kleros/kleros-v2
Oct 2024 – Mar 2026
17 Months active
Languages Used
JavaScriptTypeScriptCSSHTMLJSONMarkdownTOMLYAML
Technical Skills
API IntegrationContext APIError HandlingFront End DevelopmentFront-end DevelopmentFrontend Development
Harman-singh-waraich
PROFILE
Harman-singh-waraich
Worked on the kleros/kleros-v2 repository, delivering a robust suite of dispute resolution features and governance tools for decentralized arbitration. Over 17 months, contributed to 92 features and 49 bug fixes, focusing on secure voting workflows, batch dispute creation, and UI/UX improvements. Leveraged TypeScript, React, and Solidity to implement token-gated flows, commit-reveal voting, and subgraph data integrations, while enhancing reliability through rigorous testing and type safety. Addressed data integrity and deployment challenges by refining smart contract interactions, optimizing build pipelines, and improving evidence handling. The work emphasized maintainability, security, and user experience, supporting both production and educational dispute environments.
Overall Statistics
Feature vs Bugs
65%Features
Repository Contributions
282Total
Bugs
49
Commits
282
Features
92
Lines of code
70,264
Activity Months17
Your Network
7 peopleWork History
March 2026
3 Commits • 2 Features
Mar 1, 2026March 2026 monthly summary for kleros/kleros-v2 focusing on governance UX improvements and educational dispute tooling. Key deliveries include a University Dispute Kit with pre-selected jurors and a commit-reveal voting workflow, plus UX enhancements and input validation for juror assignment. These changes improve security, fairness, and onboarding efficiency in dispute resolution for university contexts, while reducing data quality issues.
3 Commits • 2 Features
Mar 1, 2026March 2026 monthly summary for kleros/kleros-v2 focusing on governance UX improvements and educational dispute tooling. Key deliveries include a University Dispute Kit with pre-selected jurors and a commit-reveal voting workflow, plus UX enhancements and input validation for juror assignment. These changes improve security, fairness, and onboarding efficiency in dispute resolution for university contexts, while reducing data quality issues.
March 2026
February 2026
31 Commits • 10 Features
Feb 1, 2026February 2026 (kleros/kleros-v2) monthly summary focused on stabilizing the web platform, expanding test coverage, and delivering value through safer code, reliable testing, and improved user-facing clarity in dispute overviews. The month combined targeted feature delivery with essential bug fixes to reduce production risk and accelerate future work. Key features delivered: - Testing utilities and mocks with data hook: Refactors and utilities to improve testing mocks and data hooks for web contract interactions (commits include 265d4376..., 6d77dbd3..., 4aad2db4..., 90f82bfc...). - Typing and type-safety enhancements: Expanded type definitions and safety across web modules (commits fa8890cd..., 56e7f39e...). - Core web logic refinements: Chain selection logic improvements and removal of atlas mock options (commits 4e65881a..., 1cfb0fe7...). - Documentation & Testing infrastructure improvements: Added coverage tooling, updated E2E descriptions, and votes documentation (commits ade6f68f..., 95cdff80..., 7932e68b..., 2382d0a3...). - Web Core Refactor and Token-Gated Dispute Overview: Web module refinements and added token-gated info in the dispute overview (commits d7be3efe..., 04a30843..., 9560fbb9..., f593b1c6..., 8b4b08f1...). - Additional feature/maintenance work: Contract artifacts generation, Subgraph updates post-certora audits, web domain certificate changes, and codebase cleanup to reduce coupling (commits 35b5a1e6..., 3097a9eb..., 9118574c..., e840ffff..., c1311a4b..., 6d095a27...). - Ongoing maintenance and quality: Rabbit-feedback updates, extract-appeal-fund-action, and related chores to maintain UX and data flows (commits 682dec0b..., 04a2062d..., f445c6ed...).
