Senior Software Engineer and Architect

programming for 40 years (yikes!). solid fundamentals. troubleshooter. tech lead/architect. SRE-ish. solved hard legacy Heisenbugs & shipped, repeatedly. author of perf cheatsheet. writing book on HPC. US citizen, native English. highlights: ex Orbitz on core tech (JVM, GC, perf regress follow-up, ops, logs, instrum, caches, sessions, threads, db conns), research & due diligence for US State Dept on public defenses against foreign adversarial propaganda & disinfo (ie. "natsec"), game engine creator & toolmaker since kid. once built & ran small sw biz, recent client: (de facto) sys prog R&D on mem alloc latency & SEGV resilience. C on Linux. delivered new code, benchmarks, arch diagrams & report detailing how to upgrade perf & avail of their soft-realtime (micros mattered), profit-impacting backend, LatLearn: FOSS Golang latency instrum & reporting lib.