Roshan Rajaratnam
Staff R&D Engineer at Nordic Semiconductor
Agder, Norway
Summary
🤩
Rockstar🎓
Top SchoolRoshan Rajaratnam is a Staff R&D Engineer with a decade of experience building Bluetooth Low Energy mobile solutions, currently developing reference Android applications and libraries for Nordic Semiconductor's nRF5x SoCs. He specializes in Bluetooth LE and Bluetooth Mesh technologies, contributing to Nordic's Android Mesh Provisioner and Configurator library with bug fixes and protocol feature work like ConfigNetKeyAdd. Prior roles include architecting an Android-based smart home platform using Z-Wave and integrating IP camera streaming and automation, demonstrating end-to-end IoT product experience. With an MSc in Mobile Computing and a BSc in Software Engineering, he blends academic grounding with practical embedded-mobile systems design. Colleagues describe him as an engineer who keeps production stability front and center while quietly advancing mesh capabilities. Outside work he pursues pet projects that often explore novel IoT interactions, reflecting a hands-on curiosity beyond his day job.
10 years of coding experience
13 years of employment as a software developer
MSc. Mobile Computing, Mobile Application Development, MSc. Mobile Computing, Mobile Application Development at University of South WalesBSC.(Hons) Software Engineering, Software Engineering, BSC.(Hons) Software Engineering, Software Engineering at University of WestminsterSt. Joseph's College, Colombo 10
English, Sinhalese, Norwegian
Github Skills (4)
debug10
android-development10
maintenance9
code-cleanup9
Programming languages (6)
Github contributions (5)
NordicSemiconductor/Android-nRF-Mesh-Library
Jun 2018 - Sep 2022
The Bluetooth Mesh Provisioner and Configurator library.
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:55 releases, 31 reviews, 1433 commits in 4 years 4 months
Contributions summary:Roshan's commits primarily focused on modifying the `android-nrf-mesh-library`, indicating a role in the development of the Bluetooth Mesh Provisioner and Configurator library for Android. The changes involved fixing crashes related to publication settings and cleaning up unnecessary properties within the code, suggesting a focus on bug fixes and code maintenance. The user also implemented features related to ConfigNetKeyAdd and other related messages.
meshconfiguratorprovisionerbluetoothble
NordicSemiconductor/Android-nRF-Bluetooth-LE-Joiner
Nov 2015 - Jan 2021
nRF BLE Joiner is an application that lets you add new IoT nodes to a network based on Bluetooth Smart.
Contributions:3 releases, 14 commits, 4 PRs in 5 years 2 months
nrf52bluetooth-smartbluetooth-lejoinercorebluetooth
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