<p>We are looking for a skilled Lead Full Stack Software Engineer to join our team in Sherman, Illinois. This long-term contract role requires an experienced individual capable of independently addressing complex system analysis challenges and providing expert-level guidance. If you have a strong background in application systems analysis and are passionate about solving intricate problems, this position offers an exciting opportunity to make a significant impact.</p><p><br></p><p>As a Lead Full-stack Software Engineer, you will move beyond building applications to designing, leading, and guiding the engineering direction of our internal web solutions.</p><p>You will set the bar for engineering excellence, mentor junior engineers, and take ownership of system architecture while remaining hands-on with critical builds and AI-powered feature development.</p><p>This role is ideal for someone who thrives in balancing hands-on development with leading others, influencing architecture decisions, and driving innovation. You’ll partner closely with business stakeholders and data engineering to ensure our solutions are scalable, reliable, and impactful.</p><p><br></p><p>What you will do</p><p>Technical Leadership & Architecture</p><ul><li>Design and lead the architecture of modern, scalable full-stack applications.</li><li>Provide technical guidance, code reviews, and mentorship to G9/G10 engineers.</li><li>Lead integration of AI-powered features into existing and new applications.</li><li>Collaborate with product and business stakeholders to align engineering solutions with business objectives.</li></ul><p>Software Engineering – New Development</p><ul><li>Lead design, development, testing, and deployment of greenfield full-stack applications.</li><li>Drive modernization efforts: migrate and redesign legacy apps into Flask/Next.js.</li><li>Partner with the data engineering team to modernize ETL pipelines.</li></ul><p>Maintenance & Reliability</p><ul><li>Act as a technical escalation point for production issues.</li><li>Oversee and improve performance, reliability, and maintainability of core apps</li></ul>

<p>What you need</p><p>Required:</p><ul><li>Bachelor’s degree in Computer Science, Mathematics, Human-Computer Interaction, or related field.</li><li>4+ years of full-stack software engineering experience.</li><li>Proven experience leading design and development of production-grade web applications (Flask, React, Next.js).</li><li>Strong skills in SQL design, performance tuning, and Azure-based services (including AI-powered features).</li><li>Demonstrated experience mentoring and developing engineers.</li></ul><p>Preferred:</p><ul><li>Master’s degree in Computer Science or related field.</li><li>Experience with Python, Databricks, and cloud-native architectures.</li><li>Experience designing and deploying AI-powered features into business applications.</li><li>Strong stakeholder engagement skills, especially in commercial or MedTech environments.</li></ul>

<h3 class="rh-display-3--rich-text">Technology Doesn't Change the World, People Do.^®</h3> <p>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.</p> <p>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. <a href="https://www.roberthalf.com/us/en/mobile-app" target="_blank">Download the Robert Half app</a> and get 1-tap apply, notifications of AI-matched jobs, and much more.</p> <p>All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit <a href="https://roberthalf.gobenefits.net/" target="_blank">roberthalf.gobenefits.net</a> for more information.</p> <p>© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to <a href="https://www.roberthalf.com/us/en/terms">Robert Half’s Terms of Use</a>.</p>