Michelle User

Independent research and experimentation in Generative AI, LLMs and AI-assisted workflows.
 
Focused on AI behavior analysis, reasoning patterns, failure modes, prompt engineering and practical business applications.
 
Applying more than 30 years of experience in critical systems, incident management, troubleshooting and complex problem solving to the study and adoption of AI technologies.
 
Devel

Led digital performance and paid media initiatives for an independent project, focusing on data-driven campaign optimization and continuous improvement.
 
Responsible for planning, implementing and monitoring Meta Ads campaigns, including audience segmentation, A/B testing, performance analysis and budget optimization.
 
Drove strategic adjustments aimed at increasing conversions, improving effici

Led Human Resources during a critical period of organizational restructuring associated with major industrial projects linked to Petrobras.
 
Managed the workforce reduction of more than 3,000 positions, including large-scale layoffs, site closures and organizational redesign under significant operational, legal and labor-relations pressure.
 
Led complex union negotiations, strike management, col

Led administrative and financial operations during a period of organizational restructuring, focusing on cross-functional alignment, operational efficiency and governance.
 
Managed financial, administrative and operational processes while coordinating initiatives involving Human Resources, leadership teams and key business functions.
 
Acted as a strategic liaison between departments, driving pro

Managed operations and maintenance activities for Intelligent Network platforms supporting prepaid mobile and fixed-line services, number portability and value-added services.
Led Tier 2 support activities and acted as a key escalation point for complex incidents, working across Operations, Engineering, IT, Product and Customer Service teams.
Participated in major transformation initiatives, inclu

Provided operational support, troubleshooting and maintenance for Prepaid and VPN service platforms running on Ericsson and Huawei environments.
Performed incident analysis, testing, validation and problem resolution related to charging systems, recharge platforms, data services and network integrations.
Supported high-availability telecommunications environments across Solaris, HP-UX, Linux and W

Provided Tier 2 and Tier 3 support for international roaming services, including Voice, SMS, MMS, WAP and GPRS, performing advanced troubleshooting and interoperability testing with global mobile operators.
Analyzed SS7 signaling protocols, including ISUP, MAP, INAP and CAP, to diagnose issues, validate roaming agreements and ensure service quality across international networks.
Developed configur

Coordinated the implementation of network projects across all phases, acting as a technical liaison between Operations, Engineering, vendors and support teams.
Provided advanced support and maintenance for OSS platforms, including Huawei and Alcatel SDH systems, Nortel Intelligent Network solutions and Geoprobe monitoring environments.
Managed technical evaluations, incident resolution, performanc

Coordinated global support and infrastructure operations for Banco Bozano Simonsen, supporting international offices in Hong Kong, New York, Miami, London and Buenos Aires.
Led support, networking and infrastructure teams responsible for maintaining business-critical environments, ensuring operational continuity, technology standardization and integration across domestic and international operatio

Provided technical support for enterprise network and Unix environments, including Novell NetWare, IBM AIX and HP-UX platforms.
Performed troubleshooting, server administration, user support and maintenance of critical IT infrastructure in high-availability environments.
Supported system integration, network configuration and operational monitoring activities, ensuring service stability, performan

Provided technical support and help desk services for corporate users, assisting with incident resolution, system access and operational support activities.
 
Supported day-to-day IT operations, contributing to service continuity and user assistance in a large retail environment.

Idealizadora do projeto @comidaquecura, criado em Março de 2020, servindo refeições veganas balanceadas para moradores em situação de rua. Preparo semanalmente 120 refeições completas além de sanduiches e frutas.