Lead architecture, design, and development of the Social Planner & Media Optimization platforms. Own end-to-end reliability, performance, and scalability of distributed systems. Design and maintain fault-tolerant pipelines for posting, media processing, analytics, and comment workflows. Drive modernization efforts: event-driven patterns, improved data models, and microservice decomposition. Establish a long-term technical roadmap and make impactful architectural decisions. Mentor, guide, and support backend, frontend, and full-stack engineers. Conduct meaningful code reviews and enforce engineering best practices. Collaborate with Product, Design, Data, and Support teams to deliver high-impact features. Ensure high standards in code quality and documentation. Improve posting reliability, delivery accuracy, retries, and error handling. Build and optimize dashboards for analytics, scheduling workflows, and comment moderation. Enhance media processing systems: compression, transcoding, storage, and CDN usage. Troubleshoot complex production issues and lead root cause analyses. Optimize performance across databases, search indexes, queues, and backend services. Ensure platform security, privacy, and multi-tenant isolation best practices.