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Software engineer specialized multiplatform applications
Natalia Portillo
,
FARNBOROUGH, United Kingdom
Experience
Other titles
Skills
I'm offering
I am an experienced software engineer specialized in multiplatform applications, with a long history of porting old codebases to new systems, and creating mobile applications.
Designed the architecture of several software platforms both professionally and opensource.
Designed the architecture of several software platforms both professionally and opensource.
Markets
United States
(Remote
only)
United Kingdom
France
(Remote
only)
Germany
(Remote
only)
Lithuania
(Remote
only)
Denmark
(Remote
only)
Norway
(Remote
only)
Sweden
(Remote
only)
Finland
(Remote
only)
Links for more
Once you have created a company account and a job, you can access the profiles links.
Language
English
Fluently
Spanish
Fluently
Ready for
Larger project
Ongoing relation / part-time
Full time contractor
Available
My experience
2018 - 2019
job
Technical architect
DCSL Software Ltd.
Skills: C#, ASP.NET, Xamarin, iOS, Android, NodeJS, Electron
As the technical architect it was in my responsibilities to design the template to be used for the development of the Xamarin applications our customers required, as well as its data interchange with our ASP.NET backends. Also I was responsible for the coding standards, following agile principles, git version control, and code review of my team of developers. In between those responsibilities, I developed several Xamarin applications, as well as a embedded application in NodeJS with Electron and a VPN application for the three desktop platforms.
As the technical architect it was in my responsibilities to design the template to be used for the development of the Xamarin applications our customers required, as well as its data interchange with our ASP.NET backends. Also I was responsible for the coding standards, following agile principles, git version control, and code review of my team of developers. In between those responsibilities, I developed several Xamarin applications, as well as a embedded application in NodeJS with Electron and a VPN application for the three desktop platforms.
Design, .Net, Git, IOS, Android, ASP.NET, NodeJS, Agile, C, Xamarin, ASP, Embedded, Net, It, Development, Electron
2017 - 2017
freelance
Contract developer
Tenoware.
Skills: CGI, ANSI C, Git, GCC, Apache2
Hired to clean temporary files handling in CGIC.
Hired to clean temporary files handling in CGIC.
Git, C, Developer, Cgi, GCC
2013 - 2017
freelance
Data Recovery Consultant
UniversoMac Las Palmas.
Skills: Linux, C90, data recovery, filesystems
Using the experience and tools acquired from my hobbies my responsibilities were the recovery of data from damaged computers and storage for customers of UniversoMac Las Palmas.
Using the experience and tools acquired from my hobbies my responsibilities were the recovery of data from damaged computers and storage for customers of UniversoMac Las Palmas.
Linux, Storage
2010 - 2012
job
Self-employed
Claunia.com.
What: Multiplatform C# development
When: 2010/08 - 2012/10
Skills: C#, .NET Framework, .NET Compact Framework, Mono, Xamarin.iOS, WinForms, GTK#, SQLite, AWS, REST, Windows, macOS, Linux, iOS, App Store, Subversion, Visual Studio, MonoDevelop
Self-employed as developer of iBibliotecary, a mobile application for personal book catalogues, allowing the user to maintain several catalogues stored in an SQLite backend that retrieved book metadata from Amazon Web Services. With a split core and interface, it was ported to the WinForms environment for Windows users, GTK# for Linux, .NET Compact Framework for Windows CE and Xamarin.iOS for iOS. It was available in the Apple App Store until 2014.
When: 2010/08 - 2012/10
Skills: C#, .NET Framework, .NET Compact Framework, Mono, Xamarin.iOS, WinForms, GTK#, SQLite, AWS, REST, Windows, macOS, Linux, iOS, App Store, Subversion, Visual Studio, MonoDevelop
Self-employed as developer of iBibliotecary, a mobile application for personal book catalogues, allowing the user to maintain several catalogues stored in an SQLite backend that retrieved book metadata from Amazon Web Services. With a split core and interface, it was ported to the WinForms environment for Windows users, GTK# for Linux, .NET Compact Framework for Windows CE and Xamarin.iOS for iOS. It was available in the Apple App Store until 2014.
Sqlite, Backend, Framework, Web, App, Amazon, Development, WinForms, Macos, Mobile Application, Developer, It, Net, Backend, Windows, Subversion, Web Services, Visual Studio, Xamarin, C, Amazon Web Services, REST, AWS, IOS, Linux
2008 - 2008
freelance
External consultant
Aruketty Consulting.
Skills: ANSI C, filesystems, Virtualization, QEMU, KVM, TCP/IP, UDP
As an external consultant I provided help on designing virtualization solutions and networking filesystems, working with the developers on the solutions to their customers.
As an external consultant I provided help on designing virtualization solutions and networking filesystems, working with the developers on the solutions to their customers.
Networking, C, TCP/IP, Virtualization
2007 - 2008
job
Full stack developer and systems administrator
Suministros Team Service.
