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Back-end Engineer
4-6 years
6-10 years
10-15 years
More than 15 years
Avatar of Wang Chunshan.
Avatar of Wang Chunshan.
Data Engineer @TSMC 台積電
2022 ~ Present
資料分析師、演算法工程師、軟體工程師、軟體專案管理
Within one month
Chun Shan, Wang [email protected] SUMMARY I'm a skilled software engineer, experienced in NLP and Data Engineering for over 4 years. I've delivered dependable solutions across commercial, educational, and psychological counseling domains. Expertise lies in deploying stable systems, ensuring valuable and trustworthy development. My background seamlessly integrates data and machine learning for comprehensive solutions. KEYWORDS: Python, NLP/NLU, Backend, Data, CI/CD, kubernetes, JAVA Spring, EXPERIENCE Data Engineer,now, TSMC I Build and improved the Python/JAVA services, including caching service with mongoDB and Redis, monitoring
Backend Development
NLP
Python
Employed
Ready to interview
Full-time / Interested in working remotely
4-6 years
國立中央大學 National Central University
網路學習科技研究所
Avatar of the user.
Avatar of the user.
Past
後端工程師 @Beyond Cars
2023 ~ 2023
後端工程師
Within one month
MongoDB
MySQL
PostgreSQL
Unemployed
Ready to interview
Full-time / Interested in working remotely
6-10 years
輔仁大學
工商心理學
Avatar of 陳閔致.
Avatar of 陳閔致.
Past
外包-全端工程師 @艾力克電機
2023 ~ 2023
前端工程師、後端工程師、全端工程師
Within two months
研究案,ICD國際疾病碼之人工智慧學習的產學合作案子。加入時案子已經有一定進展,主要是跟學長們一起思考如何加速演算法的流程。 SideProject 時數填寫平台 開發一個能幫助學生填報時數的平台,每天會自動化啟動一次這項服務。平台主要是透過
Word
Excel
程式設計
Unemployed
Ready to interview
Intern / Interested in working remotely
4-6 years
國立雲林科技大學
資訊管理系
Avatar of the user.
Avatar of the user.
Sr. Full Stack Engineer @類神經網路股份有限公司
2021 ~ Present
資深程式設計師
Within one month
Android
Windows
Linux
Employed
Ready to interview
Full-time / Interested in working remotely
6-10 years
輔仁大學 Fu Jen Catholic University
Computer Science and Information Engineering
Avatar of the user.
Avatar of the user.
Past
android工程師/後端工程師/資深工程師 @迅智網路
2021 ~ 2024
Within one month
python
FastAPI(Python)
Unemployed
Ready to interview
Full-time / Interested in working remotely
6-10 years
長庚大學
電機工程研究所, undefined
Avatar of 劉岳宬.
Avatar of 劉岳宬.
主任工程師 @創奕能源科技股份有限公司
2023 ~ Present
軟體工程師
Within one month
網IoT MQTT :整合 JavaScript 與 Python,實現 MQTT協議連線,建立即時通訊機制,應用於多種情境。 5.JavaScript 貪食蛇遊戲:開發 JavaScript 貪食蛇遊戲,藉此練習演算法和語法,展現對 JavaScript 的深入理解和實際應用。 前端技術: 1.使用 HTML、CSS 開發具有響應式設計(RWD)的前端網頁,確保在不同
Javascript(ES6)
Node.js
React.js
Employed
Ready to interview
Full-time / Interested in working remotely
10-15 years
大華科技大學
電子工程系
Avatar of 梁賦康 (Foo-Hong, Leong).
Avatar of 梁賦康 (Foo-Hong, Leong).
Product Manager @東元電機股份有限公司 (TECO Electric & Machinery Co. Ltd.)
2023 ~ 2023
Data Scientist, Data Analyst, Machine Learning Engineer
Within one month
