I'm Andrii Kostromin, a Senior Full Stack Engineer with 15+ years of experience building scalable web applications across healthcare, fintech/financial media, e-commerce,...
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I'm Andrii Kostromin, a Senior Full Stack Engineer with 15+ years of experience building scalable web applications across healthcare, fintech/financial media, e-commerce,...
See MoreExperienced web developer with expertise in PHP, Symfony, and modern frameworks, with a proven track record building scalable applications and transitioning into mobile g...
See MoreHi, I’m Ivaylo Palchev, a Senior Unity Developer based in Sofia, Bulgaria, with 10+ years of experience shipping games and interactive products for indie studios, larger ...
See MoreProduct-first senior iOS developer and tech/team lead with 7 years of diverse experience in projects of various scales, ranging from early-stage startups to well-establis...
See MoreHi, I'm Ivailo Iliev, a Python developer with over a decade of domain expertise in the automotive industry. I build scalable Django applications and bridge complex busine...
See MoreI am a highly motivated Electronics Engineer with hands-on experience in hardware development, embedded systems, avionics maintenance, and precision electronic assembly. ...
See MoreI'm Neda Veleva. A developer with a soul rooted in design and a heart tuned to people. For over a decade, I've been turning abstract ideas into intuitive and elegant digi...
See MoreWeb / WordPress Developer with 5+ years of experience
See MoreI’m a full-stack developer with a strong backend focus and four years of experience. Over the past few years, I have worked with a US-based client and their team, so I a...
See MoreI’m a multidisciplinary Senior Software Engineer with over 20 years of hands-on experience in game development, real-time 3D/VR systems, IoT platforms, and mobile applica...
See MoreSoftware engineer (T-SQL/C#/JavaScript) focused on full-stack development and database-driven systems. Experience spans ASP.NET/Razor front-ends and SQL Server/PostgreSQL...
See MoreI am a self-motivated and innovative creative professional with a background in image arts, photography, graphic design, and media. My experience includes working as a fa...
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 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 only. Actual budget is set by you and agreed with your expert before any work begins.
ESTIMATED RANGE
лв4,100 – лв11,000
Full possible range for a mid-level Developer over 2–4 weeks
Common questions answered before you post a project.
Developers are skilled professionals who design, build, and maintain software applications and systems. They work with various programming languages and frameworks to create user-friendly interfaces, ensure seamless functionality, and optimize performance. Developers can specialize in different areas such as web development, mobile app development, or backend systems. Their responsibilities typically include:
Ultimately, Developers play a crucial role in bringing digital products to life, ensuring that they meet user needs and business objectives.
Hiring a Developer in Bulgaria involves a few key steps. Start by defining your project requirements, including the specific skills needed, the project scope, and the timeline. Once you have a clear understanding of your needs, you can explore different platforms to find Developers. Twine is an excellent option, as it connects you with vetted professionals. When posting your job, ensure that you include detailed descriptions and your budget to attract the right candidates. Review portfolios and previous work to assess their fit, and consider scheduling interviews to evaluate their communication skills and problem-solving abilities.
The cost of hiring a Developer in Bulgaria varies based on experience levels:
These ranges reflect the industry standards and may vary depending on the specific technologies and the complexity of your project.
Exceptional Developers possess a combination of technical skills and soft skills that distinguish them from the average professional. Key qualities include:
These attributes enable exceptional Developers to deliver high-quality work and contribute positively to team dynamics.
To recognize the perfect Developer for your needs, start by clearly defining your project requirements and desired skill set. Look for candidates with relevant experience and a strong portfolio that showcases their previous work. During the interview process, assess their technical knowledge and problem-solving abilities through practical tests or coding challenges. Additionally, evaluate their soft skills, such as communication and teamwork, to ensure they align with your company culture. Feedback from previous clients can also provide insight into their reliability and work ethic, helping you make an informed decision.
When interviewing Developers, consider the following key questions to gain insights into their capabilities:
These questions will help you assess their technical expertise, problem-solving skills, and ability to work within a team.
Hiring a freelance Developer and working with an agency in Bulgaria both have their advantages. Freelancers often offer flexibility, lower costs, and a more personal working relationship. They can be ideal for short-term projects or specific tasks. However, they may lack the comprehensive support and resources that an agency can provide.
Agencies typically have a team of Developers with diverse skill sets, allowing for a broader range of services and expertise. They often manage projects more efficiently and can handle larger projects with greater resources. However, hiring an agency may come at a higher cost. Ultimately, the choice depends on your project's scope, budget, and the level of support you require.
A well-structured project brief or job description for a Developer should include the following elements:
This clarity will attract suitable candidates and streamline the hiring process.
Hiring on Twine is simple.
Post your project and meet your expert within 24 hours. Over 45,000+ high growth companies that trust Twine.