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Feli Tam

PROFILE

Feli Tam

Feli Tam engineered robust features and stability improvements across the HMCTS probate platform, focusing on data integrity, security, and deployment automation. In the hmcts/probate-back-office repository, Feli implemented data-change tracking for case workflows and enhanced notification personalization, using Java and the Spring Framework to ensure accurate, auditable processes. Feli also modernized CI/CD pipelines and improved dependency management, addressing security vulnerabilities and aligning with OWASP compliance. Across frontend repositories, Feli upgraded JavaScript dependencies and refined routing logic, resulting in safer, more maintainable applications. This work demonstrated depth in backend development, DevOps, and security, delivering measurable improvements in reliability and compliance.

Overall Statistics

Feature vs Bugs

73%Features

Repository Contributions

217Total
Bugs
37
Commits
217
Features
98
Lines of code
30,257
Activity Months16

Work History

February 2026

6 Commits • 2 Features

Feb 1, 2026

February 2026 performance highlights across HMCTS probate platforms focused on delivering user-centric features, tightening security, and improving navigation. Two major features shipped to enhance user experience, alongside targeted security hardening and dependency updates to reduce risk and improve maintainability across front-end repos.

January 2026

6 Commits • 1 Features

Jan 1, 2026

January 2026 monthly summary for probate services. Focused on delivering business value through feature enablement, improved data accuracy, and strengthened security posture across four repositories. Highlights include key feature delivery, critical bug fixes, and security hardening that reduces risk and supports compliant operations across multiple submission channels.

December 2025

12 Commits • 4 Features

Dec 1, 2025

December 2025 monthly summary: Focused on stability, security, and deployment readiness across probate frontend and flux-config. Key deliveries include dependency upgrades in hmcts/probate-caveats-frontend to latest versions, strengthening security and stability. In hmcts/cnp-flux-config, implemented consolidated cron scheduling and robust ADHOC_JOB_DATE handling for probate data processes, including enabling accurate execution dates, accommodating data extraction workflows, and updating dormant case and notification cron logic; also added AAT environment deployment configuration for probate services and updated demo environment image policy to support PR-driven workflows. This scope covered front-end improvements, data-process reliability, and environment readiness to accelerate releases and reduce production risk.

November 2025

17 Commits • 12 Features

Nov 1, 2025

November 2025 delivered a focused set of improvements across the probate platform with emphasis on data integrity, reliability, and deployment efficiency. Key changes include new data-change tracking for critical case workflows, stabilization of data extraction pipelines, targeted CI/CD optimizations, and security/quality enhancements across frontend and shared libraries. These efforts provide clearer data provenance, safer joint applications, faster and more reliable deployments, and stronger alignment with security and testing standards.

October 2025

5 Commits • 2 Features

Oct 1, 2025

October 2025 monthly summary: Delivered production-safe image policy tagging standardization across probate apps, with demo linkage to the correct webchat PR and automated demo annotations. Improved data capture reliability for webchat in probate-frontend. Enabled National Fraud Initiative (NFI) data sharing in probate-back-office, including new configurations and extraction/processing logic, plus pipeline/infra updates. Overall, this work improved deployment safety, data integrity, and cross-repo collaboration to support business risk reduction and data-driven decisions.

September 2025

14 Commits • 4 Features

Sep 1, 2025

2025-09 monthly highlights: Security/compliance hardening, stability improvements, and deployment automation across probate and flux-config repositories, delivering compliant image sourcing, faster iteration in preview, governance of cron jobs, and security upgrades. The month reduced risk, improved reliability, and strengthened CI/CD pipelines.

August 2025

14 Commits • 6 Features

Aug 1, 2025

August 2025 monthly summary focusing on security, stability, automation, and deployment reliability across the probate suite. Delivered tangible business value through dependency upgrades, new automation, and targeted fixes across multiple repositories, enabling safer releases and more reliable data processing.

July 2025

24 Commits • 12 Features

Jul 1, 2025

July 2025: Delivered security-hardening, reliability, and scheduling enhancements across Probate services, improving security posture, data integrity, and operational efficiency. Implemented critical dependency upgrades, refined caveat lifecycle management, and streamlined demo environments with secrets integration and PR-based artifact policies. Removed unused caveat expiry functionality in select services to reduce complexity. Demonstrated strong cross-team collaboration, dev-ops hygiene, and proactive risk mitigation, enabling safer deployments within maintenance windows and faster incident response.

