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Bernhard Wittmann

PROFILE

Bernhard Wittmann

Over four months, this developer contributed to the n8n-io/n8n and nocodb/n8n-fork repositories, delivering 26 features and resolving 13 bugs focused on authentication, security, and workflow reliability. They built unified authentication frameworks, enhanced credential onboarding, and improved API integrations using TypeScript, Node.js, and Vue.js. Their work included robust error handling, session management, and dynamic UI/UX improvements, such as form rendering and telemetry tracking. They strengthened data privacy through redaction and masking, optimized AI tool integrations, and implemented rollback mechanisms for package updates. These contributions improved system stability, developer experience, and data protection across both back-end and front-end components.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

60Total
Bugs
13
Commits
60
Features
26
Lines of code
21,934
Activity Months4

Work History

July 2026

14 Commits • 5 Features

Jul 1, 2026

July 2026 monthly summary focusing on security, reliability, and observability improvements across n8n core and related nodes, delivering business value through stronger authentication, enhanced telemetry, robust error handling, and safer AI workflow execution. Key outcomes include expanded credential management, improved handling of OAuth2 scopes (Calendly), and richer server-domain telemetry; hardened Playwright secrets and redaction; greater Salesforce and MCP robustness; and a safety net via package update rollback.

June 2026

22 Commits • 10 Features

Jun 1, 2026

June 2026 performance summary: Delivered foundational MCP integration improvements and core reliability enhancements across two repositories, enabling more scalable AI workflows and safer data handling. Key features include MCP Registry Connections Management API and Unified Tool Connection Modal; security and compatibility improvements (redaction and OAuth2 DCR scopes); session-level performance optimizations (MCP Client Tool Node Shared Session, Salesforce JWT caching, and server-side owner search); improved form rendering, error handling, and user feedback; and AI tooling enhancements (OpenAI node messaging and a language-model grader). These contributions reduce time-to-value for developers, increase system stability, and strengthen data protection.

May 2026

17 Commits • 8 Features

May 1, 2026

May 2026 monthly summary for n8n-io/n8n: Delivered a set of UX, security, and reliability enhancements across the platform. Notable outcomes include improved credential onboarding, clearer form trigger URLs, dynamic disclaimers for Quick Connect, and stronger data privacy controls for MCP tools. Additionally, telemetry and native app deeplink capabilities extend observability and integration, while ongoing CLI improvements boost reliability and developer experience.

April 2026

7 Commits • 3 Features

Apr 1, 2026

April 2026 monthly summary for the n8n repository (2026-04). Focused on delivering robust features that improve security, data integrity, and operational efficiency, while strengthening reliability across core nodes and external integrations.

Activity

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Quality Metrics

Correctness97.6%
Maintainability82.4%
Architecture86.6%
Performance83.4%
AI Usage34.4%

Skills & Technologies

Programming Languages

CSSHTMLJavaScriptTypeScriptVueYAML

Technical Skills

AI IntegrationAPI DevelopmentAPI IntegrationAPI developmentAPI integrationAPI testingAWSBack-end DevelopmentBackend DevelopmentCI/CDCLI DevelopmentComponent TestingElectronError HandlingForm Data Management

Repositories Contributed To

2 repos

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

n8n-io/n8n

Apr 2026 Jul 2026
4 Months active

Languages Used

TypeScriptJavaScriptVueYAML

Technical Skills

API DevelopmentAPI IntegrationAWSBackend DevelopmentHTTP requestsNode.js

nocodb/n8n-fork

Jun 2026 Jun 2026
1 Month active

Languages Used

CSSHTMLJavaScriptTypeScript

Technical Skills

API DevelopmentAPI developmentAPI integrationComponent TestingFrontend DevelopmentNode.js