Alexander A. Chaker Email & Phone Number

Boston, Ma, Us

Boston, Massachusetts, United States

Boston, Massachusetts, United States

Developing Private Aviation Management solutions for multiple tenants.Maintaining the old system:-Fixing and adding features using Delphi language and SQL ServerBuilding the new system:-Developing REST Micro-services using .NET stack and SQL Server-Maintaining data sync between the 2 systems using data pipelines

Responsibilities: • Working on management application for clinics and hospitals with Assistive Reproductive Technology • Software developer coding in Delphi, Microsoft Sql Server • Maintaining legacy code and fixing bugs • Installing and upgrading client systems • Supporting and troubleshooting clients • Testing own-developed modulesDevelopment: • Created program that takes all SQL scripts and generates a cmd script for running batch DB upgrades, which sped up client DB upgrades significantly • Converted BabySentry from old COM technology to an API architecture • Created program that parses Delphi DFM files and converts them to objects for easier manipulation, which helped automate most of the application infrastructure upgrade • Added SMS sending feature to the application that integrates with gateways (Plivo, Nexmo) to send messages to patients from inside the application • Created service which monitors all BabySentry server jobs and restarts any service in case of failure • Created several Restful services to integrate application data with other systems • Added parallel programming to several forms to increase robustness of code • Optimized the performance of several Sql reportsCertification from “Data Innovations (Vermont) - Instrument Manager”: • Installation and setup (mapping test codes) • Integration with BabySentry server to work with analysers

Responsibilities: • Developing database PL/SQL procedures for ongoing inbound/outbound data interfaces • Integrating data from the client's legacy systems into a centralized location to be used by the different components of the SoftSolution's suite • Working with business analysts on testing scenariosRequirement Collection and Onsite missions: • Worked in direct contact with the client (Minnesota Target, Rhode Island CVS) • Attended daily business and technical meetings with clients • Gathered requirements for data migration into our system • Provided solutions for business needs and interfaces performance enhancements • Analysed and fixed bugs that were identified during testing • Was the main bridge of communication between client and development labDevelopment: • Built outbound procedures that exported complex XML with multilevel nested datasets • Enhanced performance significantly of stored procedures that filtered billions of records using indexes, hashed tables, and partitions • Built data for the application based on data dump from the client for the purpose of application demosDatabase and Application Server Management: • Was responsible for doing emergency db and app server troubleshoots while on site • Installed and set up Oracle database and manage database backup images • Installed and set up cluster environment on IBM WebSphere • Deployed application upgrades

Bachelor Of Science (Bs), Computer Science

Bachelor Of Science (Bs), Computer Engineering