Constantin Bosneaga, Developer in Montreal, QC, Canada
Constantin is available for hire
Hire Constantin

Constantin Bosneaga

Verified Expert  in Engineering

Bio

Constantin is a highly skilled professional with extensive expertise in the LAMP stack. He specializes in delivering custom, complex solutions and consistently produces high-quality results. Whether working independently or as part of a team, Constantin has a proven track record of successfully handling challenging projects, making him a reliable choice for both intricate and unique technical needs.

Portfolio

Ultius, Inc.
PHP, Joomla, PHP 7, CSS, HTML, jQuery, GitHub, MySQL, JSON, Wamp, Vue, Docker...
Toptal
AngularJS, Shopify, WordPress, PHP
Moeller Mfg. Company, LLC
PHP, Wamp, MySQL, LAMP

Experience

  • Apache - 10 years
  • PHP - 10 years
  • Linux - 8 years
  • Subversion (SVN) - 5 years
  • MySQL - 5 years
  • JavaScript - 5 years
  • Google Maps - 3 years
  • PHPUnit - 2 years

Availability

Part-time

Preferred Environment

MacOS, Git, Docker, Visual Studio Code (VS Code), Amazon EC2, GitHub, ChatGPT

The most amazing...

...thing I've developed is a satellite tracking system.

Work Experience

Expert PHP Developer

2017 - PRESENT
Ultius, Inc.
  • Enhanced a core PHP app with new features, integrated Doctrine ORM and GraphQL, migrated to Joomla 4, and refactored code for better performance and maintainability. Worked with teams, optimized performance, and ensured stability through testing.
  • Migrated from private cloud to Google Cloud, optimizing costs with Compute Engine, SQL instances, and Cloud Storage. Improved scalability, reduced expenses, and maintained high performance and reliability throughout the transition.
  • Integrated payment processors like Stripe, Paypal, and Authorize.NET for payments and refunds.
  • Developed new admin applications using Vue, Vite, Element Plus, and Webpack, focusing on creating efficient, responsive, and user-friendly interfaces. Streamlined development with modern tools and optimized performance for better user experiences.
  • Set up a development workflow using Git and implemented CI/CD pipelines with GitHub Actions, automating build, test, and deployment processes. Ensured seamless integration, rapid feedback, and efficient delivery of code changes to production.
  • Created automated QA tests using Selenium to ensure application stability, enabling thorough testing of user interfaces and workflows.
Technologies: PHP, Joomla, PHP 7, CSS, HTML, jQuery, GitHub, MySQL, JSON, Wamp, Vue, Docker, Google Cloud, APIs, REST APIs

Senior PHP Developer

2015 - PRESENT
Toptal
  • Developed a real-time communication and publishing platform using AngularJS, Socket.IO, and WordPress.
  • Picked up and greatly extended the CakePHP corporate application for remote car verification, including back-end, mobile application, and REST API.
  • Supported various Laravel-based projects.
  • Contributed to Tiki.org code, supporting the new Release 15.
  • Developed and customized Shopify themes.
  • Developed a paid membership system for a sports site.
Technologies: AngularJS, Shopify, WordPress, PHP

PHP Developer

2024 - 2024
Moeller Mfg. Company, LLC
  • Optimized MySQL server by resolving crashes and implementing memory optimizations, resulting in improved stability and performance. Enhanced database efficiency, reduced downtime, and ensured smoother operation under high load conditions.
  • Optimized PHP WAMP settings to improve performance and fix bugs, enhancing server response times and overall application stability. Fine-tuned configurations to ensure smoother and more efficient operation.
  • Assisted with custom PHP code development for various tasks, delivering tailored solutions to meet specific project requirements.
Technologies: PHP, Wamp, MySQL, LAMP

WordPress Developer

2017 - 2017
LaGrande Marketing
  • Re-themed www.hancelaw.com and optimized it for speed.
  • Improved themes for www.ntarupt.org and optimized it for speed.
  • Set up www.lagrandemarketing.com from scratch using a new theme.
Technologies: jQuery, WordPress

jQuery and Bootstrap Developer

2017 - 2017
Evermaven, Inc.
  • Analyzed performance bottlenecks of JavaScript scripts on Safari/iOS.
  • Optimized JavaScript loading for speed and optimized the WordPress theme.
  • Fixed numerous display bugs in the ArcGIS-based map.
Technologies: jQuery, WordPress

Developer Analyst

2016 - 2017
Cogeco
  • Set up the Docker development and production environment.
  • Built Docker containers for Node.js, AngularJS, and PHP applications.
  • Developed new features in the Node.js and AngularJS application.
  • Developed new features for a Drupal 7-based company website.
  • Supported the Drupal 7 to Drupal 8 migration of a corporate website.
Technologies: Acquia, Drupal, Apache JMeter, AngularJS, Node.js, Docker

Website Developer

2015 - 2015
Relentless Ventures, LLC
  • Created a custom WordPress theme. Users can upload and watermark images with a custom mark or upload videos with HTML5 and share them via YouTube/Vimeo.
  • Implemented geolocation information with the Google Places API.
  • Implemented Google reCAPTCHA for post forms and comments.
Technologies: WordPress