June 2025

11 Commits • 7 Features

Jun 1, 2025

June 2025 highlights across HMCTS repositories focused on release readiness, security posture, and infrastructure modernization. The month delivered cross-repo features, reliability improvements, and build/deploy upgrades that drive faster, safer software delivery with measurable business value. Key features delivered: - Probate Draft Cases with Payment cron: Updated the probate-draft-cases-with-payment job to run at 1 AM daily (instead of Sunday midnight), enabling earlier processing and more predictable payment workflows. (repo: hmcts/cnp-flux-config; commit: 961c616c74b4138993ea4150fcb2cd08c24b9806) - Preview environment support: Helm values updated to point preview deployments to the correct service endpoints, enabling testing in non-prod environments before release. (repo: hmcts/probate-orchestrator-service; commit: da36ace5366e647093f1bdda0a5387ea06e7cf5c) - Build system modernization: Updated Gradle wrapper to 8.14.2, aligned Java toolchain to version 21, and upgraded dependencies (fortify-client, slf4j-simple) across affected repos to improve maintainability and reduce risk. (example: hmcts/probate-frontend; commit: bf560001e8b3905f5eaabbe53098c6a57d85fc39) - Infrastructure and test modernization: Modernized test infrastructure and health checks (e.g., RestTemplate building and updated dependencies like JUnit/Jupiter, MapStruct); introduction of RestTemplateBuilder for health checks to improve reliability. (repo: hmcts/probate-orchestrator-service; commit: 28932fe5d6251751c388a824690aacdb91edca3d) - End-to-end test reliability and CI/CD stabilization: Fixed end-to-end test state casing, PDF verification, and error logging; stabilized CI/CD pipelines and nightly schedules to improve stability. (repos: hmcts/probate-back-office; commits: 7a6df0695b21c862c65fef80d08f34ce247c8c9d, 055e2f9a244261b31d41d9b6f84556bbee6404f1; hmcts/probate-back-office; commit: 891da5be4bb4d565e0003929ef469b9449a25311) Major bugs fixed: - Security vulnerability management: Added a known-issues entry to suppress/acknowledge a brace-expansion CVE detected by Yarn audit to reduce exposure and false positives. (repo: hmcts/probate-frontend; commit: 57b9288a1d82e7cbb975c51c5cd29b8a1d71c51a) - End-to-end test reliability issues: Resolved inconsistent test state casing and PDF verification/logging problems improving test stability. (repos: hmcts/probate-back-office; commits: 7a6df0695b21c862c65fef80d08f34ce247c8c9d, 055e2f9a244261b31d41d9b6f84556bbee6404f1) - CI/CD pipeline instability: Nightly Jenkins pipeline scheduling optimization to reduce flakiness and align with developer workflows. (repo: hmcts/probate-back-office; commit: 891da5be4bb4d565e0003929ef469b9449a25311) - Pipeline and renovate stability: Stabilized build/pipeline configurations and dependency management to prevent destabilizing updates. (repo: hmcts/probate-submit-service; commit: 8203ffad30ac1a76f64aeda75296f3f834d1fd44) Overall impact and accomplishments: - Improved release velocity and confidence through automation, environment parity, and modern tooling. - Reduced security risk exposure with proactive vulnerability suppression and dependency hygiene. - Increased test reliability and health-check accuracy, leading to lower defect leakage into production. - Standardized build processes via Gradle task modernization and Java toolchain alignment, enabling safer upgrades and faster onboarding for new contributors. Technologies/skills demonstrated: - Gradle 8.14.2, Java toolchains (Java 21), Gradle Tasks (tasks.register), dependency management and renovate scheduling. - Testing: JUnit Jupiter, MapStruct, MockitoBean, and updated RestTemplate usage for health checks. - Security and compliance: Yarn audit vulnerability handling via known-issues entries. - Infrastructure as code and deployment: Helm charts, preview environment strategies, and CI/CD orchestration across Jenkins and Pact tests.

May 2025

13 Commits • 6 Features

May 1, 2025

May 2025 delivered across four repositories with a strong focus on policy accuracy, deployment reliability, security, and user experience. Key features included Demo Image Policy Updates across probate-business-service, probate-frontend, and probate-submit-service; Automated Notifications Cron Job with caveat expiry; readiness for OCI-based dependencies; and automated redeploy triggers to reflect configuration changes. Preview environment stability improved via Redis config standardization and OCI-based dependencies; payment flow UX significantly hardened with proper redirects and error handling. Security posture was strengthened by removing sensitive credentials from the repository, and release hygiene maintained with a Helm chart version bump. These efforts reduce toil, accelerate policy changes to production, and create a more robust production footprint.

April 2025

15 Commits • 10 Features

Apr 1, 2025

Monthly performance summary for 2025-04 focused on delivering high-value features, resolving critical issues, and strengthening platform stability and security across multiple probate services. Highlights include cross-repo standardization of executor status terminology, platform-wide Java 21 upgrade, financial reporting refinements for pence/pound formatting, shared library upgrades enabling new fields, and data quality improvements across contact data handling.

