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Marian-Daniel Rolník

PROFILE

Marian-daniel Rolník

Worked on the DefiLlama-Adapters repository, delivering two production-grade features for Solana-based DeFi analytics. Built a new OnRe Solana TVL Adapter that calculates Total Value Locked by dynamically fetching offer data, selecting the lowest active price, and summing token supplies based on offer windows, using JavaScript and API integration. Later, refactored the TVL calculation logic for OnRe, consolidating modules and clarifying data flow to improve accuracy, performance, and maintainability. Focused on blockchain integration and smart contract development, the work enhanced the reliability of TVL metrics for dashboards and analytics, supporting future enhancements and simplifying troubleshooting within the codebase.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

2Total
Bugs
0
Commits
2
Features
2
Lines of code
320
Activity Months2

Your Network

978 people

Work History

February 2026

1 Commits • 1 Features

Feb 1, 2026

February 2026: Focused on production-grade TVL calculation improvements in OnRe within the DefiLlama-Adapters repository. Delivered the Total Value Locked Calculation Enhancement by refactoring the TVL calculation logic, consolidating calculation modules, and clarifying data flow to improve accuracy, performance, and maintainability. This work strengthens the reliability of TVL metrics used in dashboards and downstream analytics.

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 monthly summary for DefiLlama-Adapters: Delivered a new OnRe Solana TVL Adapter with Dynamic Pricing. The adapter computes TVL by fetching dynamic offer data, selecting the lowest active price, summing token supplies, and applying pricing based on offer start and end dates. This enhances TVL accuracy and supports dynamic market pricing for Solana-based assets. The work is tracked under commit 22769b65860794e8b8f9aa706074c905690a6cba (project/OnRe (#15151)).

Activity

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Quality Metrics

Correctness85.0%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage30.0%

Skills & Technologies

Programming Languages

JavaScript

Technical Skills

API IntegrationBlockchain IntegrationDeFiJavaScriptSmart Contract DevelopmentSmart ContractsSolanaSolana Development

Repositories Contributed To

1 repo

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

DefiLlama/DefiLlama-Adapters

Jul 2025 Feb 2026
2 Months active

Languages Used

JavaScript

Technical Skills

API IntegrationDeFiJavaScriptSmart ContractsSolanaBlockchain Integration