Backend Engineer Jobs in Chicago, USA

Backend Engineer, Credit Decisions at Stripe (Engineering). Apply directly on Stripe's jobs board.

Backend Engineer, Credit Decisions at Stripe. Apply directly on Stripe's jobs board.

<p><strong>About Attain</strong></p> <p>Klover’s engineering team powers one of the fastest-growing fintech platforms in the U.S., supporting over one million active users each month. Our systems process and move more than $1.5 billion annually, enabling real-time access to financial tools, rewards, and services that help people improve their day-to-day lives.</p> <p>As part of this team, you’ll help design, build, and scale the systems that underpin Klover’s core products and platform. You’ll work on high-impact, production-grade systems that prioritize reliability, security, and performance, and that integrate with a broad ecosystem of internal and external services. The work you do will directly shape how users interact with Klover’s products, access their money, and experience transparent, low-fee financial services.</p> <p>Klover engineers collaborate closely with colleagues across backend, frontend, data science, and product teams to deliver scalable, high-quality solutions for a rapidly growing user base. You’ll have the opportunity to work with modern technologies and architectures while helping define and evolve the next generation of inclusive, data-powered financial products—building systems and interfaces that emphasize reliability, privacy, and performance at scale.</p> <p><strong>Attain Office Hybrid Schedule (where applicable): </strong></p> <ul> <li><em>Chicago, IL & New York, NY: </em><em>4 days in-office; 1 day remote</em></li> </ul> <h4><strong>You’ll be a great fit for the role if</strong></h4> <ul> <li>You are excited to build and scale backend systems that support financial products and real-time payments</li> <li>You thrive in environments where data integrity, security, and performance are critical</li> <li>You are excited to build microservices using Rust and Go</li> <li>You have a willingness to learn and teach in a collaborative environment</li> <li>You’re eager to leverage and develop using AI tools</li> <li>You’ve been complimented on how well you participate in an open feedback environment</li> </ul> <p><strong>What your day to day will look like</strong></p> <ul> <li>Build and evolve microservices that handle high-volume financial and transactional data</li> <li>Design and implement APIs that securely connect to third-party payment processors, banks, and fintech partners</li> <li>Write thoughtful & quality code that is readable, testable, and easily maintainable</li> <li>Develop data-driven services that power account management, transaction history, and financial insights</li> <li>Strive for excellent development practices and careful code architecture that is bui

<p><strong>About Attain</strong></p> <p>The Klover Backend Engineering team powers one of the fastest-growing consumer fintech apps in the U.S., with over one million active users every month. Our systems process and move more than $1.5 billion annually - enabling real-time access to earned wages, rewards, and financial tools that help consumers improve their day-to-day lives. </p> <p>As part of this team, you’ll design and scale the backend services that drive Klover’s payments and data infrastructure. You’ll work on high-availability systems that connect with financial institutions and payment processors, ensuring secure, compliant, and lightning-fast transactions. The work you do will directly impact our users’ ability to access their money instantly, earn meaningful rewards, and experience transparent, fee-free financial services. </p> <p>Klover engineers collaborate closely across product, data, and mobile teams to deliver reliable, high-performance features that meet the demands of a large, growing user base. You’ll have the opportunity to work with modern technologies (including Rust microservices and event-driven systems) while shaping the next generation of inclusive, data-powered financial products. You’ll design APIs and microservices that connect financial institutions, payment processors, and data platforms, all while ensuring reliability and privacy at scale.</p> <p><strong><em>Attain Office Hybrid Schedule (where applicable): </em></strong></p> <ul> <li><em>Chicago, IL & New York, NY: </em><em>4 days in-office; 1 day remote</em></li> </ul> <h4><strong>You’ll be a great fit for the role if</strong></h4> <ul> <li>You are excited to build and scale backend systems that support financial products and real-time payments</li> <li>You thrive in environments where data integrity, security, and performance are critical</li> <li>You are excited to build microservices using Rust and Go</li> <li>You have a willingness to learn and teach in a collaborative environment</li> <li>You’re eager to leverage and develop using AI tools</li> <li>You’ve been complimented on how well you participate in an open feedback environment</li> </ul> <p><strong>What your day to day will look like</strong></p> <ul> <li>Build and evolve microservices that handle high-volume financial and transactional data</li> <li>Design and implement APIs that securely connect to third-party payment processors, banks, and fintech partners</li> <li>Write thoughtful & quality code that is readable, testable, and easily maintainable</li> <li>Develop data-driven services that power account management, transaction hi

Senior Backend Engineer at Yourco. Apply via Ashby.