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Ewa Stempel

PROFILE

Ewa Stempel

Ewa Stempel engineered robust access management and security automation for the ministryofjustice/modernisation-platform and aws-root-account repositories, focusing on governance, auditability, and operational stability. She implemented IAM user lifecycle controls, structured change management, and permission sets using Terraform, YAML, and Shell scripting, enabling precise access control and streamlined compliance. Ewa unified and hardened GitHub Actions workflows for link validation and automated security scanning, reducing technical debt and improving incident readiness. Her work addressed deployment stability, reduced false positives in validation, and simplified QA tooling, demonstrating depth in infrastructure as code, CI/CD, and security management while supporting scalable, maintainable cloud infrastructure for the organization.

Overall Statistics

Feature vs Bugs

91%Features

Repository Contributions

32Total
Bugs
1
Commits
32
Features
10
Lines of code
545
Activity Months7

Work History

April 2026

17 Commits • 1 Features

Apr 1, 2026

April 2026 monthly summary for ministryofjustice/modernisation-platform. Delivered a unified, hardened GitHub Actions workflow for automatic detection and reporting of broken links across the repository, including improved triggers, file selection logic, URL extraction improvements, long-file handling, authentication, and reporting enhancements. Also fixed scanning bottlenecks and edge cases, implemented exclusions, and improved output control and maintainability. This work reduces production link rot, improves governance, and accelerates remediation.

March 2026

6 Commits • 4 Features

Mar 1, 2026

March 2026 monthly summary for the Ministry of Justice Modernisation Platform team. Delivered targeted access control enhancements, simplified QA tooling by removing Lychee, and initiated a strategic migration of vulnerability scanning across key repositories. These changes improve security governance, reduce tooling complexity, and establish a foundation for scalable security tooling while maintaining production stability.

February 2026

2 Commits • 1 Features

Feb 1, 2026

February 2026: Focused on reducing deployment churn and strengthening security in the AWS root account. Delivered Infrastructure Security Hardening and Deployment Stability Improvements for ministryofjustice/aws-root-account, including removal of YJB references and a CloudFormation lifecycle block to ignore deployment_targets changes. These changes reduce unnecessary stack updates, minimize cross-team dependencies, and improve security posture.

December 2025

1 Commits • 1 Features

Dec 1, 2025

December 2025 monthly work summary for ministryofjustice/aws-root-account. Focused on security governance and platform access control through new permission sets; no major bugs fixed; improved auditability and security monitoring readiness.

November 2025

3 Commits • 2 Features

Nov 1, 2025

2025-11 Monthly Summary – ministryofjustice/modernisation-platform Overview: Focused on strengthening governance, transparency, and reliability for organization-wide changes and private resource validations. Delivered two key features and improved validation reliability to support faster and safer decision-making across teams. Key features delivered: - Organization-wide Change Management Process Improvements - Description: Introduced a structured change classification and required communication steps to enhance transparency, coordination, and governance for organization-wide changes. - Commits: 7c0a1d26dc4b5c87a2c8deba846dd85392898f24; fee0019717543dc033047138b2b12f9711dc566e - Business value: clearer governance, auditable changes, and faster cross-team coordination. - Link Validation Exclusion Rule for Private Resources - Description: Adds an exclusion rule in the configuration to ignore a specific private link during checks, reducing false positives and improving reliability of the link validation process. - Commit: b866fea4d23ac2a76745a24d0a4ae1f9b0a69b88 - Business value: more reliable validations, reduced noise, and quicker decision-making. Major bugs fixed: - No major bugs reported this month. Note: the link exclusion rule contributes to reducing false positives and improving reliability. Overall impact and accomplishments: - Strengthened governance for organization-wide changes, enabling better planning, approval workflows, and governance transparency. - Improved validation reliability, reducing operational noise and enabling faster, safer decisions. - Demonstrated end-to-end capability from policy design to implementation and review. Technologies/skills demonstrated: - Policy design and governance modeling (change classification, communication steps) - Config-driven rule implementation (exclusion rules for validations) - Code review and collaborative iteration (responding to comments) - Focus on risk reduction through governance and validation improvements

September 2025

1 Commits

Sep 1, 2025

Month 2025-09: Focused on stability and data integrity within the modernisation-platform. Delivered a critical bug fix to the PagerDuty rota, ensuring the roster reflects current personnel assignments and improving on-call coverage reliability. No new features were released this month; work concentrated on bug resolution, code hygiene, and operational stability across the ministryofjustice/modernisation-platform repository.

August 2025

2 Commits • 1 Features

Aug 1, 2025

Month: 2025-08 — Focused on IAM user lifecycle enhancements in ministryofjustice/aws-root-account. Delivered provisioning of Connor Glynn with correct naming and access, assigned to iam_user_change_password and modernisation_platform_organisation_management groups; completed cleanup by decommissioning an unused user and correcting a data naming typo. These changes improve security posture, reduce stale accounts, and ensure accurate identity records for audit/compliance.

Activity

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Quality Metrics

Correctness95.0%
Maintainability91.8%
Architecture90.0%
Performance90.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

HCLHTMLJSONMakefileMarkdownNoneShellTOMLTerraformText

Technical Skills

AWSAWS CloudFormationAWS IAMAccess ManagementCI/CDCloud ComputingCloud InfrastructureConfiguration ManagementContinuous IntegrationDevOpsGitGitHub ActionsInfrastructure as CodeLink ManagementScripting

Repositories Contributed To

4 repos

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

ministryofjustice/modernisation-platform

Sep 2025 Apr 2026
4 Months active

Languages Used

TerraformHTMLMarkdownTOMLJSONMakefileNoneYAML

Technical Skills

DevOpsInfrastructure as CodeAWSchange managementconfiguration managementdocumentation

ministryofjustice/aws-root-account

Aug 2025 Feb 2026
3 Months active

Languages Used

HCLTerraform

Technical Skills

AWS IAMTerraformAWSInfrastructure as CodeAWS CloudFormationCloud Computing

ministryofjustice/modernisation-platform-terraform-ec2-instance

Mar 2026 Mar 2026
1 Month active

Languages Used

YAML

Technical Skills

DevOpsGitHub ActionsSecurity

ministryofjustice/modernisation-platform-github-oidc-role

Mar 2026 Mar 2026
1 Month active

Languages Used

YAML

Technical Skills

DevOpsGitHub ActionsSecurity