Kevin Lewis

Projects

Applied projects and practice-based case studies focused on cloud platforms, responsible GenAI systems, agentic workflows, and evidence-based technical decision-making.

Applied Projects

Concrete builds with real constraints: cloud delivery, AI-assisted workflows, retrieval, evaluation, cost controls, and human-in-the-loop design.

GenAI Portfolio Assistant

Applied

An evidence-based assistant embedded in this site, designed to answer questions about my experience and projects while avoiding unsupported claims.

GenAIRAGGuardrailsNext.js
  • Evidence-bound answers
  • Refusal + redirect patterns
  • Curated knowledge

Status: Active

OtaskuScout

Applied

A full-stack agentic job-search platform that ingests Gmail job alerts and manual postings, deduplicates opportunities, evaluates role fit, and generates human-approved recommendations.

Agentic AIHuman-in-the-loopDeep Fit AnalysisLLM EvaluationToken/Cost TrackingNext.jsPostgreSQLRedis/CachingOpenAI APIGmail IngestionDecision Learning
  • Persistent agent runs with status, summaries, timing, token usage, and estimated cost
  • Task proposals with pending, approved, dismissed, and completed outcomes
  • Human-approved recommendations before changing job status

Status: Active / Building

OtaskuLang

Applied

A mobile-first AI language practice app that generates a daily Bento of personalized learning cards for Japanese, Spanish, and Korean.

AI Language LearningMobile AppExpoReact NativeOpenAI APISupabase AuthNeon PostgresRedis/CachingGenerated Content
  • AI-generated Daily Bento packs with vocabulary, grammar, story, quiz, speaking, listening, and practice cards
  • Language onboarding and level-based preferences for Japanese, Spanish, and Korean
  • Text-only AI conversation practice with corrections, vocabulary suggestions, and recap generation

Status: Active / Building

OtaskuAI

Applied

An anime recommendation project exploring retrieval, similarity, and ranking with practical UX and explainability.

RecommendersEmbeddingsSearchUX
  • Similarity + ranking
  • Explainable recs
  • Dataset-driven

Status: Planned / Building

ParaAIS

Applied

An interactive, narrative-driven paranormal experience designed for people who love the uncanny—exploring how belief, evidence, and ambiguity shape perceived reality.

Narrative AIInteractive ExperienceTrustAmbiguitySystem Design
  • Paranormal experience design
  • Belief vs evidence mechanics
  • Narrative constraints

Status: Concept / Prototype

Case Studies

Independent, practice-based write-ups focused on constraints, decisions, and tradeoffs. These are based on small-scale projects or publicly available material—not employer-specific implementations.