~kuriyosh@portfolio:~
kuriyosh

$ cat ./intro.txt

> Hi, I'mkuriyosh

Engineer @ Next Finance Tech, Inc.

terminal

$ whoami

> Software Engineer passionate about building web applications

$echo $INTERESTS

> ["Blockchain", "Cloud", "Web development"]

$ _|

#About

>Software engineer interested in blockchain technologies like Solana, Ethereum, and Canton. Currently operating validator nodes for staking services as an SRE.

>My strengths are full-stack web development with TypeScript and Next.js, and cloud infrastructure on AWS backed by my experience as an AWS support engineer. Former Node.js Core Collaborator.

#Experience

Engineer

Jul 2025 - Present

@ Next Finance Tech, Inc.

As an SRE at a staking service provider, I operate and improve cloud infrastructure including validator nodes, covering monitoring, security, availability, and CI/CD. I also work as a web engineer on the staking service, developing both the frontend and backend.

AWSTypeScriptNext.jsTerraformBlockchain

Part-time EngineerSide

Mar 2024 - Present

@ Mantra Inc.

I mainly work on frontend development with Vue for a manga translation platform, along with API implementation using Python and Django, and cost and performance improvements of the existing AWS infrastructure. I also support engineering recruitment.

Vue.jsPythonDjangoGraphQLAWS

Freelance EngineerSide

Aug 2020 - Present

@ Self-employed

As a sole proprietor, I take on contract development projects from multiple companies. I provide consulting from the idea stage to development, and build and operate small web applications mainly with serverless architectures.

AWSNode.jsTypeScriptNext.jsVue.js

Software Engineer

Aug 2021 - Jun 2025

@ Yuimedi, Inc.

As the first full-time engineer, I developed a medical data cleansing desktop app with Electron and NestJS, and a text-to-SQL solution using LLM frameworks. I also clarified feature requirements with the product manager, designed the product with designers, ran QA with automated testing tools such as Playwright, and provided technical support to the CS team.

Next.jsTypeScriptReactElectronNode.jsNestJSGraphQLLLMLangChainAWS

Part-time EngineerSide

Oct 2021 - May 2025

@ Next Finance Tech, Inc.

As the frontend team lead for a crypto asset lending service, I was responsible for service design, technology selection, project management, and mentoring junior engineers.

Next.jsTypeScriptAWS

Node.js Core CollaboratorSide

2022 - 2023

@ Node.js (OSS)

As a Node.js Core Collaborator, I mainly worked on improving test quality around the network libraries.

Node.jsJavaScript

Support Engineer

Apr 2019 - Jul 2021

@ Amazon Web Services (AWS)

I provided technical support to enterprise customers, investigating service features and performance, resolving technical issues, and advising on architecture design. I mainly handled inquiries related to core AWS services and Microsoft products.

AWSEC2Windows ServerTroubleshootingCustomer support

M.Eng. in Computer Networks

Apr 2017 - Mar 2019

@ Osaka University

Graduate School of Engineering

B.Eng. in Computer Science

Apr 2013 - Mar 2017

@ Osaka University

School of Engineering

#Skills

// Blockchain

  • - Solana
  • - Ethereum
  • - Canton

// Frontend

  • - Next.js
  • - TypeScript
  • - Vue

// SRE

  • - Cloud
  • - Monitoring
  • - Performance Tuning

// Certifications

- AWS Certified Solutions Architect

#Contact

$ echo "Let's connect!"

GitHub->Twitter->LinkedIn->