Ruby on Rails Jobs in Chicago

167

Senior Clojure Engineer

DRW
Chicago
1 hour ago
+37
You'll be helping DRW manage its funds efficiently by developing and maintaining simple and robust data pipelines written mostly in Ruby and Clojure that perform complex analysis on all of the firm's and some of the market's data. You'll care about interest rates, charges, trade limits, risk based limits, liquidity, and much more. You'll be using some calculation engines you write and some that are provided by third parties. You'll get to find innovative ways to integrate disparate technologies and provide real and valuable insights to the business. You'll decide which data needs to be up-to-the-second actionable and which data needs to be curated over long periods to gain daily, weekly, monthly, or yearly insights. You'll enable the communication mechanism for that data whether it be alerting, dashboards, ad-hoc querying, or complex data visualization. You'll work closely with your customers inside the firm to bring reliable, concrete, and introspect-able numbers to fuel their deep industry expertise.

Linux Systems Engineer

Senior Ruby Engineer

Senior Software Engineer

CreditNinja
Chicago
7 hours ago
+24
CreditNinja is a FinTech company founded in 2017 by veteran serial entrepreneurs who were part of the core team behind Enova (NYSE:ENVA), a leading publicly traded consumer financial services company. CreditNinja's mission is to provide hardworking Americans with financial solutions when unexpected expenses arise. Unlike traditional banks, CreditNinja works hard to ensure that people with less-than-perfect credit can have quick access to the

Senior Software Engineer

Leapfrog Online
Chicago
16 hours ago
As a Senior Software Engineer on our Technology Team, you will help us support a major expansion in the breadth and depth of Leapfrog's platforms, including the content management system that runs web sites for our clients. We firmly believe in the DevOps mentality and are looking for Engineers who not only want to build software platforms, but also be involved in the activities necessary to efficiently operate them.  We believe that the experiences our applications deliver are critical to the success of our client’s marketing initiatives. The position will help us not only dramatically augment the capacity of our technology platform to deliver experiences at an ever-increasing scale, but also to provide our operators with the tooling needed to onboard and manage a stream of new clients and their needs. 

Senior Software Engineer

Hireology
Chicago
22 hours ago
+19
Help implement an easy to use, continuously deployed product. Participate in DevOps tasks, design reviews, writing stories, coding modules, code reviews, unit testing and automated acceptance testing. Collaborate with experienced software developers in the design, development, maintenance of our application. Partner closely with our product and business teams to ensure that we are delivering the best possible outcomes for our internal and external customers.

Senior Software Engineer - Developer Center

DocuSign
Chicago
23 hours ago
+44
As a Full Stack Software Engineer you will tackle challenging problems of scale, reliability, and security in a demanding high availability SaaS environment. You will balance long term strategic planning with execution of projects in flight. You will help develop and support a high-visibility, high-value product and influence its future design and implementation.

REMOTE Software Engineer, Full Stack (SQL intensiv…

VillageMD
Chicago
1 day ago
+15
Full Stack Engineers at VillageMD develop software to enable our team to write analytics and craft workflows that improve clinical outcomes. We're in a unique position to impact everyone in primary care from independent, family-owned practices to premier health systems. We aggregate, process, and deliver rich datasets to improve the effectiveness of primary care for our doctors and patients.

Lead iOS Developer

Reverb
Chicago
1 day ago
+15
Enhance and maintain the Reverb iOS app - writing, debugging and testing Swift and (an ever shrinking amount of) Objective-C code. Work with the product team to implement their vision while providing feedback and taking ownership of the behavior, design, and implementation of features. Refactor existing code with pride. Embrace and extend patterns and processes employed by mobile through pairing and active participation in review. Learn the Reverb platform and advocate on behalf of users. Collaborate across development, marketing, customer engagement, content, sales, and management teams to gather feedback. Serve as a mentor to other mobile developers. Pursue the advancement of your skills both in and outside of Reverb.

Full-Stack Engineer

Reverb
Chicago
1 day ago
+15
Building the Reverb core Rails app and refactoring existing code to higher quality standards. Developing public facing and internal JSON APIs (we use Grape and Go to build these). Having a deep understanding of your chosen languages and frameworks, enough to understand and make tradeoffs. Participating in pairing sessions, code reviews, and researching things independently. Being more than an engineer - a product owner who wants to interact with customers, break down large problems, help set your own priorities, and follow up on the performance of your features to know how they impact customers directly.

Software Engineer (Full Stack)

VillageMD
Chicago
1 day ago
+15
Built and implemented a windows agent that synchronizes data over a distributed network. Built an event sourcing engine using Kafka that triggers automated workflows and user alerts. Built an event processing pipeline that creates micro batches to load into our data platform.

