Principal Fullstack Engineer

Who We Are

RE Partners is a technology consulting firm for those leaders that want to become

champions by choosing a partner, not a staffing agency. RE Partners knows that a

digital transformation is more than just technology. We have a successful track

record of being a preferred vendor for Fortune 1000 companies by leveraging the

talent of our global delivery organization and network of technology partners. This

approach has helped a wide-ranging portfolio of global clients reach their goals. The

firm's dedication to diversity has earned it the Women's Business Enterprise National

Council (WBENC) certification as a Woman-Owned Business. RE Partners' current and future success is driven by the diverse experiences and cultures of our global

organization.

About the client

Our client is the third-largest banking institution in the United States that is

commonly cited as being too big to fail.

We are looking for a highly skilled Principal Full Stack Developer with expertise in

Java (Backend) and React (Frontend) to join our team. with strong LLM experience

(Claude preferred).

Key Responsibilities:

• Develop and maintain backend services using Java, with a strong focus on server-side engineering
• Design and implement scalable, secure, and high-performance APIs
• Lead backend development initiatives and enforce best coding practices
• Contribute to the React frontend, ensuring seamless integration with backend systems
• Work hands-on with LLM/AI technologies (Claude preferred)
• Mentor UI developers and guide frontend architecture decisions
• Collaborate with business stakeholders to translate requirements into technical solutions
• Participate in code reviews, architecture discussions, and performance optimization

Requirements:

• Strong backend development experience with Java (preferably Spring Boot)
• Deep expertise in server-side architecture and API design/development
• Proficiency in React for frontend development
• Hands-on experience with LLM/AI tools (e.g., Claude or similar) and integrating AI into applications
• Experience mentoring UI developers and working in cross-functional teams
• Solid understanding of databases and query optimization

Preferred Qualifications

• Exposure to cloud platforms (AWS, Azure, or GCP)
• Experience with CI/CD pipelines and DevOps practices
• Strong problem-solving skills with the ability to operate in a fast-paced environment