Senior Full-Stack Engineer: Java/React, Cloud & Data

Ampcus Inc; Jersey City (NJ); On-site; USD 110,000 - 140,000; Full time

Job summary

Ampcus Inc in Jersey City, NJ seeks a skilled Software Engineer to design, develop, and troubleshoot high-quality, scalable software solutions. You will work across backend Java services and frontend React components, ensuring secure, reliable production code and clean architecture.

You will contribute to the SDLC, implement CI/CD practices, and apply security and resiliency concepts while collaborating with teams to drive continuous improvement and modernize enterprise applications.

Qualifications

• Formal training or certification on software engineering concepts and 5+ years’ applied experience.
• Hands-on practical experience in system design, application development, testing, and operational stability.
• Proficient in coding in Java.
• Experience with front end technology including React.
• Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages.
• Overall knowledge of the Software Development Life Cycle.
• Solid understanding of agile methodologies such as CI/CD, Application Resiliency, and Security.
• Demonstrated knowledge of software applications and technical processes within a technical discipline (e.g., cloud, artificial intelligence, machine learning, mobile, etc.)

Responsibilities

• Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine approaches to build solutions or break down technical problems.
• Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systems.
• Produces architecture and design artifacts for complex applications while being accountable for ensuring design constraints are met by software code development.
• Gathers, analyzes, synthesizes, and develops visualizations and reporting from large, diverse data sets in service of continuous improvement of software applications and systems.
• Proactively identifies hidden problems and patterns in data and uses these insights to drive improvements to coding hygiene and system architecture.
• Contributes to software engineering communities of practice and events that explore new and emerging technologies.
• Adds to team culture of diversity, opportunity, inclusion, and respect.

Skills

Java

React

System design

Application development

Testing

CI/CD

Agile methodologies

Cloud (AWS)

Database querying languages

Coding hygiene

Security

Tools

Spring Boot 3.x

Spring Cloud

Spring Security

Spring Data JPA / Reactive

Hibernate 6.x

Maven / Gradle

JUnit 5

Mockito

Lombok

AWS ECS / EKS

AWS Lambda

API Gateway

AWS CloudFormation / CDK

Amazon S3

Amazon CloudWatch

Amazon IAM

Job description

Ampcus Inc in Jersey City, NJ seeks a skilled Software Engineer to design, develop, and troubleshoot high-quality, scalable software solutions. You will work across backend Java services and frontend React components, ensuring secure, reliable production code and clean architecture.

You will contribute to the SDLC, implement CI/CD practices, and apply security and resiliency concepts while collaborating with teams to drive continuous improvement and modernize enterprise applications.