Top Tech Jobs & Startup Jobs in Chicago, IL

Design user-centered interfaces and prototypes, create style guides, run usability testing, collaborate with engineers and product managers in an Agile/Scrum environment, and maintain current UI/UX best practices.

Lead full‑stack development using Core Java 11 and Spring Boot modules, build reusable front- and back-end components, design web architecture with HTML5/CSS/JavaScript/React, collaborate in Agile scrum teams, and ensure secure, scalable, high-performance solutions while articulating architectural decisions.

Lead end-to-end architecture for an Azure-based digital banking platform: design cloud platform, integration, security, resiliency, and DevSecOps. Own solution, backend/microservices, BFF, reference architectures, ADRs, and production readiness while guiding engineering, vendors, and compliance (PCI-DSS).

Design, develop, and scale backend microservices and real-time event-processing systems using Java and Spring Boot. Build event-driven architectures with Apache Kafka, deploy containerized services on AWS EKS, integrate AWS services, design secure RESTful APIs, implement complex business logic, and ensure performance, testing, and observability for distributed systems.

Drive day-to-day delivery of search and catalog discovery features for a B2B automotive parts platform. Own and groom the sprint backlog, write sprint-ready user stories and BDD acceptance criteria, coordinate with API/frontend engineers, QA, and stakeholders, and ensure release readiness, validation, and post-launch monitoring for parts search, vehicle fitment, PLP/PDP, pricing, and availability workflows.

Design, develop, deploy, and support enterprise Workato integrations and automation for cloud and on-prem systems. Build two-way synchronization (Lucernex ↔ Smartsheet), implement API connectivity and security, handle data mapping/transformation, monitor and troubleshoot production integrations, and mentor junior engineers while collaborating with stakeholders and participating in Agile delivery.

Design, build, evaluate, and deploy predictive ML models across regression, classification, NLP, computer vision, and time-series problems. Perform data cleaning, feature engineering, EDA, model selection, tuning, explanation (SHAP, feature importance), and collaborate with engineers and stakeholders to operationalize and monitor models in production.

Design, build, and maintain scalable backend services and APIs using Java and Spring Boot. Implement event-driven architectures with Kafka, manage PostgreSQL/Redis data, ensure performance and reliability, troubleshoot production issues, participate in code reviews, and collaborate across teams for deployments and monitoring.

Lead design and delivery of large-scale agentic AI platforms: define architecture patterns, build multi-agent workflows and RAG systems, optimize performance, establish MLOps/CI/CD practices, run POCs with stakeholders, mentor teams, and maintain technical documentation.

Design and develop SAP Commerce Cloud e-commerce solutions, implement customizations and extensions, integrate third-party systems and APIs, debug Java/Spring applications, handle data migration and SOA integrations, perform code reviews and enforce SDLC standards, and provide application support across staging, testing, and production environments.