Personal details

Zaka K. - Remote full-stack developer

Zaka K.

Timezone: Karachi (UTC+5)

Summary

Experienced System Architect with a demonstrated history of working in the computer software industry. Strong engineering professional skilled in Layer 7 Dispatchers, Protocol Stack Development, Diameter, Radius, Session Initiation Protocol (SIP), Media Servers, C, Python, Node.js

Work Experience

Director Software Development
GridBricks | Aug 2016 - Present
Python
C
Node.js
Rust
Software Architecture, Consultancy, Training, Software Design & Development Projects
System Architect
AdvOSS | Jan 2010 - Jul 2016
Node.js
Odbc
Monitoring
SMPP
diameter
Ussd
layer 7 dispatchers
High Availability Systems
Worked on the design and development of Distributed Transaction Manger, an application to manage all the activity within a single transaction until its life cycle, including database transaction, and provides commit/rollback feature. Database access handled using generically implemented database APIs that currently supports both Oracle and MySQL. Further databases support can be added. Implementation of USSD and SMPP protocol based dispatcher and application as a part of Money Transfer Application. Implementation of Process Monitoring application, use to monitor different applications running on a system and make sure to restart the applications if they crash or stop working normally. Leading a team of developers to implement SDP (Service Delivery Platform), a Programmable, Extensible and Enhance able Service Delivery platform that enables the CSPs to develop and integrate new services at a brisk pace, as per their business requirements using CCXML. Leading a team of developers to implement AAA Server, a Carrier Grade high performance & scalable Server that provides Authentication, Authorization, and Accounting over Radius Protocol.

Personal Projects

IOT with Motorola’s LTE Gateways (Starrent Networks’ SGW and PGW)
2009
diameter
ims
lte
Along with development team leaded the effort to perform IOT of our Offline Charging Server (OFCS/CDF) with Motorola with their Starrent Networks LTE Singling Gateway (SGW) and Packet Gateway (PGW) in Motorola Labs in USA. Duration: 2 Weeks
MediaRoutes SMP
2014
C
Node.js
MySQL
MongoDB
sdp
Media Routes Service Management Platform (SMP) is a GUI application for managing various pieces of the service. It allows management to completely setup any service in production by following simplified wizards. It takes care of configuration and management of nodes or modules within a cluster node; it collects comprehensive logging, tracing and fact reporting information about each module and provides a real time fisheye view of the whole system. (NodeJS, Express Framework, MySQL and MongoDB )