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Avatar of 簡志軒.
Active
Avatar of 簡志軒.
Active
簡志軒
Senior Software Engineer @Innova Solutions Taiwan
・
2022 ~ Present
Back-End / Full Stack Web Developer
Within one month
Chih-Hsuan (Peter) Chien - Seasoned C# developer adept at navigating and enhancing complex systems, with a track record of success in managing and troubleshooting large-scale applications. - Experience in Architect , Refactoring , and Redesigning legacy applications. - Experience in software development models like Agile(SCRUM) , TDD , DDD for Client-Server, Multi-Tier application. - Spearheaded extensive software development using C#, .NET, .NET Core, .NET Framework, MVC, Web API, JavaScript, JQuery, HTML5, Bootstrap, CQRS Pattern, and MediatorR. - Lead the advocacy for Clean Code, Object-Oriented Programming(OOP), SOLID Principles, Design Patterns, and Clean Architecture .
Android app Developer
Java
boostrap
Employed
・
Ready to interview
Full-time / Interested in working remotely
4-6 years
Fu Jen Catholic University
・
Computer Science
1,000+
Avatar of the user.
Avatar of the user.
Available for paid companies
Data Analyst & IoT Software Developer @FARAZ ERTEBAT
・
2021 ~ Present
Computer Vision / Deep Learning
Within one month
C#
C/C++
MySQL
Employed
・
Open to opportunities
Full-time / Interested in working remotely
4-6 years
University of Qom
・
Information Technology | Face Recognition
Avatar of Jessie Chin.
Avatar of Jessie Chin.
Jessie Chin
程式設計師 @國立台灣師範大學 心理與教育測驗研究發展中心
・
2019 ~ Present
C#.net Development 全端/後端工程師/.Net 工程師
Within two months
金佳慈 (Jessie Chin) .Net C# Developer • [email protected] 【勇於嘗試以及時時刻刻都在學習的工程師】 從國外留學回來第一份工作就是與程式設計相關，接觸過許多不同的產業並於任職期間完成數個專案。無論是維護現有系統還是從零開始的建置都有著手接觸
HTML
CSS
JQuery
Employed
・
Open to opportunities
Full-time / Interested in working remotely
6-10 years
Full Sail University
・
Game Design
Avatar of Hariyansah Eko Santoso.
Avatar of Hariyansah Eko Santoso.
Hariyansah Eko Santoso
Fullstack Developer @PT. CPLUSco Asri Jaya
・
2020 ~ Present
Backend Developer
More than one year
Experience in Software Development. Work multiple tech stack such as Go ,PHP, Javascript / Typescript, React, NodeJS, C#, ASP.NET Core, Mysql, Postgresql Skills Laravel Framework ASP.NET Core Postgresql MySQL Golang React.js Node.js / Express.js TypeScript Github JavaScript Docker C# SQLServer PHP Languages English — Intermediate Work Experience Fullstack Developer PT. CPLUSco Asri Jaya MayPresent Job Description: Developing new features on internal ERP application including bug fixing Create and developing new features for ecommerce site. Development using Laravel, React, NodeJS, Golang Fullstack Developer PT Serayu Teknologi Indonesia
Laravel Framework
ASP.NET Core
Postgresql
Employed
Full-time / Remote Only
6-10 years
Universitas Stikubank
Avatar of the user.
Avatar of the user.
Available for paid companies
C# Developer @Parshan Co
・
2013 ~ 2015
More than one year
Material Design
React Native
Programming
Full-time / Not interested in working remotely
6-10 years
Islamic Azad University
・
Software computer engineering
Avatar of the user.
Avatar of the user.
Available for paid companies
Freelancer @SOHO
・
2013 ~ Present
Software Developer
More than one year
HTML5
CSS3
JavaScript
Employed
Full-time / Remote Only
