Sergey Khachatryan
Full-Stack Engineer | Laravel, SaaS & Automation
New to Contra
Sergey is ready for their next project!
Mobile Proxy Infrastructure & Automation Platform
Developed a full-stack mobile proxy infrastructure platform with automated Android node deployment, centralized proxy management, gateway routing, real-time monitoring, and scalable SaaS architecture.
The system includes:
— Automated Android node installation and configuration
— Proxy gateway with SOCKS5/HTTP support
— Real-time node monitoring and heartbeat system
— Session management and IP rotation logic
— Proxy pool management and routing system
— User dashboard and admin control panel
— API integrations and automation workflows
— Traffic analytics and connection management
— Redis-based session and routing infrastructure
— High-performance backend architecture optimized for scalability
Built using PHP, Laravel, Node.js, Redis, MySQL, Linux, and custom gateway infrastructure. Focused on automation, stability, scalability, and infrastructure management.
0
60
Content Automation & Multi-Site Management Platform
Developed a scalable content automation and multi-site management platform with AI-assisted workflows, deployment automation, centralized orchestration, and analytics systems.
The platform was designed to manage large-scale content operations across multiple websites with a strong focus on automation, performance, scalability, and operational efficiency.
Implemented:
— AI-assisted content generation workflows
— Multi-site management architecture
— Deployment and publishing automation
— Queue/workers and background processing systems
— Internal API infrastructure
— Dashboard analytics and monitoring systems
— Content orchestration and scheduling tools
— Performance optimization and caching systems
— Automated operational workflows
— Scalable backend architecture and infrastructure tooling
Worked on backend systems, automation logic, infrastructure orchestration, dashboard tooling, and long-term platform optimization.
0
47
High-Load Entertainment Platform & Backoffice System
Developed a high-load entertainment platform with complex backend architecture, administrative systems, payment integrations, analytics, automation workflows, and scalable infrastructure.
Implemented a complete multi-role platform ecosystem including user management, operational dashboards, financial systems, and real-time platform monitoring.
Main features included:
— User/account management systems
— Payment and billing infrastructure
— Administrative dashboards and operational tools
— Real-time statistics and analytics
— Bonus/reward management logic
— REST API integrations
— Automation workflows and internal tooling
— Performance optimization and caching systems
— Multi-role access management
— Scalable backend architecture and infrastructure support
Worked on full-cycle platform development, optimization, deployment, and long-term maintenance with a strong focus on scalability, maintainability, reliability, and performance.
0
49
Business Automation & CRM Platform
Developed and maintained a business automation and CRM platform focused on streamlining internal workflows, document management, and operational processes.
Worked on the platform for several years, implementing automation tools, administrative systems, and workflow optimization features to improve efficiency across the business.
Implemented:
— Internal CRM and employee management systems
— Document management and digital signing workflows
— Business process automation tools
— Admin dashboards and operational panels
— Frontend calculators and interactive tools
— Custom backend logic and workflow systems
— Database optimization and performance improvements
— Long-term platform maintenance and scaling
Focused on automation, maintainability, usability, and scalable backend architecture.
0
53
PayCrypta — Crypto Payment Infrastructure Platform
Built a cryptocurrency payment infrastructure platform with merchant APIs, automated transaction processing, billing systems, and multi-network crypto support.
Developed a scalable backend architecture for handling payment verification, transaction monitoring, merchant integrations, and administrative operations.
Implemented:
— REST API infrastructure for merchant integrations
— Automated payment verification workflows
— Multi-network crypto processing
— Admin and merchant dashboards
— Transaction monitoring systems
— Billing and payment management tools
— Secure authentication and backend logic
— Performance optimization and scalable architecture
Supported multiple cryptocurrency networks and payment providers, focusing on reliability, automation, scalability, and maintainability.
0
50