Available
Alex Morgan
London, UK
Database Developer
Design, Illustration
Award-winning creative with a decade of experience across brands and startups.
See MorePost a project and get matched with Database Developers in Krakow, Poland. Matched in 24 hours. No agency fees.
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Every Database Developer's portfolio and application is manually reviewed by our Customer Success team. You only see vetted matches.
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
zł9,500 – zł25,500
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 databases. They ensure data integrity and security, optimize database performance, and facilitate data retrieval. Their tasks include writing complex queries, developing database applications, and troubleshooting database issues. Database Developers work closely with data analysts, software engineers, and system architects to support the organization’s data needs and contribute to software development projects.
Exceptional Database Developers possess a combination of technical skills and personal attributes that make them stand out. Key qualities include:
These attributes enable them to deliver high-quality work consistently.
Typical day rates for Database Developers in Poland 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 in Krakow, Poland, evaluate their technical expertise, project experience, and portfolio. Look for candidates who have worked on similar projects and understand your industry. Conduct interviews to assess their problem-solving skills and ability to communicate complex concepts clearly. Additionally, check references to gain insights into their work ethic and reliability. A good fit will not only meet your technical requirements but also align with your organizational culture.
When interviewing Database Developers, consider asking the following key questions:
These questions will help you gauge their expertise and problem-solving capabilities.
To hire a Database Developer in Krakow, Poland, start by clearly defining your project requirements and budget. Utilize platforms like Twine, where you can post your job details. Review portfolios and client feedback to identify candidates with relevant experience. Consider conducting interviews to assess their technical skills and cultural fit within your team. Ensure you communicate your expectations clearly and discuss timelines to align with your project goals.
Hiring a freelance Database Developer typically offers greater flexibility and potentially lower costs compared to working with an agency. Freelancers often have specialized skills and can provide personalized attention to your project. However, agencies may offer a broader range of services and a team of professionals, ensuring a more robust support structure. Consider your project needs, budget, and timeline when deciding which option is best for you.
A well-crafted project brief or job description for a Database Developer should include the following elements:
Providing thorough information will attract qualified candidates who align with your project goals.
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