Billy Flatman
Co-founder & Lead Developer @Vuall Ltd
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WORK HISTORY
Co-founder & Lead Developer @Vuall Ltd
Swansea, GB
Founded and led development of Vumor, a cloud-native video platform enabling multi-angle playback with seamless real-time switching. Designed and delivered the full technical architecture, spanning backend services, streaming pipelines, and front-end experience.Built adaptive HLS pipelines with Node.js, TypeScript, Express, FFmpeg (GPU acceleration, H.264/H.265, AV1) for synchronized multi-camera playback.Designed cloud-native infrastructure with Docker, Traefik, AWS (S3, Lightsail), Cloudflare R2, using blue/green deployments for zero-downtime releases.Implemented secure resumable uploads, subscription management, and payment integration for a scalable revenue model.Delivered automated multi-camera editing workflows and custom playback synchronization with Hls.js and Webpack.Applied LLM engineering concepts to prototype AI-assisted features, including intelligent metadata/tag generation, automated content summarisation, and agentic workflows for enhanced discovery. Leveraged skills in prompt design, RAG (retrieval augmented generation), context-window optimisation, and multi-shot prompting.
EDUCATION
Ffynone House School
High School
Swansea Metropolitan University
Bachelor's Degree, Computing and Information Systems
SKILLS
ABOUT BILLY FLATMAN
Full-stack developer with 15+ years’ experience and 5+ years in lead roles, delivering large-scale, cloud-native applications. Strong expertise in Node.js.NET, TypeScript, and modern JavaScript frameworks, with a proven track record in video streaming, microservices, and high-performance cloud infrastructure. Skilled at leading cross-functional teams, defining technical architecture, and driving projects from concept to deployment. Advocate of Docker, Kubernetes, AWS, and CI/CD to ensure scalability, reliability, and rapid delivery.Currently expanding into applied AI/LLM engineering, with hands-on projects in RAG, agent workflows, and intelligent video content discovery.
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