September 14, 2026 • Category: Top Blockchain Development Firms

Top 10+ Blockchain Development Companies in Bulgaria | Blockchain Developers Bulgaria 2026

The List of Top 10+ Blockchain Development Companies in Bulgaria | Top Blockchain Developers Bulgaria 2026

Researched by: App Development Companies Team Updated: September 14, 2026

11 Bulgaria Blockchain Development companies are tracked here as of September 2026. Hyperlink InfoSystem holds the top spot here (5.0-star average from 71 verified reviews, $25 - $49 / hr, in business since 2011). On the numbers here: the midpoint hourly rate is $75, the median rating is 4.5, and 55% report a team of 50 or more. Mobile App Development, Web Development, AI Development, and UI-UX Design show up most often as specialties among these firms.

This page ranks companies on what can actually be verified - client reviews, posted rates, headcount, and years active - not marketing claims. Bulgaria Blockchain Development firms here average 4.7/5 from clients, with $25 - $49 / hr the most common pricing band and 45% reporting 50+ staff. Worth doing before reaching out: check a shortlisted firm's review history and portfolio yourself. Nothing goes live without a manual check of founding year, services, and team size, and every review is moderated first.

11
Verified Firms
$25 - $49 / hr
Most Common Rate
4.7
Average Rating
84
Countries
45%
Have 50+ Employees
How this list is built: Companies are added only after manual research into their foundation year, service offerings, ratings, and employee strength. Client reviews go through a verification step before being marked Verified and shown publicly. Listings marked Sponsored pay for premium placement - sponsorship does not affect star ratings or review content.
Ranked List
Top firms first
Leader Matrix
Quality x Affordability
World Map
Geography + Density
Pricing Heatmap
Country x Price tier
Compare
Side by side
Service Breakdown
By service

Top-Ranked Bulgaria Blockchain Development Companies

Compare the highest-ranked firms first side by side.

Rank Company Rating Reviews Hourly Rate Team Size Founded Headquarters Action
1 Hyperlink InfoSystem 5.0 71 $25 - $49 / hr 1,000 - 9,999 2011 Jersey City, NJ Visit
2 Innovo Sourcing 4.7 7 $25 - $49 / hr 50 - 249 2010 Visit
3 ElifTech 4.6 14 $25 - $49 / hr 50 - 249 2015 L'viv, Ukraine Visit
4 eByteLogic 4.6 8 $25 - $49 / hr 10 - 49 2018 Visit
5 ByteGeometry 4.6 6 $50 - $99 / hr 2 - 9 2023 Warszawa, Poland Visit
6 Cronsoft 4.5 7 $50 - $99 / hr 2 - 9 2019 Białystok, Poland Visit
7 Oxagile 4.4 15 $50 - $99 50 - 249 2005 Visit
8 Omni212 4.4 11 $100 - $149 10 - 49 2009 Visit
9 IBORN.NET 4.4 8 $50 - $99 / hr 50 - 249 2012 Skopje, North Macedonia Visit
10 Rock'N'Block 4.4 8 $50 - $99 50 - 249 2016 Visit

Hyperlink InfoSystem

Sponsored
Verified 5.0/5 (71 reviews)
309-791-4105
Visit Website Visit Profile

Hyperlink InfoSystem

Sponsored
Verified 5.0/5 (71 reviews)
309-791-4105

info@hyperlinkinfosystem.com
$25 - $49 / hr
1,000 - 9,999
Founded 2011
Avg. Project Cost: $30,000+
Jersey City, NJ
mobile app development Mobile App Development web development Web Development iot development IoT Development ui-ux design UI-UX Design software development Software Development ai development AI Development web design Web Design internet of things Internet of Things e-commerce development E-commerce Development game development Game Development cloud solutions Cloud Solutions blockchain development Blockchain Development nft marketplace development NFT Marketplace Development metaverse development Metaverse Development
Hyperlink InfoSystem is a global IT services and software development company delivering innovative digital solutions to businesses of all sizes. With extensive experience across mobile app development, web development, software solutions, AI, blockchain, IoT, and emerging technologies, we help businesses turn ideas into scalable digital products.

Our team of experienced developers, designers, engineers, and technology specialists works closely with clients to understand their business objectives and deliver solutions that combine strong technology, intuitive design, and measurable business value.

From startups and growing businesses to established enterprises, we provide end-to-end technology services - from ideation and UI/UX design to development, testing, deployment, and ongoing support. Our approach focuses on transparent communication, agile development, quality assurance, and long-term partnerships.

At Hyperlink InfoSystem, we believe technology should solve real business challenges and create meaningful experiences for users. Whether you need a custom mobile application, enterprise software, eCommerce platform, AI-powered solution, or a complete digital transformation strategy, our team is equipped to bring your vision to life.

