Senior Java Backend Engineer — AI-Driven Microservices

AppLab Systems, Inc; Austin (TX); On-site; USD 140,000 - 190,000; Full time

Job summary

AppLab Systems, Inc in Austin is seeking a Java backend with AI to design and deliver scalable enterprise systems. You will work with SpringBoot, MongoDB, Redis, Kafka, and a microservices architecture to ensure high availability and performance.

Candidates must have 10+ years of Java, 5+ years with Mongo, and hands-on experience with AI tools such as RooCode and Claude. The role is on-site in Austin, W2 employment, with emphasis on robust CI/CD practices and modern cloud deployments.

Qualifications

• Must have 10+ years with Java
• 5+ years with MongoDB
• Hands-on with AI tools like RooCode and Claude

Responsibilities

• Design and develop highly available, distributed enterprise systems.
• Work with SpringBoot, Redis, MongoDB, Kafka, and MicroServices architecture.
• Deploy on AWS with EKS, manage deployments and scaling.
• Maintain Git-based CI/CD pipelines and enforce PR processes.
• Perf tune JVM, memory profiling, deadlocks, and heap analysis.
• Ensure high throughput, low downtime, and responsive customer facing web apps.
• Follow SDLC and agile methodologies; strong troubleshooting in real-world deployments.

Job description

AppLab Systems, Inc in Austin is seeking a Java backend with AI to design and deliver scalable enterprise systems. You will work with SpringBoot, MongoDB, Redis, Kafka, and a microservices architecture to ensure high availability and performance.

Candidates must have 10+ years of Java, 5+ years with Mongo, and hands-on experience with AI tools such as RooCode and Claude. The role is on-site in Austin, W2 employment, with emphasis on robust CI/CD practices and modern cloud deployments.