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ragnarjohannes

3 reviews

@ragnarjohannes

Krakow, Poland

Membro desde 2 de setembro de 2017

1 Recomendações

ragnarjohannes

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Computer Security & Forensics and Programmer.

I am Norwegian, but I grew up in the United States of America, today I live in Poland. I am graduated in Computer Science and Network Engineering, I have some specializations in Network Security and Information Security, I studied Forensic Computing and Cyber Security. I finalized my PHD in Forensic Computing last year, I worked in companies in Silicon Valley for 9 years. I've learned to program with 9 years old, I program in Cobol, Fortran, Assembly, C, C ++, C #, PHP, ASP.net, VB #, Perl, Ruby, Java, JavaScript, Scala, R, Python and Pascal, I also work with some databases like Oracle, MySQL, SQL Server and others. I am able to configure Linux servers (Red Hat, CentOS, Ubuntu Server, Debian, Suse, Oracle Linux and ClearOS) as well as Windows Server 2003, 2008R, 2012. I also work with configuring networks with Cisco and Dell products. For more information, please contact me.

$23 USD/hr

3 comentários

3.3

67%Trabalhos concluídos
100%Dentro do Orçamento
100%Pontualidade
N/ATaxa de Recontratação

Itens de Portfólio

Comentários recentes

Outro ou sem certeza R$111.00 BRL
“Esse freelancer Ragnar não fez a metade do projeto e mesmo assim liberei metade do pagamento e passou 20 dias sem responder minhas perguntar. Não recomendo para ninguém.”
Fabiano C. há 6 anos
Desenvolvimento Web R$350.01 BRL
“Muito bom, atendimento profissional”
Claudio F. há 6 anos
Project 15267454 has been deleted £188.00 GBP
“totalmente satisfecha con el trabajo de este Freelancer, volvería a contratarlo sin dudarlo un minuto”
Flavia Eugenia M. há 6 anos