Innovo Sourcing


$25 - $49 / hr
50 - 249
Founded 2010
mobile app development Mobile App Development web development Web Development ui-ux design UI-UX Design ai development AI Development internet of things Internet of Things virtual reality Virtual Reality market research Market Research seo SEO research & investigation Research & Investigation advertising, media Advertising, Media erp solutions ERP Solutions blockchain development Blockchain Development supply chain blockchain Supply Chain Blockchain
Innovo Sourcing works with clients to plan, build, and ship digital products. The company's main offerings are Web Development and Mobile App Development. With 50 - 249 people on staff, Innovo Sourcing can take on projects of varying size. Projects are generally billed around $25 - $49 / hr/hr. This gives a quick snapshot of what to expect when working with Innovo Sourcing.

ElifTech

13025432012

info@eliftech.com
$25 - $49 / hr
50 - 249
Founded 2015
Avg. Project Cost: $30,000+
L'viv, Ukraine
mobile app development Mobile App Development web development Web Development vr app development VR App Development ar app development AR App Development iot development IoT Development ai development AI Development virtual reality Virtual Reality ai development AI Development cloud solutions Cloud Solutions blockchain development Blockchain Development
ElifTech has been in business since 2015, delivering technology projects for clients. The company's main offerings are Mobile App Development. With 50 - 249 people on staff, ElifTech can take on projects of varying size. Typical hourly rates run around $25 - $49 / hr/hr, with an average project cost near $30,000. Clients have rated ElifTech 4.9 out of 5 in 59 reviews. ElifTech operates out of L'viv, Ukraine. Overall, ElifTech is one of the options worth shortlisting for a technology project.

eByteLogic

+919033223700
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eByteLogic

+919033223700

Contact@ebytelogic.com
$25 - $49 / hr
10 - 49
Founded 2018
mobile app development Mobile App Development web development Web Development ar app development AR App Development ui-ux design UI-UX Design ai development AI Development virtual reality Virtual Reality seo SEO ai development AI Development enterprise app development Enterprise App Development content management system Content Management System blockchain development Blockchain Development
eByteLogic is a software development company that turns ideas into working products. Their core services include Custom Software Development and Web Development. eByteLogic employs 10 - 49 people. Projects are generally billed around $25 - $49 / hr/hr. Overall, eByteLogic is one of the options worth shortlisting for a technology project.

ByteGeometry

+48472853984
Visit Website Visit Profile

ByteGeometry

+48472853984

$50 - $99 / hr
2 - 9
Founded 2023
Warszawa, Poland
mobile app development Mobile App Development iot development IoT Development enterprise app modernization Enterprise App Modernization ai development AI Development blockchain development Blockchain Development
ByteGeometry is a technology company founded in 2023. ByteGeometry focuses on Mobile App Development. Its team includes 2 - 9 specialists working across design, development, and delivery. Projects are generally billed around $50 - $99 / hr/hr. Clients have rated ByteGeometry 5.0 out of 5 in 2 reviews. ByteGeometry operates out of Warszawa, Poland. Overall, ByteGeometry is one of the options worth shortlisting for a technology project.

Cronsoft

794795606

contact@cronsoft.pl
$50 - $99 / hr
2 - 9
Founded 2019
Białystok, Poland
mobile app development Mobile App Development web development Web Development ar app development AR App Development blockchain development Blockchain Development
Cronsoft is a software development company that turns ideas into working products. Their core services include Custom Software Development and Mobile App Development. The company operates with a team of 2 - 9 professionals. Typical hourly rates run around $50 - $99 / hr/hr. Cronsoft operates out of Białystok, Poland. These details offer a useful starting point when evaluating Cronsoft.

Oxagile

+18554669244

info@oxagile.com
$50 - $99
50 - 249
Founded 2005
Avg. Project Cost: $50,000+
mobile app development Mobile App Development web development Web Development ui-ux design UI-UX Design software development Software Development web design Web Design big data Big Data blockchain development Blockchain Development
Oxagile is a technology company founded in 2005. The company's main offerings are Mobile App Development. The company operates with a team of 50 - 249 professionals. Clients can expect pricing around $50 - $99/hr, with projects averaging about $50,000. This gives a quick snapshot of what to expect when working with Oxagile.

Omni212

+14253016862

info@omni212.com
$100 - $149
10 - 49
Founded 2009
Avg. Project Cost: $55,000+
internet of things Internet of Things ai development AI Development big data Big Data blockchain development Blockchain Development
Omni212 works with clients to plan, build, and ship digital products. Omni212 focuses on Blockchain Development. Its team includes 10 - 49 specialists working across design, development, and delivery. Typical hourly rates run around $100 - $149/hr, with an average project cost near $55,000. This profile is a starting point — reach out to Omni212 directly to discuss project specifics.

