mobile app developers saint petersburg

Top 10+ Blockchain Development Companies in Saint Petersburg | Blockchain Developers Saint Petersburg 2026

Last Updated 08th November 2026 | Category: Top Blockchain Development Firms

As of November 2026, this directory tracks 53 Blockchain Development companies. Hyperlink InfoSystem currently sits at the top of the list (5.0-star average from 497 verified reviews, $25 - $49 / hr, in business since 2011). Looking at the group as a whole, the midpoint hourly rate is $75, the median rating is 4.5, and 29% report a team of 50 or more. Most frequently listed specialties here include Mobile App Development, Blockchain Development, Bot Development, and AI Development.

Every company on this page is evaluated on the same real signals: how clients have rated their work, what they charge per hour, how big their team is, and how long they've been in business. Clients rate these blockchain development firms 4.8/5 on average. $50 - $99 / hr is the most common rate band. Roughly 26% of the companies listed report a headcount of 50 or more. Before reaching out to any shortlisted firm, it's worth cross-checking its review history and portfolio directly - every listing is manually checked (founding year, services, team size) and reviews go through a moderation step before they go live.

53
Verified Firms
$50 - $99 / hr
Most Common Rate
4.8
Average Rating
26%
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.

Top-Ranked Blockchain Development Companies

Compare the highest-ranked firms first side by side.

Rank Company Rating Reviews Hourly Rate Team Size Founded Headquarters Action
1 5.0 497 $25 - $49 / hr 1,000 - 9,999 2011 Jersey City, NJ Visit Profile
2
4.8 7 $50 - $99 / hr 10 - 49 2010 — Visit Profile
3 4.7 7 $25 - $49 / hr 50 - 249 2005 — Visit Profile
4
4.5 7 $50 - $99 / hr 10 - 49 2010 — Visit Profile
5 4.5 6 $50 - $99 / hr 10 - 49 2009 — Visit Profile
6 4.4 6 $50 - $99 / hr 10 - 49 2009 — Visit Profile
7
4.3 8 $25 - $49 / hr 50 - 249 2013 — Visit Profile
8 4.3 6 $50 - $99 / hr 10 - 49 2011 Dubai, United Arab Emirates Visit Profile
9 4.2 6 $25 - $49 / hr 1000+ 2007 — Visit Profile
10
4.1 7 $25 - $49 / hr 50 - 249 2010 London, England Visit Profile

The List of Top 10+ Blockchain Development Companies in Saint Petersburg | Top Blockchain Developers Saint Petersburg November 2026

2007
$50 - $99
10 - 49
$5,000,000+
Custom Software Development Mobile App Development UI-UX Design Web Design Web Development
No reviews yet
2012
$100 - $149
Freelancer
—
Undisclosed
2 - 9
2004
Undisclosed
50 - 249
$10,000+
Android App Development Custom Software Development iOS App Development Mobile App Development Ruby on Rails Development UI-UX Design Web Development
2013
$25 - $49
50 - 249
$25,000+
Mobile App Development Web Development UI-UX Design Enterprise App Modernization Web Design
2010
$50 - $99
10 - 49
$100,000+
Mobile App Development Web Development UI-UX Design Custom Software Development Web Design Logo Designing
2009
Undisclosed
2 - 9
1998
Undisclosed
2 - 9
4.1 9 Reviews
2008
Undisclosed
10 - 49
2019
Undisclosed
10 - 49
—
Undisclosed
2 - 9

DSI

4.2 8 Reviews
—
$50 - $99
2 - 9
—
Undisclosed
10 - 49
2023
$25 - $49
Freelancer
—
Undisclosed
2 - 9
2011
$25 - $49
10 - 49
$10,000+
Mobile App Development UI-UX Design IT Consulting
2009
$50 - $99
10 - 49
$100,000+
Mobile App Development Web Development VR App Development AR App Development UI-UX Design E-commerce Development
2016
$25 - $49
Freelancer
2007
$25 - $49
500 - 999
$2,500,000+
Mobile App Development Web Development UI-UX Design Custom Software Development Web Design Big Data
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FAQ

Frequently Asked Questions

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

The best Blockchain Development companies in Saint Petersburg share a few common traits: a portfolio of shipped, real-world products, verified client feedback rather than self-reported testimonials, and a team structure built for accountability instead of just headcount. They can point to specific outcomes — faster load times, higher conversion, successful launches — rather than vague claims of expertise. Cross-checking a shortlist against independent reviews is the fastest way to separate genuinely strong Blockchain Development firms in Saint Petersburg from those that simply market well.

Working with a Blockchain Development company in Saint Petersburg usually comes down to a straightforward trade: strong technical talent at a price point that's hard to match in higher-cost markets, without the coordination overhead of a fully remote, no-local-presence vendor. Teams based in Saint Petersburg tend to understand both the practicalities of international client work and the local hiring market, which shows up in smoother onboarding and fewer surprises around contracts and invoicing.

The line items that push a Blockchain Development project in Saint Petersburg over budget are rarely the obvious ones — it's usually the number of third-party integrations, how deep the testing needs to go, and what happens after launch in terms of support and maintenance. Compliance and security work, if your project needs it, adds a real chunk on top. A proper discovery conversation with your Blockchain Development partner in Saint Petersburg should surface most of this before you sign anything.

A Blockchain Development company applies for inclusion in the Saint Petersburg directory by submitting a full profile — case studies, references willing to be contacted, and any relevant certifications — which our team reviews before it goes live. Once listed, staying active and collecting genuine client reviews over time is what improves visibility; a profile that's set up once and never touched again tends to fall behind.

Get clear, specific answers on: who owns the code once it's delivered, what the support window looks like after launch, how they handle a team member leaving mid-project, and what their process is when a client requests a scope change. Vague or evasive answers to any of these from a Blockchain Development company in Saint Petersburg are a bigger red flag than a slightly higher quote.

A good Blockchain Development company in Saint Petersburg doesn't stop at shipping features — the strongest ones bring analytics setup, structured A/B testing, and performance tuning into the conversation from early on, so the product keeps improving after launch instead of sitting static. Treated this way, a Blockchain Development partner in Saint Petersburg becomes an ongoing part of how the business grows rather than a vendor you call once and don't hear from again.

Blockchain Development companies in Saint Petersburg known for reliable delivery usually share a few habits: established agile processes, experienced project managers rather than junior coordinators, and reusable components that cut down on repeated work. Ask a shortlisted Blockchain Development firm in Saint Petersburg directly for their on-time delivery rate and how they've handled a project that started slipping — the answer to the second question is usually more revealing than the first.
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