Oct 2019 - Present

Respina Networks and Beyond

Research and Development Engineer

- Maintain and extend the existing ARI (Asterisk RESTful Interface) using pure Python
- Maintain and fix the existing OCS (Online charging system) and billing management using Python/MySQL
- Research about a new Real-time OCS to replace the existing solution
- Design and develop a new Real-time OCS and billing management using a third party solution alongside with Python/PostgreSQL
- Research about integrating notification center solutions with existing subsystems
- Research about integrating file server solutions with existing subsystems
- Research about IAM (Identity and access management ) and SSO (Single sign-on) solutions and the ways of integrating them with our existing subsystems

May 2019 - Sep 2019

Sepehr Mahan Tech

Backend Developer

- Maintain, extend and improve the existing Hamsoo system
- Design and develop a service bus (ESB) to integrate the system with external APIs and services with the focus on REST APIs, SOAP, Microsoft SharePoint, Oracle database, MySQL and MSSQL using python and PHP

Scrum master

Manage and coordinate sprint planning meetings, daily stand-ups, the end-of-sprint demo, retro and keeping track of sprint's velocity

March 2018 - May 2019

Computer Emergency Response Team of Guilan University

Research And Development Engineer

Worked with python/golang/php/mysql/nodejs/c#

March 2018 - May 2019

Fatasan Company

Full stack Developer

Worked with PHP/HTML/CSS3/MySQL/Javascript/Laravel/Bootstrap

November 2017 - March 2018 and August 2014 - January 2016

Freelance programmer

Full stack Developer

Web/Desktop Programming using C#/ASP.Net, SEO Optimization (schema and keywords optimization) web crawling and parsing using python, C# and php. Database maintenance (SQL Server/MySQL/SQLite) Website maintenance (Wordpress)

October 2015 - March 2016

Fatasan Company

Backend Developer

Developed a crawler for a custom and native search engine using C++/CLI