Khalid Abdulkarim

Senior SDET at 90poe

Currently serving as a Senior SDET in the platform Back-end team working in an Agile Microservice Environment that provides cutting-edge Maritime Software solutions. Technologies used include gRPC, AWS, Go, Venom, JavaScript, Playwright, Cypress, Github Action, Kubernetes/eks, Kibana, Postman, GraphQL, k6 performance testing, Grafana, Loki, Prometheus, Docker, Postgres, BDD, and Cucumber.

SDET at Dunelm

Worked as an SDET in a dynamic agile environment using the Spotify methodology. Engaged in re-platforming Dunelm’s e-commerce platform using serverless technologies on AWS. Leveraged technologies including Yarn, TestCafe, AWS Lambda, Epsagon, Kibana, PHP, Behat, Typescript, Cucumber, Postman, Microservices, Bitbucket, JavaScript, Mocha, Chai, Sentry, Node.js, Jest, GitLab, DynamoDB, API Gateway, S3, and CloudFormation.

QA Engineer / SDET at Third Space Learning (Matr.org)

Worked as a QA Engineer / SDET for an online educational platform that delivers personalized teaching via an interactive online classroom using WebRTC and TWILIO. The platform has delivered over 500,000 one-to-one sessions to nearly 40,000 children in UK schools. Used WebdriverIO, Saucelabs, Postman, Microservices, PostgreSQL, Bitbucket, Harness, JavaScript, Mocha, Chai, JQuery, and Node.js.

SDET at Easy Jet

Part of the integration test team responsible for building a maintainable automated test framework for EasyJet’s global e-commerce website handling millions of users daily. Worked with C#, Visual Studio, Selenium, Gherkin, SpecFlow, NUnit, RestSharp, Postman, git, Git Bash, GitLab, SmartGit, TeamCity, Jira, SQL, Microsoft SQL Server Management Studio, Heidi, Kibana, RedHat, Putty, and Swagger.

Senior SDET / QA Engineer at Maritime Software

Senior SDET in the platform Back-end team for Maritime Software. Led migration of service tests from Venom to a Go-based framework, improving test maintainability, debugging capabilities and automation efficiency. Designed and executed performance and monitoring strategies using Go, gRPC, Kubernetes/EKS, k6, Grafana, Loki, and Prometheus. Managed daily QA workflows across multiple tools including Playwright, Cypress, Postman, GraphQL, Kibana, and GitHub Actions CI/CD pipelines. Collaborated closely within Agile teams to ensure quality delivery of cutting-edge maritime software.

Senior SDET at Dunelm

Senior SDET in a dynamic Agile environment. Contributed to re-platforming of the e-commerce system with serverless AWS technologies leveraging Lambda, API Gateway, DynamoDB, and S3. Developed and automated unit and integration tests using TypeScript, JavaScript, Mocha, Chai, and Jest. Monitored application health via Epsagon, Sentry, and Kibana, ensuring rapid defect identification and resolution within Agile frameworks. Involved in re-platforming Dunelm’s e-commerce platform using serverless technologies on AWS.

QA Engineer / SDET at Third Space Learning

QA Engineer/SDET for Third Space Learning. Automated UI and service tests for an interactive WebRTC classroom platform using WebdriverIO, Sauce Labs, Mocha, and Chai. Contributed to testing the platform that delivered over 500,000 personalized one-to-one teaching sessions to over 40,000 children across UK schools.

SDET at EasyJet

SDET for EasyJet's e-commerce technology stack. Part of the integration test team to refresh their technology stack. Developed and maintained automated tests using C#, SpecFlow, Selenium, and NUnit for a high-traffic global e-commerce website. Enabled maintainable test framework, enhancing CI/CD pipelines and reducing regression test times.

Senior SDET in the platform Back-end team for Maritime Software. Led migration of service tests from Venom to a Go-based framework (Ginkgo, Gomega), improving test maintainability and debugging capabilities, and reducing overall execution time by 20%. Designed and executed performance and monitoring strategies using Go, gRPC, Kubernetes/EKS, k6, Grafana, Loki, and Prometheus. Managed daily QA workflows across multiple tools including Playwright, Cypress, Postman, GraphQL, Kibana, and GitHub Actions CI/CD pipelines. Collaborated within Agile teams to ensure quality delivery and shift-left quality practices across the development lifecycle.

Senior SDET at Dunelm

Senior SDET in a dynamic Agile environment. Re-platforming Dunelm’s e-commerce platform using serverless AWS technologies (Lambda, API Gateway, DynamoDB, S3). Developed and automated unit and integration tests using TypeScript, JavaScript, Mocha, Chai, and Jest. Monitored application health via Epsagon, Sentry, and Kibana; performed end-to-end and regression testing during the migration of the CDN to Fastly, validating caching behaviour and supporting gradual traffic rollout from 10% to 100% within approximately 8 hours.