February 2026
31 Commits • 10 Features
Feb 1, 2026February 2026 (kleros/kleros-v2) monthly summary focused on stabilizing the web platform, expanding test coverage, and delivering value through safer code, reliable testing, and improved user-facing clarity in dispute overviews. The month combined targeted feature delivery with essential bug fixes to reduce production risk and accelerate future work. Key features delivered: - Testing utilities and mocks with data hook: Refactors and utilities to improve testing mocks and data hooks for web contract interactions (commits include 265d4376..., 6d77dbd3..., 4aad2db4..., 90f82bfc...). - Typing and type-safety enhancements: Expanded type definitions and safety across web modules (commits fa8890cd..., 56e7f39e...). - Core web logic refinements: Chain selection logic improvements and removal of atlas mock options (commits 4e65881a..., 1cfb0fe7...). - Documentation & Testing infrastructure improvements: Added coverage tooling, updated E2E descriptions, and votes documentation (commits ade6f68f..., 95cdff80..., 7932e68b..., 2382d0a3...). - Web Core Refactor and Token-Gated Dispute Overview: Web module refinements and added token-gated info in the dispute overview (commits d7be3efe..., 04a30843..., 9560fbb9..., f593b1c6..., 8b4b08f1...). - Additional feature/maintenance work: Contract artifacts generation, Subgraph updates post-certora audits, web domain certificate changes, and codebase cleanup to reduce coupling (commits 35b5a1e6..., 3097a9eb..., 9118574c..., e840ffff..., c1311a4b..., 6d095a27...). - Ongoing maintenance and quality: Rabbit-feedback updates, extract-appeal-fund-action, and related chores to maintain UX and data flows (commits 682dec0b..., 04a2062d..., f445c6ed...).
January 2026
31 Commits • 8 Features
Jan 1, 2026January 2026 performance summary for kleros/kleros-v2. Delivered major Web layer enhancements and architectural refinements, improved test coverage, and established end-to-end testing scaffolding. Notable achievements include action-builder enhancements with type safety, UI/UX improvements for arbitrable evidence, and foundational dependency injection and documentation improvements. Conducted multiple refactors to improve reliability and maintainability, and kicked off testing scaffolding to support future work. Implemented critical bug fixes addressing data handling and governance workflow safety.
31 Commits • 8 Features
Jan 1, 2026January 2026 performance summary for kleros/kleros-v2. Delivered major Web layer enhancements and architectural refinements, improved test coverage, and established end-to-end testing scaffolding. Notable achievements include action-builder enhancements with type safety, UI/UX improvements for arbitrable evidence, and foundational dependency injection and documentation improvements. Conducted multiple refactors to improve reliability and maintainability, and kicked off testing scaffolding to support future work. Implemented critical bug fixes addressing data handling and governance workflow safety.
January 2026
December 2025
11 Commits • 4 Features
Dec 1, 2025December 2025 — Kleros v2 delivered stability, security, deployment, and UX improvements that drive business value. Key features include deployment environment config management and leaderboard coherence recalculation; critical bug fixes such as juror input crash and withdrawal-fee refactor; security upgrades and evidence UI enhancements. Overall impact: more reliable deployments, fairer governance standings, faster iteration, and improved user trust across the platform.
December 2025
11 Commits • 4 Features
Dec 1, 2025December 2025 — Kleros v2 delivered stability, security, deployment, and UX improvements that drive business value. Key features include deployment environment config management and leaderboard coherence recalculation; critical bug fixes such as juror input crash and withdrawal-fee refactor; security upgrades and evidence UI enhancements. Overall impact: more reliable deployments, fairer governance standings, faster iteration, and improved user trust across the platform.
November 2025
13 Commits • 3 Features
Nov 1, 2025November 2025 performance summary for kleros-v2: The team delivered core product enhancements, streamlined deployment, and governance features that collectively boost reliability, transparency, and user engagement. Key work includes significant upgrades to the dispute system (evidence handling, dispute templates, and data integration) along with SDK and web-devtools improvements that simplify data flows and context passing. Infrastructure work removed Neo-specific deployment artifacts and consolidated options to Mainnet, reducing maintenance surface. Leaderboard offsets were implemented to better track juror performance and enable governance updates, improving incentives and participation. The work spanned contracts, subgraphs, and frontend tooling, reflecting end-to-end ownership from code to data exposure. Overall impact: faster, more transparent disputes; cleaner deployment pipelines; and stronger governance signals, driving better business value and platform trust.
13 Commits • 3 Features
Nov 1, 2025November 2025 performance summary for kleros-v2: The team delivered core product enhancements, streamlined deployment, and governance features that collectively boost reliability, transparency, and user engagement. Key work includes significant upgrades to the dispute system (evidence handling, dispute templates, and data integration) along with SDK and web-devtools improvements that simplify data flows and context passing. Infrastructure work removed Neo-specific deployment artifacts and consolidated options to Mainnet, reducing maintenance surface. Leaderboard offsets were implemented to better track juror performance and enable governance updates, improving incentives and participation. The work spanned contracts, subgraphs, and frontend tooling, reflecting end-to-end ownership from code to data exposure. Overall impact: faster, more transparent disputes; cleaner deployment pipelines; and stronger governance signals, driving better business value and platform trust.
