Marcelo Pellicano
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Software Engineer | Aspiring Project Lead | Empathetic Team Facilitator | Cloud Systems
Montreal, Quebec, Canada
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Résumé
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Software Engineer IIBlueCatSep 2021 - Current (4 years 9 months)Developed microservices in Go, Java and Python, deployed with GitLab CI/CD and Terraform. Built distributed ingestion systems with AWS Kinesis Firehose, Lambda, and SNS/SQS using Protobuf-based contracts. Integrated Vector.dev in observability PoC to streamline logging and metrics to OpenSearch. Supported an ML-enhanced DNS detection pipeline using Trino, Pulsar, and Airflow. Fostered technical collaboration across cross-functional teams and facilitated problem resolution in team sprints.- Senior Mobile DeveloperBellMar 2020 - Sep 2021 (1 year 7 months)Android development across key telecom apps—MyBell, Virgin Mobile, and Lucky Mobile—delivering features that enhanced user experience and engineering efficiency. Delivered customer-facing features using Kotlin, collaborating closely with backend and product teams. Enhanced backend API contracts to support parallel development, enabling mobile teams to decouple from backend timelines using WireMock-based simulations. Migrated hybrid legacy architecture from MVP to MVVM, significantly improving testability and maintainability. Acted as a coach and unblocker during staging environment instability, ensuring sprint momentum. Served as a liaison between business stakeholders, backend teams, and third-party vendors to align technical delivery
- Software DeveloperSpiriaFeb 2020 - Mar 2020 (2 months)Conducted architectural analysis and refactoring for dental imaging systems (Dental Wings) Applied SOLID principles and domain-driven design to improve system modularity. Collaborated with UI/3D teams to streamline integration and testing.
- System Analysttelefilm canadaAug 2019 - Jan 2020 (6 months)Collaborated with business stakeholders to optimize budget management workflows. Developed and maintained Appian-based systems for managing audiovisual funding. Ensured data integrity and process automation across multiple departments.
- Software DeveloperMindGeekJan 2014 - Aug 2019 (5 years 8 months)Development of secure payment systems and high-availability infrastructure. Mapped the entire payment flow using Bizagi, enabling clear visualization and analysis of business processes. Refactored existing codebase to enhance performance, stability, and scalability. Led requirements gathering, refinement, and feature development using a Test-Driven Design (TDD) methodology. Tackled high availability challenges in horizontally scaled systems, configuring HAProxy as a reverse proxy and load balancer with custom business logic at Layer 4 and Layer 7. Analyzed latency issues in cross-ocean MySQL master-slave replication, including query optimization, lock analysis, and monitoring Seconds Behind Master (SBM). Executed A/B testing via
- SSystem AnalystSECOM Presidency of the Republic of BrazilNov 2012 - Jul 2014 (1 year 9 months)
- Senior Systems AnalystCAPES Coordenação de Aperfeiçoamento de Pessoal de Nível SuperiorJul 2007 - Oct 2012 (5 years 4 months)
- ProgrammerEletronorteMay 2005 - Dec 2006 (1 year 8 months)Analysis and development of enterprise systems structured and object-oriented with PHP and ASP languages. Using Oracle, SQL Server and MySQL databases for Eletronorte (www.eln.gov.br).
- FSystems DevelopmentFDBrasilNov 2004 - Jan 2005 (3 months)Systems production with PHP/MySQL using JavaScript, HTML and FLASH (ActionScript).
- MPHP ProgrammerMinisterio Das CidadesJul 2004 - Sep 2004 (3 months)Modeling and systems development for Intranet and Internet with PHP/MySQL, using Open Source solutions for the Ministry of Cities.
Education
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- Post-graduate, Requirements EngineeringUniCEUB Centro Universitário de BrasíliaJan 2009 - Dec 2010 (2 years)
- Bachelor's degree, Computer ScienceUniCEUB Centro Universitário de BrasíliaJan 2004 - Dec 2008 (5 years)