X Development Studio Code the Future. Build with X.
We build digital products that scale.
Websites, apps, and custom software for startups and businesses — powered by Node.js, Flutter, React & more. From idea to execution — we’re your tech partner..
✅ Our Creed:
"We don't just code — we solve business challenges"
🔍 We Solve Common Client Problems:
A Reliable Tech Partner
Problem: Lack of experience or poor execution from previous teams.
Solution: We become your stable technical partner — with clear processes, a skilled team, and full transparency.
Outdated Systems & Tools
Problem: Your digital solutions no longer meet modern demands.
Solution: We modernize websites, apps, and internal systems to boost efficiency and performance.
Delayed Product Launch
Problem: Your product takes too long to reach the market.
Solution: With an agile approach, we ensure fast delivery and consistent releases — without compromising quality.
Scaling Limitations
Problem: Your product can’t handle growth.
Solution: We build scalable architectures that evolve with your business and user base.
Low User Engagement
Problem: Your audience doesn’t interact with your product.
Solution: We design user interfaces that engage, convert, and drive trust through strategic UI/UX.
Technical Risks & Instability
Problem: Frequent bugs, vulnerabilities, and complex maintenance.
Solution: We deliver secure, robust infrastructure and offer long-term technical support even post-launch.
🎯 Goals Clients Come to Us With:
- 🔄 Sales Automation
- 💳 Online Payment Implementation
- 📲 Mobile Platform for Clients
- 📊 Building Dashboards for Analytics
- 🧾 Electronic Document Management
- 🌍 Entering the Global Market
🌟 Why Us?
🔒 Secure Code
Undergoes audits and testing (ISO 27001).
⏱ Transparent Process
Daily stand-ups + Jira access.
🧩 Flexible Team
We can adjust resources.
💬 Communication Without Bureaucracy
Direct contact with the team.
🔄 A/B Testing Capability
We test hypotheses for better results.
🔧 We Work With Legacy Code
We are not afraid of complexity.
✨ Services & Solutions
We build modern web services, corporate websites, marketplaces, and mobile applications using React, Next.js, Node.js, Flutter. Full-cycle development — from architecture to launch.
We create functional, responsive, and visually appealing interfaces with a focus on user experience. Working with Figma, we implement design systems and intuitive navigation.
We integrate AI/ML solutions into client workflows — from content generation to intelligent data analysis. We work with OpenAI API, machine learning models, chatbots, and recommendation systems.
We build robust architectures for complex systems. Stack includes Node.js, PostgreSQL, MongoDB, Redis, GraphQL, REST API. Scalable and secure by design.
We assist with technical strategy, code audits, performance optimization, and DevOps best practices (CI/CD, test automation, system monitoring).
💼 Integrations We Implement
CRM
- Bitrix24
- Hubspot
- Zoho
ERP
- SAP
- Odoo
- 1C
API
- Stripe
- PayPal
- OpenAI
- Nova Poshta
Analytics
- Google Analytics
- Amplitude
- PowerBI
Authorization
- Google OAuth
- Facebook Login
- OTP
📑 We Are Certified
- ✅ AWS Cloud Practitioner
- ✅ Flutter & Dart Advanced
- ✅ ISO/IEC 27001:2022
- ✅ Node.js Expert Program
- ✅ Scrum Master Certified
- ✅ Google Cloud Professional Cloud Architect
🎓 We Educate Clients
Video Instructions
On using the system.
Documentation
Detailed knowledge base.
Online Support
Support via Telegram.
Staff Training
Level up your team's capabilities.
🧪 Methodology
Agile / Scrum
Flexible approach for rapid iterations.
CI/CD + Code Review
Automation and quality control at every step.
Testing
Unit, E2E, Load for product reliability.
💬 What Clients Say
"Thanks to X Developer Studio, we reduced inventory costs by 45%. They are not just coders — they are business partners."
"The team built our app in 6 weeks, something we couldn't launch for 8 months. Thank you!"
"Very professional approach and deep technical expertise. Helped us integrate complex payment APIs seamlessly."
"Responsive communication and high-quality code. They quickly understood our requirements for the mobile app."
"The new website increased our conversion rate significantly. Very happy with the result and the collaboration process."
"Flexible team that adapted to our changing needs during development. Highly recommend for complex projects."
"XDevStudio helped us launch our MVP incredibly fast. Their expertise in Node.js was crucial for our backend."
✨ Bonuses for New Clients
*For relevant projects
Contact Us
Contact Information
3rd Floor Suite 207 Regent Street W1B 3HH London, United Kingdom