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SOFTWARE RESEARCH+DEVELOPMENT+CONSULTING ⭐️⭐️⭐️⭐️⭐

Our team consists of 60+ experts from all over the world. Many of them have degrees in advanced fields like mathematics, algebra, and game theory.

Why work with us?

Scientific Approach. Our connections with academia and research labs let us leverage the latest innovations to make products that are fast, scalable, and secure.

Innovative technologies. Leverage our modern yet well-tested approach to software development to create solutions with fewer bugs and security vulnerabilities. 

  • Min project size
    $10,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    50 - 249
  • Locations
    Paris, France
  • Year founded
    Founded 2015
  • Languages
  • Timezones

3 Languages that we service

  • English
  • German
  • French

9 Timezones that we service

CET
Central European Time (CET)
CNT
Canada Newfoundland Time (CNT)
CST
Central Standard Time (CST)
EST
Eastern Standard Time (EST)
EET
Eastern European Time (EET)
GMT
Greenwich Mean Time (GMT)
MST
Mountain Standard Time (MST)
PST
Pacific Standard Time (PST)
UTC
Universal Coordinated Time (UTC)

8 Locations

  • Paris , France
  • Los Angeles , CA
  • Tel Aviv-Jaffa , Israel
  • New York , NY
  • Austin , TX
  • Dubai , United Arab Emirates
  • Riyadh , Saudi Arabia
  • Berlin , Germany

Select Focus Area
Application Platforms
Amazon Application Development Framework
10%
Azure Platform
10%
Heroku
10%
Linux server
10%
Other app platform
10%
Windows server
10%
AI Agent Development Focus
AI Agent Frameworks
35%
AI Agent Platforms & Builders
35%
Voice AI Agents
30%
AI Agent Purpose Focus
Business Intelligence AI Agents
10%
Coding & Development AI Agents
10%
Content Creation AI Agents
10%
Customer Service AI Agents
10%
Data Analysis AI Agents
10%
Design AI Agents
10%
Education AI Agents
10%
Finance AI Agents
10%
Research AI Agents
10%
Shopping AI Agents
10%
AI Platform Integration Focus
Google Workspace AI Integration
20%
Gumloop AI Integration
15%
Hubspot AI Integration
15%
Notion AI Integration
15%
Salesforce AI Integration
15%
Squarespace AI Integration
10%
Wix AI Integration
10%
AI Technologies & Models
Cohere
10%
Deepmind Gopher
10%
Dreamfusion
10%
Facebook OPT
10%
Microsoft X-Clip
10%
Open AI Dall-E 2
10%
Open AI GPT-3
10%
OpenAI Jukebox
10%
Stable Diffusion
10%
Tabine
10%
CMS Focus
Frameworks and CMS
.NET
17%
Other frameworks and CMS
6%
Programming & Scripting
Rust
30%
Python
20%
Go
10%
SQL
10%
Typescript
10%
Industries
Medical
20%
Automotive
10%
Dental
10%
Education
10%
Financial services
10%
Gaming
10%
Legal
10%
Legal Cannabis
10%
Manufacturing
10%
Clients
Small Business (<$10M)
45%
Midmarket ($10M - $1B)
35%
Enterprise (>$1B)
20%
Certified in:
Blockchain Custom Software Development

Pricing Snapshot

Min. project size $10,000+
Avg. hourly rate $50 - $99 /hr
Rating for cost 4.7 /5

What Clients Have Said

SEROKELL offers competitive pricing with a strong focus on value for cost. Clients appreciate their expertise, flexibility, and timely delivery. Project costs vary, with some engagements around $50,000 to $700,000, catering to diverse client sizes and needs.

This summary is based on verified Clutch reviews.

Most Common Project Size

$50,000 - $199,999 based on 22 reviews
< $49,999 $50,000 - $199,999 $200,000 - $999,999 > $1,000,000

Select a service to see pricing information

SEROKELL Review Insights

Overall Review Rating

4.9
  • Quality 4.9
  • Schedule 4.9
  • Cost 4.7
  • Willing to Refer 4.9

Top Mentions

Review Highlights

  • Adaptability to Changing Requirements

    Clients appreciate SEROKELL's flexibility and ability to adapt to evolving project requirements, ensuring that deliverables align with the latest client needs and expectations, which is especially valued in fast-paced industries.

