Takashi Narikawa - @fukubaka0825 / @wapper0825

Skill/Interest

SRE/Devops
MLOps/Data Engineering
Go/Python/Shell Script
Container(Docker/Kubernetes/AWS ECS)
Cloud Infrastructure Design(AWS/GCP/Terraform)
Application Design(OOP,DDD)
Policy as Code(OPA/Rego/Conftest)
XR Tech(Unity/Blender/3D Modeling)

Career

Site Reliability Engineer at Match Group (eureka, Inc.) (March, 2020〜)
- Online Dating Service ( Number of Users Over 10 million, 3 Regions) Pairs and Pairs Engage
  - Replace Infra Delivery Process(Terraform, Terraform Cloud, Github Actions)
  - AWS ECR vulnerability scan and workflow(AWS ECR, Confluence)
  - Self-Service with BotOps and CIOps(AWS Lambda, Serverless Framework, Slack, Github Actions)
  - Introduction of Postmortem template and PlayBook(RunBook)(Confluence)
  - Replace incident response system with Slack ChatBot
  - Migration of Pairs Engage server from AWS EC2 to FARGATE(Go, AWS, Datadog)
  - Migration and Encryption of User Message Data from RDS to DynamoDB(Go, AWS, Datadog)
  - Design and Implementation of Data Lifecycle Policy System(Go, AWS, GCP, BigQuery)
  - Migration of Pairs Batch server from AWS EC2 to FARGATE(Go, AWS Lambda, AWS Fargate, Serverless Framework, Terraform)
  - Migration app/user log infrastructure from Fluentd(td-agent) to AWS Firelens & Fluent bit
  - Support Data Platform Migration Project(AWS Kinesis Firehose, Fivetran Connector, Amazon EC2 Bastion)
  - Introduction of Image moderation/fraud image detection with GPU Inference(Amazon EKS, Kubernetes, Nvidia, Cuda, Pytorch)
  - Introduction of GitOps (Argocd, Github Actions, OIDC with AWS provider)
  - Introduction of Policy as Code to automate terraform code-review process(Conftest, OPA, Rego)
Backend Engineer at Wano Co.,Ltd. (Feb, 2019〜Feb, 2020)
- Music delivery system VideoKicks
  - Development/Operation of APIs (Go, Clean Architecture)
  - Introduction and Enlightenment of CD with Gitops (CircleCI)
  - Introduction and Enlightenment of IaC (AWS, Terraform)
  - Introduction and Enlightenment of ChatOps (Slack)
  - Preliminary investigation and design of search infrastructure(Elasticsearch, Kibana)
  - Facilitation of US project
- Shop recommend system of Point Mall
  - Development of APIs (Go, Nginx, Clean Architecture)
  - Data source design (Mysql, Redis)
  - Overall infrastructure design and implementation (AWS, Terraform, Fluentd)
  - Production operation of application container(AWS ECS, Docker)
System Engineer at Mizuho Information & Research Institute, Inc. (Apr, 2018 〜 Jan, 2019)
- International payment core system (Mainframe)
  - Project leader of Swift system-compliant projects (Requirement definition, Basic design)
  - Regular maintenance(PL/I, JCL)

Strengths

Ability of SRE to design and implement systems/operations with considering non-functional requirements such as SLI・SLO/Performance/Observability/Monitoring/Logging/Capacity planning/Cost/Security/Privacy perspectives(with Design Doc/Production Readiness Checklist)
Ability to build resilient and low-effort system with Cloud(AWS/GCP) infrastructure (IaC,Policy as Code with OPA/Rego/Conftest,Best Practice) and implement applications at the production level(Go,OOP,DDD)
Ability to operate containers in production environments using Kubernetes/AWS ECS, etc.
Ability to raise the knowledge baseline of the team and the company through workshops and proactive knowledge sharing
Ability to conduct systematic learning in areas in which they have no experience and to plan and execute significant projects.
Ability to involve stakeholders as necessary, clarify the project background, outcomes, and acceptance conditions, and develop a schedule for execution.

Contribution

OpenSource Contributions

GitHub

tffmtmd
tffmtmd formats HCL source code block in Markdown. detects fenced code & formats code.
terraform-elasticsearch-and-kibana-on-ecs
terraform-elasticsearch-and-kibana-on-ecs
terraform-aws-lambda-proxy-integration
terraform public module to make Lambda and proxy API Gateway
dynamodb-export-to-s3-with-athena
dynamodb-export-to-s3-with-athena
LeetCodeInGo
LeetCode in Go