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Erwan Or

PROFILE

Erwan Or

Erwan Orhant contributed to the penumbra-zone and skip-mev/skip-go repositories by building and refining core blockchain infrastructure, focusing on DEX features, migration tooling, and deployment automation. He engineered flexible liquidity management, enhanced observability, and improved user-facing workflows using Rust, TypeScript, and SQL. His work included developing ephemeral address generation for wallet privacy, implementing robust migration frameworks for seamless upgrades, and optimizing CI/CD pipelines for faster, more reliable deployments. Erwan’s technical approach emphasized maintainability and security, addressing both backend and frontend challenges. The depth of his contributions is reflected in thoughtful refactoring, protocol engineering, and end-to-end system reliability improvements.

Overall Statistics

Feature vs Bugs

75%Features

Repository Contributions

35Total
Bugs
6
Commits
35
Features
18
Lines of code
7,517
Activity Months8

Work History

August 2025

3 Commits • 1 Features

Aug 1, 2025

Month: 2025-08 — Consolidated upgrade readiness and migration tooling for penumbra. Focused on establishing a solid foundation for migrations and controlled upgrades, setting the stage for smooth hard-fork events and selective subaccount migrations.

July 2025

8 Commits • 2 Features

Jul 1, 2025

July 2025 performance summary for penumbra-zone repositories. Delivered a consolidated Veil Fly.io Deployment Framework with ephemeral PR deployments, a lightweight Fly Dockerfile, and substantial CI/workflow improvements. WASM-related dependencies were stubbed/removed to speed deployments, secret handling was fixed, and deployment script context was cleaned for reliability. Implemented UI cleanup to declutter the UI by showing version information only on the /inspect page. Resolved a DEX Path Search Algorithm Stability issue, reducing spurious path activations and unnecessary re-evaluations, improving execution speed and predictability (note: changes affect execution amounts). Demonstrated strong CI/CD, deployment automation, and security practices across both web and core repositories, leading to faster iteration cycles, more reliable deployments, and clearer user-facing information.

May 2025

1 Commits • 1 Features

May 1, 2025

May 2025, penumbra-zone/web: Focused on enhancing Minifront synchronization UX to reduce user confusion and support load. Delivered Minifront Synchronization Dialog UX Improvements, including refined messages for connection issues, retries, and synchronization progress, plus informational text about local data storage. The change was implemented in commit b0334edcc6d250f7064f2bad074dcaf1888c62c9. No major bugs fixed this month; minor polish and QA checks ensured stability. Overall impact: clearer user feedback during sync, better transparency about local data, and improved product quality. Technologies/skills demonstrated: frontend UX messaging, commit-driven delivery, and data-storage awareness.

April 2025

4 Commits • 4 Features

Apr 1, 2025

April 2025 monthly summary focusing on key accomplishments, major fixes, and overall impact for penumbra-zone/penumbra and prax-wallet/registry. The work delivered business value through dependency hardening, new runtime interfaces, and expanded cross-chain support, with measurable improvements in reliability and performance.

March 2025

1 Commits • 1 Features

Mar 1, 2025

March 2025 performance summary for skip-mev/skip-go: Delivered a privacy- and security-focused enhancement by refactoring deposit address generation to use ephemeral addresses for all Penumbra wallet deposits. This change eliminates special handling for the noble-1 chain and assigns randomized addresses per deposit, reducing address reuse and improving transaction unlinkability. No major bugs fixed this month; the effort centered on a targeted feature delivery with clear business value and stability improvements. Commit reference: bb6b48a935a90def3ace017f12dacf57e41c8c8d.

February 2025

8 Commits • 4 Features

Feb 1, 2025

February 2025 performance highlights across penumbra and web: Implemented core features to improve liquidity flexibility, reward usability, observability, and UX; hardened penalty calculations; and maintained UI reliability during ongoing exploration. Business value realized includes more flexible LP withdrawals, immediate LQT reward deployment, richer per-block DEX analytics, and clearer asset symbols in the UI with safe fallbacks. Technologies demonstrated include Rust-based DEX logic, SQL data modeling for per-block summaries, event emission for LQT, voter tracking refactors, and frontend symbol display improvements.

January 2025

9 Commits • 5 Features

Jan 1, 2025

January 2025 monthly highlights: Delivered substantial trader-facing enhancements, increased data observability, and reduced CI noise to improve team focus and release velocity across Penumbra projects. The work spanned the DEX explorer, liquidity analytics, asset metadata, and CI/observability pipelines, driving measurable business value in user experience, risk awareness, and system reliability.

December 2024

1 Commits

Dec 1, 2024

December 2024 focused on unblocking development in the Dex harness of penumbra. Implemented a temporary dead-code allowance to stop unused-code compilation errors, enabling ongoing debugging and iterative development. This change accelerates feature experimentation while maintaining codebase stability and will be revisited for removal once the Dex harness stabilizes.

Activity

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Quality Metrics

Correctness86.2%
Maintainability84.8%
Architecture83.4%
Performance80.0%
AI Usage22.8%

Skills & Technologies

Programming Languages

DockerfileJavaScriptMarkdownProtoRustSQLShellTOMLTypeScriptYAML

Technical Skills

API DesignAPI DevelopmentAlgorithm OptimizationBackend DevelopmentBlockchain DevelopmentBlockchain IntegrationBuild AutomationBuild OptimizationCI/CDCLI DevelopmentCargoCloud DeploymentCode RefactoringCommand Line Interface (CLI)Containerization

Repositories Contributed To

4 repos

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

penumbra-zone/penumbra

Dec 2024 Aug 2025
6 Months active

Languages Used

RustTOMLYAMLprotobufProtoSQL

Technical Skills

RustTestingAPI DesignBackend DevelopmentCI/CDCargo

penumbra-zone/web

Jan 2025 Jul 2025
4 Months active

Languages Used

SQLTypeScriptJavaScriptDockerfileShellYAML

Technical Skills

API DevelopmentBlockchain DevelopmentDatabase ManagementFull Stack DevelopmentSQLTypeScript

skip-mev/skip-go

Mar 2025 Mar 2025
1 Month active

Languages Used

TypeScript

Technical Skills

Front-end DevelopmentTypeScriptWallet Integration

prax-wallet/registry

Apr 2025 Apr 2025
1 Month active

Languages Used

Markdown

Technical Skills

Blockchain IntegrationRegistry Management

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