Marie Christine Sing

Marie Christine Sing

Article and Technical Writer/Market Researcher/Marketing Professional

Lipa City, Philippines



What's the difference?

Over the last 14 years, I have handled diverse IT products, which include Software-as-A-Service applications, Network Security applicances, VoIP, application delivery, web 2.0, virtualization, pay-per-click and other cloud-based services. I am an organized and effective project and product manager with proven skills in goal-setting and organized project planning. A prolific and a resourceful writer, I can write about almost anything -- from real estate, tax laws, IT-related content, food and hom…


Marie Christine Sing has added 25 portfolio pieces. Create an account to review them.

Work History & Feedback

Software Technical Article Writing

“Marie did an outstanding job with delivering several technical articles for our new website. She was responsive, professional, and an excellent writer. Definitely recommended!”
31 hrs @ $13.33/hr
Earned $413

Documentation and Technical Support

“other work became more of a priority, and the learning curve was too long. I will ask contractor to continue this assignment if she has time when this work can be more clearly definedShe is an excellent contractor and I highly recommend her.”
21 hrs @ $13.33/hr
Earned $320

URGENT!! Graphically Designed CV Required Within 12 hours

“Marie, is a very talented, astute and driven professional whom meets strict deadlines with ease. The quality of her work is of extremely high standard and she comprehends, achieves and communicates with you to gain the results that you desire. I can not recommend Marie enough to anyone, and would most definitely enlist her services again if the need arises. Thanks Marie! Warm Regards, Emily.”
8 hrs @ $13.33/hr
Earned $100

Content Writer

“Thanks Marie!”
233 hrs @ $3.89/hr
Earned $905

Toolbars Removal Content

“took much more time then aggreed with more than a few cycles but the final work was ok”
14 hrs @ $8.89/hr
Earned $124

Curriculum Writer

“Excellent writer if you were looking for true winner don't hesitate to get Chris on board.Very Timely manner able to submit reports on time. Given the instructions and concepts of the contents Chris able and manage to complete everything properly.”
77 hrs @ $8.89/hr
Earned $682

Online Marketing Writer

Job in progress

6 hrs @ $13.33/hr
Earned $33

Articles Needed for Technical Topic

Job in progress

Fixed Price $56

Website Content Writer (Perfect English Writing Required) 6-12 Month Long Term Position as Website Content Writer for our Webdesign Firm

Job in progress

Fixed Price $431
Tests Taken
Name Percentile Score

English Spelling Test (U.S. Version)


English Vocabulary Test (U.S. Version)


Office Skills Test


Telephone Etiquette Certification


U.S. English Basic Skills Test


Upwork Readiness Test for Independent Contractors and Company Managers


Windows XP Test