6-10 years
國立雲林科技大學
・
電機
Avatar of 張漢育.
Avatar of 張漢育.
張漢育
研發部經理與副理 @鴻越資訊
・
2014 ~ Present
軟體工程師
More than one year
輔助系統─以 C# 開發影像分析系統」。 國立東華大學─資訊管理系，2002 ~ 2006 主修各項資訊管理系必修課程。 線上學習，保持競爭力。 The Complete ASP.NET MVC 5 Course C# Intermediate Classes, Interfaces and OOP MSTest Unit Testing Tutorial for beginners C# Unit Testing Unit Testing for C# Developers Advanced CSS and Sass Flexbox, Grid, Animations and More! The Complete JavaScript Course 2019 Build Real Projects!
C#
ASP.NET MVC
Windows Forms Application
Not open to opportunities
Full-time / Interested in working remotely
6-10 years
國立中山大學
・
會計學分班
Avatar of Chen Frost.
Avatar of Chen Frost.
Chen Frost
Past
Product Developer @Titansoft Pte Ltd
・
2019 ~ 2023
軟體工程師
Within one month
Frost (Chih-Kuan) Chen Taiwan [email protected] https://www.linkedin.com/in/frost-chen In my previous role, my responsibilities included improving loading speed, optimizing backend processes, and enhancing the user interface and experience to keep up with the fast-changing market. I'm suitable for anyone looking for an experienced backend or full-stack developer with web development experience. Full Function 4+ Years Developer with both frontend and backend experience Skilled in design, architecture, and integration of API and web server
CSharp
C#
Git
Unemployed
・
Ready to interview
Full-time / Interested in working remotely
4-6 years
National Central University
・
Computer Science & Information Engineering
Avatar of 石秉修.
Avatar of 石秉修.
石秉修
Technical Support Engineer @Microsoft
・
2022 ~ Present
Software Engineer / Backend Engineer
Within one month
PING-HSIU SHIH (石秉修) [email protected] 5+ years of experience as a C# web application developer. 3+ years of experience as a DevOps engineer Solid experience in high concurrency architecture development and good at performance tuning(improvement the performance more than 10 times) A tech blogger author force on tech education training, container tech & Microservice architecture Top 3 reputation contributors on StackOverflow in Taiwan. Several open source project owner Work experience Microsoft,，2022 Oct - Currently Technical Support Engineer MariaDB · Microsoft Azure · MySQL · PostgreSQL 91APP,，2021 AugSep
C#
MVC
oop
Employed
・
Open to opportunities
Full-time / Interested in working remotely
4-6 years
龍華科技大學
・
Multimedia & Game Science
Avatar of John Ling.
Avatar of John Ling.
John Ling
Senior .NET Developer @VyCore Technologies Sdn.Bhd
・
2021 ~ 2022
Senior .NET Developer
Within six months
John Ling .NET Developer with 6 years of experience developing web, batch, and business intelligence solutions using ASP.NET , C#.NET, SharePoint, and Datbase like MySQL, MS SQL, Oracle. Expertise in requirements analysis, design, development, testing, maintenance, enhancement, and production support of business applications. Certified Web Development Professional with a deep passion for technology, extensive technological expertise, and well-developed teamwork abilities. Malaysia [email protected] Work Experience Senior .NET Developer • VyCore Technologies Sdn.Bhd, Malaysia . MS SQL 2008r2 creating stored procedures, views . Worked on
Critical Thinking
Identify Problems
Problem Solving
Remote Only
6-10 years
SEGI UNIVERSITY
・
Bachelor's degree in Computer Science

