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Java jobs in United States

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  • PLC programmer
    PLC programmer
    27 days ago
    Part-time
    Garden City

    We are seeking a skilled and detail-oriented PLC Programmer to design, program, troubleshoot, and maintain programmable logic controller (PLC) systems used in industrial automation and manufacturing. The ideal candidate should have strong technical and problem-solving skills and experience working with automated machinery and control systems. Responsibilities: Develop, program, and modify PLC control systems for machinery and automated equipment. Troubleshoot and diagnose PLC, electrical, and automation system issues. Install, configure, test, and commission PLC-based control systems. Read and interpret electrical schematics, wiring diagrams, and control drawings. Integrate PLCs with HMIs, sensors, motors, drives, and other automation equipment. Perform system testing and make necessary programming adjustments. Conduct preventive maintenance and support equipment upgrades. Identify and resolve equipment downtime and control-system problems. Document PLC programs, system configurations, modifications, and troubleshooting procedures. Work closely with electricians, engineers, maintenance teams, and other technical staff. Follow company safety procedures and industry standards. Provide technical support and training to operators or maintenance personnel as needed. Qualifications: Previous experience as a PLC Programmer, Controls Technician, Automation Technician, or similar role. Strong knowledge of PLC programming and industrial automation. Experience with PLC platforms such as Allen-Bradley, Siemens, Mitsubishi, or Omron is a plus. Knowledge of HMI systems, VFDs, sensors, motors, and industrial control systems. Ability to read electrical schematics and technical drawings. Strong troubleshooting and problem-solving skills. Good attention to detail and ability to work independently. Engineering or technical degree/certification is preferred but not always required. Willingness to work flexible hours or respond to equipment issues when necessary.

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  • Full Stack Developer
    Full Stack Developer
    2 months ago
    $80000–$150000 yearly
    Full-time
    Canarsie, Brooklyn

    At Luminas Advisors, we are dedicated to helping businesses, organizations, and leaders navigate complex growth challenges and achieve operational excellence. We specialize in providing tailored consulting, financial insights, management solutions, and data-driven strategies to drive sustainable growth. We are seeking a talented and versatile Full Stack Developer to join our engineering team and help build scalable, modern digital solutions. Position Summary: As a Full Stack Developer, you will play a critical role in designing, building, and maintaining our web applications and technical platforms. You will work across the entire software development lifecycle, building intuitive user interfaces, developing robust server-side architecture, and optimizing data pipelines to support key business operations. Key Responsibilities: • Design, develop, and deploy scalable, high-performance web applications using modern front-end and back-end frameworks (e.g., React, Node.js, Python, or Java)., • Build, maintain, and secure RESTful APIs, GraphQL endpoints, and microservices to facilitate seamless integration between front-end interfaces and back-end systems., • Architect, manage, and optimize database schemas and queries for both relational (e.g., PostgreSQL, MySQL) and non-relational (e.g., MongoDB) databases., • Collaborate closely with UI/UX designers, product managers, and cross-functional teams to translate business requirements into intuitive user experiences and technical specifications., • Conduct code reviews, implement unit and integration testing, and ensure high code quality, security, and performance standards across the stack., • Monitor application performance, troubleshoot production issues, and continuously optimize user experience and platform reliability., • Maintain comprehensive technical documentation and enforce standard continuous integration and deployment (CI/CD) pipelines. Qualifications & Requirements: • Bachelor’s degree in Computer Science, Software Engineering, or a related technical field, or equivalent practical experience., • Proven experience as a Full Stack Developer or Software Engineer working across web technologies., • Proficient in front-end fundamentals: HTML5, CSS3, JavaScript (ES6+), and TypeScript, alongside modern frameworks like React, Angular, or Vue.js., • Strong back-end development skills using Node.js, Express, Python (Django/Flask), or Java (Spring Boot)., • Hands-on experience with database design, indexing, and query optimization in PostgreSQL, MySQL, or MongoDB., • Familiarity with cloud environments (AWS, Azure, or GCP), Docker containerization, and CI/CD tools., • Experience with Git version control systems and agile software development workflows., • Excellent problem-solving abilities, high attention to detail, and effective communication skills.

