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Gustav Larsson

PROFILE

Gustav Larsson

Gustav Larsson developed and maintained core financial and dashboard features for the opencollective/opencollective-frontend and opencollective/opencollective-api repositories, focusing on expense management, dashboard UX, and granular permissions. He engineered robust UI flows for contributions, payments, and disbursements, integrating React and TypeScript with GraphQL APIs to ensure data integrity and seamless user experiences. His work included backend enhancements for reporting, filtering, and access control, as well as frontend refactors for accessibility and maintainability. By aligning frontend and backend logic, Gustav delivered scalable, testable solutions that improved operational reliability, reduced user friction, and enabled more accurate financial workflows across the platform.

Overall Statistics

Feature vs Bugs

73%Features

Repository Contributions

166Total
Bugs
25
Commits
166
Features
69
Lines of code
100,893
Activity Months18

Work History

April 2026

5 Commits • 3 Features

Apr 1, 2026

April 2026 monthly summary for Open Collective: Delivered accessibility enhancements, UI refactors, and data accuracy improvements across frontend and API, driving better user experience and operational reliability. Highlights include FocusScope for survey toasts to improve accessibility, a UI refactor of expense management, URL navigation improvements in email communications, and vendor filtering fixes to improve data integrity. These changes reduce user friction, improve admin clarity, and set the foundation for future scalability.

March 2026

11 Commits • 5 Features

Mar 1, 2026

March 2026 (2026-03) performance snapshot focused on delivering user-facing UX improvements, strengthening security and data accuracy, and refining data queries to support better decision-making. Key features delivered: - Enhanced table UX with quick actions and a new FilterViews UI in opencollective/opencollective-frontend. Commits: 23d356b8721850cec2017b4978131a39ca24fe10; fbe454f6942e5ff73cb1b52bd9600b4961968752. Outcome: faster, clearer table interactions and more intuitive filtering. - Permissions and access control updates for expenses and web data fetching, enabling fine-grained access control and aligning query behavior with user feature access; removal of outdated components. Commits: c8389b4430f2e5c4adaeaa5e4f74b1ffaf169feb; e832d8fc4543d8b93c5ac10a2aea294589bc922f. Outcome: improved security posture and more predictable data access. - Financial UI improvements: signed vs absolute amounts and navigation improvements, including a sidebar reorganization for money transactions. Commits: fc7c0faa2cb5568c654cd2e3e6f73a690776485d; e071d98f71e22287d55cfbc567cb35eb739c113d. Outcome: clearer financial metrics and easier navigation for finance teams. - API/query refinements: ExpensesCollectionQuery enhanced with direction and fromHost filters to improve filtering accuracy; deprecation of older methods to reduce confusion. Commits: bef1355dd325de7cb064c24ffd6799a2b80d22e8; ec630ba675171cec6604505e5d80008c5ea4c6cc. Outcome: more precise, self-explanatory queries and smoother developer experience. - Testimonials content refresh: updated customer stories to reflect current platform experiences. Commit: 3803118aae06061a3380742585a40c2f1951237c. Outcome: up-to-date social proof and alignment with current product capabilities. Major bugs fixed: - Expense tax persistence fix: Ensures that the tax type is correctly persisted when editing expenses, improving accuracy of expense records. Commit: ebba42331ed4fdf59729390d16b2336e4d6955d1. Overall impact and accomplishments: - Delivered user-centric UX improvements, stronger data access controls, and more accurate data retrieval and reporting. This work reduces operational friction, accelerates decision-making, and enhances data integrity across frontend and API layers. - The month included strategic refactors to simplify maintenance and reduce future confusion around filtering and monetary representations, setting up a cleaner foundation for upcoming features. Technologies/skills demonstrated: - Frontend: React, UI/UX patterns (FilterViews, table actions), CSS/styling refinements. - Backend/API: GraphQL/Query refinements, new filters (direction, fromHost), deprecation strategies. - Security/Access: permission-based access control; alignment of data exposure with feature gates. - Data integrity: persistent tax type handling in expense edits; robust financial metric representations (signed vs absolute). - Cross-team collaboration and traceability via commit hygiene and descriptive messages.