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Within one month
Avatar of 簡志軒.
簡志軒
.Net Developer
Logo of Innova Solutions Taiwan.
Innova Solutions Taiwan
・
2022 ~ Present
Taipei City, Taiwan
Professional Background
Current status
Employed
Job Search Progress
Ready to interview
Professions
Web Developer, .NET Developer, Full Stack Development
Fields of Employment
Software
Work experience
6-10 years work experience (4-6 years relevant)
Management
I've had experience in managing 1-5 people
Skills
Android app Developer
Java
boostrap
HTML5
JavaScript
MsSQL / MySQL
Firebase
ASP.NET MVC
asp.net core
C#
sql server
.NET Core
Azure DevOps
.NET
Languages
Chinese
・
Native or Bilingual
English
・
Intermediate
Job search preferences
Positions
Back-End / Full Stack Web Developer
Job types
Full-time
Locations
Taiwan
Remote
Interested in working remotely
Freelance
No
Educations
School
Fu Jen Catholic University
Major
Computer Science
Print
Pnarikn8eex53y2tzrgj

Chih-Hsuan (Peter) Chien

- Seasoned C# developer adept at navigating and enhancing complex systems, with a track record of success in managing and troubleshooting large-scale applications.
- Experience in Architect, Refactoring, and Redesigning legacy applications. 
- Experience in software development models like Agile(SCRUM), TDD, DDD for Client-Server, Multi-Tier application. 
- Spearheaded extensive software development using C#, .NET, .NET Core, .NET Framework, MVC, Web API, JavaScript, JQuery, HTML5, Bootstrap, CQRS Pattern, and MediatorR.
- Lead the advocacy for Clean Code, Object-Oriented Programming(OOP), SOLID Principles, Design Patterns, and Clean Architecture.
- Work with popular ORM frameworks like EF Core, Dapper, and ADO.Net. 
- Experience in database design, programming(Store Procedures, Functions, Views using SQL), and performance tuning in MSSQL Server. 
- Lead the creation of Unit Tests using NUnit, MSTest, and Moq frameworks. 
- Drive CI/CD practices using VSTS/Azure DevOps. 
- Demonstrate leadership by conducting code reviews, mentoring, and guiding junior developers to support their professional growth.

[email protected]

Taipei, Taiwan

Work Experience

Innova Solutions Taiwan  -  Dec 2022 to Present                                                                    Senior Software Engineer, Change Healthcare - Enterprise Imaging

- Lead a team for the maintenance and development of a comprehensive Medical EHR System utilizing .NET, C#, AngularJS, JQuery UI, and JavaScript. 
- Collaborated closely with product managers to gather requirements, conceptualize features, and design comprehensive solutions aligned with user needs. 
- Worked on integrating Duende Identity Server for robust authentication and authorization mechanisms. 
- Responsible for overseeing feature development, ensuring adherence to coding standards, and optimizing system performance. 
- Provided technical leadership, mentoring junior developers, and facilitating knowledge-sharing sessions to enhance team capabilities and maintain high development standards. 
- Utilized customer-facing skills and technical expertise in a consulting capacity to diagnose and resolve environment-related issues causing application crashes, ensuring seamless installations and enhancing overall product stability for clients spanning the US, Canada, and the UK. 
- Applied prompt engineering knowledge in developing an internal document retrieval QA assistant powered by Azure OpenAI Services, enabling real-time access to critical information for cross-team collaborations(US, Canada, UK, India). This facilitated swift problem resolution and streamlined the resolution process across different time zones. 
- Accomplished Google Cloud Skill Badge: Generative AI Fundamentals.

HP Inc. Taiwan  -  Nov 2019 to Dec 2022                                                                                        Software Engineer, Commercial Systems System Engineering

- Worked in agile methodology and undergone in all phases of software development life cycle and proposed solutions to the business problems.
- Revamped legacy codebase, refactoring one million lines of code, resulting in streamlined maintenance, improved code readability, and a 15% reduction in bug occurrences.
- Improved system efficiency by 30% through the implementation of optimized SQL query, cache design, and code refactoring in critical modules, resulting in reduced response times and enhanced user experience.
- Industry experience in complete Software Development Life Cycle, analysis, design, development, and implementation in business applications using Microsoft technologies like Visual Studio, .NET, C#, and MVC. ADO.NET, AJAX, JQuery UI, JavaScript, Bootstrap.
- Designing and developing various abstract classes, interfaces, and classes using object-oriented principles concepts including Inheritance, Abstraction, Encapsulation, and Polymorphism to construct the business logic using C#.
- Drove design patterns like Strategy, Template Method, Repository, and Builder for implementing solutions for problems.
- Worked in ABP Framework to robust web apps by following the Domain Driven Design principles and patterns. 
- Worked in Job Scheduling services development using Hangfire. 
- Provided solutions for setting up Application Metrics dashboards using tools such as Elastic-search, Kibana, and Grafana.
- Maintained coding standards and reviewed code-review following clean code.
- Utilized .NET 6 and Microsoft Visual Studio 2022 for web development.

Microsoft Taiwan, Microsoft Consulting Services  -  Aug 2017 to Nov 2019                          Software Engineer, SKMH-Project Arch/Dev Team

- Used Agile/Scrum methodology for Application management development, using Azure DevOps. 

- CI/CD Pipelines for code deployment, using Azure DevOps. 

- Exemplified customer-facing consulting expertise by adeptly deciphering user needs and requirements, translating them into actionable technical solutions that exceeded client expectations.

- Implemented and designed asynchronous patterns in services to enable execution of long-running operations such as Batch processing jobs. 

