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We have over 14,500 Database Developers who've worked in many different industries and cover various styles and skillsets.
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End-to-end build of a v1 product, front-end, back-end, and deployment.
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Reviews
“To Whom It May Concern, I am writing to express my sincere appreciation for Fawaz Al-Halabi and to highlight the exceptional experience of working alongside him. Working with Fawaz has been an absolute pleasure. He stands out for his deep professionalism, excellent technical expertise, and outstanding dedication to...”
khaled @ Mostaql
Jul 21, 2026
“Leomer Romero was a pleasure to work with. He understood our requirements clearly, communicated well throughout the project, and delivered everything on schedule.”
Adonis @ Canva
Jul 13, 2026
“Working with Hematullah Hemat was an exceptional experience. He successfully designed and developed a comprehensive international educational website and database management system for Azmoon Azeraksh Educational International, delivering results that exceeded our expectations. His expertise in software engineering, web...”
Ghafoor @ Azmoon Azeraksh
Jun 1, 2026
“Chukwudi did a great job. The Customer 360 solution gave us visibility into our customers that we simply didn’t have before. By bringing together data from multiple platforms, we can now track customer journeys, identify high value customers, and make more informed business decisions. The quality of the work, communication,...”
Kassy @ Hemdi Digital
May 31, 2026
“⭐⭐⭐⭐⭐ “Since we started using the Avcera POS & Inventory Management System, managing our sales, stock, and daily operations has become faster and more organized. The system is user-friendly, reliable, and has helped us reduce inventory errors while improving customer service. We can now track sales and stock levels in real...”
Avcera @ Avcera Digital Technology
May 27, 2026
“Ssempebwa Allan was an amazing person to work with. He is an active listener, a great team player, and he ensures that work is delivered on time.”
SUDE @ RIM RECORDS UGANDA LIMITED
Apr 9, 2026

Clients Rate Twine Database Developers 5.0 / 5.0
on average across 8282 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 Database 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 only. Actual budget is set by you and agreed with your expert before any work begins.
ESTIMATED RANGE
$5,100 – $14,000
Full possible range for a mid-level Database Developer over 2–4 weeks
Common questions answered before you post a project.
A Database Developer is responsible for designing, implementing, and maintaining database systems that store and manage data for organizations. They create database architectures, develop data models, and write complex queries to ensure data integrity and accessibility. Their role often includes optimizing database performance, troubleshooting issues, and collaborating with other IT professionals to integrate databases with applications. Additionally, Database Developers may be involved in data migration, backup and recovery processes, and ensuring security protocols are in place to protect sensitive information.
Exceptional Database Developers possess a unique blend of technical skills and soft skills. They demonstrate proficiency in various database management systems, such as MySQL, PostgreSQL, and Oracle. Strong analytical and problem-solving abilities are crucial for optimizing database performance. Additionally, great communication skills help them collaborate effectively with team members and stakeholders. Adaptability and a keen eye for detail are essential qualities, as they often need to troubleshoot issues and implement changes swiftly. Furthermore, a commitment to continuous learning keeps them updated with the latest technologies and best practices in database management.
Typical day rates for Database Developers in United States 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 identify the perfect Database Developer, start by reviewing their portfolio and past project experiences. Look for developers who have successfully completed similar projects that align with your requirements. Conduct thorough interviews to assess their technical skills and problem-solving abilities. Additionally, evaluate their communication style and cultural fit within your organization. Checking references and client testimonials can provide insights into their reliability and work ethic. Ultimately, the right candidate will not only possess the necessary technical skills but also demonstrate a proactive approach to collaboration and problem-solving.
When interviewing a Database Developer, consider asking the following key questions:
These questions will help you gauge their technical expertise and problem-solving abilities.
To hire a Database Developer in Philadelphia, start by defining your project requirements and desired skills. Consider utilizing platforms like Twine to access a pool of skilled freelancers. Post a job listing that clearly outlines the scope of work, timeline, and budget. Engage with potential candidates by reviewing their portfolios and inviting those who align with your needs. Conduct interviews to assess their technical skills and cultural fit, and ensure they have experience relevant to your project.
Hiring a freelance Database Developer offers flexibility and often lower costs, as freelancers typically have fewer overhead expenses than agencies. Freelancers may provide personalized attention and quicker response times due to their smaller scale. However, agencies usually have a broader range of resources and expertise, making them suitable for larger projects requiring a team of professionals. Agencies can offer continuity and support, particularly for long-term projects. Ultimately, your choice should depend on your specific project requirements, budget, and desired level of involvement in the hiring process.
A well-structured project brief for a Database Developer should include:
Providing detailed information will help attract qualified candidates who can meet your project's needs.
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