Senior Back-End Developer

Responsibilities

• Architect and implement scalable backend systems and features for a high-traffic video platform
• Design and optimize MySQL database schemas for performance at scale
• Implement and maintain caching strategies using Memcached and Redis
• Build and maintain APIs that serve client-facing applications
• Integrate user-facing elements developed by front-end developers with server-side logic
• Identify performance bottlenecks and implement optimizations for maximum speed and scalability
• Develop and maintain background tasks and data pipelines handling very large datasets
• Conduct code reviews and drive technical decisions on system design and architecture
• Maintain, refactor, and modernize legacy codebases
• Build reusable libraries and establish patterns for future development

Requirements

• 8 years of experience as a back-end developer
• 10 years of experience with object-oriented programming languages
• 5 years of experience with PHP specifically, including PHP 8+
• Strong experience with MySQL, including query optimization, indexing strategies, and schema design
• Experience with caching layers (Memcached, Redis)
• Proven ability to build and optimize systems operating at high scale and throughput
• In-depth understanding of web development and HTTP protocols
• Experience with Linux server environments
• Knowledge of front-end languages such as JS/TypeScript, HTML, CSS

Preferred Qualifications

• Knowledge of video technologies, containers, codecs, and live streaming
• Experience with NGINX configuration and optimization
• Experience with WebSocket for real-time communication
• Experience in BASH scripting and automation
• Understanding of networking fundamentals
• Familiarity with static analysis tools (e.g., PHPStan) and modern PHP coding standards

About the Company

Rumble is the Freedom-First technology platform offering a video platform, cloud services, advertising solutions, and a non-custodial cryptocurrency wallet.