February 2026

19 Commits • 8 Features

Feb 1, 2026

February 2026 — Frontend/API delivery focused on UX improvements for payments, enhanced expense data capabilities, and security/performance optimizations. Highlights include comprehensive UI overhauls for payments and disbursements, advanced expense filtering and presentation, and enriched data access via API/GraphQL. These changes enabled faster financial workflows, improved data accuracy, and a more scalable backbone for analytics and governance.

January 2026

21 Commits • 9 Features

Jan 1, 2026

January 2026 — Focused frontend and backend work across opencollective-frontend and opencollective-api to improve reliability, UX, and data visibility, while stabilizing tests and simplifying authentication flow. Delivered concrete features for Contributions and Expected Funds, strengthened KYC reliability, and expanded API capabilities for finer-grained access and reporting.

December 2025

6 Commits • 3 Features

Dec 1, 2025

December 2025 monthly summary for opencollective-frontend: Delivered key UI features for contributions management and dashboard UX improvements, plus refinements to the People tool UI and localization. Focused on UX clarity, onboarding flow, and maintainability to drive reduction in support friction and faster onboarding of new contributors.

November 2025

1 Commits • 1 Features

Nov 1, 2025

Month 2025-11 — opencollective-frontend: Delivered UI Visual Polish and Consistency Improvements, addressing style regressions and aligning visuals across the frontend. Key changes include fixing ApexCharts tag marker misalignment, adding a top border to the footer, and adjusting font sizes on the marketing page to improve visual consistency and polish. These improvements reduce UI drift, enhance branding consistency, and improve user perception of quality.

October 2025

15 Commits • 7 Features

Oct 1, 2025

October 2025 monthly summary for opencollective repositories. Delivered major front-end enhancements, onboarding improvements, and reliability fixes that drive signups, monetization, and user trust, while strengthening testing and server-side robustness. Focus areas included pricing clarity, UI consistency, and secure embedding across marketing pages, components, and preview features.

September 2025

10 Commits • 4 Features

Sep 1, 2025

In September 2025, the team delivered multiple feature-gated capabilities and UI improvements across frontend and API, with a strong emphasis on user value, revenue opportunities, and maintainability. The work tightened control over feature exposure, modernized marketing and onboarding experiences, and reinforced correct feature gating logic across services. Through targeted refactors and server-side data handling, the stack became more resilient and easier to evolve.

August 2025

6 Commits • 3 Features

Aug 1, 2025

August 2025 — opencollective-frontend: Key features delivered include Dashboard Overview Enhancements with Accountant defaults, Subscription-driven Feature Availability UI improvements, and removal of the Chart of Accounts feature. This work improved performance, clarified feature gating, and reduced platform complexity, contributing to faster dashboards, clearer user permissions, and a leaner expense workflow. The changes were implemented through targeted React refactors, UI components, and feature-flag updates across three areas, backed by a set of committed changes.

July 2025

7 Commits • 2 Features

Jul 1, 2025

July 2025 monthly recap: Delivered reliability and UX refinements across API and frontend with a focus on data integrity, auditing, and actionable financial activity review. Implemented safeguards for archiving, improved host timeline relevance, strengthened auditability for member events, and refined the Timeline UI for safer navigation. A revert was performed on the Timeline activity log link to maintain consistency while preserving related UI improvements in overviews.

June 2025

12 Commits • 2 Features

Jun 1, 2025

June 2025 monthly performance summary focusing on key features and bugs across frontend and API. The month delivered a major Host/Organization Dashboard overhaul with a new Host Dashboard Overview (limited preview), Host Todo List, and Organization Overview, integrated with the new HostStats API for consolidated financial metrics, plus routing/UI refinements. Backend/API work added a HostStats object and timeline enhancements, deprecating hostMetrics for performance and accuracy, and enriching host timelines with activities. A critical frontend bug fix corrected ExpenseForm currency handling by using the expense currency when defined, or falling back to the account currency to ensure correct submissions. Developer experience improvements included TailwindCSS update to 4.1.10 and ESLint package updates to improve consistency and maintainability. Overall business value: improved analytics visibility for hosts and organizations, fewer currency-related errors, and faster, more scalable data paths.

