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Matteo Brachi

PROFILE

Matteo Brachi

Matteo Brachi engineered robust cloud infrastructure and automation solutions across the pagopa/pn-infra repository, focusing on reliability, security, and deployment velocity. He delivered scalable features such as Lambda-driven cost optimization, advanced monitoring with CloudWatch, and secure Redis-backed caching, leveraging Python and YAML for infrastructure as code. Matteo modernized CI/CD pipelines, integrated dynamic configuration management, and implemented event-driven architectures to streamline deployments and reduce operational risk. His work included hardening IAM roles, optimizing SQS and DynamoDB workflows, and enabling automated data exports, demonstrating depth in AWS services and backend development while ensuring maintainable, auditable, and resilient cloud-native systems.

Overall Statistics

Feature vs Bugs

78%Features

Repository Contributions

280Total
Bugs
26
Commits
280
Features
93
Lines of code
10,764
Activity Months16

Work History

March 2026

10 Commits • 3 Features

Mar 1, 2026

March 2026 performance summary for pagopa/pn-infra: Key features delivered include VPN Infrastructure EFS support in the VPC simulator, PdfRaster VPC EFS integration, and a major refactor of ECS cost-saving automation with migration toward AWS Scheduler. These changes deliver improved security, storage scalability, and cost efficiency, with enhanced scheduling reliability and maintainability.

February 2026

11 Commits • 3 Features

Feb 1, 2026

February 2026 (pn-infra) delivered high-impact automation, reliability, and security improvements across the repository. Key outcomes include cost optimization, data pipeline resilience, and secure data handling with GitHub integration.

January 2026

40 Commits • 17 Features

Jan 1, 2026

January 2026 delivered security-hardening, runtime modernization, automated workflows, and enhanced observability across pn-infra and related services. The team hardened access controls, expanded dashboards/alarms, and advanced Lambda-driven automation to improve reliability and governance while maintaining governance with parameterized infrastructure.

December 2025

8 Commits • 3 Features

Dec 1, 2025

December 2025—Delivered reliability and data pipeline efficiency improvements across pn-infra and introduced a new data analysis tool in pn-troubleshooting. Implemented SQS visibility timeout tuning and defaults for pn-data-monitoring and Lambda export, including default initialization, parameter adjustments, and processing wait-time improvements. Optimized DynamoDB export timing by shifting to a 1 AM cron to reduce peak-hour load. Fixed a configuration bug in SQS visibility timeout variable names to prevent misconfiguration or runtime errors. Launched PREPARE_ANALOG_DOMICILE data analysis tool with an Athena-based query script, incremental execution support, and S3 storage for results; README updated to clarify functionality and event searches (SEND_ANALOG and COMPLETELY_UNREACHABLE) and request ID handling. These changes improve data reliability, reduce processing delays, balance system load, and enable rapid, auditable analytics.

November 2025

8 Commits • 3 Features

Nov 1, 2025

November 2025: Delivered security-conscious improvements and Redis-backed caching with measurable reliability gains. Implemented AWS_RETRY_MODE configuration for the microservice, provisioned ElasticCacheDeliveryUser for pn-delivery, and enabled Redis-backed storage for consent-accepter with IAM and policy hardening. Fixed multiple Redis configuration issues to ensure secure, reliable connections.

October 2025

3 Commits • 3 Features

Oct 1, 2025

Oct 2025 monthly summary across pagopa/pn-troubleshooting, pagopa/pn-auth-fleet, and pagopa/pn-infra. Key security, configurability, and observability improvements delivered via three features, with targeted commits that improved credential handling, resource sizing, and monitoring across services. Business impact includes reduced credential exposure for automation workflows, flexible Lambda resource allocation, and unified, maintainable monitoring across SelfcarePG, PersonalDataVault, and Postel, enabling faster incident response and healthier service health signals.

September 2025

13 Commits • 3 Features

Sep 1, 2025

September 2025 contributions focused on strengthening CI/CD, governance automation, and configuration readiness, delivering reliable deployments, improved security posture, and reduced manual toil across three repositories.

