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蔡承佑 Chengyu Tsai

6+ years working experience in software development. Now work on-site in Eatpire as a backend engineer, responsible for system design, development and integration.

Familiar with Node.js, Javascript, PHP, SQL etc. 

Problem solver, team-oriented, effective communicator. Enthusiastic in coding.

Taipei,TW
[email protected]

0931-070226


技能 Skills

  • Backend: Node.js, PHP, Python
  • Frontend: Javascript(ES5, 6, 7), jQuery, HTML, CSS
  • Database: MySQL, Redis
  • Web server: Nginx, Apache
  • Testing: Selenium, Mocha
  • Version Control: Git
  • AWS: EC2(Load Balancing, Auto Scaling), RDS, DynamoDB, ElastiCache, Lambda, API Gateway, VPC, CloudFront, Cognito, SQS, SES

學歷 Education

國立台北科技大學, 碩士學位, 互動設計, 2009 - 2011

National Taipei University of Technology, 2009 - 2011

Master of Design

東海大學, 學士學位, 資訊管理, 2006 - 2009

Tunghai University, 2006 - 2009 

B.S in Information Management

經歷 Work Experience

PChome,2019 年 8 月 - 至今

Supervisor engineer

  • Plan and rebuild PChome value added services.
  • Integrate Pi Mobile payment.
  • Skills: PHP(Phalcon), MySQL, Oracle RDBMS, Redis, Git
Experiences 00 00@2x 504900dc09d82f711fdb54cf5763251cab5193a844856da978b2b8f3907ecd5a

Eatpire,2018 年 6 月 - 2019 年 7 月

Backend engineer

  • Plan, design and develop the member system and each services.
  • Provide APIs for service flow, authorization, SSO service etc.
  • Integrate Cathay Bank, ezPay online payment services.
  • Meet with PM and Sales to clarify the requirements, and define the specifications.
  • Lead and collaborate with UI designer, frontend engineer,  iOS engineer and Android engineer.
  • Skills: Node.js, MySQL, Git, AWS EC2, RDS, Lambda, API Gateway
Experiences 00 00@2x 504900dc09d82f711fdb54cf5763251cab5193a844856da978b2b8f3907ecd5a

寶悍運動平台 pb+,2016 年 9 月 - 2018 年 6 月

Backend engineer

  • Refactor the pb+ member system to improve server efficacy and lower the cost, based on 300 thousand members.
  • Integrate pb+ platform services with SAP and tixCraft.
  • Provide APIs for service flow, authorization, SSO service etc.
  • Integrate Allpay online payment services.
  • Develop customer service and operations systems.
  • Collaborate with PM, 3 UI designers, 2 frontend engineers, 2 backend engineers, 1 iOS engineer and 1 Android engineer in multi projects simultaneously.
  • Skills: Node.js, Python, MySQL, AWS EC2, RDS, DynamoDB, Lambda, API Gateway, CloudFront
Experiences 00 00@2x 504900dc09d82f711fdb54cf5763251cab5193a844856da978b2b8f3907ecd5a

CAPCOM TAIWAN,2013 年 8 月 - 2016 年 8 月

Web development team leader

  • Lead web development team to develop web services and customized web projects.
  • Meet with PM, Marketing and Sales to clarify the requirements, and define the specifications.
  • Assign tasks and ensure team capacity.
  • Design and develop new features to CAPCOM member system, and varied web applications.
  • Maintain and enhance efficacy of CAPCOM web services for 1 million members.
  • Integrate Sony PlayStation Network services.
  • Maintain and develop new features to customer service and operating systems.
  • Design and develop the CAPCOM web shop, remained stable profit since lunched and has brought more than 100 million revenue.
  • Made plans for web projects to ensure operating goals.
  • Skills: PHP(CodeIgniter), MySQL, Redis, Javascript, jQuery
Experiences 00 02@2x d08cb731546334ac3e784c5845e368719bba256a127be86e720a634d798b8bb9

Gorilla,2012 年 12 月 - 2013 年 8 月 

QA engineer

  • Software project/product installation & environment set up. 
  • Prepare test cases and perform testing. 
  • First-line technical support to customers.
  • Skills: Python, Selenium
Experiences 00 02@2x d08cb731546334ac3e784c5845e368719bba256a127be86e720a634d798b8bb9

專案 Projects

Eatpire 美食社群與回饋平台

連結

規劃美食回饋平台架構與資料庫,並開發RESTful API。


使用技術:

Node.js﹑MySQL﹑AWS EC2﹑AWS RDS﹑serverless﹑AWS Lambda﹑AWS API Gateway

Paragraph image 00 00@2x ebb59a6d9adb03673d06762584bb6a0cc401a7cc4bd081bb82ce6f841d95aa2b

CAPCOM 線上商城

連結

遊戲道具販售系統與資料庫規劃開發,上線後穩定運作且營收超過一億元。


使用技術:

PHP、CodeIgniter、MySQL、Javascript、jQuery、HTML、CSS

Paragraph image 00 00@2x ebb59a6d9adb03673d06762584bb6a0cc401a7cc4bd081bb82ce6f841d95aa2b

pb+ 會員系統

為降低成本與伺服器負載,在原有30萬會員架構下,規劃並開發相容於原有架構的會員系統。


使用技術:

Node.js﹑MySQL﹑AWS EC2﹑AWS RDS

Paragraph image 00 00@2x ebb59a6d9adb03673d06762584bb6a0cc401a7cc4bd081bb82ce6f841d95aa2b

pb+ 線上運動賽事直播

規劃架構與資料庫,並開發RESTful API,2017球季線上同時觀看人數達3萬人。


使用技術:

Node.js﹑MySQL﹑AWS EC2﹑AWS RDS﹑AWS DynamoDB﹑AWS CloudFront

Paragraph image 00 00@2x ebb59a6d9adb03673d06762584bb6a0cc401a7cc4bd081bb82ce6f841d95aa2b

pb+ 運動募資

規劃資料庫與Serverless架構,開發API。上線後首個專案「百轟募百萬」,成功為「球芽基金會」募得100萬元募款。


使用技術:

Node.js﹑MySQL﹑serverless﹑AWS Lambda﹑AWS API Gateway﹑AWS RDS﹑AWS DynamoDB

Paragraph image 00 00@2x ebb59a6d9adb03673d06762584bb6a0cc401a7cc4bd081bb82ce6f841d95aa2b
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