Yesitha Gamaarachchi Email & Phone Number

Leeds, Gb

London Area, United Kingdom

Colombo, Western Province, Sri Lanka

•Optimized Flutter frontend for education app serving 7 countries and 28 universities - improving performance by 40% and reducing issues by 75%.•Implemented microservices with AWS, Docker, Terraform, Jenkins, APISIX, Eureka - enabled agile deployments, seamless integration, accelerated testing. •Architected cross-platform mobile app with Spring Boot and MongoDB, significantly improving performance and user experience. •Reduced deployment timelines by 45% through CI/CD processes with Jenkins and GitHub Actions.

Colombo, Western, Sri Lanka

Colombo, Western, Sri Lanka

Zilingo is a SaaS company specializing in real-time analytics applications for the manufacturing sector. My role focused on enhancing and optimizing distributed systems to handle big data and provide actionable insights for manufacturers.•Web App Enhancement: Elevated web application capabilities using Angular, Java Spring Boot, and Play. Delivered real-time data visualization and insights, improving decision-making efficiency by 40%.•High-Performance REST APIs: Engineered scalable REST APIs with Spring Boot, integrating MongoDB, PostgreSQL, and Apache Druid for robust data management, efficiently handling over 10K requests per minute.•Refactored and implemented Spring Boot best practices to optimize Java REST APIs by 25%, reducing response times by 30%.•Revolutionized the deployment process for applications using Angular, Spring Boot, and MongoDB, reducing deployment timelines by 75% and enabling a 2x faster time-to-market.•Monitored REST APIs and microservices performance using Graylog and Grafana, optimizing queries and APIs to ensure efficient operation and responsiveness, reducing errors by 60%.•Boosted the performance of Ionic applications by 35% and enhanced user experience through the integration of a Redis caching module.•Collaborated closely on Spring Boot architecture design to align business needs with technical solutions, increasing project success rates by 20%.•Mentored junior developers in Spring Boot REST API development, imparting best practices for clean and efficient code, improving their productivity by 50%.•Real-time dashboards through high-performance Elasticsearch queries integrated with Spring Boot APIs, enabling sub-second data retrieval for real-time analytics.My experience at Zilingo has equipped me with a deep understanding of distributed systems, real-time data handling, and big data processing, essential for developing high-performance, scalable solutions in a fast-paced SaaS environment.

Colombo, Western Province, Sri Lanka

•Architected and delivered hybrid mobile applications using Ionic Framework, enabling real-time data capture across multiple devices.•Engineered QR code scanning mobile app with Ionic, streamlining data recording processes.Integrated Apache Druid for fast analytics queries, providing actionable insights from large datasets.•Collaborated with cross-functional teams following Agile methodologies, driving project success.•Implemented best practices in version control and code management using Git.

Sri Lanka

•Researched deep links in the Ionic Framework.•Implemented frontend web applications for nFactory MES product using Angular and MongoDB.

Colombo, Western Province, Sri Lanka

•Implemented frontend web applications using JavaScript and AngularJS, enhancing user experiences for digital financial solutions.•Developed reusable UI components and libraries adhering to best practices, improving code maintainability and developer productivity.

Master'S Degree, Advanced Computer Science, Merit

B.Sc (Hons), Information Technology

Activities and Societies: Rotaract Club