• Skip to primary navigation
  • Skip to main content
  • Skip to footer

Side Hustles

Side Hustles

Side Hustles For All

  • Best Side Hustles
    • Woman sitting on a pile of coins and working on a laptop surrounded by icons representing different side hustle ideas

      31 Best Side Hustles to Earn Extra Money in 2026

    • Bicycle courier delivering food for their side hustle.

      What Is a Side Hustle?

    • Remote worker sitting at his desk making money from home

      18 Ways to Make Money from Home (Online and Offline Jobs)

    • By Category
      • Arts & Crafts
      • Business Services
      • Caregiving
      • Creative Services
      • Digital Freelance Services
      • View All
    • By Lifestyle
      • I’m introverted
      • I’m a man
      • I’m a woman
      • I’m a stay-at-home mom
      • I’m unique
      • View All
    • By Profession
      • Artists & Creatives
      • Musicians
      • Nurses
      • Physicians
      • Teachers
      • View All
    • By Age Group
      • College Students
      • Teens
      • Age 50+
      • Seniors
      • View All
    • By Skills & Interests
      • Get Paid to Lose Weight
      • Get Paid to Play Games
      • Get Paid to Read
      • Get Paid to Sleep
      • Get Paid to Travel
      • View All
  • Best Gig Apps
    • Freelance worker popping out of a phone screen and considering gig apps on the App Store and Google Play

      Top 6 Gig Apps to Make Real Cash in 2026

    • Smartphone surrounded by the icons of different money-making apps

      Top 10 Best Money-Making Apps to Try in 2026

    • two teenagers using job apps on a phone and laptop

      19 Job Apps for Teens to Find Jobs and Make Money

    • By Gig Type
      • Cashback
      • Data Entry
      • Delivery
      • Games
      • Product Testing
      • View All
    • By Payment Method
      • Bingo Games that Pay to Cash App
      • Games that Pay Real Money
      • Games that Pay to Cash App
      • Games that Pay via PayPal
      • Surveys that Pay to Cash App
      • View All
    • By Benefits
      • $20 Signup Bonuses
      • $25 Signup Bonuses
      • $50 Signup Bonuses
      • Best Signup Bonuses
      • Instant Signup Bonuses
      • View All
    • By Skills & Interests
      • Driving
      • Losing Weight
      • Playing Games
      • Product Testing
      • Watching Ads
      • View All
  • Job Hunting
    • Freelance worker browsing a job post on a freelance job board.

      23 Job Boards You Can Use to Find Remote Work

    • Freelance writer sitting at her laptop working on a project

      15 Best Remote Jobs That Require No Paid Work Experience

    • Teenager sitting at laptop working an online job

      14 Online Jobs for Teens (With No Experience)

    • Freelancing
      • Freelance Writing Sites
      • Freelance Writing Job Boards
      • Freelance Writing Platforms
      • View More
    • Gig & Shift Work
      • Gig Work Apps
      • On-Demand Work Apps
      • Shift Work Apps
      • View More
    • GPT (Get Paid To)
      • Microtasking
      • Product Testing
      • Survey Taking
      • View More
    • Remote Working
      • Best Remote Job Boards
      • Top 15 Remote Jobs
      • View More
  • Job Board
    • Work Schedule
      • Part-Time Jobs
      • Per-Diem Jobs
      • Go Search
    • Work Environment
      • Hybrid Jobs
      • Remote Jobs
      • Go Search
    • Employment Type
      • Contractor Jobs
      • Internship Jobs
      • Temporary Jobs
      • Go Search
    • Job Title
      • Accounting Jobs
      • Data Entry Jobs
      • Nursing Jobs
      • Online Teaching Jobs
      • Software Engineer Jobs
      • Go Search
    • State
      • California Jobs
      • Florida Jobs
      • New York Jobs
      • Pennsylvania Jobs
      • Texas Jobs
      • Go Search
    • City
      • Chicago, IL
      • Houston, TX
      • Los Angeles, CA
      • New York City, NY
      • Phoenix, AZ
      • Go Search

Home Flexible Job Board Java Back-end Developer

$85,000–90,000/yr 58d ago

Java Back-end Developer

Boost your chances before you apply.

  • ✨ Apply 10x Faster Free

    It takes 30+ tailored applications to land jobs like this one. We'll help you get that done in 1 hour.

    No Credit Card Required

  • Proceed to Application Go directly to the company's job page to apply.
Logo

Woongjin, Inc

Plano, TX, US

Contractor On-site

✨ Apply 10x Faster

Analyze your resume for missing keywords, then one-click optimize it. Don't be anything less than a 100% match candidate.

Free

No Credit Card Required

Summary

The developer will design, develop, and maintain scalable Java-based back-end applications and APIs. They will collaborate with cross-functional teams to implement database schemas and optimize performance using Oracle SQL.

Job Description

Company Description

For More Open Positions Visit us at:
http://recruiting.woongjininc.com/

Our Mission

WOONGJIN, Inc. is a rapidly growing team who provides a range of unique, exceptional, and enhanced services to our clients. We have a strong moral code that includes the service of goodness without expectations of reward. We are motivated by the sense of responsibility and servant leadership.

Benefits

  • Medical Insurance
  • Vision Insurance
  • Dental Insurance
  • 401(k)
  • Paid Sick hours

Job Description

We are seeking an experienced Java Back-end Developer to join our team. The ideal candidate will be responsible for designing, developing, and maintaining robust and scalable back-end solutions using Java and related technologies. The Back-end Developer will work closely with cross-functional teams to deliver high-quality software solutions that meet our business needs.

