Hello!

Welcome to my portfolio dedicated towards my career & academic ‘driven background.

My name is Daniel Lee and I am a ...

  • Software Engineer w/ 10+ years of professional enterprise-level experience in building and testing innovative solutions.
  • Experienced “Jack-of-all-trades” [J♤] Technical Freelancer involved in various client projects.
  • United States National Guard veteran with 9 years of service.
  • University graduate with a Bachelor of Science in Engineering (BSE) w/ a Computer Engineering major & Computer Science minor.
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Personal Profile

Learn more about my background and technical proficiencies.
Refer to the section below.

Nickname:
Danny
Alias:
X-Factor
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Classification #1:
Software Engineer
Classification #2:
Technical Freelancer
Location:
Atlanta, GA - USA
Nationality:
Korean American
Institution:
University of Iowa
Institution Year:
2005-2009
Institution Degree:
BSE; Elect/ Comp Eng
Institution Major:
Comp Engineering
Institution Minor:
Comp Science
Certification
oracle certified profressional java se 6 programmer certification.
  • OCP Java SE 6.
  • Effective 12/14/2011.
Language Proficiency
English
Korean
Technical Skills Proficiency
Front-End Programming
HTML
CSS     
JS
Back-End Programming
Java
Python
C++
PHP
SQL
Microsoft Applications
ms access application icon.ms one note application icon.ms powerpoint application icon.ms publisher application icon.ms visio application icon.ms word application icon.ms excel application icon.
Adobe Applications
adobe after effects application icon.adobe illustrator application icon.adobe dreamweaver application icon.adobe indesign application icon.adobe lightroom application icon.adobe photoshop application icon.adobe xd application icon.
Miscellaneous
word cloud shaped like a human head filled with words related to familiar technical tools and applications.

Employment History

Learn more about my professional work contributions.
Refer to the section below.

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Software Engineer II
May 2012 - September 2022  
  • Worked as a Full Stack Engineer; performed in both Waterfall and Agile driven methodologies under a team-driven environment.
  • Involved in various building/ maintaining of group insurance related systems - on-prem & Cloud frameworks.
  • Handled multiple roles from developer to QA to help release time critical initiatives while utilizing CI/CD for increased productivity.
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Java Developer
January 2011 - April 2012  
  • Worked as a Java Developer paired with front-end technologies; performed using Agile Scrum methodologies under a team-driven environment.
  • Analyzed, designed, developed, and supported quality software products in the magazine/ digital fulfillment niche.
  • Helped test and debug system deficiencies; built detailed documents and reports to explain modified subsystems
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Web Administrator
March 2008 - December 2010   
  • Worked as a Front-end developer and performed web administrator tasks in a multi-disciplinary environment.
  • Steered the website design and setup for a social networking site that allows college students and employers to connect through job shadows and mentorship.
  • Supervised directly under the CEO via co-founder partnership.
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Student Clerk/ Programming Assistant
February 2006 - September 2007   
  • Worked as a Java/ J2EE Developer; performed as an individual meeting weekly to provide status reports.
  • Assisted with back-end infrastructure with SQL integration for the Iowa Retinal Webscreen Telediagnosis project; IDX-DR as it is known today.
  • Supervised directly under a reputable MD, PhD and Professor of Ophthalmology and Visual Sciences.
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Administrator/ Logistical Specialist
May 2001 - June 2009   
  • Worked as an HQ administrator; contributed with the facilitation of maintenance statuses for automated vehicles, electrical units, and military weaponry.
  • Utilized military systems to facilitate confidential data as well as build/ modify various work orders for the unit.
  • Analyzed and problem solved software and hardware problems for commissioned officers; known as an exceptional troubleshooter.

Contractor History

Learn more about my technical freelance work contributions.
Refer to the section below.

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Remote Technical Freelancer
August 2022 - Present  
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  • Built a strong reputation by maintaining a perfect 5★ rating with high client satisfaction and 100% job success rate - earned the Top Rated title and currently representing top 10% of talent on the platform.
  • Continue to provide a proficient level of service with or without requirements - including design/ development/ configuration/ troubleshooting.
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Remote Foundation vWorker Freelancer
June 2010 - Present  
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  • Accomplished a steady reputation as an initial technical freelancer; building upon the vWorker foundation.
  • Worked on various technical projects for domestic and international clients.
  • Maintained high client satisfaction evident from a perfect 5★ rating and favorable feedback.
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Remote Tester
November 2022 - Present  
  • Completed a multitude of test case cycles within the allotted time and with high bug reporting accuracy - earned Diamond tier ranking and currently representing top 10% of testers on the platform.
  • Continue to provide accurate and detailed bug reports in a consistent manner; invited to participate in additional test cycles as QA support for various clients.

Contractor Services

Learn more about my technical capabilities and services.
Refer to the section below.

Client Testimonials

Learn more about the quality of my deliverables through testimonials.
Refer to the section below.