May 2025

6 Commits • 4 Features

May 1, 2025

Monthly summary for 2025-05 focused on delivering robust expense management features, strengthening data integrity, and enhancing governance via granular permissions across frontend and API layers. Key outcomes include UX improvements for expense editing, reliable data handling to prevent duplicate items, flexible expense reassignment within a collective, and a permission-driven model for editing and moving expenses implemented via GraphQL mutations and comprehensive test coverage.

April 2025

7 Commits • 5 Features

Apr 1, 2025

April 2025 focused on delivering high-impact frontend and backend improvements that enhance financial reporting, account management, and transfer workflows, while also cleaning up rollout flags and improving UI stability. The work enabled more accurate export capabilities, richer accounts insights, and more flexible balance transfer operations, supported by targeted UI and data-fetch optimizations.

March 2025

4 Commits • 1 Features

Mar 1, 2025

March 2025: Delivered core expense-flow improvements in opencollective/opencollective-frontend, focusing on vendor selection, payout handling for non-logged-in users, and custom exchange rate date parsing. These changes expanded vendor coverage across hosts, streamlined expense creation/editing, and improved reporting accuracy, delivering measurable business value with minimal user friction.

February 2025

20 Commits • 4 Features

Feb 1, 2025

February 2025 (opencollective/opencollective-frontend): Implemented a major Expense Form & Workflow Overhaul, enhanced invitation flows, and refined currency/payout labeling, complemented by broad UI polish, accessibility improvements, and feature-flag refinements. Delivered a consistent, data-driven expense submission UX with robust item/attachment handling and improved category logic, resulting in clearer, faster expense submissions and reduced user errors. These changes also strengthened the frontend’s maintainability and adaptability through Tailwind-driven styling, modular components, and accessible UI patterns.

January 2025

10 Commits • 4 Features

Jan 1, 2025

January 2025 (2025-01) monthly summary for opencollective-frontend focused on delivering business value through user-facing enhancements, reliability improvements, and framework updates. Key outcomes include faster expense processing via inline editing, reduced risk of duplicate expense entries, polished expense form UX, stabilized end-to-end tests, and a stable reporting release with a Tailwind CSS v4 upgrade.

December 2024

3 Commits • 2 Features

Dec 1, 2024

December 2024: Delivered the crowdfunding redesign prototype and backend analytics enhancement, focusing on business value through clearer fundraising goals, improved contributor analytics, and maintainable code structure. Frontend delivered collective profiles, navigation components, and goal management flows; API added activeContributors resolver with date-range support and recurring contributions option, enabling more accurate engagement metrics.

November 2024

3 Commits • 2 Features

Nov 1, 2024

Month: 2024-11 — Key features delivered: Internal Fund Transfer Modal (from/to selection, amount, execute transfer) with form validation, error handling, and success notifications; Calendar Component Upgrade to react-day-picker v9 for improved date selection, visuals, and interaction. Minor UI polish: fixed a toast typo in the transfer flow. Overall impact: streamlined internal fund workflows, reduced transfer errors, and a smoother date UX, contributing to higher user productivity and lower support overhead. Technologies/skills demonstrated: React-based UI development, robust form validation and error handling, user notifications (toasts), and integration with external libraries (react-day-picker v9).

Activity

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Quality Metrics

Correctness90.4%
Maintainability86.4%
Architecture84.4%
Performance82.6%
AI Usage23.2%

Skills & Technologies

Programming Languages

CSSGraphQLHTMLJSONJavaScriptReactSQLTypeScriptjstsx

Technical Skills

API DevelopmentAPI IntegrationAPI developmentAccessibilityApollo ClientBackend DevelopmentCSSCSS Custom PropertiesCSS FrameworksCode RefactoringComponent ArchitectureComponent DesignComponent DevelopmentComponent Library UpdateComponent Management

Repositories Contributed To

2 repos

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

opencollective/opencollective-frontend

Nov 2024 Apr 2026
18 Months active

Languages Used

GraphQLJavaScriptTypeScriptCSSHTMLReactjstsx

Technical Skills

Apollo ClientComponent Library UpdateFormikFrontend DevelopmentReactTypeScript

opencollective/opencollective-api

Dec 2024 Apr 2026
11 Months active

Languages Used

GraphQLSQLTypeScriptJavaScriptJSONHTML

Technical Skills

Backend DevelopmentDatabase QueryingGraphQL API DevelopmentAPI DevelopmentGraphQLTesting