  • High-Quality Deliverables

    SEROKELL consistently delivers high-quality products that meet or exceed client expectations, which is evident from the positive feedback about the functionality and reliability of the solutions provided.

  • Project Management Needs Improvement

    Some clients noted areas for improvement in project management, such as providing more frequent updates and better alignment of expectations at the project's outset, which could enhance the overall client experience.

  • Strong Technical Skills in Functional Programming

    SEROKELL is recognized for their exceptional skills in functional programming languages like Haskell, which have been integral in projects requiring high precision and robust software solutions.

  • Cost Efficiency and Value for Money

    Clients appreciate the good value for cost that SEROKELL provides, often citing the alignment of company values and budget-friendly pricing as reasons for choosing their services.

  • Effective Communication and Responsiveness

    Most clients report that SEROKELL maintains effective communication through regular updates and is responsive to client inquiries, fostering a collaborative environment that aligns with project goals.

SEROKELL Reviews

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Services
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Industry
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Blockchain Dev for Finance Governance Platform

  • Custom Software Development
  • $200,000 to $999,999
  • Sep. 2019 - Ongoing
4.5
Quality
4.5
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

They were experienced developers who needed very little ongoing guidance.”

Apr 17, 2020
CEO, StakerDAO
Jonas Lamis
Verified
  • Other industries
  • Palo Alto, California
  • 1-10 Employees
  • Phone Interview
  • Verified

Serokell OU delivered a blockchain solution that serves as the infrastructure of a cryptocurrency company. The team took the client’s specifications, built the product on Tezos, and now provide additional work.

Software Development for Info Tech Company

  • Custom Software Development
  • Other programming & scripting languages
    +1
  • Confidential
  • Jan. 2019 - Ongoing
4.5
Quality
4.5
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

"They have a very high-quality team that is extremely talented. They’re very precise and very discreet."

Jan 30, 2020
Co-Founder, IT Company
Anonymous
Verified
  • Other industries
  • New York City, New York
  • 11-50 Employees
  • Phone Interview
  • Verified

A tech company saught a team with deep functional programming expertise to support software development efforts. Serokell OÜ worked using Haskell and TypeScript.

3D Modelling Software Dev for Planetarium

  • Custom Software Development
  • $10,000 to $49,999
  • Mar. - Sep. 2018
5.0
Quality
5.0
Schedule
4.0
Cost
4.0
Willing to Refer
5.0

"They are really smart and they speak Russian..."

Sep 29, 2019
CEO, 3D Solutions Developer
Anonymous
Verified
  • Business services
  • Russia
  • 1-10 Employees
  • Online Review
  • Verified

Serokell OÜ developed a 3D rendering algorithm for a third-party client. 

AI Development for a Goverment Agency

  • Custom Software Development
  • $1,000,000 to $9,999,999
  • July 2018 - Ongoing
5.0
Quality
4.5
Schedule
5.0
Cost
4.0
Willing to Refer
4.5

"Everything is always completed on time."

Sep 16, 2019
Advisor, Government Agency
Anonymous
Verified
  • Government
  • 10,001+ Employees
  • Online Review
  • Verified

Serokell OÜ delivers end-to-end facial recognition and data-collection software development services for a ministry of one the European countries. They work on AI, computational systems, and hardware integration.

Blockchain Development for an Education Company

  • Custom Software Development
  • Amazon Application Development Framework
  • $200,000 to $999,999
  • Sep. 2017 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

"We have a great relationship with Serokell OÜ. We understand one another, and they’re very flexible."

Jul 3, 2019
Business Development Manager, DISCIPLINA
Roman Alterman
Verified
  • Other industries
  • Saint Petersburg, Russia
  • 51-200 Employees
  • Phone Interview
  • Verified

Serokell OÜ developed the backend of a blockchain solution for an education company. They helped manage an ICO and now run 6–7 nodes with AWS. The project is ongoing.

