Praveen Peiris
Moratuwa
Summary
Results-driven Senior Software Engineer with nearly 4 years of experience in full-stack development, specializing in Java and JavaScript frameworks. Proven expertise in designing scalable solutions, implementing robust business logic, and optimizing system performance in high-traffic environments. Proficient in leading technical discussions, conducting thorough code reviews, and mentoring junior engineers to foster growth and innovation. Committed to leveraging emerging technologies to deliver high-quality, efficient, and secure software solutions that meet evolving business needs.
Overview
4
4
years of professional experience
Work History
Senior Software Engineer
Avtra
10.2024 - Current
- Led the design and development of critical Passenger Service System (PSS) modules, facilitating seamless GDS, interline, and codeshare integrations to enhance airline connectivity and operational efficiency
- Spearheaded technical solutioning and cross-functional collaborations for complex integration use cases with external airline partners and systems
- Optimized message flows and system performance, enhancing efficiency for high-traffic PSS transactions and ensuring system responsiveness
- Developed robust business logic for booking, ticketing, and order management by referring to the Edifact and AIRIMP manuals provided by IATA
- Designed and maintained full-stack features using Java, Spring Framework, Hibernate, jQuery, and Oracle SQL, ensuring scalable and maintainable solutions
- Engineered and executed complex data migration procedures (PL/SQL) for onboarding new airlines, ensuring data integrity and consistency across staging and live environments by managing transformation logic for critical fields and maintaining referential integrity across multiple related tables
- Administered and monitored MQ/MATIP clients and IBM MQ servers, optimizing real-time communication and resolving message delivery issues by configuring queues/channels and analyzing TCP dumps for packet-level data
- Developed and optimized complex Oracle SQL procedures to automate critical data operations
- Managed end-to-end live production deployments via Jenkins pipelines and linux servers, troubleshooting critical issues and mentoring junior engineers to uphold system stability and availability
- Conducted thorough code reviews, enforcing coding best practices and collaborating with cross-functional teams (Project Managers, QA Engineers) to deliver high-quality software solutions on schedule
Software Engineer
Avtra
08.2023 - 09.2024
- Collaborated with development teams to promptly resolve critical system issues, contributing to sustained high levels of system availability.
- Optimized inventory management and implemented enhancements to ancillary service workflows, significantly improving system functionality and user experience.
- Spearheaded the rapid implementation of an MRL (Machine Readable Zone) passport scanning feature, automating data extraction and field population, which significantly reduced manual data entry and enhanced operational efficiency.
- Gained in-depth familiarity with the Passenger Service System (PSS) booking model, applying this knowledge to optimize system processes and troubleshoot complex issues.
Associate Software Engineer
Avtra
08.2022 - 07.2023
- Collaborated with the team to fix critical issues promptly, maintaining high levels of system availability
- Improved system functionality by optimizing inventory management, and implementing enhancements to ancillary service workflows
- Worked and gained in-depth familiarity with the booking model in PSS
Intern Software Engineer
Avtra
10.2021 - 07.2022
- Developed key features for the Passenger Service System (PSS), focusing on flight inventory and ancillary service flows (e.g., seat assignments, SSRs, meals, baggage).
- Actively contributed to team success by demonstrating a keen interest in learning and quickly adapting to new technologies and development methodologies.
Education
Bachelor of Information Technology - Software Engineering
Sri Lanka Institute of Information Technology (SLIIT)
01.2023
Advance Level (A/L) - Physical Stream
St. Sebastian’s College
01.2018
Skills
- Languages: Java, JavaScript, SQL (PL/SQL)
- Frameworks: Spring Boot, Spring Framework, Hibernate, jQuery, Reactjs, Nodejs, Expressjs
- Databases: Oracle SQL, MySQL, MongoDB
- CI/CD & DevOps: Jenkins, Linux, Git
- Messaging & Clients: IBM MQ, MQ Client, MATIP Client
- Web Technologies: RESTful Web Services, API Development, HTML5, CSS
- Tools & Methodologies: TCP Dumps, Code Reviews, Unit Testing, Agile Methodologies, Problem Solving, Troubleshooting, Data Structures, System Security, Technical Documentation
Accomplishments
- Algothon 2021 Hackathon: Selected among 300 students out of 1500+ applicants, participated until the final round
- LEAD Program (AIESEC in SLIIT): Selected among the top 8 candidates out of 100+ applicants
- Senior Prefect: St. Sebastian's College (2014-2016)
Projects
- YouTube Comment Analysis and Recommendation Extension – Final Year Research Project (Published - https://lnkd.in/g34cT6YD) - Conducted sentiment and aspect-based analysis of YouTube comments using NLP and ML (Random Forest, VADER) as part of a published Chrome extension for IT content creators. [Published in 2023 33rd International Telecommunication Networks and Applications Conference (ITNAC), IEEE Xplore.]
- Auctioning Mobile App - Flutter, Firebase (4th year project)
- Jala Suraksha - React Native, MongoDB (3rd year group project)
- Fuel Management System - MERN Stack (3rd year group project)
- Construction Management System - MERN Stack (3rd year group project)
- Procurement Management System (for Blood Bank) - HTML, CSS, Bootstrap, PHP, MSSQL (Special program with government involvement)
- Online Research Management Tool - MERN Stack (3rd year group project)
- Pet Care Android App - Android Studio, Java, Firebase (2nd year group project)
- Island-wide Offers - MERN Stack (2nd year group project)
- Online TV Series & Movie Browsing System - JavaScript, JSP, Java, Servlet, MySQL (2nd year group project)
- Airline Ticket Reservation Web App - HTML5, CSS, JavaScript, PHP, MSSQL (1st year group project)
Timeline
Senior Software Engineer
Avtra
10.2024 - Current
Software Engineer
Avtra
08.2023 - 09.2024
Associate Software Engineer
Avtra
08.2022 - 07.2023
Intern Software Engineer
Avtra
10.2021 - 07.2022
Advance Level (A/L) - Physical Stream
St. Sebastian’s College
Bachelor of Information Technology - Software Engineering
Sri Lanka Institute of Information Technology (SLIIT)
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