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We believe success comes when we build together, not just follow instructions.
The ultimate goal is not just to complete the project, but to create real value and contribute to your business.
Welcome to OpenDev!
Open First 
Then Develop
We are not just a software vendor, but a strategic partner who creates sustainable value with our clients.
Open Dev is a technology company with a multinational team, open mindset, and a spirit of global collaboration.
Multinational Team
Engineers from Vietnam, Japan, and worldwide
Client Partnership
Consulting, development, and full-cycle support
Innovative Mindset
Always up-to-date with new technologies
From ideas into high-impact solutions
That inspires and convert
Offshore Development
Japanese-standard process, professional team.
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Web
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Mobile Application
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Game
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Cloud
In-house Services
Customized for your business needs
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Landing Page
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E-Learning
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Ui/UX Design
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System Integration
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SEO Optimization
DX Consulting
From strategy to implementation
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Digital transformation
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Process optimization
Storyboarding
Style Frames & Design
Animation & Motion
Sound Design & Polish
Review & Delivery
Final Audit
A proven & effective
workflow process.
We dig deep into your goals, customers, and challenges to align on strategy and direction.
International Experience
30+ projects for clients in Japan, Vietnam, United States, Germany, Czech Republic...
Security & Quality
International-standard testing and security
Flexible Communication
BRSE, PM, testers fluent in Japanese, English, Vietnamese
Fast Delivery, Cost Optimization
On-time, cost-effective for SMEs
High Client Satisfaction
Over 90% repeat clients
Trusted by Many Companies
Hylu, JIL, MC, Mirabo, Picon, Skylab, SocialX...
Featured Projects
Some of the outstanding products and solutions Open Dev has delivered with our clients.
- Web3
- CMS
Toledo - Public-Private Co-creation Learning Platform
- Web App
- SaaS
Ladify
- E-Learning
- Web App
Honki - Japanese Learning Platform
- Android
- iOS
Gym Booking System