Professional with a degree in Mechatronics Engineering (UNICAMP), specialization in France, and an MBA from FGV. Has 13 years of experience as a full-stack developer, bu...
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Professional with a degree in Mechatronics Engineering (UNICAMP), specialization in France, and an MBA from FGV. Has 13 years of experience as a full-stack developer, bu...
See MoreI'm Chen Chen, a Mobile Engineering Lead and AI-powered cross-platform specialist who has been developing since 2009. I co-founded two mobile app startups and led teams t...
See MoreHi, I’m Anas Ghafouri, a back-end engineer delivering scalable systems across public sector and regulated financial environments. I specialise in Java, microservices and ...
See MoreI'm Daniel Wichett, a native mobile developer and Technical Team Lead specializing in building high-quality iOS and Android apps. I love turning complex ideas into reliab...
See MoreI am a software engineering professional with over 18 years of experience across Agile/Scrum environments, modern frontend frameworks, backend development, CMS platforms,...
See MoreI am Madhavan Govindarajan, a Senior Technical Consultant with 15+ years of IT experience in solution architecture, cloud integration, and system design. I specialize in ...
See MoreVersatile creative and developer with a background spanning programming, game development, animation, and content production. Experienced with AI training workflows and e...
See MoreI’m a results-driven software professional with a strong track record of leading development teams, delivering full-stack applications, and crafting maintainable systems....
See MoreI'm a Developer expert based in Basel, Switzerland. I specialise in Docker, Eclipse, and GitHub, and bring hands-on experience to every brief.
See MoreHi, I'm Luthando Nondabula, a Senior Front End developer with 10 years of experience specializing in ideation, product development, user experience, and UI design. I brin...
See MoreI'm Vitaliy Talyh, a technical leader with 20+ years of software engineering experience and 10+ years specializing in Unreal Engine 4/5 and C++. I architect and ship comp...
See MoreHi, I’m Jiamu Yang, a competent generalist programmer based in London. I have strong experience in game development and full-stack development, and I thrive in remote wor...
See MoreWe have over 14,500 Developers who've worked in many different industries and cover various styles and skillsets.
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Reviews
“Working with Emmanuel was a great experience. He was professional, communicated clearly throughout the project, and delivered the TrendSphere eCommerce Solution on time. The quality of his work exceeded my expectations, and he was always open to feedback and quick to make any requested adjustments. I highly recommend...”
Forlan @ zenithsphere
Jul 28, 2026
“Omais is a highly skilled and reliable freelancer who did a fantastic job on my Web App project. I trusted him with complex technical tasks, including working directly within a Windows Server VPS environment, and he handled everything seamlessly. He is professional, efficient, and delivers great results. I highly recommend...”
Julio @ Two Brothers Flooring, LLC
Jul 13, 2026
“Gideon did a great job setting up and designing our Shopify store. He made the layout attractive, organized the products properly, and ensured the store works smoothly on both phones and computers. His attention to detail and support were excellent.”
Sterling @ Lesch Clothing
Jul 10, 2026
“Studying this web module made complex backend concepts completely clear. Instead of just reading theoretical documentation, examining the logic flow, database queries, and route configurations in this project showed me exactly how professional applications handle user inputs and system state”
CARPA @ CARPA
Jul 9, 2026
“Hello we are very satisfied from that work”
Tejal @ opirawebs
Jul 4, 2026
“I worked with Daniil Sereda on LiberSave, a fintech platform that includes a payment gateway and a voucher management system for physical and digital goods. During our collaboration, Daniil demonstrated strong technical expertise, professionalism, and a reliable approach to software development. He consistently delivered...”
Roman @ LiberSave
Jun 30, 2026

Clients Rate Twine Java Developers 5.0 / 5.0
on average across 287287 reviews
3–5 minutes. Tell us about your project, your timeline, and how you want experts to contact you.
Within 24 hours, you'll see a shortlist of vetted Developers matched to your project.
Flexible payments on your terms, bill experts directly or use the Twine vault for added security.
Transparent rates, no hidden markup, and a payment path for every need.
Agencies bury a 20–40% markup inside the retainer, you never see it. On Twine, you set the price and you see the platform fee as a separate, explicit line. No surprises at checkout.
Prefer your own payment flow? Pay your expert outside Twine, incurring no commission fees. Most useful for ongoing or trusted relationships.
Funds are held in escrow and only released when you approve the deliverables. If the work isn't right, your money doesn't move. 10% commission on payments up to $10,000, just 5% on anything above.
Pick the role, the experience level and how long you need. We’ll show you what similar projects have cost on Twine. It’s a guide, not a quote.
Estimates based on research on US and European freelancers. Actual budget is set by you and agreed with your expert before any work begins.
ESTIMATED RANGE
$4,800 – $13,000
Full possible range for a mid-level Developer over 2–4 weeks
Common questions answered before you post a project.
A Java Developer is a skilled professional responsible for designing, implementing, and maintaining applications using the Java programming language. They work on a variety of platforms, including web, desktop, and mobile applications. Key responsibilities include:
Exceptional Java Developers possess a combination of technical and soft skills. They are not only proficient in Java but also have a strong understanding of software development principles, design patterns, and algorithms. Additionally, they demonstrate problem-solving abilities, attention to detail, and effective communication skills. A passion for continuous learning and adapting to new technologies also sets them apart.
Typical day rates for Developers vary by experience level:
These are indicative ranges based on Twine project data. Final budgets depend on project scope and are agreed directly with your freelancer.
To find the perfect Java Developer, assess their experience in relevant technologies and their portfolio of past projects. Look for candidates who showcase strong problem-solving skills and the ability to work collaboratively. Additionally, consider their communication style and cultural fit with your team. Conducting practical coding tests can also help evaluate their technical proficiency effectively.
In a Java Developer interview, consider asking the following key questions:
Hiring a Java Developer involves several key steps. First, clearly define the project scope and required skills. Next, consider where to find candidates, such as job boards, freelance marketplaces, or referrals. Review resumes and portfolios to assess their previous work. Conduct interviews to gauge their technical skills, problem-solving abilities, and cultural fit within your team. Finally, check references and negotiate terms before making an offer.
Hiring a freelance Java Developer typically offers more flexibility, lower costs, and direct communication with the developer. Freelancers often have specialized skills and can adapt to project needs quickly. In contrast, working with an agency provides access to a broader range of services, including project management and a team of developers, which can be beneficial for larger projects. Agencies often charge higher fees due to their overhead costs and additional services.
A well-crafted project brief or job description for a Java Developer should include:
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