Java Software Developer III 1st Preference - St Louis - 4 days in the office 2ndPreference- Denver- 4 days in the office Pay Rate - $50-55/Hr JC - 158569 Domain - Telecom Domain is must About the Role Principal-level technical leader within Mobile organization, owning architectural decisions and driving technical strategy across multiple teams. Deep hands-on expertise in Java/Spring Boot, Oracle/SQL, and Kafka required - with the ability to evaluate and adopt AI/ML capabilities. What You'll Do Lead design and implementation of high-throughput distributed systems using Java and Spring Boot Own end-to-end technical architecture for cross-team initiatives (provisioning, billing, network, customer/agent facing apps) Architect event-driven systems using Apache Kafka for real-time streaming and integration Evaluate and integrate AI/ML tools into engineering workflows and developer productivity Establish engineering standards, lead design reviews, and mentor senior engineers Partner with product and architecture teams to translate business needs into scalable solutions Lead production incident response, root cause analysis, and systemic improvements Hands-on coding as needed to deliver technical and business features. What You Bring 10+ years overall and 8+ years hands-on with Java (11+) and Spring Boot Deep Oracle expertise - PL/SQL, performance tuning, query optimization, data modeling Strong Kafka experience - producers, consumers, Kafka Streams, schema registry Proven delivery of large-scale distributed systems in production RESTful API design, microservices patterns, CI/CD, Docker/Kubernetes AI literacy - ability to evaluate AI tools and apply them to engineering problems Influence-based technical leadership across teams Nice to Have Telecom, network/mobile provisioning, or billing systems experience MNO or MVNO experience AI/ML platforms