11/10/2026 updated

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Telecoms & Systems Integration | DevOps & QA Engineer

Oeiras, Portugal
Worldwide
Technical degree in telecommunications by INETE (1999-2002)
Oeiras, Portugal
Worldwide
Technical degree in telecommunications by INETE (1999-2002)

Profile attachments

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About me

Specialised in end-to-end systems, OSS/API integration, network troubleshooting and automation with Python, Bash, Perl and Ansible.Experienced in cloud-based and microservices migrations, CI/CD,AWS, Kubernetes-based environments, live production incident resolution and technical vendor management.

A/B TestingApplication Programming Interfaces (APIs)Apache AirflowSystems EngineeringAtlassian JiraComputer Telephony IntegrationLinuxDevOpsDevice ManagementPython (Programming Language)Messaging Application Programming InterfaceMessage Queuing Telemetry Transport (MQTT)AnsibleDataOpsSoapUISyslogSystem Integration TestingSystems IntegratorSystem IntegritySystems IntegrationTechnology IntegrationTelecom InfrastructureEnterprise Application IntegrationPostmanOutsystemsIntegration TestsDeployment AutomationTesting (Hardware)Cloud IntegrationDevSecOps
  • DevOps & Automation: Python, Bash/Shell, Perl, Ansible, CI/CD practices, task automation, system provisioning, AWS Lambda, AWS S3

  • Systems Integration & APIs: REST/API testing, SoapUI, Postman, OSS integration, service provisioning, data-flow validation, Apache Airflow

  • Platforms & Infrastructure: Linux, Kubernetes-based environments, APACHE, NGINX, cloud-based

  • QA & Testing: Functional, integration, smoke, stress and load testing; defect investigation; release validation; root-cause analysis; Jira

  • Monitoring & Troubleshooting: Wireshark, Grafana, Kibana, Prometheus, Syslog, log analysis, network and service monitoring, third-line support

  • Scripting & Data: Python, Bash/Shell, Perl, PHP, JavaScript, Node.js, SQL, Oracle, MySQL, MongoDB

  • Security: Network hardening, CPE security testing, vulnerability identification, Kali Linux

  • Version control & delivery: Git, Bitbucket, AWS CLI, Serverless Framework, PXE provisioning

  • Telecoms & device management: video platforms, IPTV/OTT, GPON, MPLS, ADSL, TR-069, ACS, MQTT, QoS, CPE, STB

  • Testing & integration: provisioning validation, firmware integration, vendor/hardware validation

Experience

Professional experience10+ years
Freelancer since2019

Languages

EnglishFluentPortugueseNative speaker

Project history

Video System Integration Engineer

CommScope
Supported end-to-end integration of Kaltura Cloud TV including broadcast platforms, IP networks, APIs, OSS, STBs, and OTT devices. Investigated and resolved API and software-release defects. Supported migration of legacy OTT/STB customers to Kaltura Cloud TV. Developed Python, Perl, and shell scripts to automate integration, testing, and operational tasks. Performed API testing and provisioning validation using Postman, SoapUI, endpoints, and mock services. Applied CI/CD and automation-first practices. Used Jira for defect management and Confluence for documentation.

Career Break

Health and well-being (Career Break)
Career break due to health and well-being reasons.

Software Engineer

ASML (by TMC)
Contributed to system architecture and software engineering activities within a complex technical environment. Developed and maintained automation solutions using Python, Bash, and Ansible. Created and supported PXE bootloader scripts for automated system provisioning and deployment. Applied automation-first and CI/CD practices. Used Bitbucket for version control and Jira for defect management.

Video E2E Systems Integration Engineer

Liberty Global (by Devoteam)
Supported end-to-end IPTV and OTT integration across broadcast platforms, IP networks, STBs, and microservices-based back-office systems. Investigated STB software defects. Supported Technical Field Trials and Operational Field Trials. Developed an AWS Lambda function using the Serverless Framework. Created and configured AWS S3 buckets. Aligned Apache Airflow workflows to ingest legacy metadata into the new platform. Applied CI/CD practices and used Jira for defect management.

