Senior Back-End Developer

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

• 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.
• Other duties, as assigned.

• 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, including navigating consoles, reading logs, and troubleshooting production issues.
• Experience and/or knowledge with front‑end languages such as JS/Type Script, HTML, CSS.
• Willingness to jump in on any project, when needed, regardless of code quality.

• Knowledge of video technologies, containers, codecs, and live streaming.
• Experience with NGINX configuration and optimization.
• Experience with Web Socket 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.

• Degree in Computer Science/Engineering or related field.
• Experience migrating or modernizing legacy PHP codebases.
• Experience with server‑side rendering architectures.
• Experience with CI/CD pipelines and automated testing (PHPUnit).

Annual Compensation Range: $135,000 - $154,000 CAD base + benefits + equity.

Note:

The salary range listed for this position is a good faith estimate based on experience, qualifications, and internal compensation structure. The actual salary offered varies depending on the candidate's skill level and experience. This posting refers to an active vacancy within the organization.

EEO Statement:
Rumble is an equal prospect employer. We promote an equal playing field where everyone has the same opportunities regardless of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability status, or any other applicable characteristics protected by law. Rumble is an active participant in the e‑verify program.

Physical Demands of the Position:
While performing the duties of this job, the employee is regularly required to sit for prolonged periods of time while using a computer and/or keyboard. The employee is required to communicate verbally and hear. The employee may be required to walk, reach with hands and arms, balance, and stoop or kneel. The employee may occasionally be required to lift and/or move up to 15 pounds.

Specific vision abilities required by this job include clarity of vision at approximately 20 inches or less (i.e., working with small objects or reading small print), including the use of computers.