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Web3, Blockchain & Smart Contract Development

With over 11 years of full-stack experience and 6+ years in blockchain, SpaceDev builds secure and scalable Web3 products.

We specialize in Smart Contract Development, DeFi Protocols, Crypto Trading Platforms, and Blockchain Infrastructure.

Our team designs and audits smart contracts, builds decentralized applications, and develops institutional-grade trading systems with strong security and compliance standards.

Core Services:

  • Min project size
    $25,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    50 - 249
  • Locations
    Miami, FL
  • Year founded
    Founded 2017
  • Languages
  • Timezones

Overview by:

Reviewer avatar
Federico Sendra

3 Languages that we service

  • English
  • Spanish
  • Portuguese

6 Timezones that we service

AGT
Argentina Standard Time (AGT)
CST
Central Standard Time (CST)
EST
Eastern Standard Time (EST)
GMT
Greenwich Mean Time (GMT)
MST
Mountain Standard Time (MST)
PST
Pacific Standard Time (PST)

4 Locations

  • Miami , FL
  • Buenos Aires , Argentina
  • Medellín , Colombia
  • Montevideo , Uruguay

Select Focus Area
Application Platforms
Amazon Application Development Framework
50%
Azure Platform
10%
Heroku
10%
Linux server
10%
Windows server
10%
Frameworks and CMS
Programming & Scripting
Redux
20%
Typescript
20%
User Experience Focus
Industries
Financial services
25%
Information technology
20%
Gaming
15%
Advertising & marketing
10%
Business services
10%
Education
10%
eCommerce
10%
Clients
Small Business (<$10M)
45%
Midmarket ($10M - $1B)
35%
Enterprise (>$1B)
20%

Pricing Snapshot

Min. project size $25,000+
Avg. hourly rate $50 - $99 /hr
Rating for cost 5 /5

What Clients Have Said

SpaceDev is perceived as providing good value for cost, with project investments ranging from $2,000 to $800,000. Clients appreciate their responsiveness, project management, and quality of work, often highlighting their competitive pricing despite being higher than some alternatives.

This summary is based on verified Clutch reviews.

Most Common Project Size

< $49,999 based on 42 reviews
< $49,999 $50,000 - $199,999 $200,000 - $999,999 > $1,000,000

Select a service to see pricing information

SpaceDev Review Insights

Overall Review Rating

5.0
  • Quality 5.0
  • Schedule 4.9
  • Cost 5.0
  • Willing to Refer 5.0

Top Mentions

Review Highlights

  • Flexibility and Adaptability

    SpaceDev was noted for their flexibility and adaptability in handling changing project requirements. Clients appreciated their ability to adjust to evolving needs and provide tailored solutions, which was crucial for project success.

  • Expertise in Blockchain and Web3 Development

    SpaceDev's proficiency in blockchain and Web3 development is highlighted across multiple reviews. Clients appreciated their ability to handle complex blockchain projects, including smart contract development, Web3 integrations, and platform scalability. Their deep understanding of blockchain technology was a key factor in successful project outcomes.

  • High-Quality Deliverables

    The quality of SpaceDev's deliverables was frequently noted as high, with many clients expressing satisfaction with the final products. Their work was described as reliable, scalable, and well-structured, often exceeding client expectations.

  • High Ratings and Strong Reputation

    SpaceDev's high ratings and strong reputation were common reasons clients chose them over competitors. Their past successful projects and positive reviews were significant factors in client decision-making processes.

  • Areas for Improvement: Documentation and Communication Consistency

    Some clients mentioned the need for more consistent documentation and communication skills across team members. While most interactions were positive, there were occasional discrepancies that could be smoothed out with more uniform practices.

  • Communication and Collaboration

    SpaceDev was praised for their excellent communication and collaboration skills. Clients highlighted their responsiveness, openness to feedback, and ability to work seamlessly with client teams, which facilitated effective project execution.

