A dedicated professional with a deep passion for technologies and software development, motivated by the aim to create high-quality products that make a positive impact on people's lives. Adheres to an open-source philosophy, actively sharing code and insights acquired from the community, reflecting a belief in collective strength. Committed to continuous learning and the pursuit of new challenges when existing ones no longer offer growth opportunities.

With 15 years of professional experience encompassing various industries and roles, this candidate has developed a versatile career, including leadership positions. For the past 8 years, they have maintained a successful freelance practice. A commitment to staying abreast of emerging technologies ensures the delivery of cutting-edge solutions, aiding businesses in addressing challenges and enhancing brand strength with a focus on user-centric design and technology.

An IT Support Specialist possessing a robust skill set in user support across Tier 1, Tier 2, and Tier 3 levels, with extensive expertise in administrating both Linux servers (Debian, Ubuntu Server, CentOS, Rocky Linux, Alma Linux) and Windows Server. This expertise spans advanced system administration for these platforms. Proficiency in managing Service Level Agreements (SLA), Service Level Objectives (SLO), and Service Level Indicators (SLI) is demonstrated. Capability in scenario deployment and a strong embrace of DevOps culture are evident. The skill set includes network configuration and the management of various network services, such as DHCP, DNS, FTP, Proxy, Firewall (including iptables and pfSense), SSH, VPN, NTP, FileServers, Active Directory, SAMBA, and NFS. The use of monitoring and observability tools like Zabbix, Prometheus, and Grafana is undertaken proficiently, in addition to scriptwriting for automation using Shell Scripting and Python. Expertise extends to configuration management tools such as Ansible and Chef, alongside DevOps tools including Docker, Kubernetes, Jenkins, and Git. Experience with cloud technologies like AWS, Azure, and Terraform, as well as database management using MySQL, is also part of the expertise. Strong verbal communication skills coupled with logical reasoning abilities allow clear articulation of ideas. A commitment to team goals is demonstrated through robust organizational and interpersonal skills. As an autodidact experienced in critical mission environments, problem-solving under pressure is a notable capability. Open to travel and relocation opportunities.

Product Designer and UX/UI professional with extensive experience in comprehensive roles, primarily focused on SaaS platforms and B2B products. Specialized in User Experience with advanced skills in interface development, encompassing the entire process from research and interviews to metrics tracking and usability testing. Demonstrated expertise in constructing and maintaining Design Systems.

Proficient in managing the full UX and UI process, from initial Discovery phases to high-fidelity advanced prototyping utilizing Figma. Additionally, possesses substantial knowledge and experience in Branding, Visual Design, Marketing, and Neuromarketing.

Technology enthusiast with experience in development since 2021 and a background in programming that began in 2019 through the editing of HTML and CSS pages as a Web Designer. This professional has gathered experience across diverse sectors, notably in retail and travel, with a particular emphasis on partner integrations. Proficient in multiple languages and tools, including JavaScript, TypeScript, Node.js, PHP, HyperF, SQL, Redis, and Docker.

An IT professional with extensive experience in Test/QA Analysis since March 2019 and a specialization in Automation Testing since January 2022. Demonstrates proficiency in Unit Test Automation using JUnit, Mocha, Chai, and PyTest. Expertise in Web Test Automation is evidenced by capabilities with Selenium WebDriver, Cypress, Playwright, and Robot Framework. Excel in API Test Automation through proficiency with REST-assured, Chai HTTP, Cypress, and Robot Framework, while Mobile Test Automation skills are showcased with Java/Appium and Robot Framework/Appium. Additionally, performance testing experience includes the use of k6. Proficient with several tools and technologies, including Jira, Azure DevOps, Docker, Jenkins, GitHub Actions, Postman, Insomnia, SoapUI, BrowserStack, and Android Studio.

Web Developer with over two years of experience in the IT sector, specializing in microservices development. Expertise includes creating and managing a microservice for assembling and retrieving dashboard data, along with leading the development and IT management of Pass Drive—a travel booking schedule control software designed to address mobility challenges at UFRGS University. Possesses robust programming skills aimed at developing applications that tackle societal issues and improve quality of life through sophisticated and creative problem-solving.

Proficient in front-end technologies such as HTML, CSS, JavaScript, TypeScript, React Js, React Native, Flutter, and Cypress. Backend knowledge encompasses JavaScript, TypeScript, Node Js, Nest Js, Java, SpringBoot, Spring, SQL, NoSQL, Supertest, Jest, and ORM (Prisma). Utilizes a variety of tools, including VS Code, Intellij, Heroku, Vercel, onRender, AWS, Jira, Bamboo, Bitbucket, Docker, Github, Mongo Atlas, Figma, and Slack.

Portfolio available at [GitHub](https://github.com/Mateusr337).

A software developer with over four years of experience in full lifecycle participation of application product teams, specializing in backend development with a focus on Node.js and Python. Expertise encompasses a wide range of technologies including Node.js, Javascript, Typescript, GraphQL, Python, Selenium, Django, Laravel, Blade, MySQL, MongoDB, Docker, and AWS services such as EC2 and RDS. Proficient in using version control platforms like Github, Gitlab, and Bitbucket, as well as project management tools including Jira, Trello, and Redmine. Familiar with Agile methodologies such as Scrum and Kanban, and practices like Test-Driven Development (TDD). Language proficiencies include native Portuguese, fluent Spanish, advanced English, and intermediate Russian.

Skype for Business is a unified communications platform that integrates messaging, voice, video calls, and conferencing. It enables organizations to connect and collaborate efficiently through instant messaging, online meetings, and file sharing.

A Skype for Business expert must have skills in network configuration, VoIP technology, server management, and troubleshooting. They should also be proficient in PowerShell scripting, Active Directory integration, and understanding of SIP protocols.

How to hire a Skype For Business expert

Skype for Business originated as Microsoft Lync, which was developed by Microsoft and released in 2010. It evolved from earlier Microsoft Office Communicator and Live Communications Server products. In 2015, it was rebranded as Skype for Business to leverage the familiar Skype interface and brand, aiming to enhance business communication and collaboration.

About Skype For Business

Strengths of Skype for Business included seamless integration with 

, robust security features, and a familiar user interface. Weaknesses involved occasional connectivity issues and a complex setup process. Competitors included 

Skype For Business

Top 5*

Collaboration

About Skype For Business

How to hire a Skype For Business expert

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