Skills: Linux, Windows 2003 Server, PHP, MySQL, Apache2, LAMP, OpenVPN, Postfix, Dovecot, Windows Terminal Services
System administrator of all the company computers, spanning several sites on Canary Islands, my responsibilities included troubleshooting of computer problems for other employees, solving technical questions, and developing their intranet backoffice using Linux with PHP and MySQL. I was also responsible of the e-mail, website, VPN and Windows Terminal Services administration. After several problems with transportation I had to leave the job.
System administrator of all the company computers, spanning several sites on Canary Islands, my responsibilities included troubleshooting of computer problems for other employees, solving technical questions, and developing their intranet backoffice using Linux with PHP and MySQL. I was also responsible of the e-mail, website, VPN and Windows Terminal Services administration. After several problems with transportation I had to leave the job.
Php, Mysql, Linux, Administration, Windows, Website, Developer, Server, Administrator, Postfix
2007 - 2007
job
Full stack developer
AENTOS.
Skills: C#, .NET Framework, .NET Compact Framework, Microsoft SQL Server, Microsoft SQL Compact Server, Zigbee, Subversion
Developer of health software (Biocomfort) for Windows and Windows CE platforms, part of a big team of developers split in sites in Madrid, Canary Islands and Germany. Using Microsoft SQL Server and Microsoft SQL Compact Server as the database backends I had to manually optimize the SQL code to present the same C# interface taking in account the implementation differences between both server variants, and the Zigbee low power wireless protocol to communicate with smart health sensors. Designed a globalization framework from scratch with an accompanying tool to help non technical people in their translations of the application strings.
Where: Tenoware
Developer of health software (Biocomfort) for Windows and Windows CE platforms, part of a big team of developers split in sites in Madrid, Canary Islands and Germany. Using Microsoft SQL Server and Microsoft SQL Compact Server as the database backends I had to manually optimize the SQL code to present the same C# interface taking in account the implementation differences between both server variants, and the Zigbee low power wireless protocol to communicate with smart health sensors. Designed a globalization framework from scratch with an accompanying tool to help non technical people in their translations of the application strings.
Where: Tenoware
Net, Framework, Power, Server, Software, Health, Implementation, Wireless, Developer, Sql, Windows, Subversion, C, Database, Microsoft SQL Server, Microsoft SQL, SQL Server
2006 - 2006
job
Systems administrator
Santander Consumer Finance and atSistemas.
Skills: J2EE, WebSphere, Java, Windows 2003 Server, IIS
As a system administrator for IBM WebSphere using Windows 2003 Server with IIS my responsibilities were the installation, and troubleshooting of Java web servlets, reporting any problem to their developers, and installing the patched revisions as necessary. Had to leave it to return to the Canary Islands to solve some family issues.
As a system administrator for IBM WebSphere using Windows 2003 Server with IIS my responsibilities were the installation, and troubleshooting of Java web servlets, reporting any problem to their developers, and installing the patched revisions as necessary. Had to leave it to return to the Canary Islands to solve some family issues.
Java, SoMe, Windows, J2EE, It, IIS, Server, Web, Administrator
2006 - 2006
job
Systems administrator
Telefónica de España and Capgemini.
Skills: Solaris, SunOS, HP/UX, AIX, Linux, VMS, Windows, Windows Server, NetBackup, Tivoli
Working in rotary shifts my responsibilities were the configuration and administration of backups of the backend servers providing the cell phone service to global Telefónica subsidiaries. In that environment we had a mix up of Solaris, HP/UX, AIX, Linux, VMS and Windows, all backed up by Veritas NetBackup and watched by the Tivoli reporting software. Left it for a more developer-oriented job.
Working in rotary shifts my responsibilities were the configuration and administration of backups of the backend servers providing the cell phone service to global Telefónica subsidiaries. In that environment we had a mix up of Solaris, HP/UX, AIX, Linux, VMS and Windows, all backed up by Veritas NetBackup and watched by the Tivoli reporting software. Left it for a more developer-oriented job.
Backend, Linux, Administration, UX, Windows server, Windows, Service, It, Developer, Software, Server, Aix, Administrator, Backend, UP
2004 - 2006
job
Technician
MegaPartner Computer.
Skills: Troubleshooting, customer support, data recovery, Windows, Linux, macOS
Troubleshooting and repair of hardware and software, customer relations and data recovery. Started developing my own diagnostic tools for automatization of my responsibilities, allowing me to be more efficient.
Where: Joliet Volume Access
Troubleshooting and repair of hardware and software, customer relations and data recovery. Started developing my own diagnostic tools for automatization of my responsibilities, allowing me to be more efficient.
Where: Joliet Volume Access
Linux, Windows, Macos, Support, Hardware, Software, ME
2002 - 2002
freelance
Translator
RARLAB.
Skills: Mac OS (Classic), translation
Translated MacRAR from English to Spanish.
Translated MacRAR from English to Spanish.
Engineering, Resharper, Framework, Net core, Web, Reverse Engineering, Development, Implementation, It, Open source, Git, Net, Web API, Windows, Mac, Management, Visual Studio, C, API, Linux
My education
2000
-
2002
Colegio Salesianos
Secondary, N/a
Secondary, N/a
1997
-
2000
Colegio Salesianos
Unspecified, N/a
Unspecified, N/a
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