SpaceDev Reviews

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IT Staff Augmentation for Beauty Products Retail Company

  • AR/VR Development IT Staff Augmentation Web Development
  • Confidential
  • Apr. 2023 - Ongoing
5.0
Quality
4.5
Schedule
4.5
Cost
5.0
Willing to Refer
5.0

"It's a pleasure to collaborate with them."

Oct 18, 2023
Director of Digital Innovation, Beauty Products Retail Co.
Anonymous
Verified
  • Other industries
  • Bolingbrook, Illinois
  • 10,001+ Employees
  • Online Review
  • Verified

SpaceDev provides staff augmentation services to a beauty products retail company to help them increase their full stack development capabilities. They've developed web-based AR modules for beauty products.

Web Design & Dev for Health & Childcare Institution

  • Web Development
  • $200,000 to $999,999
  • Sep. 2022 - Mar. 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“SpaceDev was up to our standards and delivered up to our expectations.”

Mar 22, 2023
Business Development Manager, OKids
Mateo Laborde
Verified
  • Other industries
  • Montevideo, Uruguay
  • 51-200 Employees
  • Phone Interview
  • Verified

SpaceDev designed and developed a website from the ground up for a health and childcare institution. They handled integrations and built the site using React, Node.js, NestJS, Terraform, and Amazon ECS and S3.

React Native App Migration for Petcare Marketplace Company

  • Confidential
  • Jan. 2022 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They are easy to communicate with and have a tidy process."

Feb 9, 2023
Creative Director, Groomit
Sofia Goya
Verified
  • Other industries
  • Yonkers, New York
  • 1-10 Employees
  • Online Review
  • Verified

Using existing designs and prototypes, SpaceDev is helping a petcare marketplace migrate their app to React Native. They're also building new features to be added to the app. Five teammates work on the project.

Staff Augmentation for Technology Startup

  • Custom Software Development IT Staff Augmentation Web Development
  • $50,000 to $199,999
  • Oct. 2020 - Aug. 2022
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“They took our requirements and delivered a functional code within a very tight deadline.”

Aug 12, 2022
Co-Founder & CTO, ForagerOne
Nitin Kumar
Verified
  • Other industries
  • Burlington, Massachusetts
  • 1-10 Employees
  • Phone Interview
  • Verified

SpaceDev provided a technology startup with developers who supported their web and custom software development efforts. The technology stack included Python, Node.js, Angular, and Express.js.

Custom Website Development for Digital Agency's Client

  • Web Development
  • $10,000 to $49,999
  • Mar. - May 2022
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"SpaceDev's technical skills were clearly above average."

Jul 7, 2022
Technical Project Manager, Dango
Mariana Jolles
Verified
  • Advertising & marketing
  • Montevideo, Uruguay
  • 11-50 Employees
  • Online Review
  • Verified

SpaceDev helped a digital agency develop a custom website for one of their valued clients. The team used React as the framework and integrated third-party APIs into the site.

Cryptocurrency Platform Dev for Software Company

  • Custom Software Development
  • $50,000 to $199,999
  • Jan. - May 2021
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"From the first day, they instilled confidence in us that they'd be able to deliver what they promised."

Sep 10, 2021
Partner, Software Development Company
Anonymous
Verified
  • Other industries
  • New York City, New York
  • 1-10 Employees
  • Phone Interview
  • Verified

SpaceDev was hired by a software development company to build their cryptocurrency platform using Blockchain and web3.js. This solution would allow users to put cryptocurrency into a lending pool.

Mobile App Development for Educational Platform

  • Mobile App Development
  • $10,000 to $49,999
  • May - Aug. 2020
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their team displayed the right creative perspective for problem-solving."

