Jhonny Khadra

€120

Jhonny Khadra

Symfony Back-end Developer

Montreal, QC, Canada

Bio

Jhonny is a seasoned senior software engineer and solution architect with expertise in PHP, Symfony, and front-end frameworks like React and Angular. He has worked with SimpleTire, INCENT Corporate Services, and Fify Online Services, developing APIs and reusable code and leading technical migrations. With a master's degree in software engineering from Antonine University, Jhonny excels in CI/CD practices, blockchain technology, and technical leadership.

SimpleTire, LLCPHP 7, PHP, Symfony, Laravel, Design Patterns, Unit Testing, Stripe, HTML5…INCENT Corporate Services GmbHSymfony 2, Symfony 6, PHP, PHP 5, PHP 8, Vue, MySQL, MongoDB, Design Patterns…

Experience

• MySQL – 9 years
• Back-end – 9 years
• PHP – 9 years
• Symfony – 9 years
• Databases – 9 years
• Bitbucket – 6 years
• Ubuntu – 4 years
• Docker – 2 years

Work Experience

Tech Lead

2025 – PRESENT

Valnet

• Developed an AI agent for internal and external use, utilizing multiple LLM models.
• Led the technical direction of a codebase powering 40+ high-traffic content websites and the CMS platform behind them.
• Designed and implemented scalable system architectures ensuring performance, reliability, and extensibility across multiple brands.

Technologies: PHP, Gpt-5, AI Agents, Redis, Redis Cache, Manticore Search, Vector Data, Embedding Models, Payment APIs, ChatGPT API, OpenAI API

PHP Expert

2023 – 2024

SimpleTire, LLC

• Spearheaded the technical design and development of APIs using Symfony and PHP, significantly enhancing system efficiency.
• Led the migration of legacy code from CakePHP to Symfony 6, incorporating best technological practices and improving maintainability.
• Authored comprehensive documentation for system reworks, facilitating clear understanding and seamless implementation of new features.
• Integrated multiple payment gateways, including Stripe and Synchrony.
• Worked on Amazon and Walmart marketplace integrations.

Technologies: PHP 7, PHP, Symfony, Laravel, Design Patterns, Unit Testing, Stripe, HTML5, CSS3, PostgreSQL, SQL, JavaScript, Full-stack, HTML, CSS, eCommerce, RabbitMQ, Scraping, Web Crawlers, CI/CD Pipelines, Chart.js, Amazon Web Services (AWS), Architecture, System Architecture, System Architecture Design, Software Design, MariaDB, Scrum, Ubuntu, PHP 8, MongoDB, Third-party APIs, Third-party Integration, Payment APIs

Senior Web Developer

2022 – 2023

INCENT Corporate Services GmbH

• Reviewed and troubleshot code to validate structures and clean code.
• Wrote documentation for the rework and new requirements on software best practices.
• Reworked the old company code to move from Symfony 2 to Symfony 6 while implementing the latest technology best practices.

Technologies: Symfony 2, Symfony 6, PHP, PHP 5, PHP 8, Vue, MySQL, MongoDB, Design Patterns, Unit Testing, PHP 7, Payment Gateways, HTML5, CSS3, PostgreSQL, SQL, TypeScript, JavaScript, Full-stack, HTML, CSS, eCommerce, RabbitMQ, Node.js, Scraping, CI/CD Pipelines, Chart.js, Amazon Web Services (AWS), Architecture, System Architecture, System Architecture Design, Software Design, MariaDB, Scrum, Ubuntu, Third-party APIs, Third-party Integration

Senior Web Developer

2022 – 2022

YieldMonitor

• Worked with blockchain technology, created code interacting with the blockchain nodes to get data, and processed it.
• Reviewed code to validate structures, assess security, and verify browser, device, and operating system compatibility.
• Wrote documentation for new requirements and reworks.
• Integrated it with a BitPay crypto payment and handled all required payment and account validity.
• Created a set of APIs with documentation for business-to-business (B2B) integration while handling customized data based on an API key.

Technologies: Bitbucket, MySQL, PHP, Databases, Blockchain, Symfony, API Integration, REST APIs, Back-end, Data Structures, Object-oriented Programming (OOP), Linux, APIs, JavaScript, Full-stack, Software Architecture, React, Design Patterns, Unit Testing, PHP 7, Payment Gateways, HTML5, Web Scraping, CSS3, Python, PostgreSQL, SQL, TypeScript, HTML, CSS, RabbitMQ, Node.js, Scraping, CI/CD Pipelines, Chart.js, Amazon Web Services (AWS), Architecture, System Architecture, System Architecture Design, Software Design, MariaDB, Scrum, Ubuntu, Amazon Simple Queue Service (SQS), PHP 8, MongoDB, Apache, Third-party APIs, Third-party Integration, Payment APIs

Senior Web Developer

2022 – 2022

Fify

• Worked on multiple projects using Symfony 6 to deliver fully-functional APIs and back-end functionality.
• Tracked and fixed bugs in ongoing projects using GitHub Issues.
• Reviewed junior developers' code to maintain a high level of code structure.
• Worked on a migration script to move data from an old project to a new one.

