Sajjad Esmaeeli

Responsibilities: Working as a Backend developer to improve current system such as queries performances, fixing security issues, Design database, develop new features and migrate to AWS cloud platform. Used SOLID principles and other design patterns that meet our projects. Result: 1- Readable and psr standard codes 2- Scalable infrastructure 3- Decrease the cost of the resources 4- Better code performance 5- Add cache Layer to decrease response time 6-help to improve both API and technical documentation

Working with a great team with as Backend Developer, Developed multiple projects with the usage of Laravel, Vue js, Jquery with Dockerized environments and Jenkins for CI. Using Node Js for socket programming in order to have a real time operations(A Game Match Making Solution) and Redis Pub/Sub.

Senior backend developer for Btex that provides Cryptocurrency Exchange in Australia Melbourne. My Responsibilities was: 1- Database Design. 2- Working with Binance Market Api. 3- Write Clean code with Design patterns and solid principles. 4- User Wallets Implementation. and also deliver full project with a great scale and security in AWS serverless platform.

Published a paper "Improve fetching information from different DBMS to create data warehouse"

I was Secretary of the (college) students' scientific association (Computer and Software Engineering) for about 4 years in PNU. Teaching C++,PHP, HTML, CSS, Mathematics, Differential Eequations And English courses at Payame Nour University. Got Top rated software innovation in Payame Nour Universities in Iran.