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mwestacott

PROFILE

Mwestacott

Matthew Westacott developed and enhanced Limited Partnerships features across the companieshouse/limited-partnerships-web, limited-partnerships-api, and ch.gov.uk repositories, focusing on regulatory data accuracy, onboarding flows, and validation frameworks. He implemented end-to-end partner onboarding, multilingual UI, and robust validation endpoints, using Java, TypeScript, and Spring Boot. His work included API model extensions, dynamic routing, and integration with MongoDB for data persistence, while refining error handling and test coverage. By aligning API enumerations and UI logic, Matthew improved data clarity and reduced user confusion. His contributions demonstrated depth in backend and frontend development, emphasizing maintainability, business value, and deployment readiness throughout the codebase.

Overall Statistics

Feature vs Bugs

72%Features

Repository Contributions

233Total
Bugs
23
Commits
233
Features
60
Lines of code
16,991
Activity Months15

Work History

February 2026

7 Commits • 1 Features

Feb 1, 2026

February 2026 monthly summary for companieshouse/ch.gov.uk, focusing on delivering business value and technical excellence. This period emphasized enhancing the People tab with richer officer/partner data and roles, alongside stabilizing staging for Limited Partnerships to ensure robust testing before production. Key outcomes include better data visibility for officers/partners, updated role descriptions via API, and reduced noise in the UI by suppressing empty address labels. An ongoing stability effort in the staging environment for LP ECS listeners reduced interaction risks and supported reliable LP testing.

December 2025

3 Commits • 1 Features

Dec 1, 2025

December 2025 monthly summary for companieshouse/ch.gov.uk: Implemented LP Filing History Descriptions Enhancement to clarify LP-related events (registrations, appointments, terminations). Three commits driven by LP-1440, LP-1441, LP-1446 updated the API descriptions and enumerations to ensure the new wording surfaces for end users and consumer APIs. Result: clearer, more actionable filing histories and improved consistency across the LP event types. No major bugs reported this month; ongoing stability work and codebase hygiene were performed to support the changes. Technologies and skills demonstrated include API design, enumeration management, and cross-module coordination across the repository.

November 2025

4 Commits • 1 Features

Nov 1, 2025

Concise monthly summary for 2025-11 for repository companieshouse/ch.gov.uk: Delivered data model enhancements for Limited Partnerships, improved UX by conditionally displaying term data, and stabilized LP release testing in staging via Mesos changes. Focused on business value through data clarity, reduced user confusion, and robust release readiness.

October 2025

9 Commits • 3 Features

Oct 1, 2025

October 2025 monthly summary focusing on key accomplishments, features delivered, and measurable business impact across two repositories: companieshouse/ch.gov.uk and companieshouse/limited-partnerships-web. Emphasis on accurate regulatory data presentation, API consistency, and improved partner categorization, with strong test coverage and deployment readiness. Key capabilities delivered include improved SIC code detection for LP/SLP, UI display of limited partnership terms and PPOB, API enumeration alignment, and enhanced partner role handling for corporate entities. The month also included staging/testing optimizations to validate LP changes in Mesos and code quality improvements such as refactoring and clearer test instructions.

August 2025

5 Commits • 3 Features

Aug 1, 2025

August 2025 performance summary: Focused on stabilizing the transition experiences and enriching the web/API surface for saved filing flows. Delivered a saved filing continuation page and dynamic phase banner for the transition journey in the limited-partnerships-web, with re-usable registration logic and test coverage. Strengthened the API's transition submission handling by refining filing description logic and passing the filing mode directly, with targeted unit tests. These changes collectively improve user journey continuity, reduce rework, and align UI and API behavior with business rules and GDS standards.

July 2025

9 Commits • 3 Features

Jul 1, 2025

July 2025 performance summary: Delivered significant enhancements to partnerships support across API and web layers, improved validation robustness, and expanded the user workflow for saved filings. Key features delivered include adding partnershipNumber to the API model and ensuring it transmits with CHIPS data, and launching the Continue Saved Filing page with new routing and multilingual rendering tests. Major bugs fixed include cleaning up the partnership validation path by removing submissionId usage and stabilizing integration tests for validation and partner presence. The work increased data accuracy, reduced validation errors, and delivered a more streamlined filing experience, contributing to faster time-to-market and improved customer satisfaction. Technologies demonstrated include Java/Spring, integration and unit testing, test infrastructure, and CI/CD readiness.

June 2025

29 Commits • 8 Features

Jun 1, 2025

June 2025 performance summary for the Limited Partnerships program. Delivered key frontend and API improvements that enhance onboarding, payment reliability, data integrity, and developer experience. Frontend work introduced a dedicated Payment Failure screen with status-based routing, updated Back link behavior, and regression tests, improving user clarity during failed payments. Onboarding UX and localization were strengthened with improved date handling for partner DOBs, corrected type handling, and added translations across GP/LP screens (including Welsh). Navigation UX was refined with dynamic Back link navigation and page-specific routing fixes for General and Limited Partners. Partner registration was simplified by removing the legal_personality_statement_checked field, reducing form complexity. API and platform resilience was improved through validation enhancements, filing integrity checks, restricted costs endpoints, interceptor refinements, and broader test coverage and code quality improvements. These changes reduce risk in filings, improve data quality, and enable smoother onboarding and easier maintenance.

May 2025

30 Commits • 6 Features

May 1, 2025

May 2025: Delivered end-to-end Limited Partners onboarding enhancements and partner validation improvements across the Limited Partnerships web, API, and SDK. Implemented LP POA manual entry with overseas territories support and Mongo persistence of legal entity statements; strengthened address entry UX with robust validation and error messaging; fixed SIC codes display logic with Welsh translations; introduced LP validation status API with state persistence for end-to-end validation; refactored the Unified Partner Validation Framework to reduce duplication; expanded localization/i18n with Welsh translations for navigation.