November 2025
September 2025
9 Commits • 1 Features
Sep 1, 2025September 2025 — Delivered a feature-rich dispute resolution suite with UI improvements, plus robust fixes and deployment readiness for kleros/kleros-v2. Highlights include expanded juror eligibility, shielded voting, dynamic dispute-kit feature selection, and a Clear button; fixes to Dispute reveals handling (Refuse To Arbitrate), code-generation for diverse arbitrator configs, and tougher dispute-kit feature-set matching; core subgraph/deployment updates for Arbitrum Sepolia. These efforts improve user trust, platform reliability, and deployment velocity.
September 2025
9 Commits • 1 Features
Sep 1, 2025September 2025 — Delivered a feature-rich dispute resolution suite with UI improvements, plus robust fixes and deployment readiness for kleros/kleros-v2. Highlights include expanded juror eligibility, shielded voting, dynamic dispute-kit feature selection, and a Clear button; fixes to Dispute reveals handling (Refuse To Arbitrate), code-generation for diverse arbitrator configs, and tougher dispute-kit feature-set matching; core subgraph/deployment updates for Arbitrum Sepolia. These efforts improve user trust, platform reliability, and deployment velocity.
August 2025
6 Commits • 2 Features
Aug 1, 2025Monthly summary for 2025-08 focused on delivering high-value frontend work in kleros/kleros-v2 with strong emphasis on reliability, user experience, and data integrity. Delivered UI polish, robust data handling, guardrails for navigation, and timeline rendering improvements that reduce friction and support faster dispute resolution.
6 Commits • 2 Features
Aug 1, 2025Monthly summary for 2025-08 focused on delivering high-value frontend work in kleros/kleros-v2 with strong emphasis on reliability, user experience, and data integrity. Delivered UI polish, robust data handling, guardrails for navigation, and timeline rendering improvements that reduce friction and support faster dispute resolution.
August 2025
July 2025
12 Commits • 2 Features
Jul 1, 2025July 2025: Security-focused Shutter API improvements, gated data access, and enhanced dispute-kit integration; strengthened juror data integrity to improve voting reliability. These efforts improved security, data quality, and governance reliability, delivering tangible business value and platform resilience.
July 2025
12 Commits • 2 Features
Jul 1, 2025July 2025: Security-focused Shutter API improvements, gated data access, and enhanced dispute-kit integration; strengthened juror data integrity to improve voting reliability. These efforts improved security, data quality, and governance reliability, delivering tangible business value and platform resilience.
June 2025
2 Commits • 1 Features
Jun 1, 2025June 2025 monthly summary for kleros/kleros-v2 focusing on delivered features, bug fixes, and impact. Key features delivered: - Mustache Hex Lambda: Added a new hex lambda to the Mustache templating engine within the kleros-sdk. This enables hexadecimal formatting with a 0x prefix in dispute details, improving data presentation in templates and enabling consistent hex formatting for on-chain references. (Commit: 2925a4e93b42aa527a587786cc5a7e13d50c198a) Major bugs fixed: - Mustache Template Lambda Ordering and Type Safety Fix: Refactored the order of spread syntax in populateTemplate so lambdas are applied before data, and tightened type safety for the hex lambda. (Commit: 33a47a9e4d511634c13b043633b810c6fffa8c1c) Overall impact and accomplishments: - Improved data formatting and rendering reliability for dispute details, delivering a more polished user experience and reducing template-related errors in production. - Strengthened templating pipeline with safer lambda usage and clearer data flow, enabling easier future enhancements. Technologies/skills demonstrated: - TypeScript, Mustache templating integration, lambda functions, template rendering pipeline, commit-driven development.
2 Commits • 1 Features
Jun 1, 2025June 2025 monthly summary for kleros/kleros-v2 focusing on delivered features, bug fixes, and impact. Key features delivered: - Mustache Hex Lambda: Added a new hex lambda to the Mustache templating engine within the kleros-sdk. This enables hexadecimal formatting with a 0x prefix in dispute details, improving data presentation in templates and enabling consistent hex formatting for on-chain references. (Commit: 2925a4e93b42aa527a587786cc5a7e13d50c198a) Major bugs fixed: - Mustache Template Lambda Ordering and Type Safety Fix: Refactored the order of spread syntax in populateTemplate so lambdas are applied before data, and tightened type safety for the hex lambda. (Commit: 33a47a9e4d511634c13b043633b810c6fffa8c1c) Overall impact and accomplishments: - Improved data formatting and rendering reliability for dispute details, delivering a more polished user experience and reducing template-related errors in production. - Strengthened templating pipeline with safer lambda usage and clearer data flow, enabling easier future enhancements. Technologies/skills demonstrated: - TypeScript, Mustache templating integration, lambda functions, template rendering pipeline, commit-driven development.
