Senior Database Developer
2014 - 2017Novantas- Worked as the database owner of a bank deposits analytics dashboard with 20+ clients and more than $1 billion in total assets under analysis.
- Helped a triple-client base and assisted an international expansion by maintaining a master version of the SVN code repository and synchronizing the shared code across all clients and environments.
- Coordinated the database deployments of bi-monthly UI releases across 5 time-zones and multiple servers.
- Developed new features, enhancements, utilities, and bug fixes—e.g. improved the accuracy of tracking CD renewal balances.
Technologies: Windows PowerShell, Sublime Text, Subversion (SVN), SQL Server Management Studio, Microsoft SQL ServerApplication Developer
2011 - 2013JPMorgan Chase- Led the development of a technology cost savings initiative that was promoted globally and led to $3 million in savings for asset management in 2012.
- Brought transparency to recurring and erroneous technology charges via monthly billing to all asset management end-users.
- Led the development of a suite of email-based automation tools used firm-wide—15,800 distinct users and 116,000 transactions processed in 2012.
- Owned the Informatica ETL process and Oracle PL/SQL algorithm that allocated server-level costs to individual applications based on usage.
Technologies: Informatica, Oracle, Visual Studio, SQL Server Management Studio, T-SQL, Subversion (SVN), VB.NET, C#, Microsoft SQL Server
Charles Lee
Query Optimization Developer in New York, NY, United States
Member since January 16, 2017
Charles is an application and database developer with more than 5 years of experience. He has been the database owner of multiple products—including an automation tool used extensively in asset management at JPMorgan Chase and a bank deposits pricing tool with 20+ clients and more than $1 billion under analysis.
Charles is now available for hire
Portfolio
- NovantasWindows PowerShell, Sublime Text, Subversion (SVN)...
- JPMorgan ChaseInformatica, Oracle, Visual Studio, SQL Server Management Studio, T-SQL...
Experience
- T-SQL 5 years
- Microsoft SQL Server 5 years
- Performance Optimization 4 years
- Query Optimization 4 years
- Operations Research 4 years
- Blockchain 1 year
- Python 1 year
Availability
Part-time
Preferred Environment
Spyder, Sublime Text, SQL Management Studio, Windows
The most amazing...
...business I considered recently was a joint venture to buy a Bitcoin ATM and put it in a high-traffic area in New York City or India.
Employment
Experience
- Personal Website | Hugo on GitHub Pageshttps://github.com/charlesjlee/charlesjlee-website
This GitHub repository contains both the code for my personal website (master) and the files built using Hugo (GitHub-pages).
- Steem Upvote Bot | Python and Herokuhttps://github.com/charlesjlee/steemBot
Steem is a blockchain-based, social news platform where posters and upvoters, i.e. curators, are rewarded directly with cryptocurrency. This is a guide to creating a simple bot that will periodically upvote a random post on the Steem blockchain.
Skills
Languages
SQL, T-SQL, Python, VB.NET, C#, Visual Basic .NET (VB.NET)Storage
Databases, Microsoft SQL Server, SQL Server Management Studio, PL/SQL, PL/SQL Developer, Oracle PL/SQL, PostgreSQL, SQLite, MySQLOther
Freelance, Software Development, Blockchain Development, Performance Optimization, Operations Research, Query Optimization, Informatica, Algorithms, Machine Learning, Data Structures, Bitcoin, Deep LearningFrameworks
Windows PowerShellLibraries/APIs
Scikit-learn, SciPy, NumPy, PandasTools
SQL Management Studio, Spyder, Visual Studio, Subversion (SVN), Sublime Text, Sublime Text 3, Notepad++, Git, Jira, MATLABPlatforms
Windows, Oracle, Blockchain
Education
- Bachelor of Science in Operations Research2007 - 2011Cornell University - Ithaca, NY, USA
