Top Tech Jobs & Startup Jobs in Chicago, IL

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.

Design, build, and scale production Generative AI systems: multi-agent orchestration, advanced RAG with vector databases, LLM integration and fine-tuning, scalable FastAPI backends, Dockerized deployment, monitoring, and GenAI optimization for latency, cost, and reliability.

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 consolidation and modernization of two legacy giving marketplace applications into a single scalable stack. Design and build backend services with Java, Spring Boot, and Hibernate JPA; develop responsive Angular front-end using NgRx and SCSS. Refactor legacy code, improve performance and scalability, implement features, ensure UI/UX feasibility, and perform code reviews.

Design, develop, and maintain Java-based backend systems that integrate with blockchain platforms and smart contracts. Implement DApps and smart contracts, collaborate with cross-functional teams to deliver features, optimize performance and scalability, ensure secure blockchain interactions, and stay current with distributed ledger technologies.

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 architecture and delivery of Java-based microservices at scale. Define standards, mentor teams, drive CI/CD and observability, ensure resilience, performance, and data governance while collaborating with stakeholders and managing technical risk.

Own the product backlog, define vision and roadmap for web and mobile products, write user stories and acceptance criteria, prioritize features, collaborate with UX, technical architects, and engineering, validate ideas through research and prototypes, measure outcomes, and ensure delivered features meet business and quality standards.