Sunera Sandaruwan

Motivated Computer Science and Engineering undergraduate with a strong passion for Software Engineering and Machine Learning. Dedicated to developing efficient, user-friendly applications and exploring intelligent systems that leverage data to solve complex real-world problems. Demonstrates rapid adaptability to new tools and thrives in collaborative environments, with a commitment to contributing to innovative projects that create meaningful impact.

Trainee Software Engineer (Intern) at CodeGen International (Pvt) Ltd (2024-12 – 2025-06)

• Contributed to the Lia R&D project by implementing dynamic UI rendering and developing innovative software solutions using LangChain and Python to enhance product capabilities.
• Developed features for the One World Duty Free POS system, using Jinja, Python, JavaScript, SCSS, MariaDB and Redis ensuring high performance and scalability.
• Collaborated with senior engineers using GitLab and Jira to maintain code quality and streamline project workflows.

Associate Software Engineer at Square1Ai (Pvt) Ltd. (2025-10 – 2026-06)

• Designed the Course Service module within a Spring Boot Modular Monolith, applying Hexagonal Architecture to manage all aspects of online educational content delivery and metadata.
• Implemented reactive components using Spring WebFlux and ensured system maintainability by generating comprehensive API documentation using SpringDoc.
• Designed the Payment Service module using Hexagonal Architecture with Adapter and Factory patterns to strictly decouple the core domain from third-party gateway integrations.
• Enabled seamless integration of multiple payment gateways, including Checkout.com and PayHere, by implementing robust logic for runtime gateway selection.

B.Sc. (Hons) in Computer Science and Engineering – University of Moratuwa (2022 – Present)

GCE Advanced Level Examination in Physical Science Stream – Dharmasoka College, Ambalangoda (2020 – 2020)