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andrade0

PROFILE

Andrade0

Over a ten-month period, contributed to Guardian’s support-service-lambdas and members-data-api repositories by building and enhancing event-driven backend workflows for payment processing, dispute management, and customer communications. Leveraged AWS Lambda, SQS, and API Gateway to implement secure, scalable integrations with Stripe, Zuora, Salesforce, and Braze, while maintaining robust error handling and infrastructure as code practices using TypeScript, Scala, and CloudFormation. Focused on security hardening through dependency management and vulnerability remediation, improved data integrity with DynamoDB pipelines, and delivered customer-facing features such as automated notifications and voucher APIs. Prioritized maintainability, test coverage, and deployment reliability across evolving serverless architectures.

Overall Statistics

Feature vs Bugs

65%Features

Repository Contributions

52Total
Bugs
11
Commits
52
Features
20
Lines of code
28,516
Activity Months10

Work History

April 2026

2 Commits • 1 Features

Apr 1, 2026

April 2026 performance summary focused on delivering customer-facing improvements and strengthening security/stability across critical services. Key outcomes include enhancements to Braze email communications and hardening of dependencies and error handling in the data API, driving reliability and maintainability with measurable business value.

March 2026

8 Commits • 3 Features

Mar 1, 2026

March 2026 monthly summary focusing on key business value and technical achievements across Guardian's support and data API platforms. Delivered a new data pipeline for newsletter acquisitions, hardened security posture for imovo-related Lambdas, strengthened cancellation and payout workflows, and addressed dependency vulnerabilities to reduce risk and improve reliability.

February 2026

5 Commits • 3 Features

Feb 1, 2026

February 2026 performance summary focusing on security hardening, API expansion, and deployment reliability across guardian/members-data-api and guardian/support-service-lambdas. Delivered key features, fixed critical vulnerabilities, and enhanced testing and infrastructure discipline.

January 2026

4 Commits • 2 Features

Jan 1, 2026

January 2026 performance summary: Delivered security hardening and a major re-architecture of the auto-cancellation workflow, improving security posture, reliability, and AWS-aligned best practices. Implemented event-driven cancellation flows, stabilized deployments, and reinforced infrastructure reliability, resulting in reduced risk, faster response to incidents, and improved customer experience. Collaboration with cross-team stakeholders and adherence to coding standards showcased strong technical leadership and execution velocity.

December 2025

2 Commits • 1 Features

Dec 1, 2025

December 2025 performance summary highlighting key feature delivery, major bug fixes, overall impact, and technologies demonstrated across two repositories. Focus on business value and measurable technical outcomes.

November 2025

5 Commits • 1 Features

Nov 1, 2025

November 2025 across guardian/members-data-api and guardian/support-service-lambdas delivered security fixes, reliability improvements, and compatibility updates that reduce risk and enable scalable operations. Coordinated fixes with cross-team collaboration and maintained a strong security posture while enhancing payment handling reliability and data validation.

October 2025

6 Commits • 4 Features

Oct 1, 2025

During 2025-10, the team delivered reliability, data integrity, and customer communication improvements for the guardian/support-service-lambdas repository. Key features included monitoring and alerting for the Stripe Disputes service, an automated customer email notification on dispute cancellation, and enriched Zuora-Salesforce data flows. In parallel, critical fixes were implemented to production Salesforce URL resolution. Documentation was updated to reflect the Stripe Disputes architecture and workflows. These efforts reduce MTTR, improve customer communications, and strengthen data integrity across Stripe, Zuora, Salesforce, and internal dashboards.

September 2025

10 Commits • 1 Features

Sep 1, 2025

Monthly summary for 2025-09: Focused on delivering end-to-end Stripe dispute processing with Zuora integration via an AWS SQS-based workflow, including security hardening, robust error handling, typing, tests, and deployment improvements. The work enriches Salesforce Payment Dispute records with Zuora data, supports dispute closure actions (subscription cancellation, payment rejection, invoice write-off), and established a scalable, production-ready pattern for future integrations.

August 2025

4 Commits • 2 Features

Aug 1, 2025

August 2025 monthly summary focusing on key developer outcomes across guardian/mobile-purchases and guardian/support-service-lambdas. Delivered two high-impact features with robust infra and data integrity improvements, enabling more reliable revenue attribution and dispute processing across environments.

July 2025

6 Commits • 2 Features

Jul 1, 2025

In July 2025, two repositories delivered key features and reliability improvements that strengthen security, operational robustness, and financial workflow efficiency. Work focused on upgrading runtime environments, hardening dependency security, and improving the unpaid-invoice write-off process with account-credit handling to reduce manual intervention and error risk.

Activity

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Quality Metrics

Correctness91.4%
Maintainability88.0%
Architecture87.0%
Performance83.4%
AI Usage23.4%

Skills & Technologies

Programming Languages

JavaScriptMarkdownPythonScalaTypeScriptYAMLyaml

Technical Skills

API DevelopmentAPI GatewayAPI IntegrationAPI developmentAPI integrationAWSAWS CDKAWS LambdaAWS SNSAWS SQSAsynchronous ProcessingBackend DevelopmentCDKCloudFormationCloudWatch Alarms

Repositories Contributed To

3 repos

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

guardian/support-service-lambdas

Jul 2025 Apr 2026
10 Months active

Languages Used

JavaScriptTypeScriptYAMLyamlMarkdownScala

Technical Skills

API IntegrationAWS LambdaBackend DevelopmentDependency ManagementError HandlingNPM

guardian/members-data-api

Nov 2025 Apr 2026
5 Months active

Languages Used

Scala

Technical Skills

Scaladependency managementsecurity best practicessecurity complianceJavasecurity patching

guardian/mobile-purchases

Jul 2025 Dec 2025
3 Months active

Languages Used

yamlPythonJavaScriptScalaTypeScript

Technical Skills

AWSCloudFormationDevOpsAPI IntegrationData EngineeringETL