

Depends on Experience

Ruby on Rails Developer

Remote

•

2d ago

Job Overview We are looking for a skilled and experienced Ruby on Rails Developer to join our engineering team. The ideal candidate will have strong hands-on experience building scalable, secure, and high-performance web applications using Ruby on Rails. You will work closely with product managers, designers, QA engineers, and other developers to design, develop, test, and deploy robust applications. This role is suitable for a developer who can independently own features while also contributin

Easy Apply

Contract

Depends on Experience

Jr. Ruby On Rails Developer - Remote or Grand Rapids

Remote

•

Today

The Jr. Ruby on Rails Developer is responsible for developing new applications, enhancing existing applications, and interfacing with a legacy ERP system. The Jr. Ruby on Rails Developer works closely with the Business Systems Manager, Information Systems team, and IT Manager to create applications that improve productivity across the business. Essential Duties and Responsibilities Write, clean, maintainable, and efficient code Design robust, scalable, and secure features Analyzes business app

Full-time

RoR Developer

Remote

•

13d ago

10+ years of experience in Ruby on Rails developmentStrong knowledge of Ruby, Rails 6.x/7.x/8.xExperience in REST APIs development and integrationStrong understanding of Object-Oriented Programming (OOP) conceptsExperience with PostgreSQL, MySQL, or other relational databasesHands-on experience with Git/GitHubExperience with RSpec, Minitest, or similar testing frameworksStrong debugging and performance tuning skills

Easy Apply

Contract, Third Party

Depends on Experience

Technical Lead - Ruby / Ruby on Rails

Remote

•

Today

Capital Technology Group provides expert consulting services software development, digital transformation, human-centered design, data analytics and visualization, and cybersecurity. Our multidisciplinary teams use agile methodologies to rapidly and incrementally deliver value in close collaboration with our clients. For over a decade, we have been trusted by both federal and commercial clients to solve complex, mission-critical business challenges. The quality of our work has been recognized by

Full-time

USD 120,000.00 - 165,000.00 per year

Senior Software Engineer, Treasury and Reference Data (Java/Ruby/Python)

Chicago, Illinois

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Today

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk. Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities and En

Full-time

USD 200,000.00 - 275,000.00 per year

API Developer

Remote or Washington, District of Columbia

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Today

RESPONSIBILITIES: Kforce has a client that is seeking an API Developer in Washington, DC. Summary: Our client is looking for an Application Developer with strong backend engineering experience, including designing and developing APIs and building scalable, high-performance applications. The ideal candidate has hands-on experience with application architecture, system integrations, performance optimization, and reliability, and is skilled at designing solutions that scale to support increasing t

Contract

$61 - $74 hourly

Ruby Developer jobs in Illinois, USA