Top Tech Jobs & Startup Jobs in Chicago, IL

Leads the end-to-end buyer experience for a global commercial asset marketplace. Prioritizes product improvements, conducts customer and market research, analyzes qualitative and quantitative data, and partners with engineering, design, research, and product teams to deliver measurable growth. Owns product initiatives from problem definition through solution, communicates decisions clearly, and aligns cross-functional teams around strategy and execution.

Lead design, development, and deployment of scalable, reliable backend services and APIs. Mentor engineers, drive technical strategy, ensure code quality, and collaborate with product and cross-functional teams to deliver customer-focused solutions using modern cloud, containerization, and lean development practices.

Build and maintain .NET backend services and serverless Azure components, contribute to microservices migration, integrate REST APIs and SSO (Entra ID), collaborate on React/Vue frontend work, write unit tests, and follow code review and quality practices.

Lead and improve global SOC capabilities by overseeing threat detection, incident response, and SIEM-driven operations. Serve as technical escalation for analysts, develop playbooks and automation, coordinate stakeholders, and use metrics and threat analysis to drive detection and response maturity.

Lead design, development, and deployment of scalable, reliable API-driven services and integrations. Mentor engineers, collaborate with product teams, resolve performance and scalability issues, promote best practices (TDD, trunk-based development), and contribute to organizational technical strategy and hiring.

Lead design, development, and deployment of high-performance native and Flutter mobile apps. Define mobile architecture, mentor engineers, optimize performance and integrations, ensure code quality and CI/CD, collaborate with product and engineering leaders, and drive technical strategy across web and mobile platforms.

Lead technical architecture and hands-on implementation of IAA's Azure-based data platform. Design and build scalable, production-grade data pipelines, semantic models, and data products for BI, analytics, forecasting, and ML. Define standards, mentor engineers, resolve performance and scalability challenges, and drive platform strategy across Fabric, Synapse, Power BI, and related Azure services.

Lead design and delivery of complex full‑stack features using .NET and modern web architectures. Mentor junior engineers, review code, drive performance, reliability, and maintainability, collaborate with product/QA/DevOps, and reduce technical debt while owning technical solutions.

Contribute to a microservices-based e-commerce platform: design, build, test, and operate back-end services and front-end React components. Own features from requirements through deployment, use CI/CD and containerization, support production incidents, and leverage AI-assisted developer tools to accelerate work.

Design, build, and operate scalable, fault-tolerant microservices and APIs across an e-commerce platform. Own end-to-end delivery, lead technical design, reduce technical debt, troubleshoot production issues, and champion testing, CI/CD, security, and observability while leveraging AI-assisted developer tools.