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Freelance Remote Java Engineer Jobs in North Carolina

OSI Digital

Systems Engineer

Raleigh, NC · On-site +1

... remote locations in Hyderabad India, Ireland, Dallas, and San Diego. Expertise and Key Skills ... Java / JDK development experience. * OPOS (Ole for POS) Device Experience. * Retail Device ...

NinjaOne

Kotlin, Java Software Development -- use your expertise to contribute to the development of large ... Location We are flexible on remote working from home, if you are located in the USA and reside in ...

NinjaOne

This role is primarily backend-focused Java/Kotlin, with working proficiency in React/Javascript ... Location -- We are flexible on remote working from home, if you are located in the USA and reside ...

First Citizens Bank

Senior Data Engineer

Raleigh, NC · On-site +1

$103K - $140K/yr

Overview This is a remote role that may only be hired in the following location(s): North Carolina ... Design, develop, test, and deploy scalable full-stack applications using React.js, Java, Spring ...

First Citizens Bank

Senior Data Engineer

Raleigh, NC · On-site +1

$103K - $140K/yr

Overview This is a remote role that may only be hired in the following location(s): North Carolina ... Design, develop, test, and deploy scalable full-stack applications using React.js, Java, Spring ...

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Infographic showing various Freelance Remote Java Engineer job openings in North Carolina as of June 2026, with employment types broken down into 84% Full Time, 10% Part Time, 5% Contract, and 1% Nights. Highlights an 38% Physical, 3% Hybrid, and 59% Remote job distribution.

Systems Engineer

OSI Digital

Raleigh, NC • On-site, Remote

Full-time

Re-posted 6 days ago

Job description

Role: Systems Engineer
Type: FT
Location: Raleigh, NC Hybrid

Job Description:
We are looking for a candidate to help the OSI Digital Retail group utilize retail devices for Point of Sale (printer, cash drawer, scanner, payment terminals on mobile devices, tablets, desktops)
You will work in a team focused environment with team members in the Raleigh North Carolina office and other remote locations in Hyderabad India, Ireland, Dallas, and San Diego.

 
Expertise and Key Skills:

  • Mobile / Browser Applications (Android, IoS, Windows).
  • Using RS-232 / Serial / USB Communications to external devices.
  • Using and developing HTTP/HTTPS/TCP Communications.
  • Using and developing Web API's.
  • Excellent written and verbal communication.
  • Ability to communicate thoughts, designs, and ideas clearly and regularly with other team members (both locally and remote).
  • BS Electrical Engineering, BS Computer Science, or BS Computer Engineering with 2-5 years of experience 

 
Additional Desired Skills

  • Experience with reliability / fault tolerant / failover designs and systems.
  • Knowledge of multi-threaded asynchronous near real-time programming.
  • Low Level Systems programming, end to end experience.
  • Experience with performance measurement and tuning.
  • Experience or education in version control systems such as Git.
  • Knowledge of how to design, integrate, and manage complex systems over their life cycles.
  • Knowledge of event driven programming.
  • Windows application development.
  • Linux application development.
  • Container application development.
  • Experience developing for Verifone or Ingenico payment devices.
  • Using or developing with iOT Devices, raspberry pi, etc.
  • Embedded systems communications experience.
  • C#, ASP.Net Core experience.
  • Experience with SignalR near real-time communications. 
  • Microsoft Dependency Injection.
  • Java / JDK development experience.
  • OPOS (Ole for POS) Device Experience.
  • Retail Device Experience (Cash Drawer, Printer, Payment Terminals).
  • Web development (HTML5/CSS3/JavaScript/Typescript, Angular, ASP.Net, MVC).
  • Experience using Android Debug Bridge / Android SDK.
  • Xamarin / MAUI experience.

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