Responsibilities:

  • Design, develop, and maintain Java-based back-end applications, services, and APIs.
  • Write efficient, reusable, and well-documented code following industry best practices and coding standards.
  • Collaborate with front-end developers, product managers, and other stakeholders to understand requirements and translate them into technical solutions.
  • Implement and maintain database schemas, write complex SQL queries, and optimize database performance using Oracle SQL.
  • Develop and consume RESTful web services to enable seamless integration with external systems.
  • Utilize Spring framework and its various modules (e.g., Spring Boot, Spring Batch) for building enterprise-level applications.
  • Manage project dependencies and build processes using Maven.
  • Work with version control systems such as Git for code management and collaboration.
  • Perform unit testing, integration testing, and debugging to ensure the quality and reliability of back-end components.
  • Stay updated on emerging technologies, trends, and best practices in back-end development.

Qualifications

  • Bachelor's degree in Computer Science, Engineering, or a related field.
  • 5 + years of experience in Java back-end development.
  • Proficiency in Java programming language and related frameworks (e.g., Spring, Spring Boot, Spring Batch).
  • Strong understanding of object-oriented programming principles, data structures, and algorithms.
  • Experience with Oracle SQL and database design principles.
  • Familiarity with RESTful web services and API development.
  • Experience with build tools such as Maven.
  • Knowledge of version control systems, particularly Git.
  • Strong problem-solving skills and attention to detail.
  • Excellent communication and collaboration skills.
  • Ability to work effectively in a fast-paced, agile environment.
  • Strong knowledge of application servers such as Tomcat and WebLogic.
  • Experience with continuous integration tools such as Jenkins.
  • Familiarity with automated testing frameworks such as JUnit.
  • Understanding of authentication and authorization mechanisms, including OAuth.
  • Knowledge of SOAP web services and related technologies.

Preferred Qualifications:

  • Experience with other databases such as MySQL, PostgreSQL, or MongoDB.
  • Familiarity with continuous integration/continuous deployment (CI/CD) pipelines.
  • Understanding of software development best practices and design patterns.

Additional Information

All your information will be kept confidential according to EEO guidelines.

 *** NO C2C ***

  • Compensation: USD 85000 - USD 95000 - yearly
  • About the company

    Woongjin, Inc

    Recruitment agency

    Woongjin, Inc. is a corporation that specializes in Staffing & Recruiting, IT Consulting and Software Solutions.

    Woongjin, Inc. Talent Acquisition Team specializes in Staffing & Recruiting. We assist clients all over the US with their needs. The services we provide create value to our client's, candidates', and customers' goals. We are committed to providing the best suitable Talents. With our core values - honesty, passion, and creativity, we will devote ourselves to continuous innovation to flexibly respond to rapidly changing job markets.

    Woongjin, Inc. has 'extraordinary ideas for customers'. We cultivate relationships into partnerships which makes a dynamic culture on the basis of love, trust, and respect. Our priority is to value our Talent with the deepest gratitude.

    Our Staffing/Recruitment Specialties:

    Logistics | Supply Chain Management/ Finance and Accounting | General/HR | Sales/Account Manager | Business Analyst | SAP/ ERP | Information Technology | Technical Support | Software Engineer | IT Developer | Project Manager | Network and system Admin

    Company size

    51-200 employees

    Industry

    Staffing and Recruiting

    Org type

    Privately Held

    Headquarters

    Buena Park, California

    Apply Now

    About the company

    Woongjin, Inc

    Recruitment agency

    Woongjin, Inc. is a corporation that specializes in Staffing & Recruiting, IT Consulting and Software Solutions.

    Woongjin, Inc. Talent Acquisition Team specializes in Staffing & Recruiting. We assist clients all over the US with their needs. The services we provide create value to our client's, candidates', and customers' goals. We are committed to providing the best suitable Talents. With our core values - honesty, passion, and creativity, we will devote ourselves to continuous innovation to flexibly respond to rapidly changing job markets.

    Woongjin, Inc. has 'extraordinary ideas for customers'. We cultivate relationships into partnerships which makes a dynamic culture on the basis of love, trust, and respect. Our priority is to value our Talent with the deepest gratitude.

    Our Staffing/Recruitment Specialties:

    Logistics | Supply Chain Management/ Finance and Accounting | General/HR | Sales/Account Manager | Business Analyst | SAP/ ERP | Information Technology | Technical Support | Software Engineer | IT Developer | Project Manager | Network and system Admin

    Company size

    51-200 employees

    Industry

    Staffing and Recruiting

    Org type

    Privately Held

    Headquarters

    Buena Park, California

    Footer

    sidehustles.com
    Facebook Twitter Instagram LinkedIn Reddit TikTok YouTube

    Show Me The Money

    • Side Hustle Basics
    • Side Hustle Job Board (Remote & Part-Time Jobs)
    • Gig App Reviews
    • Job Hunting
    • Manage Your Money
    • The Gig Apple: News & Events

    Company

    • About Us
    • Contact Us
    • Become a Contributor
    • Advertising & Sponsorships
    • Partner With Us
    • Editorial Guidelines

    Side Hustles © All rights reserved

    • Privacy Policy
    • Terms of Service

    Thanks for using our free job board

    Your review would mean a lot to us.

    If you love that we're just giving away remote jobs for free with no paywall, please spread the word. (You will need to create an account on Trustpilot, for which we'll be eternally grateful.) Good luck out there!

    Leave a Review Not yet. Send me to the job post.