A highly dedicated and qualified professional ensures software integrity and efficiency through the identification and reporting of bugs and flaws. Experienced in reviewing and analyzing system specifications, offering insights to ensure correct system functionality. Possesses specialized skills in creating both manual and automated test cases, coupled with thorough analysis of results.

A back-end developer with over five years of experience has undertaken projects that manage high-traffic volumes, specifically between one to two million page views per day. Possessing a strong foundation in functional programming and proficient skills in Python, Node.js, and PHP, the developer exhibits a keen interest in application scalability, infrastructure optimization, and the implementation of development best practices, including Test-Driven Development (TDD).

A professional with a degree in Systems Analysis and Development from Universidade Paulista, recognized for a dynamic and goal-oriented approach. With a strong passion for technology, education, and transforming lives through programming, there is a steadfast commitment to Lifelong Learning, driven by a natural curiosity that aligns perfectly with the constantly evolving field of technology. Extensive experience as a developer encompasses various sectors, particularly e-commerce and marketplace, demonstrating proficiency across the entire development lifecycle, from initial requirement gathering to final production deployment.

Data professional, researcher, and doctoral student at CIn/UFPE with a Master's degree in Informatics from IC/UFAL, focusing on machine learning and author of various nationally and internationally published works. Specialized in IT project management with a concentration in software configuration management, and holds a Bachelor's degree in Systems Analysis from Cesmac. Professional experience includes developing web software using Java, PHP, and Python, along with expertise in Java frameworks like Hibernate, Spring, and JSF. Proficient in PHP frameworks such as Drupal, CakePHP, and Wordpress, and skilled in SQL through databases including SQL Server, MySQL, and PostgreSQL. Experienced with version control systems like GitHub and SVN, and containerization using Docker. While proficient in MS Windows, has a preference for working with Linux distributions such as Ubuntu and Mint.

In the realm of machine learning, has worked with R, Matlab, and Weka but currently focuses on Python, leveraging libraries such as Scikit-learn, Numpy, Scipy, Pandas, Keras, Matplotlib, and Seaborn, with research focused on implementation in cloud environments like GCP and AWS. Additionally, skilled in developing documentation and utilizing UML diagrams, particularly for projects related to health and software documentation creation. Nearly five years of experience teaching undergraduate and postgraduate courses in systems information, including subjects like Mathematical Logic, Artificial Intelligence, Structured Programming, and Programming Paradigms. Has also served in various roles such as interim director, HR project manager, technical support, and building manager. Open to learning new methodologies and technologies to continually advance professional expertise.

A Full Stack Developer with a specialization in backend technologies, emphasizing expertise in NodeJS, brings practical experience in system analysis and development. Beginning a professional journey at the age of 22 in 2020, this individual has since expanded technical proficiency to include front-end technologies such as ReactJS and ReactNative, thereby enhancing full-stack development capabilities. Further broadening the technological repertoire, proficiency extends into DevOps practices, specifically focusing on Continuous Deployment/Continuous Integration (CD/CI), Docker, and AWS. This comprehensive skill set is tailored to address contemporary software development challenges effectively.

An experienced software developer with over 19 years of expertise, specializing in web and mobile technologies, exhibiting proficiency across a diverse range of programming languages and frameworks. Proficient in PHP Frameworks, JavaScript Frameworks, Apache Tomcat, MySQL, Bootstrap, Node.js, React, React Native, AngularJS, Ionic Framework, PostgreSQL, and Oracle databases. Adept in utilizing web development tools such as VS Code IDE and has deep expertise in SQL and NoSQL databases, including Firebird. Skilled in SEO strategies for e-commerce platforms and possesses comprehensive knowledge in infrastructure and cloud computing services.

The career commenced at 14 with the development of institutional websites and e-commerce platforms. By the age of 18, transitioned into the educational sector, instructing web design. Subsequently, founded a technology company focused on event management solutions, covering sales and development. Assumed responsibility for the full technology spectrum, developing POSWEB applications with diverse technologies (PHP, .NET, Delphi, Ionic) and managing software testing along with database performance optimization.

Experience includes the development of both desktop and web applications optimized for high performance with minimal resource consumption, managing both local and cloud-hosted infrastructures on Linux and Windows systems, and automating access control management systems and point-of-sale (POS) systems. Led the creation of mobile applications for ticket validation, sales, and control, and oversaw the development of e-commerce portals, dashboards, and gatekeeper management for events.

The COVID-19 pandemic necessitated a strategic pause in operations due to its impact on the events sector, transitioning to sustainability-focused measures until normal operations could resume.

Later joined as a Senior Analyst, responsibilities included consulting, test-driven development (TDD), database administration, detailed analysis, and enhancing client application solutions with various frameworks (PHP, Lumen, Laravel, Magento), as well as Node.js, Angular, and AWS infrastructure services. Focus was placed on unit testing, application performance improvement, and optimizing microservices.

With seven years of experience in the Central Control Office (CCO) specializing in operational planning and control, the professional advanced to the role of Operation Supervisor, where responsibilities included data analysis and decision-making. The current focus is on web development, showcasing strong communication skills and a dedication to acquiring new technological knowledge for the continuous enhancement of projects.

Full-Stack Engineer with extensive expertise in front-end and back-end technologies, specializing in Node, React, React Native, and AWS. Demonstrates a proven history of leading successful projects, optimizing infrastructures, and implementing scalable solutions. Focused on leveraging technical proficiency and collaborative skills to drive innovation and meet business objectives.

Nix is a package manager and build system that ensures reproducible builds and deployments by using a purely functional approach to software management, where dependencies are explicitly declared and isolated, preventing conflicts and enabling precise version control.

A Nix expert must have skills in functional programming, understanding of the Nix language, proficiency in Linux and Unix systems, familiarity with shell scripting, and experience with package management and build systems.

How to hire a Nix expert

Nix was created in 2003 by Eelco Dolstra as part of his PhD research. It aimed to address issues in software deployment, particularly dependency hell and reproducibility, by using a purely functional approach to package management and build systems.

About Nix

Strengths of Nix include reproducible builds, precise dependency management, and isolation of packages. Weaknesses include a steep learning curve and complex configuration. Competitors include 

, Ansible, and traditional package managers like 

Nix

Top 5*

Programming Languages

About Nix

How to hire a Nix expert

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