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  • Remote AI Project Assistant
    Remote AI Project Assistant
    8 days ago
    $10–$15 hourly
    Part-time
    Manhattan, New York

    We're Hiring! We're looking for a few motivated, reliable, and tech-savvy individuals to join our team and support exciting AI-related projects. If you're comfortable working with technology, enjoy solving problems, and have strong communication skills, we'd love to hear from you! This is a great opportunity for individuals who are passionate about AI, technology, and remote collaboration. What You'll Do • Complete AI-related tasks and support ongoing technical projects., • Review, organize, and evaluate information with accuracy and attention to detail., • Assist with programming, troubleshooting, and technical tasks when needed., • Follow project guidelines and deliver high-quality work on time., • Communicate regularly with team members and provide timely updates., • Share thoughtful feedback and contribute ideas to improve project outcomes. What We're Looking For • Excellent communication skills: Strong written and verbal English, with the ability to communicate clearly, professionally, and confidently., • High responsiveness: Ability to respond promptly to messages, provide regular updates, and remain accessible during agreed-upon working hours., • Technical proficiency: Strong computer skills and familiarity with modern software, digital tools, and AI technologies., • Programming experience: Proficiency in programming languages such as Python, JavaScript, TypeScript, Java, or C++ is highly preferred., • Problem-solving skills: Ability to work independently, troubleshoot issues, and follow technical instructions., • Reliability: Strong work ethic, attention to detail, and commitment to meeting deadlines., • Willingness to learn: Enthusiasm for exploring new technologies and adapting to evolving project requirements. What We Offer • 100% remote work, • Flexible working hours, • Paid project-based opportunities, • Opportunities to gain hands-on experience with AI and emerging technologies, • A collaborative and supportive working environment, • Potential for long-term collaboration based on performance Interested? Send us a brief introduction about yourself, your technical background, programming experience, and availability. We'd love to connect and learn more about you!

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  • Unlock Your Career Potential Through Real-World Opportunities
    Unlock Your Career Potential Through Real-World Opportunities
    2 months ago
    $1000 monthly
    Part-time
    Manhattan, New York

    Are you an aspiring developer who has struggled to find opportunities because employers say you “need more experience”? At Opn2Me, we believe talent should not be limited by a lack of previous experience. We connect motivated developers with practical opportunities to gain hands-on experience, strengthen their skills, and build a successful career path. We are currently looking for passionate junior developers and interns who are eager to contribute to meaningful projects, collaborate with professionals, and grow in a real-world development environment. What We Provide: Real interview preparation and career support to help you improve your confidence, overcome experience barriers, and pursue real job opportunities Hands-on experience with modern technologies while continuously improving your technical skills Fair compensation opportunities as you contribute to projects and expand your professional portfolio A beginner-friendly learning environment with free guidance and training in software development, technical interviews, and professional communication We Welcome Developers Interested In Learning or Working With: Programming Languages: JavaScript, TypeScript, Python, Java, Ruby, Go, PHP, C# Frameworks & Technologies: React.js, Next.js, Angular, Node.js, Spring Boot, Django, .NET, and other modern development platforms We are looking for individuals who can communicate effectively and professionally during: Technical interviews Client discussions Team meetings Remote collaboration sessions Strong communication skills and a willingness to learn are highly valued. Additional Opportunities Available: We are also looking for dependable team members who can support clients with: Understanding and managing non-technical project needs Coordinating remote workflows and communication Assisting with time-sensitive tasks such as deliveries, field support, photography, and other operational activities This could be the opportunity you have been waiting for. Start your journey today. Apply now and take the next step toward building your future in technology!

    Immediate start!
    No experience
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