ruby jobs in Chicago

About Gusto At Gusto, we’re on a mission to grow the small business economy. We handle the hard stuff — payroll, health insurance, 401(k)s, and HR — so owners can focus on their craft and their customers. With teams in Denver, San Francisco, and New York, we support more than 500,000 small businesses nationwide and are building a workplace that...

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices in Chicago, New York, and London are all composed of naturally-curious individuals who thrive in a team environment and constantly strive for...

At HCSC, our employees are the cornerstone of our business and the foundation to our success. We empower employees with curated development plans that foster growth and promote rewarding, fulfilling careers.Join HCSC and be part of a purpose-driven company that will invest in your professional development.Job SummaryThis position is responsible for...

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...

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...

Overview At Early Warning, we’ve powered and protected the U.S. financial system for over thirty years with solutions like Zelle®, Paze℠, and more. As a trusted name in payments, we partner with thousands of institutions to increase access to financial services and protect transactions for hundreds of millions of consumers and small...

Join to apply for the Quantitative Trader (Options) role at Old MissionJoin to apply for the Quantitative Trader (Options) role at Old MissionOld Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices...

Overall PurposeThe Staff Site Reliability Engineer partners with development teams by defining availability standards and implementing availability and resiliency patterns in applications and infrastructure.Essential FunctionsDesign and implement software and tools to improve the performance, availability, scalability, and latency, while delivering end...

**The Company** PayPal has been revolutionizing commerce globally for more than 25 years. Creating innovative experiences that make moving money, selling, and shopping simple, personalized, and secure, PayPal empowers consumers and businesses in approximately 200 markets to join and thrive in the global economy. We operate a global, two-sided network at...

Founded in 2017, NinjaHoldings works to give everyday Americans better access to financial services than traditional institutions typically provide. Through our CreditNinja and NinjaCard brands, we offer digital banking and lending products designed for consumers often overlooked, paired with incentives that support long-term financial improvement. Our Edge...

Founded in 2017, NinjaHoldings works to give everyday Americans better access to financial services than traditional institutions typically provide. Through our CreditNinja and NinjaCard brands, we offer digital banking and lending products designed for consumers often overlooked, paired with incentives that support long-term financial improvement. Our Edge...

Salesforce Cloud Technical Architect Salesforce is the #1 AI CRM, where humans with agents drive customer success together. Here, ambition meets action. Tech meets trust. And innovation isn't a buzzword it's a way of life. The world of work as we know it is changing and we're looking for Trailblazers who are passionate about bettering business and the...

**Description** The Amazon Web Services Professional Services (ProServe) team is seeking a skilled Cloud Security Consultant to join our team at Amazon Web Services (AWS). In this role, you'll work closely with customers to implement, automate, and manage AWS solutions to protect customer assets, enable customer security teams to operate more effectively,...

HCSC is seeking a versatile IT professional to develop, integrate, test, and maintain existing and new applications. The role requires proficiency in one or more programming languages and delivery models, with strong capabilities in Agile/SDLC methodologies and cloud technologies.The candidate should have experience with Python/Ruby scripting, mobile/web...

At HCSC, our employees are the cornerstone of our business and the foundation to our success. We empower employees with curated development plans that foster growth and promote rewarding, fulfilling careers. Join HCSC and be part of a purpose-driven company that will invest in your professional development. This position is responsible for developing,...

At Early Warning, we’ve powered and protected the U.S. financial system for over thirty years with cutting-edge solutions like Zelle®, Paze℠, and so much more. As a trusted name in payments, we partner with thousands of institutions to increase access to financial services and protect transactions for hundreds of millions of consumers and small...

**About Ruby Company** Est. in 1966, The Ruby Company is a national produce, distribution, and supply company that builds partnerships between growers and commercial purchasers to deliver the best product consistently and with integrity. We believe in an ethical and transparent business model in which we have skin in the game, investing not only in our...

**About Ruby Company** Est. in 1966, The Ruby Company is a national produce, distribution, and supply company that builds partnerships between growers and commercial purchasers to deliver the best product consistently and with integrity. We believe in an ethical and transparent business model in which we have skin in the game, investing not only in our...

**Company Name:** tastytrade **Role:** Senior Site Reliability Engineer - Linux Systems & Application Observability **Location:** Chicago, IL (Hybrid, 3 days/week in office) **Role Summary** Come join tastytrade, part of IG Group, as we build the reliability practice behind the brokerage platform that active options, futures, and equities traders rely...

About PatientIQ PatientIQ is a fast-growing health tech company on a mission to improve patient outcomes. We partner with healthcare providers, medical device companies, and researchers to collect, analyze, and act on patient-reported outcomes data at scale — powering smarter clinical decisions and accelerating the future of value-based care. Headquartered...