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Marcin Dobrowolski

PROFILE

Marcin Dobrowolski

Marcin Dobry contributed to the NangoHQ/nango repository by delivering features that improved security, scalability, and developer experience. He overhauled webhook signature verification using HMAC-SHA256, enhanced environment settings with responsive React and Tailwind CSS components, and expanded API configurability through backend schema migrations with TypeScript and Knex.js. Marcin also introduced a CLI command for cloning integration templates, implemented a robust tagging system for connections and sessions, and addressed security vulnerabilities by updating dependencies. His work included thorough documentation updates and validation schema design, resulting in a more reliable, secure, and flexible integration platform with improved onboarding and operational clarity.

Overall Statistics

Feature vs Bugs

87%Features

Repository Contributions

27Total
Bugs
2
Commits
27
Features
13
Lines of code
7,638
Activity Months3

Work History

February 2026

10 Commits • 3 Features

Feb 1, 2026

February 2026 performance summary for NangoHQ/nango. Key delivery focused on enhanced tagging capabilities, UI reliability on ultrawide screens, security posture, and customer guidance. These efforts improved data governance, developer experience, and security posture while clarifying operational limits.

January 2026

8 Commits • 6 Features

Jan 1, 2026

January 2026 (2026-01) performance overview for NangoHQ/nango. Delivered a set of UX improvements, backend capacity enhancements, and developer tooling that collectively improve onboarding, configurability, and platform scalability. Key work focused on: (1) Environment Settings UI overhaul delivering a responsive, design-aligned settings page with a new button component and refined spacing; (2) Save button accessibility fixed in the Connect UI to ensure consistent UX across all plans; (3) API environment variable size expansion with a backend constraint fix, schema migration, and accompanying tests to validate the new limits; (4) CLI enhancement introducing a nango clone command to streamline integration-template-based project setup; (5) Tagging system for connections and sessions, including DB schema additions, UI support, validation, and a data-length upgrade to support longer tag values; (6) Documentation and integration guidance updates to reflect integration templates and provide a practical customization guide. These changes drive faster project bootstrap, more flexible configurations, improved data modeling, and a more reliable, scalable developer experience.

December 2025

9 Commits • 4 Features

Dec 1, 2025

December 2025 monthly summary focusing on key accomplishments, business value, and technical achievements. This month’s work concentrates on security, reliability, and developer experience across the Nango platform, with a clear emphasis on enterprise integration readiness and safer webhook handling. Key features delivered, major bugs fixed, and their business impact are summarized below:

Activity

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Quality Metrics

Correctness99.2%
Maintainability88.2%
Architecture93.4%
Performance88.2%
AI Usage23.6%

Skills & Technologies

Programming Languages

CSSGoJavaJavaScriptMarkdownPHPPythonRubyRustTypeScript

Technical Skills

API DevelopmentAPI designAPI developmentAPI integrationCLI DevelopmentCSSGitHub API IntegrationHMACJavaScriptKnex.jsNode.jsReactSQLTailwind CSSTypeScript

Repositories Contributed To

1 repo

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

NangoHQ/nango

Dec 2025 Feb 2026
3 Months active

Languages Used

CSSGoJavaJavaScriptMarkdownPHPPythonRuby

Technical Skills

API developmentCSSHMACJavaScriptReactTailwind CSS

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