Custom Software & Product Development
End-to-end development of custom software products, platforms, and internal systems - engineered around your business, users, and technical requirements.
Software that ships.
We design, build, deploy, and maintain production-ready software - mobile, web, websites, backend, cloud, and AI.
Services
Software engineering from concept to production.
We design, build, deploy, and evolve complex digital products and software systems.
Web Applications, Platforms & Websites
High-performance web applications and websites, SaaS platforms, dashboards, customer portals, management systems, and complex browser-based products.
Mobile Applications
Native and cross-platform iOS and Android applications - from product architecture and backend development to testing, security, and store release.
Backend Engineering & APIs
Scalable backend systems, APIs, authentication, databases, business logic, real-time services, and distributed architectures built for production.
Cloud & DevOps
Production-ready cloud architecture, containerization, Kubernetes, CI/CD, infrastructure automation, monitoring, scaling, and deployment environments.
AI Engineering & Automation
AI-powered products, LLM integrations, intelligent agents, automated workflows, and AI capabilities integrated directly into existing software and business systems.
Systems & API Integrations
Reliable integrations between software platforms, third-party APIs, payment providers, enterprise systems, external services, and connected devices.
Architecture, Security & Scalability
System architecture designed for security, performance, reliability, and growth - including authentication, authorization, API security, data protection, and infrastructure design.
Continuous Development & Engineering
Long-term engineering partnerships for ongoing development, new features, modernization, performance optimization, infrastructure improvements, maintenance, and technical support.
About RYU
About RYU
From the first architecture decision to production deployment, RYU builds software with the entire lifecycle in mind. We focus on security, scalability, maintainability, and the engineering foundations required for software to operate reliably in real-world environments.
Our Stack
Technologies We Work With
A modern technology stack for building secure, scalable, and production-ready software.
Frontend
ReactNext.jsTypeScriptJavaScriptHTML5CSS3Tailwind CSS
Websites
WordPressBase44LovableShopify
Backend
Node.jsPythonFastAPIDjangoExpress.jsNestJS
Mobile
React NativeFlutterSwiftKotliniOSAndroid
Databases & Data
PostgreSQLMySQLMongoDBRedisFirebaseSupabase
Cloud
AWSGoogle CloudAzureCloudflareVercel
Infrastructure & DevOps
DockerKubernetesCI/CDGitHub ActionsLinuxNginxTerraform
APIs & Integrations
REST APIsGraphQLWebSocketsWebhooksOAuth 2.0Third-Party APIs
AI & Machine Learning
OpenAIAnthropicGeminiLLMsRAGVector DatabasesAI Agents
Messaging & Real-Time
KafkaRabbitMQRedis Pub/SubWebSocketsFirebase Cloud Messaging
Development & Monitoring
GitGitHubSentryGrafanaPrometheusPostman
Contact
Let's start a project.
Tell us about your project - we'll get back to you.