Top Tech Jobs & Startup Jobs in Chicago, IL

Implement EVM-compatible features, optimize gas usage, develop and test smart contracts, collaborate on Ethereum infrastructure, troubleshoot Ethereum issues, and stay current with Ethereum advancements.

Provide legal support for a cross-border blockchain payments fintech: draft and review contracts, monitor SEC and MiCA regulatory changes, advise on crypto/fintech matters, conduct legal research, and ensure internal compliance.

Independent full-cycle recruiter managing sourcing, client engagement, offer negotiation, and placements using AI-driven tools. Acts as commercial advisor, provides market insights, and maintains self-directed billing and activity in a results-only, remote environment.

Develop and maintain high-security mobile applications using React Native, Swift, or Kotlin. Implement biometric authentication and secure key storage, collaborate with cross-functional teams to deliver features, troubleshoot and optimize app performance, and propose enhancements based on emerging technologies.

Build and maintain backend services in Go, manage distributed validator sets, and automate infrastructure with Kubernetes, Terraform, and AWS. Monitor performance and security, troubleshoot issues, and collaborate on architecture and scalable Web3 solutions to improve automation and operational efficiency.