Ruby jobs in chicago, il

Remote

•

5d 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

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Third Party, Contract

Depends on Experience

Ruby/Ruby on Rails Developer

Remote

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13d ago

Role: Ruby/Ruby on Rails Developer Location: Remote Duration: Long Term Contract We are looking for an experienced Full-Stack Tech Lead with strong hands-on expertise in Ruby/Ruby on Rails, along with solid experience in Java/Spring Boot and React. The ideal candidate will provide technical leadership, drive architecture, and development across multiple workstreams, and mentor engineering teams. Key Responsibilities Lead technical design and development across Ruby on Rails, Java/Spring Boot,

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Contract, Third Party

Depends on Experience

Ruby on Rails developer

Remote

•

5d ago

Key Responsibilities Develop, enhance, and maintain applications using Ruby on Rails. Design, develop, and consume RESTful APIs and microservices. Perform application modernization, including Rails version upgrades and dependency management. Analyze and remediate security vulnerabilities, CVEs, and code quality issues. Collaborate with product owners, architects, QA teams, and business stakeholders. Ability to work in a fast-paced application modernization environment. Capable of contributing fr

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Contract

Depends on Experience

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

Chicago, Illinois

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3d ago

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

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

Chicago, Illinois

•

Today

Full-time

Technical Lead - Ruby / Ruby on Rails

Remote

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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

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

Ruby on Rails Developer

Remote

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10d ago

Iris s leading client is looking for Ruby on Rails Developer to join their team. It s a fully remote role. Job Title: Ruby on Rails Developer Key skills : Ruby on Rails Developer with Sidekiq Location: fully remote Duration: Long Term contract Job Description: We are seeking a skilled and innovative Ruby on Rails Developer to design, build, and maintain robust full-stack web applications. In this role, you will lead backend logic development, manage central databases, and ensure top performance

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Full-time

Depends on Experience

Software Engineer

Chicago, Illinois

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Today

Who we are About Stripe Stripe, LLC. is a financial infrastructure platform for businesses. Millions of companies - from the world's largest enterprises to the most ambitious startups - use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone's reach while doing the most i

Full-time

USD 173,000.00 - 259,600.00 per year

Senior Software Engineer - Platform (Hybrid)

Chicago, Illinois

•

Today

We are interested in every qualified candidate who is eligible to work in the United States. However, we are not able to sponsor visas or take over sponsorship at this time. About the role:As a Senior Software Engineer, you will take ownership of the development of our systems and applications. You will team up with technical stakeholders to help build out AI tooling for the enterprise. You'll also enhance our collaborative environment by supporting the engineers on your team through mentorship

Full-time

USD 98,000.00 - 130,000.00 per year

Senior Typescript Engineer / Node.JS / React

Chicago, Illinois

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Today

A rapidly growing sleep technology company is seeking a Senior Software Engineer to join its engineering organization. The team develops connected hardware, cloud-native software, AI-powered experiences, and large-scale data systems that help consumers optimize recovery and performance. The environment includes distributed systems, microservices, cloud infrastructure, data processing pipelines, and modern backend technologies such as Ruby, Node.JS, and TypeScript. This is an opportunity for an e

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Full-time

$180000 - $220000

Senior Facets Developer

Hybrid in Chicago, Illinois

•

Today

Job Description: Our client is seeking a talented and experienced Facets Developer to join our dynamic team. The ideal candidate will play a crucial role in developing, integrating, testing and maintaining our existing and new healthcare management software based on the Facets platform. As a Facets Developer, you will collaborate with cross-functional teams to ensure the successful implementation of software solutions that meet the unique needs of our clients. Responsibilities: Bachelor Degree a

Third Party, Contract

60 - 80

Backend Engineer, Credit Decisions

Chicago, Illinois

•

Today

Full-time

USD 173,000.00 - 259,600.00 per year

Senior Software Engineer I, Content Cards

Chicago, Illinois

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Today

At Braze, we have found our people. We're a genuinely approachable, exceptionally kind, and intensely passionate crew. We seek to ignite that passion by setting high standards, championing teamwork, and creating work-life harmony as we collectively navigate rapid growth on a global scale while striving for greater equity and opportunity - inside and outside our organization. To flourish here, you must be prepared to set a high bar for yourself and those around you. There is always a way to con

Full-time

USD 144,000.00 - 234,000.00 per year

Devops Engineer

Chicago, Illinois

•

Today

Hi, Devops Engineer/ Environment Build Engineer W2 Only Location: Chicago, IL - Hybrid (Local candidates only) Duration: 12+ Months Experience: 12+ Years Job Description 12+ years of IT experience with strong expertise in Build & Release Engineering, DevOps, Release Management, Configuration Management, CI/CD, and QA/Test Engineering. Design, architect, and implement next-generation system architecture and automation solutions. Strong experience with Continuous Integration (CI) and Configu

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Full-time, Part-time, Contract, Third Party

Site Reliability Engineer

Chicago, Illinois

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Today

Passionate about precision medicine and advancing the healthcare industry? Recent advancements in underlying technology have finally made it possible for AI to impact clinical care in a meaningful way. Tempus' proprietary platform connects an entire ecosystem of real-world evidence to deliver real-time, actionable insights to physicians, providing critical information about the right treatments for the right patients, at the right time. The Site Reliability Engineering team works with all depa

Full-time

USD 85,000.00 - 130,000.00 per year

Site Reliability Engineer - Algorithmic Trading

Chicago, Illinois

•

Today

Full-time

USD 130,000.00 - 225,000.00 per year

Senior Software Engineer, C++ (Algo)

Chicago, Illinois

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Today

Full-time

USD 150,000.00 - 250,000.00 per year

Staff Cloud Engineer/Finance/AWS/Chicago, IL LOCAL

Chicago, Illinois

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Today

Our client in the finance space is looking to looking to hire a Staff Cloud Engineer to help design, build, and scale their cloud infrastructure behind their payments platform. This company has powered and protected the U.S. financial system for over thirty years with cutting-edge solutions in the finance space. As a trusted name in payments, they partner with thousands of institutions to increase access to financial services and protect transactions for hundreds of millions of consumers and sma

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Full-time

$190000 - $210000

Senior Software Engineer, Finance (Clojure)

Chicago, Illinois

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Today

Full-time

USD 130,000.00 - 225,000.00 per year

Ruby jobs in Chicago, IL, USA