August 2025

5 Commits • 2 Features

Aug 1, 2025

August 2025: Two high-impact CI/CD feature deliveries in pagopa/pn-cicd that significantly improve reliability, speed, and governance of pipelines. Regulatory impact: stronger parameter validation and reduced external dependencies.

July 2025

27 Commits • 6 Features

Jul 1, 2025

July 2025 performance summary focused on reliability, security, and deployment automation across Pagopa microservices. Key features delivered include Redis-backed JWT authorizer integration with environment-driven configuration, secure network posture improvements, and data durability enhancements. The period also delivered CI/CD modernization and improved testing infrastructure, enabling faster, safer releases. Collectively, these changes reduce operational risk, improve recoverability, and support more scalable, cost-efficient deployments across multiple repositories.

June 2025

17 Commits • 8 Features

Jun 1, 2025

June 2025 performance highlights: Delivered end-to-end CI/CD enhancements for the pn-portfat microservice and enabled safe canary deployments; hardened WAF log retention and consolidation of retention policy for improved data governance; enhanced Lambda observability and performance with new alarms and memory tuning; enabled Point-In-Time Recovery for pn-streamNotification to improve data durability; implemented Web Logout API and JWT-based authentication in VPC with refined deployment wiring to strengthen security and boundary control; and introduced automation script updates to improve interoperability and deployment reliability. This combination reduced deployment risk, improved security posture, and enhanced operational visibility across critical services.

May 2025

23 Commits • 4 Features

May 1, 2025

May 2025 performance summary: Delivered core feature enhancements and reliability improvements across pn-infra, pn-cicd, and pn-downtime-logs. Key outcomes include: (1) Data Monitoring Email and Notification Enhancements enabling SES-based email delivery, Slack alerts, SNS-based error reporting, and CSV presigned reports, with refined Slack recipient settings and dynamic presigned URL expiry; (2) Paper Error Dump deployment and cron expression logic refinements to improve deployment reliability and error handling for core accounts; (3) Infrastructure upgrades upgrading Node.js runtimes for Lambda-based monitoring, logging, and services to Node.js 22; (4) CI/CD runtime standardization aligning Node.js 18/22 across CodeBuild images for improved build reliability and feature support; (5) Backend routing extension in downtime tooling via Added MappedPaths for /downtime-bo/* to pn-downtime-logs.

April 2025

35 Commits • 11 Features

Apr 1, 2025

April 2025 performance summary for the PN infra stack (pagopa/pn-infra, pagopa/pn-ec, pagopa/pn-cicd). Focused on delivering high-value features, strengthening observability, and tightening security to improve reliability, performance, and deployment velocity across environments. Key outcomes include enhanced logging/monitoring, OpenSearch throughput improvements, data exports via Lambda, cross-account communications, and CI/CD/security hardening.

March 2025

18 Commits • 8 Features

Mar 1, 2025

March 2025 performance summary: Delivered security hardening, observability, data protection, and governance improvements across the infra, auth-fleet, troubleshooting, and cicd domains. The work improved security posture, reliability, and cost visibility while preserving existing functionalities.

February 2025

25 Commits • 8 Features

Feb 1, 2025

February 2025 monthly summary for pn-infra, pn-cicd, and pn-delivery focused on reliability, observability, configurability, and automated deployment. Delivered scalable infrastructure enhancements, improved mocks reliability, and accelerated deployment velocity through IaC and CI/CD improvements. Key observability and security controls were added to support environment parity and cost-aware resource tuning.

January 2025

23 Commits • 9 Features

Jan 1, 2025

January 2025: Delivered observable and cost-aware ECS infrastructure improvements across pagopa/pn-infra and pagopa/pn-troubleshooting. Implemented AWS X-Ray integration for ECS with a feature flag and memory/sidecar tuning, enhanced cost-saving automation via Lambda-based workflows with improved patterning and logging, and performed ECS memory optimization for better resource utilization. Added multi-cluster monitoring and management enhancements to strengthen reliability and IAM controls, and completed configuration cleanup with autoscaling naming alignment. Fixed critical reliability issues including Java tool options ordering to ensure the Java agent applies, and addressed ECS counts extraction reliability to scope to the development environment. Overall, these efforts improved observability, reduced cloud spend, and increased automation reliability across two repos.

