Top Tech Jobs & Startup Jobs in Chicago, IL

Lead design, build, and maintain scalable backend services using Java (Spring) and Python (FastAPI/Django). Implement REST/GraphQL APIs, optimize SQL/NoSQL databases, develop microservices, ensure security (OAuth2/JWT), write tests, improve performance, and collaborate in Agile with frontend and DevOps teams.

Lead large, complex projects from initiation through closure. Develop project charters and plans, manage budgets and resources, identify and mitigate risks, enforce quality standards, mentor team members, communicate with executives and stakeholders, and ensure on-time, on-budget delivery with documented lessons learned.

Build and maintain cross-platform mobile apps using React Native. Convert UI/UX designs to responsive interfaces, create reusable components and design systems, integrate REST/GraphQL APIs, handle authentication and WebView integration, write unit and E2E tests, optimize performance, participate in code reviews, and support App Store and Play Store releases.

Build and maintain server-side logic, databases, and AWS cloud integrations using Python and Java. Design scalable APIs, optimize performance and security, implement cloud-native architectures, and produce technical documentation for high-availability, distributed systems.

Lead end-to-end UX research across web, mobile, and in-store retail touchpoints. Design and run qualitative and quantitative studies, synthesize insights into personas, journey maps, and service blueprints, influence product strategy, mentor junior researchers, and promote accessibility and user-centered design across omnichannel experiences.

Lead ideation and concept development to drive brand, product, and marketing creative direction. Partner with strategy and product teams, mentor designers and writers, explore trends and new formats, build concept decks and presentations, and ensure creative excellence across multi-channel campaigns.

Lead end-to-end delivery of multi-year retail banking transformation programs. Own roadmaps, break down initiatives, coordinate cross-functional teams, track progress, mitigate risks, and communicate status to stakeholders. Operate independently in ambiguous environments to resolve gaps and ensure program alignment and timely delivery.

Implement, configure, and maintain Transmit Security Mosaic components for authentication and identity verification. Integrate Mosaic with web and mobile apps, manage MFA/passwordless/SSO and role-based access, troubleshoot production authentication issues, monitor security logs, and collaborate with development teams to embed security best practices.

Lead systems analyst within an agile data squad to gather requirements, perform data analysis and mapping, modernize data platforms, validate data using SQL/Python, support ETL initiatives, and produce technical specifications and documentation for database projects.

Design and document consistent software architecture across the engineering organization, guide architecture decisions, support developers on design issues, implement and improve core infrastructure and SDLC, develop technical/business approaches and tools, resolve technical roadblocks, and perform performance characterization and trade-off studies.