Hire the Best Apache Administrators
in Brazil

Over 7 years of dedicated experience as a Linux administrator. Proficient in working on projects and expertly troubleshooting/managing various aspects, including: Linux distributions: Debian, Ubuntu, CentOS, AlmaLinux. Virtualization technologies: VMware, Proxmox, Xenserver, KVM/Libvirt. Hosting environments: WHM/cPanel. Cloud services: AWS EC2, RDS, S3, and Route 53. Network services expertise includes: DNS management: Record configuration, zone transfers, security enhancements (SPF, DKIM, DMARK) to ensure mail servers send/receive mail without triggering spam filters. VPN setup: Efficiently establish, manage, and troubleshoot OpenVPN and IPsec configurations. Mail server setup: Proficient in configuring Exim or Postfix, Dovecot, and MX records. Linux services mastery: Skilled in managing BIND9, Exim4, Postfix, Dovecot, OpenVPN, Squid, Apache2, Nginx, and Samba4. Proficient in deploying iptables and various packages for effective firewalling. Scripting capabilities: Adept with both Bash and Python scripting languages. Network troubleshooting: Skilled in using tools like Wireshark, TCPdump, and others for accurate diagnosis. Firewalls proficiency: Expertise with SonicWall, Sophos, FortiGate, NethServer, PfSense, and MikroTik. SSL certificates management: Able to generate certificates using Let's Encrypt and effectively manage them with Certbot. SSH hardening: Proficient in generating public/private keys for SSH and fine-tuning configurations. Users/groups management: Skilled in efficiently managing user accounts, groups, and permissions. Linux clusters: Competent in setting up and managing Linux clusters. Storage management: Experienced in managing storage with LVM technology.

I'm a backend developer with over 15 years of experience in building scalable and secure web applications, specializing in Ruby on Rails. I have solid expertise in Linux infrastructure, automation, and cloud platforms (AWS, Azure). I'm currently pursuing a PhD in Computer Science at UFPE, with a focus on distributed systems and virtual machine performance. I'm looking to contribute to challenging and purpose-driven projects.

I'm a senior software engineer, with a Bachelor's degree in Computer Science and over 5 years of professional experience in full stack web development, web scraping, data pipelines. Also, I have experience with AI (LLM, MCP, LangChain, RAG) machine learning, and data science. My expertise lies primarily in backend development and systems integration, where I specialize in Python frameworks such as FastAPI, Flask, Django, Odoo, Firebase, Apache Airflow, Node.JS / TypeScript, along with frontend experience in Vue.js and React. I am also proficient in asynchronous programming and have extensive experience working with both relational and non-relational databases. Additionally, I have worked with cloud technologies like Google Cloud, AWS, and Docker. As a professional, I possess strong analytical and problem-solving skills, gained from working with third-party code, including open source software and Odoo modules. I prioritize automated testing and adhere to coding best practices, such as SOLID principles and Design Patterns, to ensure that I deliver clean, well-documented, and reusable code that facilitates seamless maintenance. Thank you for visiting my profile, and I look forward to hearing from you!

With over 25 years of hands-on experience in system administration and a profound understanding of GNU/Linux environments, I offer expertise in open source technologies that drive reliable and efficient systems. My proficiency extends to development on various programming languages, enabling me to craft robust solutions tailored to client requirements. Core Competencies: Systems Administration: Proficient in managing all aspects of the Linux operating system, including CentOS, Debian, Ubuntu, and Slackware distributions. Skilled in system optimization, security, and performance tuning. Software Development: Proficient developer with a focus on Perl, Python, PHP, C, C++, SQL, and JavaScript. Well-versed in Object-Oriented Programming (OOP) principles and application development for diverse platforms. Script Development: Adept at developing scripts in Perl, Python, Bash, and Lua for automation, integration, and system enhancement. Strong advocate for leveraging scripting languages for efficient operations. Database Administration: Extensive experience in administering MySQL/MariaDB, PostgreSQL, Oracle, SQLite, and Redis databases. Proficient in database optimization, replication, and backup strategies. Networking Specialist: Deep understanding of TCP/IP and OSI stack layers, with expertise in proxies, HTTP protocol, RADIUS, VPNs, VLAN, SNMP, netflow/ipfix, and BGP. Experienced in designing, implementing, and troubleshooting complex network infrastructures. Monitoring Architecture: Skilled in designing and implementing infrastructure monitoring solutions, including data gathering, processing, and analysis dashboards. Proficient in monitoring various network devices and systems across diverse environments. Web Hosting and Development: Proficient in web server hosting using Apache, Plack, Starman, and Flask, with expertise in HTML5, JavaScript, and REST APIs. Capable of developing dynamic web solutions in Perl, Python, Bash, or C. Professional Approach: I am committed to delivering tailored solutions that align with my clients' needs and exceed their expectations. My creative thinking and positive attitude ensure that challenges are met with innovative solutions, fostering long-term partnerships built on trust and reliability. Conclusion: With a comprehensive skill set and a proven track record of success, I am dedicated to providing exceptional service and driving continuous improvement in every project I undertake. Let's collaborate to transform your vision into reality and achieve unparalleled success.

Support expert in infrastructure with focus in production environment, knowledge in all the projects phases. Used to being exposed to complex scenarios, analyzing performance, architecture and implementation to operational support. Strong technical profile, fast learner. Knowledge disseminator, focused on the solution of issues and proper documentation. Excellent interpersonal skills and full commitment to critical systems 24/7. Certifications: LPIC-1, LPIC-2 and Novell Certified Linux Administrator Administration and Tuning of UNIX/Linux Systems and applications in general. Administration of Services: Puppet/Foreman, Git, Apache, Nginx, Passenger, Unicorn, WSGI, Free Radius, Iplanet, JBoss, Tomcat, WebLogic, JBoss, Postfix, Sendmail, Solr, ElasticSearch, Redis, Memcached, ActiveMQ, RabbitMQ, Logstash, MySQL, MongoDB, Oracle and etc. Expertise in Shell Scripting and Regular Expressions. I provide remote, Linux systems administration support.

Cover Letter Thiago Magalhães Othon Bezerra de Melo, 94 Rio de Janeiro, RJ, Brazil Hello I am submitting my cover letter As I am a Linux system administrator, with a solid knowledge and expertise in installing, tuning, and maintaining production servers environments as well as excellent understanding of Linux servers administration process and have considerable experience managing and troubleshooting all aspects of servers operations and applications. I have many large technology projects on schedule/budget and business strategy in companies where I have worked for, including Oracle, FIFA, Equinix and some federal government companies with more than seven years of experience in the field. My profile based on delivery, hardworking, dynamic, well organized, self-motivated, autonomous with strong sense of urgency and capable of working independently or as a member of a group. I am currently a LPIC-3 certified specialist. I firmly believe that I can be a valuable asset to your team. I welcome the opportunity to speak with you about this position and how my experience could help the company achieve its goals. Thank you in advance for your consideration. Sincerely, Thiago Magalhães