Top 6 Ruby On Rails Developer Jobs in Chicago, IL

Software Engineer (Contract)
Civis Analytics —Chicago, IL
- $90,000 a year
- Contract
- Remote
- Computer Science
- Research
- Mid-level
- Commuter assistance
- Paid parental leave
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React Native Developer
Beyond Finance —Chicago, IL
- $120,000 - $140,000 a year
- Software troubleshooting
- Research
- Mid-level
- Paid parental leave
- Paid holidays
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Senior Software Engineer, Backend
Paperless Post —Chicago, IL
- $165,000 - $195,000 a year
- Full-time
- Remote
- 6 years
- System design
- Java
- Health insurance
- Dental insurance
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Sr. Software Engineer I
Invoca —Chicago, IL
- $127,000 - $191,000 a year
- On call
- Remote
- Travel
- Senior level
- Paid holidays
- Health insurance
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Senior Software Engineer I, Frontend Infrasturcture & Experience
Braze —Chicago, IL
- $128,842 - $209,368 a year
- 5 years
- System design
- Mentoring
- Paid parental leave
- Health insurance
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Senior Full Stack Developer / Solutions Architect
Confidential —Clarendon Hills, IL
Client Advisory: Partner directly with clients to translate business goals into technical roadmaps, advise on build versus buy decisions, and shape rollout…
$130,000 - $150,000 a year
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Full Stack Developer- AI Trainer
DataAnnotation —Lisle, IL
Flexible schedule: choose which projects you take on and when you work, on your own computer, from the comfort of your own home.
$50 - $100 an hour
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Senior Software Engineer
The Piada Group —Columbus, OH
The Senior Software Engineer role is responsible for developing, maintaining, and improving Piada’s company sites, internal analytics dashboard, and point-of-…
$120,000 - $180,000 a year
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MuleSoft Developer
Pacific Consulting —Columbus, OH
Proven experience developing with MuleSoft Anypoint Platform including API design, development, deployment, and management.
$115,604.56 - $139,222.70 a year
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Software Engineer (Contract)

Civis Analytics -
Chicago, IL

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Job Details

Contract
$90,000 a year

Benefits

Commuter assistance
Paid parental leave
Unlimited paid time off
Dental insurance
Work from home
Parental leave
Vision insurance
401(k) matching
Pet insurance

Qualifications

AI models
Software engineering
SQL
Web applications
UI
Front-end component implementation
Machine learning libraries
Machine learning frameworks

Full Job Description

Please note that candidates must currently live in the following states: DC, Florida, Illinois, Maryland, Michigan, North Carolina, New York, Pennsylvania, Texas, Vermont. Virginia

Civis is hiring a Software Engineer (Contract) to build and ship high-quality software across the full stack in service of our clients' most important missions. This is a 6-month contract role for an early-career engineer who is ready to work across the stack. React on the front end, Python/Ruby/Node on the back end, and SQL alongside a team of engineers, designers, and product managers who care deeply about what they build and who they build it for.

Responsibilities

Develop high-quality software
Support and collaborate with other engineers, data scientists, and product managers
Review and debug code
Effectively apply Civis best practices methodology and enforces design standards
Ensure project documents are complete, current, and archived appropriately
Ability to research, prototype and recommend software solutions
Collaborate with other teams within the organization
Engage the project on an emotional level as well as technical

Minimum Qualifications

1 - 2 years of professional experience as a software developer/engineer
Familiarity with AI/ML concepts and experience building and integrating with AI tools such as Claude Code and GitHub Copilot
Experience developing user interfaces with modern JavaScript frameworks (specifically React)
Experience developing web applications with frameworks such as Rails, Django or NodeJS
Experience developing web applications with ReactJS, AngularJS and/or VueJS
Comfort working with SQL databases
Love of problem-solving
An ability and eagerness to constantly learn and teach others
Passion for solving large, complex problems for customers

Preferred Qualifications

Graduate degree in Computer Science or a related subject
Significant experience with one or more of the following:
- Python, Ruby, and/or Go (golang)
- Flask
- Developing AI applications
- Designing and building APIs
- Query optimization, database administration, analytics databases, and/or NoSQL
- Automated software testing and continuous integration
- Cloud application deployment and monitoring
- Proficiency working with Amazon Web Services (AWS)
- Data visualization for the web (using D3 or similar)
- Statistics and predictive modeling (using tools like pandas, scikit-learn, NumPy, SciPy, R, STATA)
- Prompt engineering, retrieval-augmented generation (RAG), or fine-tuning workflows

Who we are

At Civis, we have opportunities for applicants who are newcomers, seasoned professionals, and anywhere in between. Our teams are energized by complex challenges and value diversity of thought. Opportunities to stand out and inspire happen daily and we trust and encourage you to act on your ideas – no matter how big they are. We offer you the tools and community you need to do your best work. Each of us is committed to holding ourselves accountable for results, challenging the status quo and finding new ways to grow our company and each other.

Why join our team?

6 Month contract term through December 31, 2026
Salary: $90,000 annually
The opportunity to be part of a growing tech startup focused on solving interesting and meaningful problems, invested in internal promotion, and committed to fostering a diverse, equal and inclusive workplace.
Competitive benefits, including unlimited PTO, 401K match with immediate vesting, health, dental, and vision benefits, paid parental leave, breastfeeding support including breastmilk shipping services for traveling moms, flexible work from home policy, commuter benefits, wellness initiatives including weekly group meditations, monthly on-site massage therapy, and pet insurance.
Modern office, conveniently located in the Loop. Close to public transportation, great restaurants and beautiful city views.

Civis Analytics embraces the individuality of our employees and we celebrate each other's differences. Our products, services, and culture benefit from and thrive on the unique perspectives brought by each person in our community. We're proud to be an equal opportunity workplace, and we are committed to equal employment opportunity regardless of race, age, sex, color, ancestry, religion, national origin, sexual orientation, gender identity, citizenship, marital status, disability, or Veteran status. If you have a disability or special need that requires accommodation, please contact [email protected]

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States.

EEO IS THE LAW

EEO Supplement

Pay Transparency

Civis embraces the individuality of our employees and we celebrate each other's differences. Our products, services, and culture benefit from and thrive on the unique perspectives brought by each person in our Civis community. We're proud to be an equal opportunity workplace, and we are committed to equal employment opportunity regardless of race, age, sex, color, ancestry, religion, national origin, sexual orientation, gender identity, citizenship, marital status, disability, or Veteran status. If you have a disability or special need that requires accommodation, please contact [email protected]

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States.

EEO IS THE LAW

EEO Supplement

Pay Transparency

Employee and Applicant Privacy Notice

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Ruby On Rails Developer jobs in Chicago, IL

Software Engineer (Contract)

React Native Developer

Senior Software Engineer, Backend

Sr. Software Engineer I

Senior Software Engineer I, Frontend Infrasturcture & Experience

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