Resumé
Cláudio Luís Marques Sampaio
Rua Benedito da Silva 291
Residencial Terra Nova, Campinas, SP
CEP 13082-694
+55 (19) 3289-0644
+55 (19) 99116-3949
Married, no children
Nationality: Brazilian and Portuguese (with up to date documents and passports for both)
Small business: MakerLinux S/A
CNPJ 21.004.886/0001-11
Inscrição Municipal 00311816-9
Summary
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Versatile system administrator and developer graduated in engineering with decades of UNIX and Linux experience in big customers with mission critical environments, working with servers, desktops, mobile and embedded devices.
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Language generalist with programming experience (complete application writing) in C, C++, Java, perl, python, SQL, php and shell scripting.
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Good knowledge on revision control systems like git, RCS, Subversion (SVN), CVS, bazaar.
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Good knowledge on container virtualization (docker, vagrant), configuration management (puppet, ansible), cloud (softlayer, AWS), with limited experience with orchestration (kubernetes, docker swarm).
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Experience in programming with various general use libraries/packages such as libcurl, berkeley db, sqlite3, redis, rabbitmq, scrapy, gettext (for internationalization), mysql, postgresql, oracle, MS SQL Server.
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Knowledge and experience with Agile methodologies, LEAN and ITIL, including extreme programming (XP), Kanban and SCRUM. ITILv3 certified.
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Deep understanding of open-source licenses, philosophy and legislation and active contributor of open-source projects.
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Knowledge and experience in packaging software applications in formats like deb, rpm, lpp (AIX), AppImage and snap.
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Good knowledge of electronics and circuitry and deep knowledge and understanding of low-cost 3D printing, with a popular open-source book (in brazilian portuguese) published about it. Due to that, good modelling experience in open-source 3D modellers like Blender, FreeCAD and OpenSCAD.
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Public speaker in a number of high-profile events and conferences, and also youtube educator with Maker/3DPrinting channels in brazilian portuguese and english.
Objective
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Mostly due to my diverse set of abilities, my best performance is at medium to long term projects with high stakes and responsibilities and unforeseen circumstances in DevOps environments.
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I thrive at complex systems environments with multiple languages, being able to learn a new one in a very short time. High skill in troubleshooting and fixing system problems and keep things working even in emergencies.
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With my education experience, I am also very good and documenting and organizing computing environments.
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I can administrate diverse UNIX system environments including planning for high availability (certified in HACMP for AIX and with experience in other HA systems) and network topology and firewalls.
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I can code applications that complement a diverse environment, with scripting, VM-based or compiled languages.
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I can advise on open-source licensing and strategies.
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I can use my extra skills to complement work, e.g. 3D printing for embedded devices or 3D modelling.
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I can work night shift if needed. Had a 5 years period at IBM with that.
Education
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State University of Campinas (Unicamp), 2001. Computer engineering.
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State University of Campinas (Unicamp), 2010. Master in Genetics and Molecular Biology.
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Several certifications from Unixes:
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SAIR Linux certification, 2001
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CATE (Certified Advanced Techical Expert) for AIX, 2001.
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HP-UX and Solaris System Administrator certifications.
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Many in-job courses and certifications, from ITILv3 to individual products like Lotus Notes and Maximo.
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Embedded development courses with Embedded Labworks and (now extinct) Techtraining.
Experience
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Solvo S/A, 1998-2002: Unix systems administrator, 2001-2002: Unix Application Developer.
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YMF S/A, 2002-2003: J2EE developer for financial systems.
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Convergys, Inc., 2003-2005: Unix and Windows applications developer (front-end and backend)
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IBM Brasil S/A, 2005-2016: UNIX Systems administrator, Unix Team Lead, Unix Application Developer, Cloud Administrator and Programmer.
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MakerLinux S/A, 2016-2018: Owner/CTO.
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TSYS, Inc., October 2018 - Present: C/C++ & PL/SQL Application Developer
Languages
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English: fluent (writing, reading), good (speaking).
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Portuguese: native language.
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French: intermediate (reading, speaking), basic (writing)
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Spanish: intermediate (reading, speaking), basic (writing)