Bruno Fonseca

Experience

• 

  CEFET-MG

  Feb 2018 - Feb 2019

  Software Development Intern

  Developed new features and optimized the Integrated Academic Activities Management System (SIGAA) while resolving customer support tickets within SLA.

• 

  Blip

  Mar 2019 - Apr 2024

  • Led cost optimization initiatives in the Customer Success department by assessing and optimizing over-provisioned resources in AKS clusters for staging and development environments. Developed a Python-based automation, deployed as a Kubernetes CronJob, to identify and decommission idle applications inactive for 15+ days and enable node spot activation. This initiative achieved an estimated 30% reduction in monthly costs for development and staging environments.• Improved developers' operational efficiency by maintaining .NET API templates, revitalizing and evolving internal products, ensuring quality and standardization across various projects for 20+ squads. Reduced Tech Leads' code review time through project standardization and cut .NET Core project creation time by up to 80% by leveraging on cutting-edge "dotnet new" templates.• Spearheaded the technical alignment of the Customer Success department during the company's transition to centralized observability in Grafana. Instrumentalized the use of Loki and Tempo with OpenTelemetry, authored comprehensive documentation, and conducted training sessions for squad tech leaders. Successfully mitigated pushbacks and addressed challenges, ensuring a smooth adoption of the new stack in production environments.• Conducted and delegated department-wide training and knowledge-sharing sessions in weekly meetings that enabled over 100 developers across 20+ squads to stay aligned on technology updates and effective solutions to common challenges. Show less • Designed and implemented a major .NET Core API refactoring to eliminate inconsistencies in lead data between chatbot reports and systems like Siebel for a global automotive leader, leveraging a fault-tolerant architecture to ensure reliability. Mitigated customer attrition and reversed churn trends by increasing conversion rates through enhanced data accuracy, while reducing lead-related customer complaints by over 90% each month.• Served as the Technical Reference for a multidisciplinary team of software engineers, agile coaches, data analysts, NLP engineers, and UX designers. Mentored teammates, facilitated conflict resolution, and promoted knowledge sharing through weekly follow-up meetings that enhanced technical and soft skills of team members. Reduced critical bug resolution time by streamlining handover processes and ensuring developers had sufficient context to address issues efficiently, even when assigned to other projects. Show less

  • Staff Software Engineer

    Mar 2023 - Apr 2024

  • Software Engineer

    Mar 2019 - Mar 2023
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  Seasalt.ai

  Apr 2024 - now

  DevOps Engineer

  • Led a company-wide initiative as the Security Officer to ensure compliance and governance by conducting vulnerability assessments, implementing patch management procedures, developing incident response plans and creating documentation. Achieved 100% HIPAA audit readiness and 50% progress towards SOC 2 compliance in 8 weeks, enabling the company to serve customers in the healthcare sector.• Revitalized company’s observability, enabling prompt issue detection, real-time monitoring, alerting, and improved system reliability. Additionally, developed integration and smoke test workflows to identify critical production issues, preventing potential long lasting impacts on user experience.• Started a company-wide Code Convention to standardize best practices and improve code consistency across projects. Additionally, designed a GitHub Actions workflow to automate quality checks (flake8, pyright, bandit, pytest) and enforce progressively higher code coverage thresholds. Boosted codebase test coverage by enforcing a minimum test coverage threshold for new code and enabled code reviewers to focus on more complex and subtle issues by automatically detecting and reporting 80% of common code smells within pull requests. Show less