Senior Java Backend Engineer AI-Driven Utilities

Nexgrid, LLC.; Fredericksburg (VA); On-site; USD 120,000 - 160,000; Full time

Job summary

Nexgrid, LLC. is hiring a mid-to-senior Software Developer to architect and build backend systems for AMI and smart grid deployments. You will work on large-scale Java applications that integrate AI, mobile platforms, and third-party systems to solve complex utility-software problems.

The role involves designing distributed services, APIs, and scalable data architectures while mentoring peers and driving architectural decisions in a cutting-edge grid tech environment.

Qualifications

• 5+ years of professional software development experience.
• Experience designing and optimizing relational databases at scale.
• Experience building REST APIs or similar server-side interfaces.
• Solid understanding of version control (Git) and CI/CD practices.

Responsibilities

• Design and architect distributed Java backend services handling millions of data points.
• Integrate AI and large language models into real-world infrastructure systems.
• Build scalable REST APIs and integration layers powering mobile apps and third-party connections.
• Collaborate with cross-functional teams on smart grid technology.
• Optimize relational databases to handle massive throughput and complex queries.
• Drive technical decisions on emerging technologies and architectural patterns.
• Write clean, maintainable code and mentor through code reviews.
• Contribute to architecture shaping the future of utility software.

Skills

Java backend

REST APIs

CI/CD

Database design

AI/ML integration

Mentoring

Education

Bachelor's degree in CS or Engineering

Tools

Git

PostgreSQL

OpenAI API

Job description

Nexgrid, LLC. is hiring a mid-to-senior Software Developer to architect and build backend systems for AMI and smart grid deployments. You will work on large-scale Java applications that integrate AI, mobile platforms, and third-party systems to solve complex utility-software problems.

The role involves designing distributed services, APIs, and scalable data architectures while mentoring peers and driving architectural decisions in a cutting-edge grid tech environment.