🚀 Full Stack Engineer | AI Trainer & Problem Solver I craft high-impact software solutions—from training LLMs at Scale AI (4.5/5 user-rated outputs) to building systems that process 400K+ monthly transactions at Vitu.

2024 — 2025Scale AIAI Training Engineer | RLHF & Code Evaluation

2024 — 2025

Training LLM by crafting natural conversation between AI and user for complex coding problems in various topics (i.e. Graph, text analysis, business logic)

Reviewing code in Python, JavaScript, TypeScript, C#, Java and Go

2021 — 2023VituSoftware Developer

2021 — 2023

Los Angeles Metropolitan Area

Extending GraphQL API endpoint to serve product's feature expansion

Developing new UI functionality in Vue framework

Writing E2E tests (Codeceptjs + Puppeteer) to maintain application's functionality and performance

Configuring Jenkins CI pipeline to trigger E2E test

Technologies/Tools:

FE: Vue2, TypeScript, Quasar (UI Library)

BE: Node/TypeScript, Nest.js

DB: PostgreSQL, GraphQL

DevOps: Docker, Kubernetes, Jenkins, Google Cloud

2019 — 2021HLS GlobalSoftware Engineer

2019 — 2021

Greater Los Angeles Area

Developing timesheet data analysis application using React/Redux, Node and MySQL

Leading the development of a timesheet alert system by creating an ETL pipeline that extracts timesheet data from PracticeCS (timesheet entry software) using C# and MySQL

Designing/Implementing a Single-Sign On feature on our internal CRM app using third-party LDAP SDK for Java

Creating/optimizing complex SQL queries for extracting transaction data from MySQL database

Debugging large-scale enterprise tax return management system developed in Java (Struts2 framework)

Programming languages: JavaScript, React/Redux, Node, Java (J2EE, JSF, Spring, Spring Boot, Struts2), C#, HTML, CSS

Database: MySQL

Infrastructure: Microsoft Azure, Windows Server Active Directory

IDE: Eclipse, Netbeans, Visual Studio 2015

2017 — 2018Wix.comJapanese Market Customer Solutions Representative

2017 — 2018

San Francisco, California

Developed and maintained positive customer relations and satisfaction by offering such services as: SEO, site performance, site structure, feature requests and resolving technical difficulties.

Provided translations of Help Knowledge Base, Video Tutorials and billing solutions.

2016 — 2016AmazonProject Lead

2016 — 2016

Cambridge, MA

Led the Amazon Alexa Japanese transcription team and created detailed guidelines to ensure uniform data across the whole team and maintain high accuracy in the team’s work.

Served as team liaison between Japanese language modelers in Europe and the U.S. to align Japanese convention rules with other language model guidelines.

Developed a recruitment campaign for Amazon resulting in the hiring of ten contractors.