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$50 USD / hour
Flag of SPAIN
madrid, spain
$50 USD / hour
It's currently 5:31 PM here
Joined July 24, 2005
19 Recommendations

Sergio A.

@sergioes

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5.0 (405 reviews)
8.3
8.3
$50 USD / hour
Flag of SPAIN
madrid, spain
$50 USD / hour
97%
Jobs Completed
100%
On Budget
100%
On Time
28%
Repeat Hire Rate

Agile Project Manager / Lead Developer

# Roles - Agile project manager / engineering manager / lead developer / developer. # Current availability - Part-time. # Current interests - Software development productivity and good practices for small to mid-sized teams. - Challenging projects and learning new things (any role, including developer). - React.js, Angular.js, Nest.js, Express.js, Node.js, MongoDB, cloud (Docker, Kubernetes). - Web3, DeFi, Blockchain, Fintech, Crypto. # Experience - December 2021 - current: crypto market and modern banking startup. Project manager / engineering manager / technical director directly reporting to the CEO & founders. - March 2017 - May 2020: Power Software Consulting. Lead developer (MEAN stack) for a complex multimedia CMS. - August 2011 - August 2014: [login to view URL]. Project manager. - July 2005 - current: Freelancer.com and other markets. Freelance developer. More than 400 projects successfully completed, being one of the top-rated developers. # Education - 2003-2009 Public University of Spain: Technical Engineer in Telecommunications (BSc. Degree equivalent in the USA). # Languages - English: - Writing: almost native. - Speaking: good. - Spanish: native. # Other - I have been using (GNU?/)Linux as my main OS for many years, and I have a preference for open-source software.
Freelancer PHP Developers Spain

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Portfolio Items

http://softwareandoutsourcing.wordpress.com
My professional blog - softwareandoutsourcing.wordpress.com
Ebay to Shopify Data Extractor / Scraper
Ebay to Shopify Data Extractor / Scraper
Kidscerts.com - A certificate generator for children
Kidscerts.com - A certificate generator for children

Reviews

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Showing 1 - 5 out of 50+ reviews
Filter reviews by: 5.0
$2,000.00 USD
Great guy with great skills
Engineering Software Architecture Software Testing Software Engineering
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Flag of Dharmik S. @Jackster14d
5 months ago
5.0
$30.00 AUD
Sergio is a genius! Very helpful and ensured the work requested was completed to my satisfaction. Hope to work with you again
PHP JavaScript HTML Node.js
+1 more
R
Flag of Daniel S. @redkite0505
6 months ago
5.0
$1,250.00 HKD
He is a good and qualified developer that we want to work with.
Node.js Typescript Docker Docker Compose
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Flag of Ho Tin C. @yelllowadmin
1 year ago
5.0
$150.00 USD
Muy buen trabajo, se cumplió el requerimiento.
PHP JavaScript HTML Node.js
+1 more
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Flag of Groupe F. @GFourmis
1 year ago
5.0
$50.00 USD
Fantastic freelancer, understood precisely what needed to be done and was very quick
PHP JavaScript HTML Node.js
+1 more
J
Flag of John H. @johnny105896
1 year ago

Experience

Lead developer and project manager

Freelancer.com
Jul 2005 - Present
Lead developer and project manager

Agile Software Project Manager

mockupdata.com and mockupscreens.com
May 2011 - Jan 2014 (2 years, 8 months)
See my blog for more details.

Education

Master of Engineering in Telecommunications with specialization in Telematics (Computing applied to Internet and Networks) and intensification in Project Management, Software Engineering and Agile Programming Methodologies

Spain 2002 - 2007
(5 years)

Qualifications

Network Applications Development with Java/J2EE

INEM
2001
Network Applications Development with Java/J2EE.

Publications

http://softwareandoutsourcing.wordpress.com

Me
My professional blog.

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Verifications

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Certifications

SQL_1.png SQL 1 95% preferredfreelancer-1.png Preferred Freelancer Program SLA 1 94% spanish-3.png Spanish 3 93% span-eng.png Spanish to English Translation 1 92% numeracy_1.png Basic Numeracy 1 92%

Top Skills

PHP 285 Software Architecture 237 Software Testing 218 MySQL 201 Website Management 109

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