Senior Full Stack Software Engineer

Liberty Personnel Services, Inc.; Princeton (NJ); On-site; USD 100,000 - 130,000; Full time

Job summary

A staffing agency in Princeton is seeking a Senior Full Stack Software Engineer to join a fast-paced team. The ideal candidate will have 5+ years of experience building large-scale applications in Java, with expertise in Spring Boot and microservices. This position requires proficiency in MySQL and Linux environments, as well as a team-oriented mindset. Motivated engineers local to Princeton are encouraged to apply for this full-time role with a direct hire opportunity.

Qualifications

• 5+ years building large-scale applications in Java.
• Expertise in Spring Boot and microservices architecture.
• Proficient with MySQL and database design.
• Experience in Linux environments; CI/CD familiarity a plus.
• Knowledge of Docker/Kubernetes and cloud platforms (AWS, Azure, GCP) a plus.
• Excellent communication and team-oriented mindset.

Responsibilities

• Analyze business requirements and translate them into scalable full stack solutions.
• Design, develop, and maintain full stack applications.
• Build and maintain RESTful APIs and ensure system reliability.
• Support enterprise systems across trading, operations, analytics, and finance.

Skills

Java

Spring Boot

Microservices

MySQL

Linux

CI/CD

Docker

Kubernetes

AWS

Azure

GCP

Communication

Education

Bachelor's degree in Computer Science, Engineering, or equivalent experience

Job description

📍 Princeton, NJ | Full-Time, Direct Hire | 2 days a week onsite

We are seeking a Senior Full Stack Software Engineer to join a fast-paced team designing and building mission-critical enterprise systems. This role is perfect for someone passionate about Angular, Spring Boot, and microservices, with strong hands‑on experience in Java, Linux, and MySQL.

Must be a U.S. Citizen or Green Card holder – no sponsorship available

Must be local to Princeton, NJ

No third‑party submissions

Responsibilities

Analyze business requirements and translate them into scalable full stack solutions

Design, develop, and maintain full stack applications

Build and maintain RESTful APIs and ensure system reliability

Support enterprise systems across trading, operations, analytics, and finance

Qualifications

5+ years building large-scale applications in Java

Expertise in Spring Boot and microservices architecture

Proficient with MySQL and database design

Experience in Linux environments; CI/CD familiarity a plus

Knowledge of Docker/Kubernetes and cloud platforms (AWS, Azure, GCP) a plus

Excellent communication and team‑oriented mindset

Bachelor’s degree in Computer Science, Engineering, or equivalent experience

Motivated engineers local to Princeton, NJ, who meet the requirements are encouraged to apply.

All inquiries are 100% confidential. Please email [e-mail] or call me at 610 684 8675 to learn more.

An Equal Opportunity Employer committed to diversity in the workplace. We celebrate the unique contributions that each team member brings to our organization.