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Ethan Konkolowicz

PROFILE

Ethan Konkolowicz

Over an 11-month period, contributed to the tkhq/sdk and tkhq/docs repositories by building robust authentication, wallet integration, and key management features for Web3 and API-driven applications. Delivered secure session handling, end-to-end wallet flows, and developer-focused enhancements using TypeScript, React, and Kotlin. Improved reliability through comprehensive testing, CI/CD automation, and security-focused dependency management. Enhanced onboarding and integration by expanding API documentation, automating reference generation, and refining UI/UX for private key and escrow workflows. Addressed complex blockchain transaction handling for Ethereum and Solana, while maintaining code quality through refactoring, type safety, and consistent documentation across evolving product requirements.

Overall Statistics

Feature vs Bugs

66%Features

Repository Contributions

197Total
Bugs
42
Commits
197
Features
81
Lines of code
679,764
Activity Months11

Work History

April 2026

6 Commits • 2 Features

Apr 1, 2026

2026-04 monthly summary for tkhq/sdk: Delivered key features and stability improvements with clear business value, including IP allowlisting API and docs, SDK release automation improvements, and security-focused dependency updates. The work accelerated access control, release velocity, and security posture across the product stack.

March 2026

27 Commits • 8 Features

Mar 1, 2026

March 2026 performance highlights for tkhq/sdk and tkhq/docs focused on security hardening, CI/CD reliability, and developer experience improvements that drive faster, safer releases and stronger business value. The work delivered aligns with strategic goals of secure dependency management, automated release workflows, robust build validation, and enhanced documentation and cross-component consistency.

February 2026

10 Commits • 4 Features

Feb 1, 2026

February 2026 monthly summary focusing on key accomplishments for tkhq/sdk. Key features delivered: - Escrow key management enhancements in the SDK (modal interface) enabling creation, setting, exporting, and signing of escrow keys; added support for overriding the embedded iframe key via setEmbeddedKeyOverride; API and escrow workflows aligned with export-and-sign enhancements. - TVC apps and deployments on the Solana network: end-to-end support to create, retrieve, manage TVC apps and deployments, and submit transactions for broadcasting on Solana. - HTTP client and API improvements: upgraded HTTP client for reliability and performance; improved API endpoint type handling for transaction submissions and usage tracking (Axios bumped to v1.13.5; http type fixes). - CI/CD and tooling cleanup: streamlined workflows by removing GitHub Packages publish steps; removed unused package-lock in the example app; applied formatting improvements across the disaster recovery toolkit. Major bugs fixed (or stability improvements): - Fixed HTTP type handling to improve robustness of API calls. - Minor refinements to align flows with the new escrow implementation; naming consistency update from replaceEmbeddedKey to setEmbeddedKeyOverride; comments resolved. Overall impact and accomplishments: - Strengthened security and configurability of escrow key management, reducing risk and enabling more flexible deployments. - Enabled customers to deploy and manage TVC apps on Solana with reliable transaction broadcasting. - Improved reliability, performance, and maintainability of the SDK's HTTP interactions, API surface, and CI/CD pipelines. Technologies/skills demonstrated: - Escrow key management design, modal UI integration, and API alignment. - Solana TVC apps/deployments lifecycle and transaction submission. - HTTP client upgrades, API type handling, and type-safe API design. - CI/CD hygiene, code quality, and naming consistency.

January 2026

10 Commits • 4 Features

Jan 1, 2026

January 2026 performance summary for tkhq engineering. Focused on delivering secure, developer-friendly enhancements and robust backend improvements across sdk and docs repos. Key outcomes include improved private key UX, more reliable activity polling, and strengthened social authentication flows, complemented by documentation and OpenAPI tooling updates to accelerate onboarding and usage consistency.

December 2025

13 Commits • 9 Features

Dec 1, 2025

December 2025 monthly summary for tkhq SDK and Docs. Focused on delivering secure key management, authentication improvements, API signing enhancements, account verification reliability, and development experience improvements through documentation and testing.

