at Robert Half in Naperville, Illinois, United States Job Description Description We are looking for an experienced Platform Engineer

• Web & AI Applications to support the growth of customer-facing digital products in Naperville, Illinois.

This Long-term Contract position focuses on improving the performance, resilience, and extensibility of web and mobile experiences while helping shape modern application architecture. The role will contribute to AI-enabled features, scalable frontend solutions, and dependable platform capabilities that serve a large user base.

Responsibilities:

• Design and enhance web application components using React to deliver responsive, intuitive user experiences across digital channels.
• Build and strengthen backend services and platform features that improve reliability, scalability, and maintainability for customer-facing applications.
• Optimize website speed, availability, and capacity to support high volumes of traffic and consistent performance.
• Develop and integrate AI-driven capabilities, including large language model functionality and conversational chatbot experiences, into web and mobile products.
• Partner with cross-functional teams to define technical approaches, implement modern architecture patterns, and deliver features aligned with business goals.
• Support the broader web and mobile application ecosystem by addressing platform needs, resolving production issues, and improving operational stability.
• Apply contemporary engineering practices and AI-assisted development methods to accelerate delivery and elevate code quality.
• Contribute to web infrastructure and publishing environments where needed, including support for web servers, site administration tools, and related platform technologies. Requirements
• At least 5 years of software engineering experience in production environments.
• Advanced hands-on expertise with React and modern frontend development for customer-facing applications.
• Proven success building, scaling, and maintaining high-traffic websites or digital platforms.
• Strong experience with backend development and cloud-based application architecture.
• Demonstrated ability to improve website performance, system reliability, and platform scalability.
• Experience integrating large language models into applications and delivering AI-powered chatbot solutions.
• Familiarity with modern software engineering practices, including AI-assisted development workflows.
• Working knowledge of web platform technologies such as web servers, IIS , webmaster tools, Drupal, or web publishing environments.

Technology Doesn't Change the World, People Do.® Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity

• whenever you choose
• even on the go.

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