IBORN.NET

+3892022030208020261
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IBORN.NET

+3892022030208020261

$50 - $99 / hr
50 - 249
Founded 2012
Skopje, North Macedonia
mobile app development Mobile App Development web development Web Development enterprise app modernization Enterprise App Modernization enterprise application management Enterprise Application Management research & investigation Research & Investigation app marketing App Marketing blockchain development Blockchain Development
IBORN.NET is a technology company founded in 2012. Their core services include Web Development and Custom Software Development. Its team includes 50 - 249 specialists working across design, development, and delivery. Typical hourly rates run around $50 - $99 / hr/hr. Their home base is Skopje, North Macedonia. This gives a quick snapshot of what to expect when working with IBORN.NET.

Rock'N'Block

+79602443735
Visit Website Visit Profile

Rock'N'Block

+79602443735

hello@rocknblock.io
$50 - $99
50 - 249
Founded 2016
Avg. Project Cost: $55,000+
blockchain development Blockchain Development cryptocurrency wallet development Cryptocurrency Wallet Development smart contracts development Smart Contracts Development
Rock'N'Block has been in business since 2016, delivering technology projects for clients. Rock'N'Block focuses on Mobile App Development and Custom Software Development. The company operates with a team of 50 - 249 professionals. Typical hourly rates run around $50 - $99/hr, with an average project cost near $55,000. Overall, Rock'N'Block is one of the options worth shortlisting for a technology project.

Grove Development

+48782231717
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Grove Development

+48782231717

< $25 / hr
10 - 49
Founded 2016
Warszawa, Poland
mobile app development Mobile App Development web development Web Development ai development AI Development blockchain development Blockchain Development
Businesses looking for a reliable technology partner often consider Grove Development. Their core services include Custom Software Development and Web Development. Its team includes 10 - 49 specialists working across design, development, and delivery. Projects are generally billed around < $25 / hr/hr. Grove Development operates out of Warszawa, Poland. This gives a quick snapshot of what to expect when working with Grove Development.
FAQ

Frequently Asked Questions

Got questions about our specialized technology solutions? We have the answers to help you make informed decisions.

Blockchain Development companies in Bulgaria generally offer fixed-price contracts for well-defined scopes, time-and-material for iterative builds with evolving requirements, and dedicated team arrangements for long-term product development. The right model depends on how clearly your requirements are defined and how much iteration you anticipate. A reputable Blockchain Development firm in Bulgaria will recommend the best structure after a proper discovery session.

Bulgaria produces a significant volume of engineering graduates annually, many specializing in areas directly relevant to Blockchain Development development. The talent pool spans modern frameworks, cloud platforms, DevOps, and mobile architectures. Leading Blockchain Development companies in Bulgaria reinforce this advantage through internal training programs, certifications, and technology partnerships that keep their teams current with industry best practices.

Reputable Blockchain Development companies in Bulgaria provide comprehensive proposals that clearly state what is and is not included. Common additional costs to confirm upfront include third-party tool licenses, cloud hosting fees, app store submission charges, and ongoing maintenance retainers. Always ask shortlisted Blockchain Development firms in Bulgaria to confirm in writing whether project management, QA, and deployment are included in the quoted estimate.

Yes, this directory allows you to filter Blockchain Development companies in Bulgaria by minimum project budget, hourly rate range, team size, and service focus. Combining these filters with review scores and industry specialization quickly narrows the list to firms that match both your scale and budget. This targeted filtering saves significant time compared to manually evaluating every Blockchain Development company in Bulgaria.

Reputable Blockchain Development companies in Bulgaria protect client IP through comprehensive NDAs, strict code access controls, and contract clauses that transfer full ownership of all deliverables to the client upon final payment. Team members sign internal confidentiality agreements and are granted access only to what they need for their specific role. Ask any Blockchain Development firm in Bulgaria to confirm IP assignment terms and their data security policy in writing before work begins.

Leading Blockchain Development companies in Bulgaria have extensive experience integrating digital products with major CRM platforms including Salesforce, HubSpot, and Zoho. These integrations route lead and user data from your product directly into your sales pipeline for faster follow-up and more accurate attribution reporting. When briefing a Blockchain Development firm in Bulgaria, share a full map of your existing tech stack so they can architect clean, maintainable integrations from day one.

Choosing the best Blockchain Development company in Bulgaria for your industry starts with filtering by domain experience in your vertical. A firm that has built solutions for healthcare, fintech, or retail will understand your compliance requirements, user expectations, and integration landscape far better than a generalist. Ask shortlisted Blockchain Development companies in Bulgaria for industry-specific case studies and speak directly with clients from your sector to validate their domain-specific delivery capability.

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