4. Project Leader Assistant Researcher • 東元電機股份有限公司 (TECO Electric & Machinery Co. Ltd.) FebruaryDecemberIndustrial Induction Motor Designer 2. R&D 3. Quotation and Engineering Consultant 4. Instructor of Oversea's Quotation and Engineering Department Side Project Genetic Algorithm Electrical Motor Design Program This project is going to establish a program that can maximize the power density of electrical motor. This program can automatically design an electrical motor that has a lighter weight but the highest efficiency. Initialization: The motor design parameters become the genetic parameters
Python
Power BI
Data Analytics
Employed
Ready to interview
Full-time / Interested in working remotely
6-10 years
國立成功大學 National Cheng Kung University
Mechanical Engineering
Avatar of Takashi Nakamura.
Avatar of Takashi Nakamura.
Past
SENIOR SOFTWARE ENGINEER @RIKKEISOFT TOPTECH INFORMATICS K.K
2020 ~ 2023
Senior Full Stack Developer
Within one month
Takashi Nakamura Irabayashi, Nagasaki,, [email protected] Experienced Senior Software Engineer with a proven track record of delivering high-quality software solutions. Possessing 5 years of freelancing experience and 7 years of full-time work experience, with expertise in developing scalable and maintainable applications using modern technologies. Proficient in multiple programming languages including Java, Python, and JavaScript, with extensive knowledge of software design patterns, algorithms, and data structures. Skilled in collaborating with cross-functional teams to deliver projects on time and within budget. Adept at identifying and solving complex technical problems, with a strong
Web Development
Software Development
Full Stack Development
Unemployed
Ready to interview
Full-time / Remote Only
10-15 years
The University of Tokyo
Computer Science
Avatar of Chang, Chung-Ho.
Avatar of Chang, Chung-Ho.
Senior Software Engineer @CPC Corporation, Taiwan
2018 ~ Present
Sr. Software Engineer, Project Manager
Within two months
as an internal technical instructor, elucidating advanced features of C#. I optimized database tables for normalization while meeting web presentation needs, enhancing system stability without the need for constant oversight. At Neux, I utilized Java and JavaScript to integrate the Google Maps library and AI shortest path algorithms, providing time-efficient travel routes. My responsibilities included internal system maintenance, Corporate Client System establishment involving HTTPS certificate setup, automated deployment of web applications, creating high-availability architectures, vulnerability scanning patching, and project load testing. My inclination towards problem-solving led me to be among the earliest
C#.NET development
T-SQL
Vue.js
Employed
Ready to interview
Full-time / Interested in working remotely
6-10 years
San Diego State University
Avatar of 喬康豪.
Avatar of 喬康豪.
全端工程師 @中冠資訊股份有限公司
2021 ~ Present
網站後端工程師
Within one month
回傳至操控台進行自動避碰。 工作項目: (1) 物件辨識:利用yolo模型進行河面上之障礙物辨識 (2) 物件追蹤:利用深度學習追蹤演算法(Siames RPN)進行高速追蹤 (3) 追蹤優化:辨識結果結合Kalmam filter進行優化 youtube字幕資料收集:將內影片嵌字幕轉換成文字,生成語
Vue.js
Node.js / Express.js
k8s
Employed
Ready to interview
Full-time / Interested in working remotely
6-10 years
清華大學 National Tsing Hua University
核子工程 nuclear engineering