Video E2E Systems Integration Engineer

Liberty Global (by TripleCon)
Supported end-to-end IPTV integration across broadcast platforms, IP networks, STBs, ACS, MQTT, and back-office systems. Managed defect investigation for STB software releases, performing log analysis, root-cause analysis, and technical troubleshooting. Supported Technical Field Trials and Operational Field Trials. Deployed STB software builds using Bitbucket/Git and AWS CLI. Analysed STB logs using Wireshark, Grafana, and Kibana. Tested APIs using Postman. Developed Python and Bash scripts to automate operational and testing tasks.

HomeNetwork Integration Engineer

NOS Inovacao (by KCSit Consulting)
Served as technical owner and primary point of contact for the ACS platform. Coordinated with equipment suppliers to report defects and track resolutions. Produced technical specifications and documentation for home gateways. Led firmware integration and validation for home gateways, cable modems, and set-top boxes. Defined test procedures and performed smoke, integration, and functional testing. Developed scripts to automate recurring operational and testing tasks.

Senior Operation Support Systems Engineer

Portugal Telecom
Built an event-driven automation system (Python/Bash/Perl) that detected client-side issues in real time and triggered self-healing scripts. Developed a CPE data collection pipeline to store large volumes of device metrics. Implemented a remote backup/restore feature for CPE devices. Closed a CPE security vulnerability by remotely replacing a password-generation algorithm. Built a real-time Syslog monitoring system with SMS alerting. Developed M2M scripts for remote disaster recovery of routers using SoapUI, APIs, Python, SQL, and NoSQL. Created internal web-based diagnostic tooling. Applied data mining and 3rd-line troubleshooting across IPTV, ADSL, GPON, CPE, and STB environments.

Senior Home Networking Engineer

Portugal Telecom
Conducted QA and functional testing of IPTV applications on STBs and mobile OTT devices. Performed stress, load, and security testing on CPE devices. Executed penetration testing on CPE GUI, CLI, Firewall, and IDS components. Built Raspberry Pi-based automated test probes. Performed remote device management and testing via ACS/TR-069. Conducted VoIP testing on Linksys and Cisco devices. Delivered 3rd-line troubleshooting for complex incidents across IPTV, ADSL, GPON, and CPE environments.

Senior Network Access Engineer

Portugal Telecom
Delivered 3rd-line technical support and advanced troubleshooting for complex IPTV, ADSL, and GPON network infrastructure incidents. Managed wireline provisioning and network monitoring. Developed PHP-based auditing tools. Bridged network-facing and client-facing OSS platforms using SoapUI. Conducted Quality Assurance and vendor validation for ONTs and STBs. Designed and deployed remote monitoring solutions using Raspberry Pi hardware. Led security auditing initiatives to identify and mitigate vulnerabilities.

Implementation and Planning Engineer

Portugal Telecom
Provided 3rd-line troubleshooting support for complex IPTV, ADSL, and GPON incidents and served as a back-office troubleshooting instructor. Integrated network-facing and client-facing OSS platforms. Supported voice and broadband probe testing. Developed integrations for in-house web-based diagnostic tooling covering MPLS, IPTV, BBRAS/Radius, and ADSL environments. Contributed to ProbePON, an internal tool for GPON networks.

Network Access Engineer

Portugal Telecom
Core Team Member for MEO TV Service Launch. Delivered troubleshooting, maintenance, and operations across fixed network services including MPLS, IPTV Mediaroom, ADSL, GPON, PSTN, ISDN, BBRAS/Radius, and DVB. Conducted IPTV STB testing and validation. Managed client provisioning and advanced CPE support. Monitored network infrastructure health using WhatsUp Gold. Executed technical requirements for strategic projects including SIBS migration and ADSL Bonding rollout.

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