- Worked on a system which is a.NET Core web-based application with more than 5 million lines of code, using HTML, CSS, Bootstrap, Knockout.js, TypeScript, and AJAX.

- Developed using Web API to transmit JSON data over HTTP for applications. 

- Integrated web applications with other third-party client-side applications. 

- Used Middleware in ASP.NET Core to trace the log of web API requests and responses. 

- Designed and implemented the Data access layer using Dapper. 

- Utilized ASP.NET Core and Microsoft Visual Studio 2017 for web development. 

- Performed unit test and systems integration test, using the Visual Studio Test Suite. 

- Used Git for source version control.

VINO, SLetter  -  Jan 2016 to Oct 2017                                                                                            Android Developer, Co-funder

- Led and facilitated Agile/SCRUM ceremonies including daily stand-ups, sprint planning, sprint reviews, and retrospectives, ensuring adherence to Agile principles and practices.

- Conceptualized, designed, developed and deployed Real-time chat base android application. 

- Integrated Facebook, Google Firebase and other open-source 3rds party APIs within applications. 

- Published and updated the application on the Google Play store, garnering 500+ downloads.

- Used Restful Web APIs and parse JSON data. 

- Used Git as the version control system, Android studio for development.

SHIN KONG WU HO-SU MEMORIAL HOSPITAL  -  Jul 2015 to Jul 2017                                    Software Developer Intern, IT Development

- Contacted with clients to obtain information and discussed designed options. 

- Performed analysis, design and development of the application according to the user requirements. 

- Converted and Refactored several web-form applications from VB to C#. 

- Maintained existing projects, fixed issues, and developed new features for medical systems (Android app and Websites), using ASP.NET MVC, HTML, JavaScript, AJAX, JQuery, Bootstrap, JSON. 

- Accomplished Certified HL7 CDA Specialist.

Education

FJU JEN CATHOLIC UNIVERSITY  -  Sep 2015 to Jul 2017    

Master's degree, Computer Science and Information Engineer

- Relevant Coursework: P2P Network / Medical System Innovation and application    

- Research Topic: P2P Network / BitTorrent System / Cross-ISP Traffic / Performance 

- Analysis Master’s Thesis: Reducing Cross-ISP Traffic in BitTorrent-like Systems via Peer Coordination

FJU JEN CATHOLIC UNIVERSITY  -  Sep 2012 to Jun 2016

Bachelor's degree, Computer Science and Information Engineer 


- Relevant Coursework: 

Programming Language in JAVA / Database System Concepts / Data Structures and Algorithms



Technology Summary

Language

C#, JAVA, VB.Net, 

JavaScript,  TypeScript,  

JQuery, Boostrapt

Databases

MSSQL, MYSQL, Mongo DB, Google Firebase

Technical Skills

Android/Web development, 

ASP.NET MVC, .NET Core, .NET 5,

Visual Studio, Android Studio

Cloud Services

Microsoft Azure, Azure DevOps,

Google Cloud Service, Elastic Search,

Grafana

Certifications

Microsoft Certified: 

  • Azure Fundamentals, 
  • Azure Data Fundamentals,  
  • Azure AI Fundamentals, Security, Compliance, and Identity Fundamentals, 
  • Azure Developer Associate, 
  • DevOps Engineer Expert


Google Certified: 

  • Generative AI Fundamentals - Machine Learning & AI

 Certified HL7 CDA Specialist

Personal Projects


Paragraph image 01 00@2x

SLetter

An anonymous chat app for college students. Users chat with strangers randomly with no prior information about them, if you are curious and want to know more about the stranger, you can click the “Good Feeling” button. If the stranger agrees and clicks “Good Feeling” too, the chat room exchanges identity (Facebook’s profile) with each other. 

  • Responsible for design, build, deployment, debug & maintenance the application on Google Play. 
  • Google Play 500+ downloads.

Paragraph image 01 00@2x

PhantomQ

Built a Messenger Bot API that allows users to translate words between Chinese and English. 

  • Use the Messaging API to build a bot on LINE via Node.js.

