Dilraj Singh Email & Phone Number

Chandigarh, India

● Maintenance and performance improvement of the current architecture of Tookan and making sure system is scalable for the consistently increasing number of transactions/day.

Chandigarh, India

● Implemented system architecture standards across different projects at the organization● Performed system optimizations related to Node.js APIs profiling, Database architecture, query optimizations and identified numerous system bottlenecks impacting overall performance.● Led the solutions team which was responsible for fixing production issues and providing hotfixes for number of projects at the company.

Chandigarh, India

● Designed backend architecture for a number of projects at the company along with creating scalable REST APIs in Hapi.js/Express.js, utilizing databases MongoDB/MySQL, maintaining caching using Redis and enabling real-time communications using Sockets.js ● Performed scope analysis and implemented a number of third party integrations like Stripe, Braintree, Checkr, MINDBODY and many more.● Responsible for maintaining the coding standards at the organization and performed periodic code reviews for different projects.

Chandigarh

● Developed REST APIs in Node.js and Hapi.js for powering scalable Web and iOS/Android applications from the scratch.

Surrey

● Development in AngularJs within the legacy Web2py framework for Kaizen to help customers realize their Building's potential.● Replacing the existing pysander/Web2Py api's with Django Rest Framework api's● Bug fixes dealing with unicode characters and other issues related to Kaizen

Greater San Diego Area

● Developed Network management systems (NMS) using Perl/bash scripts in Linux.● Developed NMS device plug-in, resource and alert configuration using XML scripting in Hyperic monitoring system.● Implemented real time stats monitoring of the satellite network using CGI scripting.● Developed REST API for Mongodb query module in Python based web framework, Django.● Developed API's in Python Backend for fast and efficient display of system metrics for required data analytics.● Validated XML files for User Interface in Python using ElementTree module.● Implemented and tested automatic log collection and network polling daemon for remote terminals.● Developed a Perl module for Satellite Position estimation algorithm to detect errors related to antenna tracking of the satellite.● Implemented and tested database replication and backup for PostgreSQL using Slony.● Researched and tested solutions for efficient managing of ISR data in Wide Area Motion Imagery in satellite environment. (Big Data solutions)● Tested Inclined orbit Satellite tracking algorithm.● Simulated and compared different satellite modulation schemes (BPSK, QPSK, GMSK) in MATLAB for their BER curves, spectral efficiency characteristics etc.● Developed and Tested video compression and metadata embedding solutions for aXiom software in low bandwidth satellite link using the video compression board and its API written in C.● Tested Video Streaming servers (Darwin, Plex) and their application in satellite environment.

San Diego

● Automated MATLAB testing of 50:1 Glucose Logger Rotary Pump after studying the pump charactersitics.● Setup of the test equipment according to the specified experiment procedure and validation of the test procedure in LABVIEW.

Panchkula, India

● Worked on various stages of IS-54 Baseband standard used in TDMA Wireless Systems.● Coding in C and MATLAB for various communication system stages at transmitter and receiver sides.

Masters Of Science, Electrical And Computer Engineering (Communication Theory And Systems)

Activities and Societies: IEEE, Sikh Student Association● Command line tool in C similar to iperf for rate calculation of Poissonly.

Bachelor Of Engineering, Electronics And Communication Engineering

Activities and Societies: IEEE, Kalakriti● Simulation of Energy efficient Wireless Sensor Networks employing Coverage Configuration.