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nowak

PROFILE

Nowak

Worked on expanding Hedera swap transaction testing coverage for the LedgerHQ/app-exchange repository, focusing on backend development and blockchain integration. Developed and integrated client and builder tests, configured test runners, and implemented visual snapshot testing across multiple devices using Python and the Hedera SDK. Enhanced the test suite by adding transaction screenshots as artifacts, enabling visual regression detection and improving overall test reliability. Refactored and cleaned up test scaffolding to reduce flakiness and streamline maintainability. This work increased release confidence and accelerated QA cycles by validating Hedera swap logic across diverse scenarios, contributing to more robust cryptocurrency integration and CI/CD workflows.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

5Total
Bugs
0
Commits
5
Features
1
Lines of code
2,516
Activity Months1

Work History

April 2025

5 Commits • 1 Features

Apr 1, 2025

April 2025 – LedgerHQ/app-exchange: Implemented comprehensive Hedera swap transaction testing coverage. Added client/builder tests, test runner configs, and visual snapshot tests across devices, plus test cleanup to improve maintainability. No separate bug fixes reported; primary value is reduced risk and faster defect detection through expanded test suite. Skills demonstrated: test automation, cross-device validation, visual regression testing, Hedera SDK-based transaction coverage.

Activity

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Quality Metrics

Correctness84.0%
Maintainability80.0%
Architecture68.0%
Performance76.0%
AI Usage24.0%

Skills & Technologies

Programming Languages

PNGPython

Technical Skills

Backend DevelopmentBlockchainCI/CDCryptocurrency IntegrationHederaPythonSnapshot TestingTesting

Repositories Contributed To

1 repo

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

LedgerHQ/app-exchange

Apr 2025 Apr 2025
1 Month active

Languages Used

PNGPython

Technical Skills

Backend DevelopmentBlockchainCI/CDCryptocurrency IntegrationHederaPython