Certifications Badges

Paragraph image 06 00@2x
Paragraph image 06 01@2x
Paragraph image 06 02@2x
Paragraph image 06 00@2x
Paragraph image 06 01@2x
Paragraph image 06 02@2x
Resume
Profile
Print
Pnarikn8eex53y2tzrgj

Chih-Hsuan (Peter) Chien

- Seasoned C# developer adept at navigating and enhancing complex systems, with a track record of success in managing and troubleshooting large-scale applications.
- Experience in Architect, Refactoring, and Redesigning legacy applications. 
- Experience in software development models like Agile(SCRUM), TDD, DDD for Client-Server, Multi-Tier application. 
- Spearheaded extensive software development using C#, .NET, .NET Core, .NET Framework, MVC, Web API, JavaScript, JQuery, HTML5, Bootstrap, CQRS Pattern, and MediatorR.
- Lead the advocacy for Clean Code, Object-Oriented Programming(OOP), SOLID Principles, Design Patterns, and Clean Architecture.
- Work with popular ORM frameworks like EF Core, Dapper, and ADO.Net. 
- Experience in database design, programming(Store Procedures, Functions, Views using SQL), and performance tuning in MSSQL Server. 
- Lead the creation of Unit Tests using NUnit, MSTest, and Moq frameworks. 
- Drive CI/CD practices using VSTS/Azure DevOps. 
- Demonstrate leadership by conducting code reviews, mentoring, and guiding junior developers to support their professional growth.

[email protected]

Taipei, Taiwan

Work Experience

Innova Solutions Taiwan  -  Dec 2022 to Present                                                                    Senior Software Engineer, Change Healthcare - Enterprise Imaging

- Lead a team for the maintenance and development of a comprehensive Medical EHR System utilizing .NET, C#, AngularJS, JQuery UI, and JavaScript. 
- Collaborated closely with product managers to gather requirements, conceptualize features, and design comprehensive solutions aligned with user needs. 
- Worked on integrating Duende Identity Server for robust authentication and authorization mechanisms. 
- Responsible for overseeing feature development, ensuring adherence to coding standards, and optimizing system performance. 
- Provided technical leadership, mentoring junior developers, and facilitating knowledge-sharing sessions to enhance team capabilities and maintain high development standards. 
- Utilized customer-facing skills and technical expertise in a consulting capacity to diagnose and resolve environment-related issues causing application crashes, ensuring seamless installations and enhancing overall product stability for clients spanning the US, Canada, and the UK. 
- Applied prompt engineering knowledge in developing an internal document retrieval QA assistant powered by Azure OpenAI Services, enabling real-time access to critical information for cross-team collaborations(US, Canada, UK, India). This facilitated swift problem resolution and streamlined the resolution process across different time zones. 
- Accomplished Google Cloud Skill Badge: Generative AI Fundamentals.

HP Inc. Taiwan  -  Nov 2019 to Dec 2022                                                                                        Software Engineer, Commercial Systems System Engineering

- Worked in agile methodology and undergone in all phases of software development life cycle and proposed solutions to the business problems.
- Revamped legacy codebase, refactoring one million lines of code, resulting in streamlined maintenance, improved code readability, and a 15% reduction in bug occurrences.
- Improved system efficiency by 30% through the implementation of optimized SQL query, cache design, and code refactoring in critical modules, resulting in reduced response times and enhanced user experience.
- Industry experience in complete Software Development Life Cycle, analysis, design, development, and implementation in business applications using Microsoft technologies like Visual Studio, .NET, C#, and MVC. ADO.NET, AJAX, JQuery UI, JavaScript, Bootstrap.
- Designing and developing various abstract classes, interfaces, and classes using object-oriented principles concepts including Inheritance, Abstraction, Encapsulation, and Polymorphism to construct the business logic using C#.
- Drove design patterns like Strategy, Template Method, Repository, and Builder for implementing solutions for problems.
- Worked in ABP Framework to robust web apps by following the Domain Driven Design principles and patterns. 
- Worked in Job Scheduling services development using Hangfire. 
- Provided solutions for setting up Application Metrics dashboards using tools such as Elastic-search, Kibana, and Grafana.
- Maintained coding standards and reviewed code-review following clean code.
- Utilized .NET 6 and Microsoft Visual Studio 2022 for web development.

Microsoft Taiwan, Microsoft Consulting Services  -  Aug 2017 to Nov 2019                          Software Engineer, SKMH-Project Arch/Dev Team

- Used Agile/Scrum methodology for Application management development, using Azure DevOps. 

