Top Tech Jobs & Startup Jobs in Chicago, IL

Senior iOS developer to design and build maintainable, performant iOS apps using Swift/SwiftUI and modern concurrency. Build core UI infrastructure, write automated tests (XCTest/XCUITest), participate in code reviews, release apps to the App Store using CI/CD tooling, and partner cross-functionally to define mobile standards.

Lead a team of .NET developers providing technical and architectural leadership across .NET-based applications. Drive design decisions, enforce coding standards, plan and estimate work, perform code reviews, mentor developers, troubleshoot complex issues, and collaborate with product and project teams to deliver scalable, secure microservices and APIs.

Design and develop IWMS products and services as a senior full‑stack engineer. Build Java/Spring backends and Angular frontends, design RESTful microservices and APIs, implement CI/CD and DevSecOps on AWS, ensure logging/observability, write and automate tests, troubleshoot production, and collaborate across distributed teams to deliver scalable, high‑quality solutions.

Lead test strategy and execution: design and maintain automated test frameworks, perform manual testing, ensure unit/functional/performance/acceptance coverage, report quality status, train squads, and drive automation in Agile financial services projects.

Lead design, develop, test, and operate Node.js-based services and micro-features. Guide the team on BFF patterns, resolve service issues, enforce coding standards, perform unit testing, participate in code reviews, and ensure production-quality deliverables using Kubernetes, Docker, Redis, and observability tooling.

Lead design and implement cloud-native, high-performance backend microservices using Java and Spring Boot. Build event-driven data pipelines, GraphQL and REST APIs, caching with Redis, NoSQL storage, CI/CD, containerization, and IaC on GCP. Mentor engineers, enforce architecture and observability best practices, and ensure scalable, resilient, secure systems.

Design and deliver scalable, secure end-to-end technology solutions and architectures across cloud platforms. Collaborate with stakeholders to gather requirements, produce technical documentation and architecture diagrams, ensure security and compliance, guide development teams, and incorporate emerging technologies to optimize ecommerce, digital asset management, CDP, and mobile/web applications.

Design and architect large-scale distributed data solutions using Spark and Cloudera CDH. Build and optimize ETL pipelines, ensure data integrity/security, troubleshoot performance, and implement version control and CI/CD for Spark applications while collaborating with data scientists and stakeholders.

Design, implement, and maintain AWS cloud infrastructure; build CI/CD pipelines; implement IaC and container orchestration; monitor and secure systems; automate deployments; collaborate with developers; document architecture and procedures.

Serve as Product Owner for digital products, managing backlog, defining features/EPICs, creating business cases and roadmaps, overseeing UAT/post-production verification, coordinating cross-functional teams across time zones, driving product adoption and revenue, and continuously improving product processes.