Top Tech Jobs & Startup Jobs in Chicago, IL

Develop and maintain scalable React 18+ web applications with TypeScript, build reusable UI components, manage state with Redux Toolkit/Context/Zustand, implement telemetry (Application Insights/OpenTelemetry), optimize Core Web Vitals and performance, and ensure quality via Jest and React Testing Library in an agile team.

Lead the technical team by defining project requirements, schedules, and delegating tasks. Liaise with stakeholders, identify risks and contingencies, troubleshoot issues, run trainings, write progress reports, and present updates. Motivate staff, promote transparency, and stay current with industry trends to drive project success.

Lead creative vision and strategy across digital experiences, manage creative teams, collaborate with clients and stakeholders, and deliver high-quality brand and digital design solutions.

Design and scale end-to-end data pipelines and RAG architectures for LLM consumption: ETL/ELT, vector databases, chunking/embeddings, data cleaning/PII removal, metadata engineering, low-latency streaming, and evaluation/versioning to support agentic AI.

Lead architecture and implementation of scalable, secure software systems. Mentor engineers, translate product requirements into technical specs, drive SDLC and CI/CD, perform code reviews, solve complex engineering problems, and optimize processes for reliable production delivery.

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.

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.

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 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.