polkadot-fellows/runtimes
Jan 2025 – Apr 2026
2 Months active
Languages Used
Rust
Technical Skills
BenchmarkingRuntime DevelopmentRustSubstrateblockchain developmentsystem design
Guillaume Thiolliere
PROFILE
Guillaume Thiolliere
Worked on the polkadot-fellows/runtimes repository to enhance benchmarking accuracy and strengthen runtime security. Refined benchmarking configuration by replacing hardcoded whitelisted storage keys with dynamic retrieval using Substrate traits, ensuring benchmarks reflected the current runtime state and improving the reliability of performance metrics. Later, implemented the AuthorizeCall transaction extension across all runtimes, introducing centralized authorization checks and preparing the framework for future access-control requirements. Focused on maintainable, scalable solutions using Rust and Substrate, with attention to code hygiene and documentation. The work provided a foundation for targeted optimizations, reproducible results, and improved security posture across blockchain runtime environments.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
2Total
Bugs
0
Commits
2
Features
2
Lines of code
165
Activity Months2
Your Network
79 peopleWork History
April 2026
1 Commits • 1 Features
Apr 1, 2026April 2026: Monthly summary for polkadot-fellows/runtimes. Focused on strengthening the authorization framework across runtimes and preparing for future access-control requirements. Implemented the AuthorizeCall transaction extension across all runtimes, enabling centralized authorization checks and laying groundwork for future capabilities. No major bug fixes were recorded this month; the emphasis was on proactive security readiness and cross-runtime consistency.
1 Commits • 1 Features
Apr 1, 2026April 2026: Monthly summary for polkadot-fellows/runtimes. Focused on strengthening the authorization framework across runtimes and preparing for future access-control requirements. Implemented the AuthorizeCall transaction extension across all runtimes, enabling centralized authorization checks and laying groundwork for future capabilities. No major bug fixes were recorded this month; the emphasis was on proactive security readiness and cross-runtime consistency.
April 2026
January 2025
1 Commits • 1 Features
Jan 1, 2025Month: 2025-01. Key features delivered: Benchmarking Configuration Refinement for Accurate Benchmarks in polkadot-fellows/runtimes. Replaced hardcoded lists of whitelisted storage keys with dynamic retrieval from AllPalletsWithSystem::whitelisted_storage_keys() trait, ensuring benchmarks use up-to-date and comprehensive key sets, improving benchmark precision and potentially lowering call costs. Major bugs fixed: Fixed whitelisted keys in benchmarks (#525) to ensure benchmark inputs reflect current runtime state and avoid skewed results. Overall impact: More reliable, reproducible performance metrics; stronger foundation for optimization decisions; improved cost/complexity accounting for benchmark runs. Technologies/skills demonstrated: Rust, Substrate runtime development, dynamic data retrieval via traits, benchmarking practices, code maintainability and commit hygiene. Business value: Accurate benchmarks enable targeted optimizations, reduce risk of misinformed decisions, and provide confidence in performance improvements for customers and internal stakeholders.
January 2025
1 Commits • 1 Features
Jan 1, 2025Month: 2025-01. Key features delivered: Benchmarking Configuration Refinement for Accurate Benchmarks in polkadot-fellows/runtimes. Replaced hardcoded lists of whitelisted storage keys with dynamic retrieval from AllPalletsWithSystem::whitelisted_storage_keys() trait, ensuring benchmarks use up-to-date and comprehensive key sets, improving benchmark precision and potentially lowering call costs. Major bugs fixed: Fixed whitelisted keys in benchmarks (#525) to ensure benchmark inputs reflect current runtime state and avoid skewed results. Overall impact: More reliable, reproducible performance metrics; stronger foundation for optimization decisions; improved cost/complexity accounting for benchmark runs. Technologies/skills demonstrated: Rust, Substrate runtime development, dynamic data retrieval via traits, benchmarking practices, code maintainability and commit hygiene. Business value: Accurate benchmarks enable targeted optimizations, reduce risk of misinformed decisions, and provide confidence in performance improvements for customers and internal stakeholders.
Activity
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Quality Metrics
Correctness95.0%
Maintainability80.0%
Architecture95.0%
Performance80.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
Rust
Technical Skills
BenchmarkingRuntime DevelopmentRustSubstrateblockchain developmentsystem design
Repositories Contributed To
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