Java Software Engineer, AWS

3Core Systems, Inc

Senior Java Developer working at AutoNation on critical systems for their business lines. Role includes collaboration with multiple teams and adherence to standards.

Posted 7/9/2026contractWhite Plains • New York • 🇺🇸 United StatesSeniorLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing high throughput systems using Core Java and frameworks like Spring Boot, while ensuring adherence to architectural standards and effective collaboration with cross-functional teams. Proficient in application performance tuning, configuration management, and producing technical documentation.

Highest-signal resume keywords

Core Java DevelopmentSpring Boot FrameworkSOAP/REST Web ServicesMS SQL ServerApplication Performance Tuning

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Core JavaSpring BootSpring MVCApache CamelMS SQL ServerMySQLAuroraGITSubVersionApplication Performance Tuning

Soft Skills

Analytical MindsetProblem-SolvingSelf-Driven

Tools & Technologies

GITSubVersionMS SQL ServerMySQLAurora

Industry Keywords

High Throughput SystemsMission Critical SystemsConfiguration ManagementWeb Application DevelopmentTechnical Documentation

Tech Stack

Tools & technologies

ApacheJavaMS SQL ServerMySQLSOAPSpringSpring BootSpringBootSQLSubversion

About the role

Key responsibilities & impact

Analyze, design and develop application solutions and enhancements that meet requirements
Ensure adherence to programming and enterprise architectural standards
Complete work assignments and perform appropriate follow up to ensure that tasks are completed on time
Collaborate with product owners, application users, creative team and other developers to define requirements, design, and develop the web application
Assist in the rollout of new applications, problem fixes, and enhancements of software
Support configuration management and deployments of code and configuration items across environments to production
Create consistent and accurate technical and end-user documentation of implemented applications
Support the QA team on automation and other scripting requirements

Requirements

What you’ll need

Undergraduate degree in computer science, engineering or similar field (or equivalent experience).
5+ years of experience developing mission critical and high throughput systems
Experience building services utilizing Core Java with frameworks such as Spring Boot, Spring MVC and Apache Camel
Experience working with relational databases, e.g. MS SQL Server, MySQL, Aurora
Experience with source controls such as GIT and SubVersion
Experience producing and consuming SOAP/REST Web Services
Application performance tuning and optimization.
Analytical, problem-solving mindset.
Self-driven with minimal supervision.
Experience working on a production-critical system.

Benefits

Comp & perks

Health insurance
401(k) matching
Flexible work hours
Paid time off
Professional development opportunities