Himeth Sigera

Software Engineer (Industrial Trainee) developing backend services for commercial products with Java & Micronaut. Key Responsibilities & Tech: • REST APIs: Java, Micronaut, JSON, OpenAPI • Databases: MySQL, Oracle, SQL • DevOps & Tools: Git/GitHub, Maven, Gradle, Postman, Linux • Security: JWT Authentication & Authorization • AI Integration: Internal AI chatbot project using Python, FastAPI, requests, and LLM application development. Focused on robust API design, database management, and emerging AI tools

Worked across Business Intelligence, Transformation & AI, applying ML, data analytics, and process optimization to business challenges. Key Highlights & Tech: • Machine Learning: Built a Random Forest model (0.94 ROC-AUC) identifying ~8000 high-potential dormant accounts. • Data & BI: SQL, IBM DB2, Tableau dashboard design for KPI reporting. • AI Evaluation: Assessed chatbots, document & process automation. • Process Mapping: Analyzed workflows across 6+ departments for BPR reports.