Kavinda Samarathunga

Kavinda Samarathunga

Backend Developer
Colombo , Western , Sri Lanka
Sinhala (Sri Lankan), English

نبذة عني

ICT graduate specializing in Business Intelligence with hands-on experience in backend development, data analytics and cybersecurity. Proficient in Python, Laravel, SQL and cloud-based technologies with a strong foundati…

الخبرة

Backend Developer Intern

Dockyard Total Solutions (Pvt) Ltd
Mar 2024 - حتى الآن · 2 سنوات 4 أشهر

Designed and implemented relational database schemas in SQL Server (SSMS) to support POS system and product return workflows, improving data traceability across billing transactions.
Developed stored procedures and optimized SQL queries to encapsulate business logic, reducing manual query overhead for core transactional operations.
Built backend modules using a template-based layered architecture in Visual Studio Code, maintaining separation of concerns across data access, business logic and API layers.
Designed and tested RESTful API endpoints using Postman, validating request/response handling, input validation and error management across multiple business workflows.
Collaborated with the development team to integrate backend services with front-end components, contributing to end-to-end feature delivery on the POS platform.

Backend Developer Intern

Dockyard Total Solutions (Pvt) Ltd · Colombo , Western , Sri Lanka
Sep 2020 - حتى الآن · 5 سنوات 9 أشهر

Designed and implemented relational database schemas in SQL Server (SSMS) to support POS system and product return workflows, improving data traceability across billing transactions, Developed stored procedures and optimized SQL queries to encapsulate business logic, reducing manual query overhead for core transactional operations, Built backend modules using a template-based layered architecture in Visual Studio Code, maintaining separation of concerns across data access, business logic, and API layers, Designed and tested RESTful API endpoints using Postman, validating request/response handling, input validation and error management across multiple business workflows., Collaborated with the development team to integrate backend services with front-end components, contributing to end-to-end feature delivery on the POS platform.

Cyber Security Intern

Sri Lanka Telecom PLC
Jul 2024 - Oct 2024 · 3 أشهر

Supported enterprise system reliability and security in containerized environments using Docker.
Contributed to incident analysis, monitoring and response, aligning with IT service management practices.
Participated in log analysis, troubleshooting and root-cause analysis using Wazuh project.
Simulated and validated secure network configurations using GNS3, supporting system readiness and testing.

Business Intelligence Intern

Sri Lanka Telecom PLC · Colombo , Western , Sri Lanka
Jun 2024 - Sep 2024 · 3 أشهر

Gathered business requirements from internal supervisors and translated them into structured analytical reports, Developed dashboards using Tableau and Power BI, Created SQL queries to extract operational and performance insights, Assisted in preparing reports and presentations for internal teams, Ensured data accuracy, validation and compliance with reporting standards., Worked collaboratively across departments to support reporting and system improvement initiatives.

Cyber Security Intern

Sri Lanka Telecom PLC · Colombo , Western , Sri Lanka
Mar 2024 - Jun 2024 · 2 أشهر

Supported enterprise system reliability and security in containerized environments using Docker, Contributed to incident analysis, monitoring and response, aligning with IT service management practices, Participated in log analysis, troubleshooting and root-cause analysis using Wazuh project., Simulated and validated secure network configurations using GNS3, supporting system readiness and testing.

Business Intelligence Intern

Sri Lanka Telecom PLC
Sep 2023 - Dec 2023 · 3 أشهر

Gathered business requirements from internal supervisors and translated them into structured analytical reports.
Developed dashboards using Tableau and Power BI.
Created SQL queries to extract operational and performance insights.
Assisted in preparing reports and presentations for internal teams.
Ensured data accuracy, validation and compliance with reporting standards.
Worked collaboratively across departments to support reporting and system improvement initiatives.

المهارات

بوستجريس كيو إل بايثون (لغة برمجة) منصة GitHub للتعاون على تطوير البرمجيات دوكر مايكروسوفت بوربوينت مونجو دي بي باور بي آي تابلو REST API development Postman Visual Studio Code Advanced Excel SQL Server (SSMS) SQL querying stored procedures schema design data validation ETL concepts KPI reporting business requirements gathering data accuracy & compliance Wazuh (SIEM) GNS3 incident monitoring log analysis Git Django ORM SQL RESTful API development Stored procedures Template-based architecture Pivot Tables VLOOKUP Data Analysis Schema design Data validation Business requirements gathering Wazuh SIEM Incident monitoring Log analysis JavaScript PHP Hack HTML CSS Prolog SWI-Prolog Google Colab Kaggle Hugging Face
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