Randy Bartels Email & Phone Number

San Antonio, Tx, Us

San Antonio, Tx, Us

San Antonio, Texas, United States

Houston, Texas, United States

Research, design and implement scalable back end for social application Partnered with a remote team of four on product development Developed chatroom using Phoenix channels and GraphQL for social website Interfaced with Postgres database to store conversation histories asynchronously

San Antonio, Texas Area

Configure new installations and support existing customers Created provisioning checking system in Ruby with Sequel and ssh which polls multiple databases, call servers, and webservers to verify onboarding of new sites Interpret site surveys to design WAN, LAN, and backup power requirements Create a Bill of Material for APCs, switches, routers, firewalls, servers, and cabling Identify and verify customer installation and cutover expectations Read C source code to identify inconsistent configuration settings Research C source code and Bash scripts for production bugs Update application software in production during maintenance windows Develop Python and Ruby tools for server administration

San Antonio, Texas Area

Provide support for hosted and cloud servers: Web/Mail/Database server software for thousands of customers Frequently used command line tools such as grep, sed, awk, curl, vim Configured users, groups, umask, permissions, sudo permissions Configured crontab to repeat administrative actions Configured iptables and fail2ban to provide DOS mitigation and robustness Document actions and answer customer questions in tickets Document repeatable solutions in internal tickets

Developed and maintain automated build system Configured Python buildbot engine to provide nightly builds and smoke tests Create Makefiles to build 8 targeted software suites Used cpp to create XML configuration files for installation tools Wrote init.d service control scripts in bash Analyze C++ code for build problems Versioned dynamic Linux libraries for linking

Reno Nv

Programmer Developed VOIP billing system in Perl with ClassDBI to parse CDR logs to bill calls and provide detailed call history for customers. Develop customer interfaces for new products Develop support tools Integrate legacy systems with new products Training of System Administrator position Relief on-call for System AdministratorPrevious positions held:System AdministratorMaintain and troubleshoot servers , high capacity circuits, routers(Edge,Gateway, and Core),call concentrators and other equipmentfor an ISPwith over 4000 customers.This position was on a rotating on-call basis.Technical Support / Customer ServiceTroubleshoot problems relating to connecting and using the Internet, walkthrough setup of Internet connections, teach basics of Internet usage,research of Internet related topics, support of office computers.

Certification, Elixir

Activities and Societies: Cohost weekly student social meeting Elixir, Phoenix, REST and GraphQL, Ecto DB, OTP & Testing, Absinthe.

Elixir

Topics covered by Phoenix on Rails include: styling your app, managing your front-end assets, rendering static files, interfacing.

Computer Science

Computer Information Services & Programming Associate Degree in Information Technology and Networking Courses completed • Intro.

Professional Elixir And Otp

From the book Designing Elixir Systems with OTP, this course will arm you with understanding of the core Elixir abstractions you need.

Mathematics And Computer Science