June 2025
May 2025
13 Commits • 5 Features
May 1, 2025For May 2025, delivered key UI and workflow enhancements for kleros-kleros-v2 to accelerate dispute handling, improve data integrity, and reduce operational risk. Highlights include batch dispute creation, enhanced case creation UX, authentication guidance, attachment viewing with correct URLs, and dispute-kit integration. Fixed critical data-flow issues in duplicate flow and batched dispute events to ensure consistency and accuracy across the resolver and subgraph.
May 2025
13 Commits • 5 Features
May 1, 2025For May 2025, delivered key UI and workflow enhancements for kleros-kleros-v2 to accelerate dispute handling, improve data integrity, and reduce operational risk. Highlights include batch dispute creation, enhanced case creation UX, authentication guidance, attachment viewing with correct URLs, and dispute-kit integration. Fixed critical data-flow issues in duplicate flow and batched dispute events to ensure consistency and accuracy across the resolver and subgraph.
April 2025
2 Commits • 1 Features
Apr 1, 2025April 2025 monthly summary for kleros/kleros-v2: Delivered key UI and data pipeline improvements with a focus on reliability and performance. Features delivered include JSONEditor Prop Synchronization and Update Optimization, leveraging vanilla-jsoneditor createJSONEditor, a prop update mechanism, and a utility to filter unchanged props to minimize re-renders. Major bug fix addressed Subgraph Configuration Alignment and Backward Compatibility, updating Arbitrum Sepolia data sources with corrected contract addresses, start blocks, and ABI paths, plus support for older event signatures to prevent ingestion errors. Impact includes improved editor-state synchronization, reduced rendering overhead, and strengthened data ingestion reliability for Arbitrum Sepolia. Demonstrated technologies/skills include React component optimization, vanilla-jsoneditor integration, state management, Subgraph config management, and backward compatibility handling.
2 Commits • 1 Features
Apr 1, 2025April 2025 monthly summary for kleros/kleros-v2: Delivered key UI and data pipeline improvements with a focus on reliability and performance. Features delivered include JSONEditor Prop Synchronization and Update Optimization, leveraging vanilla-jsoneditor createJSONEditor, a prop update mechanism, and a utility to filter unchanged props to minimize re-renders. Major bug fix addressed Subgraph Configuration Alignment and Backward Compatibility, updating Arbitrum Sepolia data sources with corrected contract addresses, start blocks, and ABI paths, plus support for older event signatures to prevent ingestion errors. Impact includes improved editor-state synchronization, reduced rendering overhead, and strengthened data ingestion reliability for Arbitrum Sepolia. Demonstrated technologies/skills include React component optimization, vanilla-jsoneditor integration, state management, Subgraph config management, and backward compatibility handling.
April 2025
March 2025
3 Commits • 2 Features
Mar 1, 2025Concise monthly summary for 2025-03 focusing on key accomplishments, major bugs fixed, impact, and skills demonstrated in the kleros/kleros-v2 repository.
March 2025
3 Commits • 2 Features
Mar 1, 2025Concise monthly summary for 2025-03 focusing on key accomplishments, major bugs fixed, impact, and skills demonstrated in the kleros/kleros-v2 repository.
February 2025
22 Commits • 9 Features
Feb 1, 2025February 2025 (2025-02) monthly summary for kleros/kleros-v2 focusing on delivering user-facing reliability, improved RTA flow, and stronger developer tooling. The month emphasized both frontend/UI enhancements and SDK/devtools improvements to reduce support load, speed up iteration, and improve decision transparency for users.
22 Commits • 9 Features
Feb 1, 2025February 2025 (2025-02) monthly summary for kleros/kleros-v2 focusing on delivering user-facing reliability, improved RTA flow, and stronger developer tooling. The month emphasized both frontend/UI enhancements and SDK/devtools improvements to reduce support load, speed up iteration, and improve decision transparency for users.
February 2025
January 2025
32 Commits • 14 Features
Jan 1, 2025January 2025 focused on delivering high-value features, stabilizing data/UX, and improving developer experience for kleros-v2. Major features include a UI library upgrade, a Subgraph Status Banner for visibility, and wide-ranging web-platform refinements. Data-model and validation improvements were completed to strengthen correctness, and deployment/Wagmi automation was enhanced to streamline operations. The month combined performance-oriented refactors with essential maintenance to reduce risk and accelerate future work.