Technologies: Bitbucket, Docker, MySQL, Symfony, Elasticsearch, API Integration, REST APIs, Back-end, Data Structures, Object-oriented Programming (OOP), Linux, APIs, Web Forms, JavaScript, Full-stack, Google Maps, Google Geocoding API, Geocoder, Software Architecture, Design Patterns, Unit Testing, PHP 7, Payment Gateways, HTML5, Web Scraping, CSS3, PostgreSQL, SQL, HTML, CSS, RabbitMQ, Node.js, Scraping, CI/CD Pipelines, Chart.js, Amazon Web Services (AWS), Architecture, System Architecture, System Architecture Design, Software Design, Scrum, Ubuntu, Amazon Simple Queue Service (SQS), Apache, Third-party APIs, Third-party Integration

Senior Web Developer | Team Lead

2020 – 2022

Choueiri Group

• Built powerful content management systems to serve as an interface for clients using Symfony, PHP, and Vue.
• Created a CI/CD using Docker, Bitbucket Pipelines, and Kubernetes.
• Reviewed code to validate structures, assess security, and verify browser, device, and operating system compatibility.
• Turned product requirements into technical documentation.

Technologies: Symfony, Databases, MySQL, RabbitMQ, Elasticsearch, Jira, Bitbucket, Docker, Vue, API Integration, REST APIs, Back-end, Data Structures, Object-oriented Programming (OOP), Linux, APIs, Web Forms, JavaScript, Full-stack, Google Maps, Software Architecture, Project Management, React, Kubernetes, Design Patterns, PHP 7, Linode, Akamai, Web Scraping, Python, PostgreSQL, SQL, HTML, CSS, Node.js, Scraping, CI/CD Pipelines, Chart.js, Amazon Web Services (AWS), Architecture, System Architecture, System Architecture Design, Software Design, Scrum, Ubuntu, Amazon Simple Queue Service (SQS), Apache, Third-party APIs, Third-party Integration

Senior Web Developer | Team Lead

2018 – 2020

Polaire

• Worked on WeSalam, an app for Umrah and Hajj spiritual pilgrimages. I oversaw the development of all back-end functionality, including deployment.
• Created an admin console to control all data in the application.
• Built a dashboard with custom analytics for database data analytics.
• Developed a logging system to monitor all internal user actions in the console.
• Managed AWS, including Amazon EC2, Amazon Relational Database Service (RDS), Amazon S3, load balancer, and AWS Auto Scaling.
• Collaborated with a UI/UX team to ensure requirement feasibility.

Technologies: Bitbucket, Jira, Databases, PHP, MySQL, Symfony, Laravel, Amazon Web Services (AWS), API Integration, REST APIs, Back-end, Data Structures, Object-oriented Programming (OOP), Linux, APIs, Web Forms, JavaScript, Full-stack, Google Maps, Google Geocoding API, Geocoder, Software Architecture, Project Management, Design Patterns, PostgreSQL, SQL, HTML, CSS, Chart.js, System Architecture, Scrum, Apache, Payment APIs

Lead Software Engineer

2018 – 2018

Mysay

• Worked on multiple web-based applications used to run competitions inside the mysay app.
• Created a content management system for all data on the app, including articles, questionnaires, and polls.
• Led and managed a team of web and mobile developers to achieve the project goals.
• Managed the project needs, such as database tables and optimized algorithms.

Technologies: Laravel, Symfony, PHP, Amazon Web Services (AWS), Full-stack, APIs, OAuth 2, Software Architecture, Project Management, Design Patterns, JavaScript, HTML, CSS, Chart.js, Payment APIs

Team Leader | Core Developer

2016 – 2018

obsoft

• Worked on multiple projects, including content management systems, websites, APIs, payment gateway integration, and customer relationship management.
• Managed the team members' tasks and guided them with code best practices.
• Collaborated with the client to transform project requirements into technical tasks to achieve the project goal.

Technologies: Symfony, Symfony 2, Symfony 3, MySQL, HTML, CSS, HTML5, APIs, OAuth 2, Back-end, Full-stack, Magento, Google Geocoding API, Geocoder, Software Architecture, Project Management, Design Patterns, JavaScript, Chart.js

Skills

Libraries/APIs

REST APIs, Google Maps, Node.js, Chart.js, OpenAI API, Google Geocoding API, React, Stripe, Vue

Tools

RabbitMQ, Apache, Geocoder, Bitbucket, Jira, Amazon Simple Queue Service (SQS)

Languages

PHP, JavaScript, HTML, CSS, HTML5, PHP 5, PHP 8, PHP 7, SQL, CSS3, Python, TypeScript

Frameworks

Symfony, Laravel, Symfony 6, OAuth 2, Symfony 2, Symfony 3

Paradigms

Object-oriented Programming (OOP), Design Patterns, Unit Testing, Scrum

Platforms

Amazon Web Services (AWS), Linux, Linode, Ubuntu, Docker, Blockchain, Magento, Kubernetes

Storage

MySQL, MongoDB, PostgreSQL, Web Forms, MariaDB, Databases, Elasticsearch, Redis, Redis Cache

Industry Expertise

Project Management

Other

API Integration, Back-end, Data Structures, APIs, Full-stack, Software Architecture, Web Scraping, CI/CD Pipelines, Architecture, System Architecture, System Architecture Design, Software Design, Credit Card Processing, Third-party APIs, Third-party Integration, Payment APIs, ChatGPT API, Payment Gateways, Akamai, eCommerce, Scraping, Web Crawlers, Calculators, Gpt-5, AI Agents, Manticore Search, Vector Data, Embedding Models

Source