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Within one month
Senior Software Engineer
Logo of iKala 愛卡拉互動媒體股份有限公司.
iKala 愛卡拉互動媒體股份有限公司
2023 ~ 2024
Taipei, 台灣
Professional Background
Current status
Unemployed
Job Search Progress
Open to opportunities
Professions
Back-end Engineer, Python Developer, Big Data Engineer
Fields of Employment
Big Data, Software, SaaS / Cloud Services
Work experience
6-10 years
Management
None
Skills
Python
GCP
Algorithms
JavaScript
FastAPI
Django
BigQuery
Docker
Google Analytics
Ad Tracking
Git
NLP
Backend Development
Go
Gin
Unit test
Web Crawling
Languages
Chinese
Native or Bilingual
English
Intermediate
Job search preferences
Positions
Data engineer / Backend engineer / Software engineer
Job types
Full-time
Locations
台灣台北
Remote
Not interested in working remotely
Freelance
No
Educations
School
國立成功大學
Major
資訊工程
Print

Chun-Han Yu

Senior Software Engineer

- I'm Willy, a seasoned software engineer with seven years of expertise in data collection, specializing in web crawling and Ad tracking for user behavior analysis. My primary working languages are Python and Golang.
- My standout skill is simplifying complex problems. In my role as a Senior Backend Engineer at Tagtoo, I had the chance to enhance the algorithm and streamline the user unification process within our ETL system. This led to an impressive 80% to 90% cost reduction on Google Cloud Platform (GCP).

  Taipei City, Taiwan

    

Work Experience

Senior Backend Engineer  •  iKala

2023/05 - 2024/01

- Traced legacy module and providing a profiling report to identify performance bottlenecks after one week of joining the company. Revamped the documentation for the legacy module after few weeks, such as comprehensive flow charts.
- Led the redesign of the architecture and algorithms for a user data online-offline integration system, including the development of a successful Proof of Concept (POC). Contributed to significant improvements in the system's data processing speed, enhancing overall efficiency.
- Managed and developed microservices within the iKala CDP platform, including a microservice responsible for extracting user behavior data from BigQuery.
- Collaborated with Product Managers to clarify details outlined in the Product Requirements Document (PRD). Translated the requirements specified in the PRD into a corresponding Technical Design, ensuring seamless alignment between product needs and technical implementation.

Senior Backend Engineer  •  Tagtoo

2021/12 - 2023/05

- Played a key role in maintaining and developing the ETL (Extract, Transform, Load) system for Tagtoo tracking, ensuring the smooth and efficient processing of data.
- Optimized the algorithm and streamlined the process of  user unification system within Tagtoo tracking. This improvement led to a 80% to 90% reduction in the system's cost on Google Cloud Platform (GCP).
- Enhanced the performance of the Facebook S2S system, responsible for delivering user behavior data to Facebook. Through algorithm optimization, the processing time and message volume in PubSub were reduced by an impressive 50%.
- Implemented Poetry as a replacement for pip in Python, effectively reducing third-party dependency issues and streamlining the development process.

Backend Engineer  •  Tagtoo

2016/07 - 2021/12

- Designed and developed Keyword Feed System on GKE (Google Kubernetes Engine) leveraging web crawlers and machine learning techniques. This System reduced the time required for advertising operators to brainstorm and select keywords for Google Ads campaigns.
- Integrated the Google Ads API into Tagtoo API Gateway System, enabling retrieval of advertising campaign results for internal dashboard.

Software Engineer •  Tagtoo

2016/01 - 2021/12

- Developed and maintained Python parsers for hundreds of e-commerce websites, composing advertising product feeds and ensuring accurate data retrieval.
- Maintained and improved the Django server responsible for handling advertising product feeds. Successfully developed new advertising product feeds, including the Google Merchant Center product feed.
- Trained a machine learning model for predicting product categories. Deployed the model as a Flask server, resulting in improved performance of Google Ads advertising campaigns.
- Collaborated closely with sales and advertising operators to identify and troubleshoot issues related to low advertising performance.
- Integrated various third-party data collection APIs, including Google Ads, Facebook Pixel, and Google Analytics.