January 2025
32 Commits • 14 Features
Jan 1, 2025January 2025 focused on delivering high-value features, stabilizing data/UX, and improving developer experience for kleros-v2. Major features include a UI library upgrade, a Subgraph Status Banner for visibility, and wide-ranging web-platform refinements. Data-model and validation improvements were completed to strengthen correctness, and deployment/Wagmi automation was enhanced to streamline operations. The month combined performance-oriented refactors with essential maintenance to reduce risk and accelerate future work.
December 2024
46 Commits • 15 Features
Dec 1, 2024December 2024 (2024-12) – Kleros v2 web platform (kleros/kleros-v2) delivered a targeted set of features, stability improvements, and quality-focused housekeeping across the stake flow, UI, dependencies, and data wiring. The work reduced user friction in staking, improved resiliency and maintainability, and expanded data capabilities for discovery and security.
46 Commits • 15 Features
Dec 1, 2024December 2024 (2024-12) – Kleros v2 web platform (kleros/kleros-v2) delivered a targeted set of features, stability improvements, and quality-focused housekeeping across the stake flow, UI, dependencies, and data wiring. The work reduced user friction in staking, improved resiliency and maintainability, and expanded data capabilities for discovery and security.
December 2024
November 2024
37 Commits • 11 Features
Nov 1, 2024November 2024 focused on establishing a solid front-end foundation for Kleros v2, stabilizing the build and web3 integrations, and delivering user-facing improvements that drive business value. The month combined core feature delivery, targeted UI refinements, and tooling upgrades to improve product quality, developer velocity, and user confidence.
November 2024
37 Commits • 11 Features
Nov 1, 2024November 2024 focused on establishing a solid front-end foundation for Kleros v2, stabilizing the build and web3 integrations, and delivering user-facing improvements that drive business value. The month combined core feature delivery, targeted UI refinements, and tooling upgrades to improve product quality, developer velocity, and user confidence.
October 2024
9 Commits • 2 Features
Oct 1, 2024October 2024 (kleros/kleros-v2) — Key developments focused on security, reliability, and user experience. Delivered AtlasProvider Session Management and Centralized Auth Error Handling, consolidating session invalidation and standardizing error handling across API calls; introduced stronger type safety and reduced log noise. Implemented Email Update Cooldown Enforcement, adding an expiry timestamp (emailUpdateableAt), a live countdown, and a disabled Save action during cooldown; enhanced time formatting for clarity. Fixed Web DevTools Custom Context Inputs Handling by refactoring state management and debouncing to correctly process user input and improve data mapping error handling. These changes contributed to improved API reliability, safer user workflows, shorter incident response times, and a smoother developer experience. Demonstrated technical capabilities in TypeScript/React refactoring, UI state management, debouncing techniques, centralized error handling, and integration patterns with IPFS-related utilities.
9 Commits • 2 Features
Oct 1, 2024October 2024 (kleros/kleros-v2) — Key developments focused on security, reliability, and user experience. Delivered AtlasProvider Session Management and Centralized Auth Error Handling, consolidating session invalidation and standardizing error handling across API calls; introduced stronger type safety and reduced log noise. Implemented Email Update Cooldown Enforcement, adding an expiry timestamp (emailUpdateableAt), a live countdown, and a disabled Save action during cooldown; enhanced time formatting for clarity. Fixed Web DevTools Custom Context Inputs Handling by refactoring state management and debouncing to correctly process user input and improve data mapping error handling. These changes contributed to improved API reliability, safer user workflows, shorter incident response times, and a smoother developer experience. Demonstrated technical capabilities in TypeScript/React refactoring, UI state management, debouncing techniques, centralized error handling, and integration patterns with IPFS-related utilities.
October 2024
Activity
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Quality Metrics
Correctness88.8%
Maintainability87.8%
Architecture83.6%
Performance84.2%
AI Usage23.0%
Skills & Technologies
Programming Languages
CSSGraphQLHTMLJSONJavaScriptMarkdownNodeReactSVGShell
Technical Skills
API IntegrationAccessibilityBackend DevelopmentBlockchain DevelopmentBug FixBuild AutomationBuild ConfigurationBuild System ConfigurationBuild ToolsCI/CDCI/CD ConfigurationCSS-in-JSChart.jsCode CleanupCode Formatting
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