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KALHARAJAYAThISSA

Engineer and computer science enthusiast focused on
Linux, backend systems, security tooling, and
building practical full-stack products.

me
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ABOUT ME

Passionate engineer with a drive to build scalable systems and solve complex problems through clean code and innovative solutions.

About Me

EDUCATION

Department of Computer Science and Engineering, University of Moratuwa

Entered the Department of CSE in 2024 by securing 3.85 (as the 150th) of SGPA from first semester examination.

Department of Computer Science and Engineering logo

Faculty of Engineering, University of Moratuwa

Got selected for the course B.Sc Engineering Honours.

University of Moratuwa logo

A/L

Passed with 2.1400 Z-score in Physical Science stream in 2022 (2023) A/L examination.

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O/L

Secured 9 A's in 2019.

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LICENSES & CERTIFICATIONS

AWS Academy Graduate - Microservices and CI/CD Pipeline Builder - Training Badge

Amazon Web Services (AWS)

Issued Mar 2026

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AWS

AWS Academy Graduate - Cloud Foundations - Training Badge

Amazon Web Services (AWS)

Issued Feb 2026

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Amazon Web Services (AWS), AWS Identity and Access Management (AWS IAM) and +3 skills

AWS

EXPERIENCE

Undergraduate

Department of Computer Science & Engineering, University of Moratuwa · Full-time

Mar 2024 - Present · 2 yrs 2 mos

Engineering

A/L Tutor

Self Employed · Part-time

Jun 2023 - Present · 2 yrs 11 mos

A/L Physics & Combined Mathematics Tutor | Sinhala & English Medium

Helping students excel in Advanced Level Physics and Combined Mathematics through clear explanations and structured learning. I provide comprehensive tutoring in both Sinhala and English, focusing on concept mastery, problem-solving techniques, and exam success strategies.

Physics Education and Tutoring

HONOURS AND AWARDS

1st Runner-Up at Cypher 3.0 Hackathon

Issued by IEEE WIE Affinity Group of KDU · Oct 2025

Associated with University of Moratuwa

Secured 1st Runner-Up position at Cypher 3.0, an inter-university hackathon organized by IEEE WIE Affinity Group of KDU. Competed alongside talented teams, demonstrating strong problem-solving skills, technical expertise, and teamwork in developing innovative technology solutions.

University of Moratuwa logo

SLIoT Challenge 2025 Semi-Finalists

Issued by Department of Computer Science and Engineering, University of Moratuwa · Mar 2025

Associated with University of Moratuwa

Semi-Finalist – Sri Lanka's Largest IoT Competition. Honored to lead Team AmpArts in Sri Lanka's premier IoT competition, organized by the Department of Computer Science & Engineering, University of Moratuwa. Our team was selected among the top 13 semi-finalists, showcasing innovation and technical expertise in IoT solutions.

University of Moratuwa logo

INTERESTS

Networking
System Architecture & Design
Cybersecurity & Linux
Cloud Technologies
Open Source Projects

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Skills & Tools

TypeScript, React, Node.js, Go, Python, PostgreSQL, Docker, AWS, Git, Vim, Linux, GraphQL, REST APIs

JOURNEY

MAR 2024 - PRESENT

UNDERGRADUATE

Department of Computer Science & Engineering, University of Moratuwa · Full-time

Engineering

JUN 2023 - PRESENT

A/L TUTOR

Self Employed · Part-time

A/L Physics & Combined Mathematics Tutor | Sinhala & English Medium

Helping students excel in Advanced Level Physics and Combined Mathematics through clear explanations and structured learning. I provide comprehensive tutoring in both Sinhala and English, focusing on concept mastery, problem-solving techniques, and exam success strategies.

Physics Education and Tutoring

LET'S COOK

If you want the blue stuff; it's time, to call me!