About me

I love making tools to help people’s life be better. I set my job as seeking what users don’t like among our features and make them enjoy more through codes.

To do this, I always try to learn new technologies applicable to our products.

Work Experience

Full-stack Developer(Ruby on Rails) Itdaa

2020.09 ~ (Seoul, South Korea)

Skills: Ruby on Rails, Redis(Sidekiq), StimulusJS, Linux(Ubuntu), AWS(EC2, RDS, Route 53, S3), MYSQL(5.7x), Ansible

Maintain a vocational training & career share platform Itdaa. Renew Q&A service. Build B2B2C online career teaching platform for jobseekers & fresh undergraduates.

• Build customer only admin

  • Show online class(w. Zoom API) status and statistics data such as registrants count, joined registrants, and survey respondents’ data.

• Build Itdaa Original page & Job section survey feature

  • Job survey poll for class demand analysis
  • First B2C project on Itdaa application

• Renew Mentor applying page

  • Refactor legacy CSS style to BEM style

• Integrate Sass with Itdaa application

  • Introduce Pipedrive(Sales CRM), Zoom(Video streaming), Typeform(Survey poll) to optimize development leadtime.
    
    

Full-stack Developer(Javascript & SQL) Nuvent

2020.04 ~ 2020.09 (Seoul, South Korea)

Skills: Python, Javascript, React, Node.js, MySQL

Build & maintain a web application called Attracker which analyzes stores’ revenue and spendings by receipts printed data from POS.

Developing new features & statistics on an admin web application

• Maintain a web scraper built with BS4, Selenium & SQLAlchemy restaurants’ reviews.
• Create & maintain SQL stored procedures for backend API.
• Create chart dashboards with Chart.js, ApexChart for tracking restaurants’ revenue & spendings.
• Create Excel download features easy to customize their data stored at our SQL database.
• Create data integrity analysis dashboard to see if tokenized text data from POS is well preprocessed.
• Attracker (Analyizing Retail Data by POS receipt transaction.)
  
  

Backend & Machine Learning Engineer, Rawls-on

2019.10 ~ 2020.02 (Seoul, South Korea)
Join this team to build an app called ReplayMe, a web & iOS application helping people learn their 2nd language by themselves with media contents that they want to use as a context.

Skills: Python, Javascript, Django REST, MYSQL(5.7x), Keras, Tenserflow 1.xx, OpenCV, GCP

Mainly dealing with developing HPE(Human Pose Estimation) application with Python, Keras, Tensorflow. Maintaining API with Django-REST-framework.

• Preprocess STT(Speech-To-Text) data output.
• Preprocess image vector data with OpenCV to train Tensorflow Openpose.
• Build a Django REST Api backend to serve STT data ouput.
  
  

Overseas Technical Sales Engineer, T-Robotics

2017.01 ~ 2019.04 (Osan, South Korea)

Skills: PLC(Bosch Rexroth, Mitsubishi)

In charge of a key account manager for customers in China, Taiwan, the United States. Mainly dealing with on-site technical support and annual production plans by customers’ POR(Plan of Revenue)

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Education

Coding Bootcamp, WeCode

2019.07 ~ 2019.10 (Seoul, South Korea)
Graduated 3 months of intensive offline coding bootcamp learning ranging from CS knowledges, to advanced Python & Javascript skills.

Coding Bootcamp, CodeState

2019.04 ~ 2019.07 (Seoul, South Korea)
Graduated 3 months of on & off-line coding bootcamp learning vanila-Javascript.

Changwon National University

BA, English Literature & Linguistics
2009.03 ~ 2016.08 (Changwon, South Korea)
Majored in English Literature and Linguistics, specialised in Korean-English translation.