Work.

• PintOSC · Kernel · ConcurrencyPriority scheduling, syscalls, and a non-busy-wait timer in an instructional OS kernel.
• Memory AllocatorC · SystemsA custom malloc/free on explicit free lists with coalescing: 85% utilization at 1,750 requests per second.85% average utilization · 1,750 requests/second
• EducaNationReact · Flask · PostgreSQL · DockerA full-stack web app serving 50k+ relational records with filtered search, joins, and sub-300ms pagination.<300ms average API response · ~70% smaller payloads · 90%+ backend test coverage