  • I cant say enough good things about Danny. I have worked with many coders since I started web development projects in 1998. Danny is hands down the best of any I have worked with. He has gone above and beyond expectations. He is diligent, hard working, smart, responsive, and generally just a good man, who I trust. If you are trying to narrow down b/ coders, save yourself some time and hire Danny now. If you have questions for me about him, please feel free to message me and I can answer questions. I will 100% be hiring him for more future projects.
    [Redesigned brennamangroup.com in Placester]
  • I am so thrilled with the work that Daniel has done for me! His coding skills are top-notch and he was able to understand my project requirements and bring them to life in a way that exceeded all of my expectations. He was very responsive and communicative throughout the entire process, making sure that I was satisfied with his work every step of the way. I would highly recommend Daniel to anyone looking for a talented and professional coder - truly went above and beyond to make sure that my project was a success. Thank you so much for your hard work and dedication Daniel!
    [Java byte code analysis and programming]
  • Awesome! Out-of-the-box thinker.
    [Web and datascraping binance.com]
  • Daniel was very responsive and turned in my task in a very timely manner. He is very good at what he does and I'm glad I was able to find him on Upwork! Thanks a lot for the data, Daniel!
    [Analyzed and developed restaurant directory]
  • Daniel did great on our excel template we needed. We will definitely contact him back for future excel needs!
    [Developed work order template system for Southern Solutions Landscaping & Grading LLC]
  • Danny -- does a great job. He has handled two sites for me now. Very good level of service. If you get a chance to use him, you will be happy.
    [Analyzed and built Charleston real estate website using WordPress]
  • He did a great job for me, setting up a site that was bank-ended by Word Press. I would highly recommend him. I will use him again for sure. Worked really hard to make sure I was happy with the product.
    [Setup and complete coding in WordPress driven website]
  • Daniel's meticulous approach and keen eye for detail helped us uncover critical issues that we might have otherwise missed. His thorough testing ensured that our app was robust and user-friendly, significantly improving the overall quality of the final product.
    [Exploratory testing and test case validation for Handbid app]
  • Daniel's dedication and proactive communication throughout the testing process made a substantial impact on our project's success. I highly recommend Daniel for any project requiring top-notch testing expertise and a commitment to excellence."
    [Exploratory testing and test case validation for Sidekick Health app]
  • Thanks very much for quick and great job! Was a pleasure to work with you.
    [Applied configuration to automate voting without user session persistence]
  • Excellent coder ! Sonykidd tackled my problem in a very professional way. He supported me all the way till the problem was completely solved. His attitude and correspondence was one of the best that I have experienced. If you want a coder that understands your problem in the first go, is ready to stand by you till the project is complete and sends prompt communication, then look no further!
    [Recovered and reset admin login for Joomla based web sites hosted on GoDaddy]
  • Great worker, went above and beyond to finish the project on-time. He was constantly in communication and has been a true pleasure to work with. Thanks for going above and beyond. I will definitely hire you again.
    [Installed and configured IonCube on dedicated Plesk server]
  • This guy is really really good! Hire him right now you won't be disappointed.
    [Edited and proofread addresses for multiple pages of coupon documents]
  • Many thanks for accomplishing this 'rush job' as promised in just a couple of hours exactly the way described. Well done...
    [Built a document library of graphics and icons]
  • Appreciate your insights and quick turnaround.
    [Resolved and provide solution for screen scraping binance.com]
  • Super fast fix; and priced lower than my offer!
    [Resolved LinkedIn hyperlink reference issue for American/ European Metaverse Awards]
  • Danny continues to impress with his promptness and willingness to go the extra mile. One of the best coders I have worked with on RAC in 5 years of using the service. Will use again.
    [Fixed real estate blog issues in WordPress]
  • Took lots of initiative, was very professional and skilled!! One of the best freelancers I've ever worked with.
    [Enhanced logo design and resolution for Likewise12]
  • Great guy, excellent job.
    [Customized a set of banners for a UK church website]

Project Portfolio

Learn more about my collection of completed/ ongoing projects.
Refer to the section below.

Map of Pi App

  1. Leading development and implementation of a Pi Network eCommerce app connecting buyers and sellers; winner of the 2024 Pi eCommerce Hackathon.
  2. Built with the MERN tech stack, the app features geospatial functionality, including an interactive map to display seller locations, and integrates with the Pi SDK for seamless sign-in and transactions via the Pi Browser.
  3. Gaining widespread popularity with the Pi Network community, with 55+ million active Pioneers globally; more than 50K shops have been registered, showcasing the app's growing adoption as a key player for Pi commerce.


Next.js/ React | TypeScript | Express | Node.js | Rest API | MongoDB | Docker | GitHub Actions

Real-Estate Website for The Brennaman Group

  1. Redesigned a WordPress-based real estate site using Placester, leveraging Miro for collaborative planning and incorporating client feedback with custom JavaScript enhancements.
  2. Configured the CMS, implemented email marketing, and developed an SEO strategy.
  3. Continuously provided feedback and optimization recommendations based on real-time site analytics and performance metrics.



Placester | HTML | CSS | JavaScript | SEO | Google Search Console

Baki zToken Triangular Arbitrage Bot

  1. Designed and implemented a lightweight, efficient listener bot for the Avalanche C-Chain blockchain, enabling interaction with smart contracts to support Baki zToken triangular arbitrage analysis.
  2. Implemented real-time detection and analysis of specific events to evaluate the profitability of trades.
  3. Integrated functionality to log and display blockchain events and outputs directly in the terminal.




Python | Terminal | Github Actions | Google Sheets

Landscaping & Grading Work Order Template

  1. Developed a dynamic Excel template to streamline industrial work orders for managing landscaping and grading projects; capable for English to Spanish translation.
  2. Built a custom ribbon and enhanced the user experience with functional GUI elements for work order features.
  3. Created tables to manage project and equipment/ tool data, establishing relationships for data correlation.




Microsoft Excel | VBA | RibbonX | Power Query | Google Translate API | OBS Studio

Restaurant Directory

  1. Leveraged the Yelp Fusion API to data scrape and retrieve restaurant business data in JSON format.
  2. Implemented mouse and keyboard automation for API calls and data collection, streamlining the process and eliminating repetitive manual tasks.
  3. Designed and structured a consolidated database table using Power Query to organize restaurant business data efficiently on an Excel spreadsheet template.



Microsoft Excel | Power Query | Rest API | AMC MurGee

Contact Me

Feel free to use the contact form below to reach out.
I will be sure to respond back in a timely manner.