**Company Description**
Upwork Managed Services is seeking experienced proofreaders to support a translation project with our client, the producer of a popular mobile app that can solve math problems instantly and provide detailed step-by-step instructions to help maximize learning.
We are looking for a Castilian Spanish proofreader to detect and correct any mistakes in the Castilian Spanish version of the app.
Talent should be experienced at proofreading Castilian Spanish content and have meticulous attention to detail.
They should be able to detect and correct grammar, spelling, and punctuation errors.
They should also be able to make corrections that will ensure consistency in the voice and tone of content.
Please note: This is NOT a copyediting job.
Proofreaders will generally only correct clear mistakes or out-of-date phrasing.
They will rarely change the meaning of text (e.g., revise wording, change terms), and that will only be done with the permission of the translator or client.
Work will be performed within the client's tool.
**Qualifications**
**Requirements**:
- A college degree
- Knowledge of the grammar, spelling, and punctuation rules of Castilian Spanish (es-ES)
- At least 2 years experience proofreading
- Some experience proofreading technical materials
- Native-level proficiency in Castilian Spanish
- Fluency in English




- Ability to commit about 15 hours each week to this project
- Access to a PC with an up-to-date version of Chrome
- A personal or business Gmail address
Nice-to-Haves:
- Familiarity with math material from lower elementary grades to college, including the following: elementary math, algebra, geometry, trigonometry, calculus, statistics, and additional high school and college math material
- Experience proofreading math content
Please submit your per-word proofreading bid.
As a guideline, the average rate for this work is $***** per word (or $***** per **** words).
You may propose a rate based on that guideline and your experience and skills.
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No Upwork fees will be deducted from your earnings, meaning you will receive the full amount.
We will keep track of the work you complete and pay you on a biweekly basis.
Milestones that correspond to weekly assignments will be added to your contract and paid.
You will not need to request payments, as you will be paid biweekly for work you complete.
Work will start immediately and continue into December, and it will require a commitment of at least 15 hours/week.
Additional work is expected in ****.
You may work at times when you are available, but some of the hours should be during traditional business days (Monday-Friday)

📌 Castilian Spanish Proofreader To Proofread Math (Xico)
🏢 Upwork
📍 Xico