November 2024

14 Commits • 2 Features

Nov 1, 2024

November 2024 monthly summary focusing on observability, reliability, and deployment flexibility across pn-infra, pn-cicd, and pn-national-registries. Key outcomes include expanded OpenSearch monitoring alarms, corrected storage/dashboard reporting, dynamic OpenSearch EBS sizing, improved SQS alarm handling to avoid false positives, and reliability improvements in ADE renewal and secret management, plus type-safe deployment outputs.

Activity

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Quality Metrics

Correctness88.4%
Maintainability88.2%
Architecture86.0%
Performance81.2%
AI Usage20.8%

Skills & Technologies

Programming Languages

AWKBashGoJQJSONJavaScriptMarkdownPythonShellYAML

Technical Skills

API GatewayAPI Gateway ConfigurationAPI IntegrationAWSAWS CLIAWS CloudFormationAWS CloudWatchAWS CodeBuildAWS CodePipelineAWS DynamoDBAWS ECSAWS EventBridgeAWS EventsAWS IAMAWS Lambda

Repositories Contributed To

13 repos

Overview of all repositories you've contributed to across your timeline

pagopa/pn-infra

Nov 2024 Mar 2026
14 Months active

Languages Used

JavaScriptYAMLyamlPythonpythonGoJSON

Technical Skills

AWSAWS CloudWatchCloud InfrastructureCloud MonitoringCloudFormationDevOps

pagopa/pn-cicd

Nov 2024 Jan 2026
10 Months active

Languages Used

JSONShelljqYAMLbashyaml

Technical Skills

AWSAWS CLICloudFormationDevOpsInfrastructure as CodeShell Scripting

pagopa/pn-troubleshooting

Jan 2025 Jan 2026
8 Months active

Languages Used

AWKBashJQJSONMarkdownShelljqPython

Technical Skills

API IntegrationAWSAWS CLIAutomationCSV ManipulationCloud Computing

pagopa/pn-auth-fleet

Mar 2025 Oct 2025
4 Months active

Languages Used

YAMLJSONJavaScript

Technical Skills

AWS CloudFormationDynamoDBKinesisAPI GatewayAWSAWS IAM

pagopa/pn-ec

Apr 2025 Jan 2026
2 Months active

Languages Used

YAML

Technical Skills

AWSAWS CloudFormationAWS CloudWatchCloudFormationDevOpsInfrastructure as Code

pagopa/pn-delivery

Feb 2025 Nov 2025
2 Months active

Languages Used

YAML

Technical Skills

AWS CloudFormationDevOpsAWSAWS LambdaCloud ServicesCloudFormation

pagopa/pn-portfat

Jul 2025 Sep 2025
2 Months active

Languages Used

YAML

Technical Skills

AWSCloud InfrastructureCloudFormationDevOps

pagopa/pn-national-registries

Nov 2024 Jan 2026
2 Months active

Languages Used

YAML

Technical Skills

AWSAWS CloudFormationCloudFormationDevOpsIAMcloud infrastructure

pagopa/pn-downtime-logs

May 2025 May 2025
1 Month active

Languages Used

YAML

Technical Skills

Cloud ConfigurationInfrastructure as Code

pagopa/pn-stream

Jun 2025 Jun 2025
1 Month active

Languages Used

YAML

Technical Skills

AWSCloudFormationDatabase Management

pagopa/pn-delivery-push

Jul 2025 Jul 2025
1 Month active

Languages Used

YAML

Technical Skills

AWSCloudFormationDynamoDB

pagopa/pn-bff

Jan 2026 Jan 2026
1 Month active

Languages Used

YAML

Technical Skills

AWS CloudFormationinfrastructure as codesecurity best practices

pagopa/pn-templates-engine

Jan 2026 Jan 2026
1 Month active

Languages Used

YAML

Technical Skills

AWS CloudFormationcloud infrastructurenetwork security