April 2025

21 Commits • 4 Features

Apr 1, 2025

April 2025 monthly summary focusing on delivering high-value features for Limited Partnerships APIs and related web interfaces, with improvements in validation, address handling, transaction flows, and healthcheck reliability across three repositories. The work emphasizes business value through data integrity, streamlined flows, and resilient operations.

March 2025

39 Commits • 11 Features

Mar 1, 2025

Month: March 2025 recap: Delivered robust Limited Partnerships capabilities across API and web, focusing on data quality, error visibility, user journey, and security. Highlights include new validation-status endpoints and enhanced error reporting for LPs; incorporation kind field support across creation flows; improved General Partner nationality handling with tests and UI alignment; resume journey link added to LP submissions; security hardening via Axios upgrade in the SDK, plus ongoing code quality improvements across services.

February 2025

27 Commits • 6 Features

Feb 1, 2025

In February 2025, delivered substantial API and web UI improvements for the limited-partnerships projects, focusing on data integrity, user flows, analytics, and build reliability. The work strengthens jurisdiction handling, enhances partner management capabilities, integrates SDK-driven data transmission, and improves code quality and test coverage, all with clear business value and traceable commits.

January 2025

17 Commits • 5 Features

Jan 1, 2025

January 2025 performance summary: Delivered substantial API enhancements for Limited Partnerships and improved the web UI experience, increasing data accessibility and user satisfaction. In the API repository, we added a new Limited Partnership Incorporation retrieval endpoint, support for sub-resources, transaction_id-based lookups, and the new Jurisdiction field with improved mapping and error handling. We also improved the Partnership update flow with a TransactionService refactor and expanded test coverage, and completed internal code quality improvements to simplify mocks and tests while preserving user-facing behavior. In the web app, we fixed Welsh language option button IDs, integrated Matomo analytics for general partner choice, and standardized uppercase naming across pages. These efforts collectively improve reliability, observability, and UX, enabling faster data access and more actionable insights for partners and compliance teams.

December 2024

13 Commits • 2 Features

Dec 1, 2024

December 2024 performance summary for Limited Partnerships work across two repositories (web and API). Key deliverables include a consolidated and multilingual Private Limited Partnership name flow, with a new Scottish LP name page, unified text resources and translation keys, and refactored templates to reduce duplication and improve maintainability. Localization now supports Welsh and English across LP name pages, delivering a more consistent and user-friendly registration experience. On the API side, PATCH/partial update support for Limited Partnerships was added via a new DTO with JsonNullable fields, patch mapping configuration, and updated audit fields, complemented by service-level mapping/persistence and test organization cleanup. Overall, these changes reduce duplication, improve UX for LP name registration, enable safer partial updates, and strengthen test coverage. Technologies/skills demonstrated include localization/i18n, template refactoring, DTO-based PATCH handling, and mapping/persistence patterns. Business value: streamlined user experience, reduced maintenance burden, and faster iteration on LP data operations.

November 2024

19 Commits • 5 Features

Nov 1, 2024

November 2024 performance highlights across the api-sdk-node, limited-partnerships-web, and limited-partnerships-api repositories. Delivered end-to-end Limited Partnerships capabilities, strengthened localization and user messaging, and hardened reliability with global exception handling and improved API routing. The work provides tangible business value by enabling compliant LP submissions, improving user experience with Welsh translations, and enhancing cross-service traceability and observability.

October 2024

1 Commits • 1 Features

Oct 1, 2024

Month: 2024-10 — Focused on refining accessibility-related content in the overseas-entities-web repository. Implemented an update to the Accessibility Statement Page to reflect the current revision date, ensuring users see accurate information and improving transparency and accessibility compliance.

Activity

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Quality Metrics

Correctness90.8%
Maintainability90.6%
Architecture87.4%
Performance86.8%
AI Usage20.4%

Skills & Technologies

Programming Languages

HCLHTMLJSONJavaJavaScriptKotlinMarkdownNoneNunjucksPerl

Technical Skills

API DesignAPI DevelopmentAPI DocumentationAPI IntegrationAPI Integration TestingAPI MockingAPI SecurityAPI TestingAPI ValidationAWSAnalytics IntegrationAssertJBack End DevelopmentBack-end DevelopmentBackend Development

Repositories Contributed To

5 repos

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

companieshouse/limited-partnerships-web

Nov 2024 Oct 2025
11 Months active

Languages Used

JavaScriptNunjucksTypeScriptHTMLJSONMarkdown

Technical Skills

Code RefactoringConfiguration ManagementEnvironment VariablesFront End DevelopmentFront-end DevelopmentInternationalization

companieshouse/limited-partnerships-api

Nov 2024 Aug 2025
10 Months active

Languages Used

JavaTerraformKotlinXMLYAML

Technical Skills

API IntegrationBackend DevelopmentDevOpsException HandlingInfrastructure as CodeJava

companieshouse/ch.gov.uk

Oct 2025 Feb 2026
4 Months active

Languages Used

HCLHTMLNonePerlTemplateJavaScript

Technical Skills

API DevelopmentDevOpsHTMLInfrastructure as CodeNonePerl

companieshouse/api-sdk-node

Nov 2024 Jun 2025
4 Months active

Languages Used

JavaScriptTypeScriptJSON

Technical Skills

API IntegrationAPI Integration TestingBackend DevelopmentCode LintingData ModelingMocking

companieshouse/overseas-entities-web

Oct 2024 Apr 2025
2 Months active

Languages Used

HTMLTypeScript

Technical Skills

Front End DevelopmentBackend DevelopmentConfiguration ManagementExpress.jsNode.js