Celso Maluana Email & Phone Number

Accomplished IT professional with extensive experience in telecommunications, value-added services (VAS), web development, and network infrastructure. Proficient in systems analysis, design, implementation, and troubleshooting. Certified in various industry-recognized programs, including CompTIA Security+, Network+, Cloud+, Agile methodologies, and ITIL Foundation. Known for exceptional problem-solving skills and the ability to communicate complex technical concepts to non-technical stakeholders.Experience HighlightsTelecommunications and VAS ExpertiseExtensive experience in managing and strategizing VAS operations for both mobile and landline platforms.Skilled in providing first and second-level support for VAS products (Huawei & Enghouse SMSC, USSD, VMS, RESTful API, GMLC, ANTISPAM, RULE ENGINE).Proficient in commissioning VAS solutions based on MAP, SS7, and SIP protocols, and experienced in integrating and swapping new VAS platforms.Network and Infrastructure ProficiencyExtensive experience with advanced network security appliances, including configuration, management, and policy enforcement on Palo Alto and Check Point firewalls.Proficient in administering and optimizing Active Directory environments, including Group Policy, DNS, DHCP.In-depth expertise in network monitoring and management tools, including Zabbix and Prometheus for distributed network monitoringCompTIA Network+ certified, with a deep understanding of TCP/IP protocols, VPNs, network security principles, encryption standards, and data protection mechanisms.Skilled in the deployment and integration of complex applications within multi-cloud and on-premises environments.Proficient in designing scalable and efficient system architectures, including microservices, containerization with Docker, and orchestration using Kubernetes.Experienced in database schema design and optimization, with a focus on SQL/NoSQL database systems, indexing strategies, and query performance tuning.Web and Backend DevelopmentProficient in web development using HTML, CSS, JavaScript, .Skilled in backend development with , Python and PHP.Solid understanding of database management systems, including SQL databases like MySQL, PostgreSQL, MongoDB.Cloud and DevOpsExperienced with cloud platforms (AWS, Azure) for deploying, managing, and scaling applications.Familiar with DevOps practices and tools, including CI/CD pipelines, Docker, Kubernetes, and Git.CompTIA Cloud+ certified, enhancing cloud infrastructure management capabilities.

Listed skills include Java, Web Design, Jquery, Javascript, and 20 others.

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  Udm

  Tecnologia Da Informação