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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%
Certified in:
Blockchain Custom Software Development UX/UI Design Web3

Pricing Snapshot

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

What Clients Have Said

SpaceDev offers competitive pricing with projects generally ranging from $2,000 to $800,000. Clients appreciate their value for cost, timely delivery, and effective communication, often noting they provide high-quality services that justify their prices.

This summary is based on verified Clutch reviews.

Most Common Project Size

< $49,999 based on 43 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

  • Effective Communication and Collaboration

    SpaceDev is commended for maintaining open and effective communication with clients. They are responsive to client inquiries, adapt to feedback, and maintain regular updates, ensuring smooth collaboration and project success. (POSITIVE)

  • Technical Proficiency Across Various Technologies

    SpaceDev's technical expertise spans multiple technologies, including React, Node.js, Angular, and more. Their ability to handle diverse tech stacks and deliver robust solutions is frequently highlighted by clients. (POSITIVE)

  • Proactive Problem-Solving Approach

    SpaceDev's team is proactive in identifying solutions and suggesting improvements. Clients appreciated their innovative approach to problem-solving and their commitment to delivering optimized solutions. (POSITIVE)

  • Room for Improvement in Documentation

    While SpaceDev generally delivers high-quality work, some clients noted variability in the quality of documentation and communication among team members, suggesting an area for improvement. (MIXED)

  • High-Quality Deliverables and Client Satisfaction

    SpaceDev's clients reported high satisfaction with the quality of deliverables, often noting that the final products exceeded expectations. The team's commitment to quality and client satisfaction is a recurring theme across reviews. (POSITIVE)

  • Cultural Alignment and Value Fit

    Many clients chose SpaceDev for their cultural fit and alignment with company values. This alignment has facilitated strong working relationships and successful project outcomes. (POSITIVE)

SpaceDev Reviews

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Services
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Industry
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Mobile App & Web Development for Financial Services Company

  • Mobile App Development UX/UI Design Web Development
  • Windows server
  • $200,000 to $999,999
  • Dec. 2022 - Sep. 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"Their personal care and professionalism were impressive."
Oct 31, 2023
Operations Associate, Financial Services Company
Martin Trambauer
  • Financial services
  • Montevideo, Uruguay
  • 11-50 Employees
  • Online Review

SpaceDev provided mobile app and web development services for a financial services company. The team was responsible for design, development, and testing.

Custom Software Development for Employee SaaS Platform

  • Custom Software Development UX/UI Design
  • $50,000 to $199,999
  • Mar. 2023 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"SpaceDev's holistic approach is impressive. They ensure that every component of our platform is optimized."

Oct 30, 2023
CEO, Twispi
Alex De la Garza
Verified
  • Other industries
  • Monterrey, Mexico
  • 11-50 Employees
  • Online Review
  • Verified


An employee SaaS platform has hired SpaceDev to completely overhaul their platform. They've built the platform's foundation, working on UI/UX design, optimized data structures, and apps for Android and iOS.

Custom Platform Dev for Customs Broker Agency

  • Custom Software Development Enterprise App Modernization Web Development
  • Amazon Application Development Framework
    +1
  • $200,000 to $999,999
  • Sep. - Oct. 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"SpaceDev showcased exceptional project management skills."

Oct 18, 2023
Project Manager, Murillo Ruffinelli Moreira SRL
Martín Sánchez Moreira
Verified
  • Other industries
  • Montevideo, Uruguay
  • 11-50 Employees
  • Online Review
  • Verified

SpaceDev developed a customs management system for a customs broker agency. The client needed this platform to track containers, provide status change notifications, and simplify digital document management.

Landing Page Development for Ethereum Tech Company

  • Blockchain Custom Software Development Web Development
  • Ethereum Development
    +1
  • $10,000 to $49,999
  • May - June 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their speed and dependability were impressive." 

Oct 13, 2023
Admin, Ethereum Uruguay
Lucia Cardellino
Verified
  • Education
  • Uruguay
  • 1-10 Employees
  • Online Review
  • Verified

An Ethereum technology company hired SpaceDev to develop an engaging landing page. The goal was to use the landing page to help visitors know more about the client and their upcoming events.

API & Microservice Dev for Cloud Consulting Firm

  • API Development Application Testing Custom Software Development E-Commerce Development
  • REST API
    +1
  • Confidential
  • July - Oct. 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"SpaceDev was quick to understand our architecture."

Oct 13, 2023
Managing Partner, Cloud Consulting Firm
Anonymous
Verified
  • eCommerce
  • New York City, New York
  • 1-10 Employees
  • Online Review
  • Verified

SpaceDev helped a cloud consulting firm accelerate some of their projects. These included API and microservice development.

Translation & Software Development for AI Company

  • Custom Software Development
  • Less than $10,000
  • August 2023
5.0
Quality
5.0
Schedule
4.5
Cost
5.0
Willing to Refer
5.0

"Their good disposition to work was impressive. They were good people and excellent professionals."

Aug 16, 2023
AI Engineer, Emocional
Èric Quintana Aguasca
Verified
  • Other industries
  • Barcelona, Spain
  • 11-50 Employees
  • Online Review
  • Verified

SpaceDev helped an AI company translate all the components of their platform and extension into English. They also built and implemented a button that would enable users to change between different languages.

Web App & Blockchain Development for Gaming Company

  • Application Management & Support Application Testing Blockchain Custom Software Development Web Development
  • Google app engine
  • $50,000 to $199,999
  • Jan. 2023 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"SpaceDev meets the required deadlines."

Jul 24, 2023
CTO, Gaming Company
Anonymous
Verified
  • Other industries
  • San Francisco, California
  • 11-50 Employees
  • Online Review
  • Verified

SpaceDev provides development services for a gaming company. The team is developing a web application and smart contracts for NFTs. SpaceDev also assists the client with blockchain backend development.

Blockchain Web3 Dapp Development for Investment Company

  • Blockchain Business Consulting Custom Software Development Web Development
  • Business Transformation Consulting
    +10
  • $10,000 to $49,999
  • May 2023 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Working with SpaceDev has been one of the best experiences we've had."

Jun 15, 2023
IT Manager, BSC Web3 React Dapp
J.M.
  • Financial services
  • Switzerland
  • 11-50 Employees
  • Online Review

SpaceDev has developed a blockchain Web3 dApp for an investment company. The team created an initial detailed report about the dApp's status. SpaceDev has fixed bugs and cleaned the dApp's code. 

Web Platform Dev for Insurance Company

  • Custom Software Development
  • Other app platform
    +2
  • $50,000 to $199,999
  • Feb. - July 2022
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"SpaceDev essentially made the process very easy for us, and our issues and concerns were swiftly addressed."

Aug 8, 2022
Project Manager & Head of IT Department, Insurance Company.
Anonymous
  • Other industries
  • Uruguay
  • 51-200 Employees
  • Phone Interview

An insurance company was looking to transition their operations into the digital landscape, so they hired SpaceDev to develop a web platform through MongoDB, React, and Node.js with blockchain technology.

Decentralized App Revamp for Blockchain Company

  • Mobile App Development Web Development
  • $10,000 to $49,999
  • May - June 2022
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They were very easy to work."

Jul 4, 2022
Head of Operations, Blockchain Company
Anonymous
  • Other industries
  • Washington, District of Columbia
  • 1-10 Employees
  • Online Review

SpaceDev revamped an existing decentralized application for a blockchain company. The task included integrating a new API into the interface and modifying the frontend interface components in Javascript. 

Showing 41-50 of 52 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
44
Overall Review Rating
5
Source
Clutch
Last Updated
July 8, 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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