Sammy
Flagship product · live
A cross-platform sports scientist for training, recovery, nutrition, and high-context coaching conversations.
Product direction, sports-science systems, mobile UX, subscriptions, health data, and release operations.
Portfolio
Public projects link to their source. Private products are presented as case studies: the problem, my role, the system boundary, and the work required to ship responsibly.
Founder/operator · Cognition Ambassador · sports scientist
Flagship product · live
A cross-platform sports scientist for training, recovery, nutrition, and high-context coaching conversations.
Product direction, sports-science systems, mobile UX, subscriptions, health data, and release operations.
Private system · case study
Applied AI operations where autonomous work, approvals, reporting, and generated client artifacts have to survive real review.
Desktop and native mobile surfaces, durable streaming chat, human approvals, reporting contracts, and release safeguards.
Private product · live
A homeowner and contractor marketplace designed around estimates, project visibility, vendor coordination, and payment-ready handoffs.
Conversion UX, marketplace operations, Supabase-backed workflows, notifications, and production quality gates.
Private product · live
Competition operations software for registration, workout publishing, scoring, scheduling, and live event coordination.
Event workflow design, role-based operations, leaderboards, feature flags, and release validation.
Private systems work
Cross-platform health and performance work spanning athlete context, wearables, nutrition, workouts, authentication, and messaging.
iOS, Android, Flutter, React Native, service contracts, production diagnostics, and evidence-gated releases.
Public system
A ticket-to-reviewed-work rail for coordinating coding systems without losing scope, ownership, or proof.
Shell, workflow contracts, review gates, and bring-your-own-runner support.
Public project
An agent development environment for operating a fleet of coding systems from desktop and mobile.
TypeScript, multi-runner workflows, orchestration, and developer experience.
Public project
A focused harness for evaluating and operating small language models with reproducible feedback loops.
Rust, model evaluation, harness design, and deterministic checks.
Public project
A Python workflow that turns saved links into reusable builder skills instead of a forgotten reading queue.
Python, knowledge capture, repeatable workflows, and practical automation.
Selected public contributions
Contribution and triage work on a cross-platform personal assistant with attention to runtime and workflow quality.
TypeScript, issue triage, CI, runtime validation, and contribution discipline.
Developer tool
A compact code-analysis and feedback utility built around fast review loops.
TypeScript, static analysis, feedback UX.
Education tool
Career decision support for fitness professionals evaluating roles and pathways.
Editorial UX, career mapping, resource design.
Knowledge system
A practical guide for turning AI-system concepts into operational building blocks.
TypeScript, information architecture, technical education.