Senior Software Engineer

Open to new opportunities

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SAMINTHA kaveesh

~7 Years Experience

I’m a Senior Software Engineer with nearly seven years of experience building scalable microservices using Java and Spring Boot. I focus on designing reliable systems that handle real-world complexity.
I’m currently exploring other ecosystems such as Go, C#, .NET, Swift, and Rust to broaden my perspective, with a strong interest in strengthening my architectural thinking and distributed system design at scale.

Java Spring Boot Kafka AWS

Technical Specialist (Software Engineering) Jul 2024 - Oct 2025

Wiley (John Wiley & Sons, Inc.) Colombo, Sri Lanka

Drove technical direction for Java and Spring Boot solutions within Wiley's Access & License Management (ALM) system.

Drove the technical direction for Java, Spring Boot solutions within Wiley's mission-critical Access & License Management (ALM) system, the central IAM and licensing hub supporting millions of global users.
Mentored and guided a cross-functional team with 4 engineers through complex engineering challenges.
Conducted architectural design discussions for a new licensing model under architect supervision, driving decisions on scalability and efficiency, resulting in a standardized license management solution across Wiley products.
Streamlined E-Commerce parallel order processing system by introducing a cloud event validation framework and integrating Spring Reactive Streams, resulting in improved overall system throughput.
Resolved high-priority production incidents in time-sensitive environments, restoring access for millions of users.

Senior Software Engineer Jul 2022 - Jun 2024

Wiley (John Wiley & Sons, Inc.) Colombo, Sri Lanka

Led design and modernization of Java and Spring Boot services for Wiley's ALM platform.

Led the design and development of Java and Spring Boot solutions for Wiley's mission-critical Access & License Management (ALM) system.
Executed modernization of the Java ecosystem, upgrading microservices to JDK 21 and migrating Spring Boot from 2.x to 3.x, resulting in improved performance and maintainability.
Led a cross-functional team of 4 engineers, mentoring them to deliver high-impact solutions.
Implemented a redundant license management system in collaboration with UK-based Wiley Online Library architects, impacting millions of licenses valued up to half a million dollars each while serving as subject matter expert.
Drove major production releases, resolving issues within production window to minimize disruption and ensure seamless access for millions of users and thousands of institutional customers.

Software Engineer Apr 2021 - Jul 2022

Wiley (John Wiley & Sons, Inc.) Colombo, Sri Lanka

Implemented OIDC/Keycloak integrations and major releases for Wiley's platform.

Implemented solutions based on OIDC and Keycloak standards, driving integration with various enterprise IDPs.
Delivered a company-wide Microsoft Azure AD integration in collaboration with the architect and across teams, resolving client issues and improving authentication reliability for Wiley employees.
Drove major production releases which affected millions of users and thousands of customers on the Wiley platform.
Investigated instance statuses, anomalies, and performance with Dynatrace and worked on performance improvement on several Spring Boot applications deployed to Docker.
Designed and enhanced the user login and registration front-end system using ReactJS and FreeMarker.
Developed and presented at a Hackathon and Innovation Week on Keycloak access with face recognition, location-based database, fat JARs and thin JARs on Docker, and OpenCV image processing.

Associate Software Engineer Apr 2019 - Apr 2021

Pearson Colombo, Sri Lanka

Developed Java and Spring Boot solutions for global education products.

Developed Java, Spring Boot solutions on a cross-functional team delivering advanced educational products to the global education sector, impacting over 160 million users worldwide.
Integrated leading LMS applications including Moodle, Canvas, D2L Brightspace, and Blackboard, utilizing the LTI standard for seamless interoperability.
Resolved critical production issues, ensuring uninterrupted access to educational resources for millions of students and educators across various institutions.
Monitored applications during peak times using New Relic, Grafana, and Kibana.

Freelance Full Stack Developer Nov 2018 - Apr 2019

LyricX Colombo, Sri Lanka

Built a Java, Spring Boot, and Angular lyric viewer application with real-time sharing.

Worked as a Java, Spring Boot, and Angular full-stack software developer on a song lyrics viewer application that supports sharing lyrics among a group of users in real time.
Focused on user experience and system design as a full stack developer.
Created interactive UI and UX with Adobe XD and worked on ER diagrams and database designs.
Conducted design discussions and reviews with the client.

Software Engineering Trainee Jan 2017 - Jul 2017

CodeGen International Colombo, Sri Lanka

Built Java and Angular features for a multi-tenant restaurant menu and order system as an intern.

Worked on Java, Spring Boot, and Angular technologies on a multi-tenant restaurant menu and order managing system as a full-stack software engineering intern, learning ER diagrams, database designs, and system designs in a real-world environment.
Developed an Android application to manage orders with QR codes, along with an Angular application for customers to place orders in real time.
Gained experience using AWS RDS (MySQL) and Google Firebase Auth, deploying on AWS Elastic Beanstalk and AWS S3 for the SPA.

AWS Certified Solutions Architect – Associate 2021-2024

Amazon Web Services

Architecture patterns, cost optimization, and secure cloud foundations.
Validation: LGKL7S4JLFQ4Q1KH

Advanced React May 2024

Senior Software Engineer

~7 Years Experience

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