Senior Software Engineer

Trunk Club
Chicago
1 day ago
+17
Building robust and scalable software. Designing and creating services and system architecture. Helping improve our code quality through writing unit tests, automation, and conducting code reviews. Working with the product and design teams to understand end-user requirements, formulate use cases, and translating learnings into a pragmatic and effective technical solution. Brainstorming and contributing ideas to our technology, algorithms, and products. Creating amazing user experiences for both internal and external customers.

Quality Analyst

Principal Engineer

iOS Engineer

Apprentice Software Developer

LaunchPad Lab
Chicago
1 day ago
About LaunchPad Lab Fueled by a team of passionate and driven entrepreneurs, LaunchPad Lab is a Chicago-based Development Studio that focuses on growing businesses. We are intentionally small, skilled and focused on our clients' success. We work in a collaborative environment where everyone is expected to be creative and contribute to all facets of building businesses. Each day at LaunchPad Lab is an opportunity to work with a very talented team

Ruby on Rails Developer

LaunchPad Lab
Chicago
1 day ago
We're looking for a talented Ruby on Rails Developer with a strong sense for building outstanding digital products. Our developers don't just write lines of code. They work closely with clients to understand and figure out creative solutions to the problems that need to be solved. The perfect match You love to plan and build products. You want to play a key role in defining the product's vision and roadmap and are eager to work closely with our

Full Stack Engineer

Aligned Meetings
Chicago
2 days ago
Aligned Meetings is a new startup building collaborative productivity software to improve how teams come together to share, discuss & decide at work. We’re building our initial team. As one of the first hires at a new start-up, you will be a central figure throughout every stage of the software development process from inception to deployment and beyond. You’ll see the direct results of your work and how it pushes the company forward on a week

Software Engineer

NextCapital
Chicago
2 days ago
+42
Write high quality, well-tested, and scalable code. Evaluate the short- and long-term implications of every implementation decision. Learn from accomplished developers through pair coding and take your dev chops to the next level. Make an immediate impact by quickly getting up to speed and building features from start to finish.

Full Stack Engineer

Bento for Business
Chicago
2 days ago
+15
Architect, design and develop critical features and components. Collaborate with engineers, product managers, and designers to create and build beautiful apps and experiences. Identify and select the right tools and frameworks for the job. Collaborate across the organization to build and evolve platform and application capabilities with the technical vision and product and business needs. Implement automated testing suite for functional and performance testing. Be an owner and a champion of platform and application quality, performance, and integrity.

Back End Engineer

Bento for Business
Chicago
2 days ago
+15
Architect, design and develop critical features and components. Collaborate with engineers, product managers, and designers to create and build beautiful apps and experiences. Identify and select the right tools and frameworks for the job. Collaborate across the organization to build and evolve platform and application capabilities with the technical vision and product and business needs. Implement automated testing suite for functional and performance testing. Be an owner and a champion of platform and application quality, performance, and integrity.

Site Reliability Engineer

STATS
Chicago
2 days ago
+16
Site Reliability Engineering(SRE) is an engineering discipline that combines software and systemsengineering to build and run large-scale, massively distributed, fault-tolerantsystems. The main function of the SRE team is to be responsible for theavailability, performance, monitoring, and incident response for STATS'internally critical and our customer-facing systems. What You'll Do: Engage in and improve the whole life cycle of services-from

SOFTWARE ENGINEER ASSOCIATE (NEW GRAD)

Conversant
Chicago
2 days ago
+48
As a Software Engineer Associate, you’ll be part of a high-performing development team writing production code running in a high frequency/low latency environment. You’ll develop and maintain software products that leverage the latest technologies to deliver large scale one to one advertising messages. You’ll gain valuable hands-on experience working with current technologies alongside some great people in a fun, innovative atmosphere.

Solutions Architect

Returnly
Chicago
2 days ago
+13
At Returnly, we value you as a whole person. We care about the skillset you bring to the table, but more importantly, we care about the kind of person you are, and the culture and attitude you bring to the table. As a Solutions Architect, you will design integration paths that will serve millions of shoppers around the world with a more delightful post-purchase experience. You will find success in this role if you are a technical leader who has tackled a variety of integration and middleware-specific problems.

Ruby Developer

Freeosk, Inc.
Chicago
3 days ago
+31
Hello, Ruby Developer!         Freeosk Inc. is searching for a full-time, Chicago-based Ruby Developer.  In this role, you’ll focus your time and effort building out our proprietary tool, the Webport.  We are looking for someone who enjoys sharing their knowledge, learning new things, collaborating, and brainstorming with an Agile team. Some of the key responsibilities you’ll have include: Extend and maintain a mature and tested Rails

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