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Nimsara JayasingheNJ
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Nimsara Jayasinghe

@nimsarajayasinghe

Systems Software Engineer at Paraqum Technologies building network monitoring systems and high-throughput deep packet inspection engines.

Sri Lanka
Message

At Paraqum Technologies, I direct product strategy and backend development for an enterprise Network Monitoring System, integrating SNMP, WMI, SSH, and Telnet for real-time telemetry and device monitoring.

I developed core C/C++ backend modules for deep packet inspection platforms, enabling multi-gigabit traffic processing with minimal latency. I also designed and developed a network configuration management platform to automate provisioning and state management across multi-vendor networks.

Earlier at Paraqum Technologies, I developed the SNMP mapping module for the Paraqum WIDI platform and implemented device discovery and monitoring services. As a Trainee Electronics Engineer, I engineered a C++ packet deduplication system and implemented weighted prediction in a C++ HEVC decoder.

Experience

Work history, roles, and key accomplishments

PL
Current

Senior Systems Software Engineer-II

Paraqum Technologies Pvt. Ltd.

Apr 2026 - Present (6 months)

Directed product strategy and backend development for an enterprise Network Monitoring System using C++ and Node.js, integrating SNMP, WMI, SSH, and Telnet protocols. Developed core C/C++ backend modules for a high-throughput DPI engine and designed a network configuration management platform.

PL

Senior Systems Software Engineer-I

Paraqum Technologies Pvt. Ltd.

May 2024 - Apr 2026 (1 year 11 months)

Adapted and scaled the SNMP mapping module into a standalone device monitoring platform. Implemented an automated device discovery engine in C++ supporting LLDP, CDP, and vendor-specific protocols, and directed the design of a Node.js API management system.

PL

Electronics Engineer/Associate Electronics Engineer

Paraqum Technologies Pvt. Ltd.

Jun 2021 - May 2024 (2 years 11 months)

Developed an SNMP mapping module for the Paraqum WIDI platform enabling real-time bandwidth management and resource usage monitoring. Developed C/C++ backend components for a DPI engine and implemented ICMP-based device discovery and reachability monitoring services.

PL

Trainee Electronics Engineer

Paraqum Technologies Pvt. Ltd.

Jun 2019 - Dec 2019 (6 months)

Engineered a multi-interface packet deduplication system in C++ achieving 8.6 Gbps throughput. Implemented weighted prediction in a C++ HEVC decoder and designed an RTL wrapper in Verilog for I2C communication.

Education

Degrees, certifications, and relevant coursework

University of Moratuwa logoUM

University of Moratuwa

Bachelor of Science of Engineering, Electronic and Telecommunication Engineering

2016 - 2021

Grade: First Class Honours, GPA 3.72/4.20

Honours Degree of Bachelor of Science of Engineering with First Class Honours, majoring in Electronic and Telecommunication Engineering. Overall GPA of 3.72/4.20.

PE

President's College, Embilipitiya

GCE Advanced Level, Physical Sciences

2002 - 2015

Grade: Z-Score 2.5327

Completed GCE Advanced Level in Physical Sciences (2015) and GCE Ordinary Level (2012). Ranked 97th in Sri Lanka with a Z-Score of 2.5327.

Tech stack

Software and tools used professionally

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