Senior Java Spring Boot Developer
$50 per hourHivaa Services
Job Title: Senior Java / Spring Boot Developer
Locations: Dallas, TX | New York, NY | Chicago, IL
Work Arrangement: Onsite – 5 Days per Week
Job Description
We are seeking a Senior Java Backend Developer with strong expertise in Java, Spring Boot, and scalable backend application development. The ideal candidate will have hands-on experience in performance optimization, CPU and memory management, and backend troubleshooting, along with experience in Node.js or Python FastAPI. Exposure to Generative AI and GraphQL is a plus.
Primary Skills
Java Backend Development
Spring Boot / Spring Framework
RESTful APIs and Microservices
Application Performance Optimization
CPU Utilization and Memory Management
Node.js or Python FastAPI
Debugging and Root-Cause Analysis
Key Responsibilities
Design, develop, and maintain scalable backend applications using Java and Spring Boot.
Build secure, reliable, and high-performance REST APIs and microservices.
Identify performance bottlenecks and optimize CPU, memory, and application efficiency.
Develop or integrate backend services using Node.js or Python FastAPI.
Troubleshoot production issues and perform root-cause analysis.
Collaborate with architecture, DevOps, frontend, and product teams.
Participate in code reviews, technical design discussions, and architectural decisions.
Improve application scalability, reliability, and maintainability.
Required Qualifications
Strong hands-on experience in Java and Spring Boot.
Solid understanding of backend architecture, REST APIs, and microservices.
Experience with CPU/memory optimization and performance tuning.
Hands-on experience with Node.js or Python FastAPI.
Strong debugging, problem-solving, and analytical skills.
Knowledge of software development lifecycle, coding standards, and version control.
Preferred Qualifications
Exposure to Generative AI / GenAI technologies.
Experience with GraphQL APIs.
Familiarity with cloud platforms and cloud-native development.
Knowledge of containers, CI/CD pipelines, monitoring, and performance profiling tools.
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