Smart Contracts Dev for Blockchain Services Co

  • Blockchain Custom Software Development
  • Smart Contract Development
  • Confidential
  • June - Aug. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Everything went smoothly with no issues."

Mar 26, 2025
CPO, Symbiosis
Aleksei S.
Verified
  • Information technology
  • Seychelles
  • 11-50 Employees
  • Online Review
  • Verified

SEROKELL developed and deployed smart contracts for a blockchain services company. The team was responsible for TON smart contracts development.

Custom Software Development for Blockchain Foundation

  • Blockchain Custom Software Development Web Development
  • Confidential
  • July 2021 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their deliverables are timely."

Mar 12, 2025
Head of Grants, Blockchain Foundation
Fabrice Trutmann
Verified
  • Non-profit
  • Zug, Switzerland
  • 201-500 Employees
  • Online Review
  • Verified

SEROKELL provides ongoing maintenance and support for a blockchain foundation's tools and software. The team handles bug fixes, protocol updates, and the phasing out of Tandoor.

Software Codebase Audit for Software Company

  • Custom Software Development Engineering
  • $10,000 to $49,999
  • Feb. - Mar. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They were highly responsive to our needs, maintaining clear and consistent communication throughout the process."

Oct 9, 2024
CTO, Software Company
Anonymous
  • Other industries
  • New York City, New York
  • 1-10 Employees
  • Online Review

SEROKELL audited the codebase of a Python ORM software company. The team optimized the performance and security of the client's systems and ensured that everything was running smoothly.

Smart Contract Development for Cryptocurrency Company

  • Custom Software Development
  • Confidential
  • April 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"I was impressed by SEROKELL's skill set and talent."

May 6, 2024
VP, Product, Cryptocurrency Company
Krish Nair
Verified
  • Financial services
  • Manhattan, New York
  • 51-200 Employees
  • Online Review
  • Verified

SEROKELL was responsible for developing smart contracts for a cryptocurrency company using Rust. SEROKELL offered Rust smart contract advisory and development.

ML Model Training for Investment Consulting Company

  • AI Development
  • Machine Learning
    +1
  • $50,000 to $199,999
  • Oct. 2023 - Jan. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"What stands out is their visionary technique."
Feb 2, 2024
Founder & CEO, Agecroft Partners
Don A. Steinbrugge
  • Financial services
  • Richmond, Virginia
  • 1-10 Employees
  • Online Review

An investment consulting firm hired SEROKELL to train a machine learning model to break down queries into campaign settings.  The team worked on features that gave users helpful PPC details using the queries.

Showing 21-30 of 33 Reviews

Our Story

We are Serokell — a research-driven software team fusing academic rigor with industry delivery since 2015. Our engineers and researchers specialize in AI/ML, Big Data, blockchain, SRE and formal verification (Haskell, Rust, Nix). We’ve shipped fintech, biotech, oil & gas and marketplace systems, contributed to Tezos, Cardano, TON, and GHC, won major smart-contract contests, open‑sourced tools like Edna and deploy-rs, and mentor talent through courses, labs and scholarships.

Clutch verification provides an additional layer of data to help you make the right purchasing decision of business services.

Learn More
Verified Client Reviews
30
Overall Review Rating
4.9
Source
Clutch
Last Updated
June 26, 2026

Business Entity

Business Entity Name Serokell OÜ
Source ariregister.rik.ee
Jurisdiction of Formation Estonia
Date of Formation May 16, 2016
Status Active
Last Updated January 21, 2021
ID 14049961

Credit Report Results

International Credit Risk Assessment High Risk
Source Creditsafe
Last Updated September 15, 2024

*Clutch performed additional verification on this company and confirmed that there are no negative legal filings or large outstanding debts. This company has also received 3 or more verified reviews on our platform.

Learn More About The Clutch Verification Process

Locations (8)

52 Boulevard de Sébastopol ParisFrance 75001

16 - 20

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