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jostenop

PROFILE

Jostenop

Worked on the stripe-commercetools-connect-app repository to deliver robust enhancements for subscription management and invoicing workflows. Focused on backend development using TypeScript and Node.js, the work included refactoring the subscription patch API with a dedicated data transfer object, expanding unit test coverage with Jest, and improving documentation. Consolidated one-time item invoicing into the subscription creation process, streamlining payment flows and reducing billing fragmentation. Unified the handling of mixed carts by linking one-time items to correct cart metadata and invoice flows, ensuring data consistency with Stripe. Emphasized maintainability through code cleanup, improved schema validation, and comprehensive test-driven development practices.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

10Total
Bugs
0
Commits
10
Features
3
Lines of code
660
Activity Months1

Work History

September 2025

10 Commits • 3 Features

Sep 1, 2025

September 2025 (2025-09) — Stripe Commercetools Connect App: Delivered robust subscription management enhancements and unified invoicing workflows, with targeted refactors, expanded test coverage, and comprehensive documentation. Strengthened business value by improving subscription patching reliability, simplifying the invoicing flow for one-time items, and ensuring consistent handling of one-time items across mixed carts. The changes reduce billing fragmentation, improve data consistency with Stripe, and boost developer confidence through tests and docs.

Activity

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Quality Metrics

Correctness89.0%
Maintainability87.0%
Architecture85.0%
Performance82.0%
AI Usage22.0%

Skills & Technologies

Programming Languages

JavaScriptMarkdownTypeScript

Technical Skills

API DevelopmentAPI IntegrationAPI integrationBackend DevelopmentBackend developmentCommercetools APIData Transfer Objects (DTOs)DocumentationE-commerceFull Stack DevelopmentFull stack developmentJestNode.jsREST APIsSchema Validation

Repositories Contributed To

1 repo

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

stripe/stripe-commercetools-connect-app

Sep 2025 Sep 2025
1 Month active

Languages Used

JavaScriptMarkdownTypeScript

Technical Skills

API DevelopmentAPI IntegrationAPI integrationBackend DevelopmentBackend developmentCommercetools API