Fernando Mertins
Mentor
(18 reviews)
US$15.00
For every 15 mins
79
Sessions/Jobs
ABOUT ME
PHP senior developer and occasional Microsoft Excel instructor. On Codementor since October 2018 to help end users and developers. I like to
PHP senior developer and occasional Microsoft Excel instructor. On Codementor since October 2018 to help end users and developers. I like to explain how things work and teaching in a friendly way. I'm able to speak English but I'm not fluent.
I work as a Web Developer using PHP and databases like MySQL, PostgreSQL and Oracle. I also have very interest in Microsoft Excel features such as Pivot Table, Validation Rules and Conditional Formatting, I've worked as Excel Instructor for 10+ years. I'm from Brazil, my English is intermediate/advanced but not fluent. I like helping people resolving problems and creating solutions that work well and simple. Graduation Degree in Computer Science since 2007.
Portuguese, English
Brasilia (-03:00)
Joined November 2016
EXPERTISE
3 years experience
Learning and supporting Salesforce Lightning as a System Administrator and as an Apex Developer, in a global production environment.
Learning and supporting Salesforce Lightning as a System Administrator and as an Apex Developer, in a global production environment.
20 years experience
20+ years creating custom databases. DDL and DML statements, using mainly MySQL, PostgreSQL and Oracle. Database design, normalization an...
20+ years creating custom databases. DDL and DML statements, using mainly MySQL, PostgreSQL and Oracle. Database design, normalization and data integration.
15 years experience | 4 endorsements
15+ years creating custom small and medium PHP web applications, especially mission critical. CodeIgniter framework, procedural and objec...
15+ years creating custom small and medium PHP web applications, especially mission critical. CodeIgniter framework, procedural and object oriented PHP code. NF-e project in Brazil. Open source contributor on GitHub.
10 years experience | 3 endorsements
10+ years teaching Excel at university for people with intermediate skills.
10+ years teaching Excel at university for people with intermediate skills.
15 years experience | 1 endorsement
Simple web interfaces and some responsive web layouts. Vanilla HTML 5 and CSS 3.
Simple web interfaces and some responsive web layouts. Vanilla HTML 5 and CSS 3.
10 years experience
10+ years using Ubuntu as a web developer and database administrator.
10+ years using Ubuntu as a web developer and database administrator.
REVIEWS FROM CLIENTS
(18 reviews)
Andrew St. Hilaire
August 2019
Very helpful with PHP and MYSQL integration on a new server.
Mike C
May 2019
Fernando is very knowledgeable, skilled and helpful in the area of PHP. His communication is very clear and has a great command of the English language. I will be getting another session from him very soon. Thanks Fernando!
marcos torres
April 2019
He did a really good job of explaining every step clearly and in a way that made it easy for me to follow along also answered my questions and gave me very useful information i would definetly recomend Fernando to anyone that needs help
Stefano Recchia
April 2019
Fernando was very helpful and patient! I look forward to more sessions with Fernando in the future.
Maria Lach
March 2019
Fernando is good at explaining things as he goes and was able to help me fill in a few gaps in understanding that I had. He's very quick at trying various methods to find solutions, if the first solution was not successful. Very friendly and easy to talk to!
Removed User
February 2019
Very responsive and a great help
Madison
January 2019
Fernando is absolutely amazing. He was so kind and patient with me and allowed me to come to the answer with guidance and help. I am so impressed with his teaching style and would recommend him to anyone needing help!
Peter Fraher
January 2019
Great mentor, thanks
nate dixon
January 2019
Fernando is friendly, helpful, and professional A++++
Prodromos Kikas
November 2018
Thank you Fernando.
SOCIAL PRESENCE
api-cartao-bndes
API de Pagamento do Cartão BNDES, em PHP
PHP
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