Career Progression
Professional Experience
Hands-on industry internships combining full-stack development, AI engineering workflows, and structured Quality Assurance.
2 Roles
Internship
Intern AI Engineer (Development & QA)
Samuel Gnanam IT Centre, Sri Lanka
May 2026 – October 2026
Sri Lanka
Engineered a full-stack and mobile Defect Tracking System while executing comprehensive API, functional, regression, and automated QA workflows and managing cloud deployment on Azure.
- Developed a Defect Tracking System using Java, Spring Boot, PostgreSQL, and REST APIs.
- Implemented CRUD operations, stateless JWT authentication, and role-based access control (RBAC).
- Built cross-platform mobile features using React Native, Expo, and TypeScript.
- Developed project dashboards, defect filtering, risk analysis, and data visualization features.
- Performed functional, API, integration, and regression testing using Postman.
- Practiced Selenium WebDriver automation and systematic defect verification.
- Deployed and maintained a Spring Boot application on an Azure Ubuntu VM with PostgreSQL and systemd.
JavaSpring BootPostgreSQLREST APIsJWTReact NativeExpoTypeScriptPostmanSelenium WebDriverAzure Ubuntu VMsystemd
Internship
Intern Software Engineer
Techorin, Sri Lanka
November 2025 – March 2026
Sri Lanka
Focused on software quality assurance processes, structured test case preparation, defect lifecycle reporting, and industry-standard testing methodologies.
- Gained practical experience in software quality assurance processes and professional testing workflows.
- Prepared and reviewed structured test cases across application modules.
- Practiced bug identification, defect reporting, and software quality verification.
- Developed familiarity with software testing methodologies and industry-standard QA practices.
Software Quality Assurance (QA)Test Case DesignDefect ReportingQuality VerificationSoftware Testing Methodologies
Open for Software Engineering Opportunities
Looking for an Associate / Junior Software Engineer, Full-Stack, or Backend Developer?
Explore my project architecture breakdowns or reach out directly at k.kajan2001@gmail.com to discuss full-stack, mobile, and backend engineering roles.