William Chan
Mentor
Rising Codementor
US$30.00
For every 15 mins
ABOUT ME
Senior software engineer with experiences working at top companies
Senior software engineer with experiences working at top companies
I'm a software engineer with more than 14 years of experience with management and technical leadership experience. I've worked companies that innovated in their spaces such as Grammarly, MongoDB, Roblox, and Oscar Insurance and at larger companies like Capital One, FreeWheel (a Comcast subsidiary), and Jet black (a Walmart subsidiary). I've built systems from the ground up and have also maintained and migrated from legacy systems. In addition, I also have experience working with AWS and GCP.
English
Eastern Time (US & Canada) (-04:00)
Joined September 2017
EXPERTISE
10 years experience
I have experience developing and maintaining applications in JavaScript. I have also architected modular frameworks for data visualizatio...
I have experience developing and maintaining applications in JavaScript. I have also architected modular frameworks for data visualizations and migrated pure jQuery applications to single page applications using the different MVC frameworks. In addition, I have also developed and taught curriculums for teaching front end development, advanced JavaScript and introduction to programming in JavaScript.
7 years experience
I have more than 4 years of experience migrating from monolithic MVC applications to microservices to help small organizations scale thei...
I have more than 4 years of experience migrating from monolithic MVC applications to microservices to help small organizations scale their engineering teams and application development processes. I have great knowledge of tools and strategies to develop a microservices architecture.
5 years experience
I am well-versed in Python and have prototyped and developed applications in many web frameworks. I have also some experience with machin...
I am well-versed in Python and have prototyped and developed applications in many web frameworks. I have also some experience with machine learning in Python such as developing streaming ETL processes using Apache Spark and applying basic machine learning algorithms using Pandas, scikit-learn, NumPy, and SciPy. In addition, I have also developed and taught curriculums for teaching Python.
3 years experience
I have a couple of years of experience writing Ruby on Rails applications and modularizing the application. I've broken down a Ruby on Ra...
I have a couple of years of experience writing Ruby on Rails applications and modularizing the application. I've broken down a Ruby on Rails application to microservices and introduced patterns to migrate to a microservices architecture. I have also taught courses and tutored in Ruby and Rails.
4 years experience
I have more than 4 years of experience maintaining and developing prototypes in PHP and JavaScript for startup companies. I have also tau...
I have more than 4 years of experience maintaining and developing prototypes in PHP and JavaScript for startup companies. I have also taught courses in PHP at Baruch College and independently.
10 years experience
8 years experience
REVIEWS FROM CLIENTS
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EMPLOYMENTS
Software Engineer
Grammarly
2024-08-01-Present
Cloud Infra + Data
Cloud Infra + Data
Python
Apache Spark
Terraform
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Python
Apache Spark
Terraform
Databricks
AWS
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Lead Software Engineer
MongoDB
2023-03-01-2024-08-01
Led a small team building pipelines that send observability data from the cloud platform to our internal data warehouse for experimental ...
Led a small team building pipelines that send observability data from the cloud platform to our internal data warehouse for experimental features, product, technical support, and sales use cases.
Java
MongoDB
AWS Kinesis
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Java
MongoDB
AWS Kinesis
Go
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Senior Software Engineer
Roblox
2020-09-01-2023-03-01
Implement abstract and build internal APIs, CLIs and UIs to automate hybrid cloud and infrastructure.
Implement abstract and build internal APIs, CLIs and UIs to automate hybrid cloud and infrastructure.
MySQL
React
JavaScript
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MySQL
React
JavaScript
Go
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PROJECTS
Network for Teaching Entrepreneurship
2017
HTML/CSS
Firebase
Phonegap cordova
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HTML/CSS
Firebase
Phonegap cordova
Business development
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Expert in Residence
2013
HTML/CSS
Node.js
jQuery
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HTML/CSS
Node.js
jQuery
Teaching
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