Education

2010 - 2014

National Cheng Kung University

Computer Science and Information Engineering

Skills


  • Python, Go, SQL, JavaScript
  • GCP (GKE, PubSub, BigQuery, GAE, GCE, Cloud SQL, Cloud Functions...)
  • FastAPI, Django, Gin, Rest API
  • unit test, E2E testing, pytest, testify, 
  • Docker, Kubernetes
  • MySQL, Cloud Firestore
  • Git, Github, GitFlow
  • NLP, Machine Learning

Languages


  • Chinese - Native or bilingual proficiency
  • English - Professional working proficiency
Resume
Profile

Chun-Han Yu

Senior Software Engineer

- I'm Willy, a seasoned software engineer with seven years of expertise in data collection, specializing in web crawling and Ad tracking for user behavior analysis. My primary working languages are Python and Golang.
- My standout skill is simplifying complex problems. In my role as a Senior Backend Engineer at Tagtoo, I had the chance to enhance the algorithm and streamline the user unification process within our ETL system. This led to an impressive 80% to 90% cost reduction on Google Cloud Platform (GCP).

  Taipei City, Taiwan

    

Work Experience

Senior Backend Engineer  •  iKala

2023/05 - 2024/01

- Traced legacy module and providing a profiling report to identify performance bottlenecks after one week of joining the company. Revamped the documentation for the legacy module after few weeks, such as comprehensive flow charts.
- Led the redesign of the architecture and algorithms for a user data online-offline integration system, including the development of a successful Proof of Concept (POC). Contributed to significant improvements in the system's data processing speed, enhancing overall efficiency.
- Managed and developed microservices within the iKala CDP platform, including a microservice responsible for extracting user behavior data from BigQuery.
- Collaborated with Product Managers to clarify details outlined in the Product Requirements Document (PRD). Translated the requirements specified in the PRD into a corresponding Technical Design, ensuring seamless alignment between product needs and technical implementation.

Senior Backend Engineer  •  Tagtoo

2021/12 - 2023/05

- Played a key role in maintaining and developing the ETL (Extract, Transform, Load) system for Tagtoo tracking, ensuring the smooth and efficient processing of data.
- Optimized the algorithm and streamlined the process of  user unification system within Tagtoo tracking. This improvement led to a 80% to 90% reduction in the system's cost on Google Cloud Platform (GCP).
- Enhanced the performance of the Facebook S2S system, responsible for delivering user behavior data to Facebook. Through algorithm optimization, the processing time and message volume in PubSub were reduced by an impressive 50%.
- Implemented Poetry as a replacement for pip in Python, effectively reducing third-party dependency issues and streamlining the development process.

Backend Engineer  •  Tagtoo

2016/07 - 2021/12

- Designed and developed Keyword Feed System on GKE (Google Kubernetes Engine) leveraging web crawlers and machine learning techniques. This System reduced the time required for advertising operators to brainstorm and select keywords for Google Ads campaigns.
- Integrated the Google Ads API into Tagtoo API Gateway System, enabling retrieval of advertising campaign results for internal dashboard.

Software Engineer •  Tagtoo

2016/01 - 2021/12

- Developed and maintained Python parsers for hundreds of e-commerce websites, composing advertising product feeds and ensuring accurate data retrieval.
- Maintained and improved the Django server responsible for handling advertising product feeds. Successfully developed new advertising product feeds, including the Google Merchant Center product feed.
- Trained a machine learning model for predicting product categories. Deployed the model as a Flask server, resulting in improved performance of Google Ads advertising campaigns.
- Collaborated closely with sales and advertising operators to identify and troubleshoot issues related to low advertising performance.
- Integrated various third-party data collection APIs, including Google Ads, Facebook Pixel, and Google Analytics.

Education

2010 - 2014

National Cheng Kung University

Computer Science and Information Engineering

Skills


  • Python, Go, SQL, JavaScript
  • GCP (GKE, PubSub, BigQuery, GAE, GCE, Cloud SQL, Cloud Functions...)
  • FastAPI, Django, Gin, Rest API
  • unit test, E2E testing, pytest, testify, 
  • Docker, Kubernetes
  • MySQL, Cloud Firestore
  • Git, Github, GitFlow
  • NLP, Machine Learning

Languages


  • Chinese - Native or bilingual proficiency
  • English - Professional working proficiency