November 2025

18 Commits • 3 Features

Nov 1, 2025

November 2025: Focused developer enablement and wallet integration reliability across two repos (tkhq/docs and tkhq/sdk), delivering key features, addressing legacy issues, and enhancing UX for onboarding and usage. Key features delivered: - tkhq/docs: Turnkey Kotlin/Android SDK Documentation & Setup Enhancements – consolidated and expanded docs covering authentication methods (passkeys, email OTP, social logins), relying party ID guidance for passkeys, embedded wallets documentation, Android/Kotlin setup, Maven coordinates, and overall clarity improvements; transitioned references from Kotlin app to Android app; added embedded wallet section, logo, and Maven link. - tkhq/sdk: Ethereum Transaction Handling Enhancements (Legacy and EIP-1559) – standardized handling of legacy and EIP-1559 transactions across connected wallets, with structured parameters and accurate gas/fee handling; changelog updated; and Import Component UX: Passphrase Toggle and Related Improvements – added and then refined a passphrase toggle for wallet import, improved passphrase visibility UI, and supported import modal behavior. Major bugs fixed: - Fixed legacy transaction requests for signAndSendTransaction in rwk and corrected related wallet-connect type handling; updated changelog and changesets to reflect new/current expectations; resolved navbar/comments and improved example accuracy across docs. Overall impact and accomplishments: - Significantly improved developer onboarding and integration reliability by providing comprehensive, up-to-date docs and robust wallet transaction handling. - Reduced integration friction and support needs through standardized transaction parameters, clearer guidance, and improved UX in wallet import flows. Technologies/skills demonstrated: - Kotlin/Android SDK documentation, Android app references, authentication methods (passkeys, OTP, social logins), embedded wallets, Maven coordinates. - Ethereum transaction types including Legacy and EIP-1559, gas/fee handling, and wallet-connect workflows. - UI/UX refinement, changesets, and documentation quality improvements.

October 2025

3 Commits • 1 Features

Oct 1, 2025

October 2025 summary for tkhq/sdk focused on wallet-based authentication reliability and type safety improvements. Delivered end-to-end testing enhancements for Ethereum and Solana wallet signing, and fixed session key handling during wallet login to improve authentication reliability. Corrected the SignAuthorization return type in the viem package to ensure r, s, v, and yParity are properly formatted and typed. These changes reduce flaky sign-in flows, mitigate session-related bugs, and improve developer experience through stronger typings and clearer behavior. Technologies demonstrated include TypeScript, end-to-end test automation, cross-wallet integration, and viem-based type alignment.

September 2025

37 Commits • 21 Features

Sep 1, 2025

September 2025 performance overview: Delivered core authentication enhancements, extended session longevity, and expanded test and docs coverage across the SDK and docs repos. Focused on security, reliability, and developer experience to reduce onboarding friction, lower incident risk, and accelerate partner integrations.

August 2025

27 Commits • 9 Features

Aug 1, 2025

Month: 2025-08 focused on delivering tangible features for developer experience and wallet reliability, while hardening the build and documentation pipeline. Key outcomes include a polished demo UI with integrated auth proxy, robust wallet sign verification and session handling, core architectural refactor renaming sdk-js to core, and strengthened build safety through TypeScript type checking. In addition, docs were refreshed and automated doc synchronization established, streamlining onboarding and reducing drift between SDK and docs. The changes improve user experience, reduce integration risk, and lay groundwork for faster feature delivery.

July 2025

28 Commits • 16 Features

Jul 1, 2025

July 2025 (tkhq/sdk): Strengthened data fidelity, security, and developer experience through targeted SDK enhancements, reliability fixes, and UX improvements. Key outcomes include context synchronization for accurate user/wallet state, session management tokens and updateUser support, data import/export modals, OAuth provider and contact management, and progressive core-js modernization. These changes enable faster onboarding, more reliable session flows, and easier data handling for customers, while reducing runtime errors and improving maintainability for the engineering team.

June 2025

18 Commits • 4 Features

Jun 1, 2025

June 2025 monthly summary for tkhq/sdk: Deliveries across type generation, wallet integration, authentication, and user data access, with a focus on type safety, developer experience, and robust session management. Implemented end-to-end features in the SDK while tightening type generation to align with API definitions and server/browser targets.

Activity

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Quality Metrics

Correctness90.4%
Maintainability87.6%
Architecture86.4%
Performance84.4%
AI Usage28.0%

Skills & Technologies

Programming Languages

CSSHTMLJSONJavaScriptKotlinMDXMakefileMarkdownTypeScriptYAML

Technical Skills

API Client DevelopmentAPI DesignAPI DevelopmentAPI DocumentationAPI IntegrationAPI Reference GenerationAPI Type GenerationAPI designAPI developmentAPI documentationAPI integrationAndroid developmentAsynchronous ProgrammingAuthenticationAuthentication Management

Repositories Contributed To

2 repos

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

tkhq/sdk

Jun 2025 Apr 2026
11 Months active

Languages Used

CSSJavaScriptTypeScriptHTMLMarkdowntsxYAMLJSON

Technical Skills

API DesignAPI IntegrationAuthenticationBackend IntegrationCode GenerationError Handling

tkhq/docs

Aug 2025 Mar 2026
6 Months active

Languages Used

MDXMakefileJavaScriptMarkdownJSONKotlinTypeScript

Technical Skills

AutomationCI/CDDocumentationShell ScriptingBuild AutomationSDK Generation