March 2025

12 Commits • 5 Features

Mar 1, 2025

March 2025 monthly summary for probate-related repositories, highlighting key feature delivery, major bug fixes, and the resulting business value and technical impact across back-office, frontend, submit service, and config tooling.

February 2025

34 Commits • 7 Features

Feb 1, 2025

February 2025 performance highlights: stabilized core services, delivered value-adding features, and implemented automated retention/disposal workflows. Significant back-end improvements include data model updates, improved PDF generation reliability, and data handling fixes; frontend upgrades modernized UI and tightened CSP. Automation and migration readiness enhance release velocity and risk reduction.

January 2025

20 Commits • 10 Features

Jan 1, 2025

January 2025 performance summary for the probate suite. Delivered across multiple services with a focus on reliability, security, and observability. Key features were implemented to improve CI/CD reliability, grant appropriate access, synchronize environments, and modernize telemetry. The work reduced noise, tightened security, and enhanced visibility into system health and user-facing data, enabling faster, data-driven decisions.

December 2024

3 Commits • 2 Features

Dec 1, 2024

December 2024 monthly performance summary for HMCTS codebases across probate-back-office, probate-caveats-frontend, and probate-frontend. Key outcomes include codebase cleanup and a refactor of UserInfoService to improve handling of caseworker information; rollback of Redis Helm chart dependency to restore stability; and adjustment of the nightly build schedule to 07:07 AM for more consistent weekday builds. These efforts reduce technical debt, improve deployment reliability, and better align CI/CD with business cadence. Demonstrated skills include code cleanup and refactoring, Kubernetes/Helm, Redis, Jenkins pipelines, and cross-repo collaboration.

November 2024

11 Commits • 8 Features

Nov 1, 2024

November 2024 was marked by focused improvements across probate platforms that deliver concrete business value and stronger platform reliability. Key features and fixes stabilized CI/CD and tooling, improved data validation for digital applications, expanded citizen hub event handling, and streamlined dependency automation across services, while enhancing the probate frontend experience for RFIs. These changes reduce operational risk, improve end-user workflows, and accelerate future delivery through automation and better tooling.

Activity

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Quality Metrics

Correctness90.2%
Maintainability90.0%
Architecture87.0%
Performance83.6%
AI Usage20.8%

Skills & Technologies

Programming Languages

CSSDockerfileEnvironment VariablesGradleGroovyHTMLJSONJavaJavaScriptNode

Technical Skills

API DevelopmentAPI IntegrationAccess ControlApplication MonitoringApplication Performance MonitoringAutomationAzure SDKBackend DevelopmentBackend IntegrationBuild AutomationBuild ConfigurationBuild ManagementBuild Tool ConfigurationBuild ToolsCI/CD

Repositories Contributed To

8 repos

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

hmcts/cnp-flux-config

Nov 2024 Dec 2025
13 Months active

Languages Used

YAMLyaml

Technical Skills

Configuration ManagementDevOpsCI/CDHelmKubernetesCloud Infrastructure

hmcts/probate-back-office

Nov 2024 Feb 2026
14 Months active

Languages Used

GroovyJavaShellYAMLGradleDockerfileJavaScriptHTML

Technical Skills

Backend DevelopmentCI/CDDevOpsGroovyJavaValidation Logic

hmcts/probate-frontend

Nov 2024 Feb 2026
13 Months active

Languages Used

CSSHTMLJavaScriptSCSSGroovyYAMLyamlGradle

Technical Skills

API IntegrationCSSForm HandlingFrontend DevelopmentHTMLIntegration Testing

hmcts/probate-caveats-frontend

Dec 2024 Feb 2026
10 Months active

Languages Used

YAMLJavaScriptHTMLSCSSJavaGradlenodeyaml

Technical Skills

DevOpsHelmAzure SDKDependency ManagementLoggingNode.js

hmcts/probate-orchestrator-service

Nov 2024 Jan 2026
9 Months active

Languages Used

JSONYAMLGradleJavaGroovyXML

Technical Skills

Configuration ManagementDependency ManagementDevOpsApplication MonitoringCloud ConfigurationBackend Development

hmcts/probate-submit-service

Nov 2024 Jan 2026
11 Months active

Languages Used

GradleJSONJavaGroovyXML

Technical Skills

API DevelopmentBackend DevelopmentCase ManagementConfiguration ManagementDependency ManagementJava

hmcts/probate-business-service

Nov 2024 Jan 2026
8 Months active

Languages Used

JSONJavaYAMLEnvironment VariablesGradleGroovyXML

Technical Skills

Dependency ManagementDevOpsApplication MonitoringCloud EngineeringAPI DevelopmentBackend Development

hmcts/service-auth-provider-app

May 2025 May 2025
1 Month active

Languages Used

YAML

Technical Skills

Helm