- CI/CD Pipelines for code deployment, using Azure DevOps. 

- Exemplified customer-facing consulting expertise by adeptly deciphering user needs and requirements, translating them into actionable technical solutions that exceeded client expectations.

- Implemented and designed asynchronous patterns in services to enable execution of long-running operations such as Batch processing jobs. 

- Worked on a system which is a.NET Core web-based application with more than 5 million lines of code, using HTML, CSS, Bootstrap, Knockout.js, TypeScript, and AJAX.

- Developed using Web API to transmit JSON data over HTTP for applications. 

- Integrated web applications with other third-party client-side applications. 

- Used Middleware in ASP.NET Core to trace the log of web API requests and responses. 

- Designed and implemented the Data access layer using Dapper. 

- Utilized ASP.NET Core and Microsoft Visual Studio 2017 for web development. 

- Performed unit test and systems integration test, using the Visual Studio Test Suite. 

- Used Git for source version control.

VINO, SLetter  -  Jan 2016 to Oct 2017                                                                                            Android Developer, Co-funder

- Led and facilitated Agile/SCRUM ceremonies including daily stand-ups, sprint planning, sprint reviews, and retrospectives, ensuring adherence to Agile principles and practices.

- Conceptualized, designed, developed and deployed Real-time chat base android application. 

- Integrated Facebook, Google Firebase and other open-source 3rds party APIs within applications. 

- Published and updated the application on the Google Play store, garnering 500+ downloads.

- Used Restful Web APIs and parse JSON data. 

- Used Git as the version control system, Android studio for development.

SHIN KONG WU HO-SU MEMORIAL HOSPITAL  -  Jul 2015 to Jul 2017                                    Software Developer Intern, IT Development

- Contacted with clients to obtain information and discussed designed options. 

- Performed analysis, design and development of the application according to the user requirements. 

- Converted and Refactored several web-form applications from VB to C#. 

- Maintained existing projects, fixed issues, and developed new features for medical systems (Android app and Websites), using ASP.NET MVC, HTML, JavaScript, AJAX, JQuery, Bootstrap, JSON. 

- Accomplished Certified HL7 CDA Specialist.

Education

FJU JEN CATHOLIC UNIVERSITY  -  Sep 2015 to Jul 2017    

Master's degree, Computer Science and Information Engineer

- Relevant Coursework: P2P Network / Medical System Innovation and application    

- Research Topic: P2P Network / BitTorrent System / Cross-ISP Traffic / Performance 

- Analysis Master’s Thesis: Reducing Cross-ISP Traffic in BitTorrent-like Systems via Peer Coordination

FJU JEN CATHOLIC UNIVERSITY  -  Sep 2012 to Jun 2016

Bachelor's degree, Computer Science and Information Engineer 


- Relevant Coursework: 

Programming Language in JAVA / Database System Concepts / Data Structures and Algorithms



Technology Summary

Language

C#, JAVA, VB.Net, 

JavaScript,  TypeScript,  

JQuery, Boostrapt

Databases

MSSQL, MYSQL, Mongo DB, Google Firebase

Technical Skills

Android/Web development, 

ASP.NET MVC, .NET Core, .NET 5,

Visual Studio, Android Studio

Cloud Services

Microsoft Azure, Azure DevOps,

Google Cloud Service, Elastic Search,

Grafana

Certifications

Microsoft Certified: 

  • Azure Fundamentals, 
  • Azure Data Fundamentals,  
  • Azure AI Fundamentals, Security, Compliance, and Identity Fundamentals, 
  • Azure Developer Associate, 
  • DevOps Engineer Expert


Google Certified: 

  • Generative AI Fundamentals - Machine Learning & AI

 Certified HL7 CDA Specialist

Personal Projects


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SLetter

An anonymous chat app for college students. Users chat with strangers randomly with no prior information about them, if you are curious and want to know more about the stranger, you can click the “Good Feeling” button. If the stranger agrees and clicks “Good Feeling” too, the chat room exchanges identity (Facebook’s profile) with each other. 

  • Responsible for design, build, deployment, debug & maintenance the application on Google Play. 
  • Google Play 500+ downloads.

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PhantomQ

Built a Messenger Bot API that allows users to translate words between Chinese and English. 

  • Use the Messaging API to build a bot on LINE via Node.js.

Certifications Badges

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