CV / Resume

York Tanaka

Senior Software Engineer

Email: yorktanaka90@outlook.com

Phone: +1 (251) 250-0203

Location: Windsor, ON N8Y 3J8, Canada

LinkedIn: in/york-tanaka-5469243ab

PROFESSIONAL SUMMARY

AI Software engineer with 10 years of experience designing and delivering production-grade systems across healthcare, finance, and enterprise automation. Skilled in software architecture, system design, and full-stack development for AI applications that combine LLM backends, retrieval pipelines, and modern web interfaces built with React and Next.js. Strong backend expertise in Python, Node.js, and .NET, supported by cloud engineering capabilities across AWS, GCP, and GPU-accelerated platforms.

Experienced in building scalable microservices, event-driven systems, and distributed architectures with Terraform, Docker, Kubernetes, and CI/CD automation. Recognized for delivering secure, reliable, and high-performance applications through rigorous software testing, performance optimization, and cloud-native engineering practices.

Skills:

  • Programming Languages: Python, JavaScript, TypeScript, C#, Java, Go, SQL
  • AI & GenAI: LangChain, LangGraph, CrewAI, MCP, RAG, embeddings, semantic search, vector DBs, Pinecone, FAISS, prompt engineering, LLM routing, GPT-4/5, Claude, Mistral, Gemini, LangSmith, multi-agent workflows, STT/TTS, Retell.ai, LiveKit, Deepgram, ElevenLabs, CoreWeave, RunPod
  • Backend Development: FastAPI, Flask, Spring Boot, Django, Node.js, Express, NestJS, .NET, Prisma, GraphQL, REST API, Celery, Redis, WebSockets
  • Frontend Development: React, Next.js, TypeScript, Tailwind CSS, Context API, Zustand, Responsive UIs
  • Automation Tools & CRMs: AutoML, MLflow, Make.com, n8n, Airtable, Zoho, GHL
  • Cloud & DevOps: AWS (EBS, EC2, S3, Lambda, Step Functions, EventBridge, RDS, DynamoDB, EMR, IAM, ECS/EKS), GCP, GKE, Pub/Sub, Docker, Kubernetes, Terraform, CI/CD, GitHub Actions, Vercel, Heroku
  • Databases & Messaging: PostgreSQL, MySQL, DynamoDB, ETL pipelines, Supabase, Real-time analytics, Kafka, RabbitMQ
  • Observability & Reliability: ELK, Prometheus, Grafana, CloudWatch, Monitoring, Alerting, High Availability
  • Security & Compliance: BurpSuite, OWASP, JWT, SAML, Vulnerability Scanning, Encryption, KMS, Key Vault, SSL/TLS

EDUCATION

The University of Tokyo

Bachelor's degree, Computer Science

CERTIFICATIONS

  • Development with AI and Web Services
  • Web Development with Python Developer
  • IBM MQ on AWS Cloud Developer Essentials
  • IBM Ecosystem Cloud Native Developer Essentials
  • Cloud DevOps

KEY TECHNOLOGIES

Python
JavaScript
TypeScript
C#
Java
LangChain
LangGraph
RAG
Supabase
Pinecone
GPT-4/5
Claude
FastAPI
Flask
Django
Node.js
AWS Lambda
Express
NestJS
Laravel
React
Next.js
Tailwind CSS
AWS
GCP
Docker
Kubernetes
Terraform
CI/CD
PostgreSQL
Redis
GraphQL
Prisma
Kafka
RabbitMQ
Git

PROFESSIONAL EXPERIENCE

Next Demension

Software Engineer

March 2024 - October 2025

Windsor, Canada

  • Engineered full-cycle software development of AI applications including healthcare chatbots, document-processing pipelines, and workflow automation systems using Python, FastAPI with Pydantic schemas, Node.js, React, and Next.js.
  • Designed RAG pipelines with LangChain, vector-search services, and multi-model inference layers, reducing response latency by 40% and increasing throughput across distributed systems.
  • Integrated Prisma and Supabase for real-time data access, embeddings storage, and algorithm-driven retrieval using langgraph-driven context engineering.
  • Architected cloud-native infrastructure on AWS and GPU platforms (CoreWeave, RunPod) using Terraform and Kubernetes (EKS), improving scalability and reliability by 30%.
  • Implemented PIPEDA-aligned security controls, automated testing, and continuous monitoring to maintain high-availability production environments.
  • Provided technical support and debugging for production AI systems, reducing incident resolution time by 35% through automated testing frameworks and CI/CD pipelines.
  • Collaborated with product, design, and data science teams to define requirements and deliver compliant AI solutions.
  • Authored technical documentation, runbooks, and architectural diagrams to standardize development and onboarding.

ACS

FullStack Engineer

October 2021 - February 2024

Windsor, Canada

  • Designed backend architecture using C#/.NET, Python, and Node.js, improving API performance and reducing processing time by 25%.
  • Built event-driven systems using message queues, background workers, and asynchronous processing to support distributed workflows and real-time notifications.
  • Developed microservices deployed on AWS using Docker, CI/CD pipelines, automated testing, and infrastructure-as-code, increasing deployment reliability and reducing manual maintenance.
  • Added frontend capabilities using Next.js, GraphQL, and PostgreSQL to deliver cross-platform dashboards with improved UX and reduced load times.
  • Collaborated with product, QA, and operations teams to refine requirements, improve release quality, and streamline deployment workflows.
  • Created API documentation, deployment guides, and internal best-practice standards to streamline engineering workflows.
  • Mentored junior developers on backend architecture, code quality, and cloud deployment practices.

AlphaKOR

FullStack Engineer

October 2018 - October 2021

Windsor, Canada

  • Developed and maintained robust backend systems using Node.js, Express.js, Sequelize ORM, and MySQL, integrated with a React/Redux Saga frontend.
  • Implemented automated tasks using Linux commands and scripting, improving backend efficiency and streamlining developer workflows.
  • Engineered load balancing solutions to ensure efficient network traffic distribution, improving system performance and reliability under high load.
  • Customized and managed configuration management in Rancher, including the dynamic provisioning of persistent volumes for Kubernetes pods.
  • Contributed to the improvement of CI/CD processes by proposing and implementing alternative pipeline strategies that enhanced automation and system reliability.
  • Spearheaded the development of a marketplace platform using React, Next.js, and GraphQL.

Safeguard Global

FullStack Developer

October 2015 - September 2018

Mississauga, Canada

  • Developed full-stack web applications for e-commerce and financial platforms using JavaScript (ES6), Node.js/Express, React, and Angular.
  • Built responsive, mobile-optimized UIs using HTML5, CSS3, and SPA frameworks, improving page performance and cross-platform compatibility.
  • Designed backend services, REST APIs, and data-processing workflows using Node.js, Python, and relational databases, improving query performance and system scalability.
  • Integrated secure payment systems, authentication flows, and transaction-handling logic, reducing checkout errors and improving reliability.
  • Implemented caching, session management, and performance tuning techniques to support high-traffic environments and reduce latency by 20%.