Selected work
Case studies from complex production systems.
These studies document engineering work delivered by the Sellbyx team, including client engagements and Sellbyx R&D. Client identities and commercial details appear only with permission.
The engineering team now operating as Sellbyx delivered the client work documented here.
Public team history on UpworkScaling market-data delivery toward 500,000 concurrent connections
The Sellbyx team reduced per-connection overhead and redesigned real-time topic fan-out so each market update could be encoded once and shared across subscribers.
Modernizing a regulated fintech platform without stopping delivery
The Sellbyx team delivered a staged architecture and infrastructure modernization program for a live financial product with complex integrations, operational risk and an active roadmap.
Engineering a real-time voice runtime around the latency budget
A Sellbyx R&D program exploring streaming speech, contextual synthesis and model orchestration as one controllable real-time system.
Direct access to the delivery team