Oct 28, 2020
CEO, ViaVivo, Inc
Joel Hobbs
Verified
  • Education
  • Austin, Texas
  • 1-10 Employees
  • Phone Interview
  • Verified

SpaceDev assisted with the development of a hybrid educational application. The team used a React Native codebase to build the platforms. They're currently working with the client on maintenance support.  

iOS & Android Dev for Food Delivery Startup

  • Mobile App Development
  • $50,000 to $199,999
  • Feb. - July 2018
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Communication was fluid, which granted the success of our project."

Apr 23, 2020
Co-Founder, Food App
Mariano San Andrea
  • Other industries
  • Uruguay
  • 1-10 Employees
  • Online Review

SpaceDev served as a development partner in creating a food-delivery app for iOS and Android. Their team of developers focused on the backend and also created a corresponding website with AngularJS.

API Integration for Financial Services Company

  • E-Commerce Development
  • $10,000 to $49,999
  • Aug. - Dec. 2019
5.0
Quality
5.0
Schedule
4.5
Cost
5.0
Willing to Refer
5.0

"Their dedication, among all other aspects, was the most impressive aspect of SpaceDev."

Apr 1, 2020
Technical Account Manager, dLocal
Santiago Gomez Siri
Verified
  • Financial services
  • Montevideo, Uruguay
  • 201-500 Employees
  • Online Review
  • Verified

SpaceDev built an API integration that allows e-commerce merchants to accept online payments from their customers.

Showing 11-20 of 50 Reviews

Discovery Sprint

An intensive, 1-3 weeks, structured process designed to set your project up for success. It starts with an immersive focus session where you'll sit down with product experts and ex-startup founders to dive into your product vision from a business standpoint. Then we’ll create the right list of user stories and UX/UI for your MVP assuring market fit

Small

1 week

$4,000 /total
  • Product Definition
  • MVP Scope & Roadmap
  • 1 week delivery

Large

3 to 4 weeks

$13,000 /total
  • Product Definition
  • MVP Scope & Roadmap
  • Critical App Flow
  • Solution Architecture
  • Platform and Technologies
  • 4 week delivery
Features

Small

$4,000

/total

Medium

$9,000

/total

Large

$13,000

/total

Product Definition

MVP Scope & Roadmap

Critical App Flow

Solution Architecture

Platform and Technologies

Technical Risk Mitigation

Wireframing

UX/UI Design

Small

$4,000

/total

Product Definition

MVP Scope & Roadmap

Critical App Flow

Solution Architecture

Platform and Technologies

Technical Risk Mitigation

Wireframing

UX/UI Design

Medium

$9,000

/total

Product Definition

MVP Scope & Roadmap

Critical App Flow

Solution Architecture

Platform and Technologies

Technical Risk Mitigation

Wireframing

UX/UI Design

Large

$13,000

/total

Product Definition

MVP Scope & Roadmap

Critical App Flow

Solution Architecture

Platform and Technologies

Technical Risk Mitigation

Wireframing

UX/UI Design

Our Story

We are SpaceDev, a global engineering team blending startup agility with Blockchain/Web3 as well as traditional Web2 expertise. Our mission is to turn complex ideas into scalable products: blockchain apps, traditional web & mobile platforms, product discovery, and staff augmentation. With nearshore hubs across the Americas, a proven track record (40+ five-star reviews) and clients like Hedera, Aptos, Rarible, Ulta Beauty and Drata, our team delivers secure, reliable solutions that scale.

Meet the Team

Federico Sendra

Federico SendraCEO

https://www.linkedin.com/in/fsendra/

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

Learn More
Verified Client Reviews
43
Overall Review Rating
5
Source
Clutch
Last Updated
June 10, 2026

Business Entity

Business Entity Name SpaceDev Ltda
Jurisdiction of Formation Uruguay
Date of Formation October 3, 2017
Status Active
Last Updated January 19, 2023
ID 218099530010

Credit Report Results

International Credit Risk Assessment Moderate Risk
Source Creditsafe
Last Updated January 1, 2022
Learn More About The Clutch Verification Process

Locations (4)

25 Southwest 9th Street MiamiFL, United States 33130

2 - 5

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