Senior PHP Developer

2013 - 2015
Mindgeek
  • Developed the company's billing product Probiller (probiller.com), a credit card processing and billing system used on 100+ websites.
  • Integrated with 3rd-party payment processing systems.
  • Ensured the stability of the platform using unit and integration tests.
  • Supported the staging, testing, and production environment.
  • Worked in a Scrum framework to promote collaboration and continuous improvement.
Technologies: Scrum, Git, Subversion (SVN), HAProxy, NGINX, PHPUnit, MySQL, PHP 5

Senior IT Consultant

2006 - 2013
Business & Finance Consulting
  • Developed MasterAPS, a loan application processing system. Automated the loan cycle using a configurable business process workflow system. The application captures client data, scans, and archives paper documents.
  • Created SmartScore, web-based statistical software for credit score-related clients. It allows for checking statistical credit scoring models against actual data, viewing reports, and recalibrating model coefficients.
  • Consulted on-site regarding the credit scoring implementation at ten banks.
  • Designed, developed, and implemented a diverse range of financial Excel applications to streamline business operations.
  • Implemented an HR/Timesheet tracking database for internal purposes.
Technologies: Business Process Modeling Notation (BPMN), Apache, MySQL, PHP 5, Excel VBA

Full-stack Developer

2012 - 2012
Urban Lux
  • Developed a real estate tool for prospective buyers and brokers.
  • Created a powerful analytical package for tracking leads and prospective buyer behavior.
  • Developed a fancy Ajax interface for the back end.
Technologies: jQuery, CodeIgniter, PHP 5

Web Developer

2002 - 2006
Riscom ISP
  • Developed billing and invoicing for all services provided by the company, including broadband Internet access, dial-up Internet access, and fixed telephony.
  • Developed access to dial-up Internet using prepaid cards.
  • Developed a DOCSIS network management and billing platform. Worked with modem provisioning, router configuration, and Linux installation with all services necessary for proper operation.
  • Designed and developed web software to capture case/hearing information and produce statistical reports for an OSCE trial monitoring program.
  • Modified and improved an inclined satellite tracking system. Added a web interface for control and statistics.
  • Designed and developed customized websites for a range of clients, leveraging cutting-edge web development technologies.
Technologies: Apache, PHP, Resin, Delphi, Java, Oracle DBA

PHP Developer

2000 - 2002
MetroWeb
  • Created www.mobilagroup.md, a site for a furniture company, which includes a product catalog with images and category filtering, browsing, search, and an admin interface.
  • Developed www.price.md, a computer parts shop site, which includes functionality for category browsing, filtering, advanced search, keyword search, and a shopping cart. The admin interface updates by uploading an Excel file.
  • Programmed www.job.md, a job posting site. It includes detailed job requests, online CV publishing, browsing by category, and advanced search through a CV database.
  • Built the engine for www.tempotop10.com, a TV show for song ratings with online voting features.
  • Created www.stomatolog.md, a portal for dentists in Moldova. The site includes news, events, and videos.
Technologies: Apache, MySQL, PHP

Experience

ProBiller

http://probiller.com/
A credit card processing, billing, and membership management system for 100+ company websites, integrated with 3rd-party partner programs.

FEATURES
• Single charges, 3D-secure transactions, and subscriptions
• Interactive and API mode
• Membership management
• Admin panel
• Integrated with 3rd-party credit card processors
• Integrated with affiliate systems

DrBobSports

https://drbobsports.com/
• Developed and supported a WordPress subscription site, custom themes, and plugins.
• Scraped data from multiple APIs and provided statistics processing.
• Supported AWS infrastructure based on Docker and Ansible.

SelfVerified

I developed a robust, multi-role PHP application designed to efficiently capture, process efficiently, and store digital assets, ensuring scalability and security. This included creating a comprehensive mobile app REST API to support seamless data access and functionality for end users. Additionally, the project involved integrating with multiple third-party APIs for enhanced interoperability, enabling features like payment processing, data synchronization, and real-time updates, delivering a seamless user experience.

Murmura.IO

I developed a real-time posting and communication platform to provide users with instantaneous updates and interactions. The platform functions as a dynamic single-page application (SPA), leveraging the robust capabilities of WordPress for content management, Angular for a responsive and interactive user interface, and Socket.IO for real-time, bidirectional communication. This combination ensures seamless performance, scalability, and an engaging user experience tailored for modern web applications.

Freelance Portfolio

http://a32.me/category/portfolio/
Developed various projects through independent contract work.

Cogeco.ca

http://cogeco.ca
Migration from Drupal 7 to 8.

DumTrux

I developed a comprehensive order-tracking system tailored for contractors, brokers, and drivers, enabling seamless logistics and operations management. The system includes a user-friendly mobile application for drivers featuring real-time GPS tracking, route optimization, and status updates. It facilitates efficient communication between all stakeholders, streamlines order assignments, and ensures timely delivery, enhancing overall operational transparency and productivity.

SCI-Direct

I built a sophisticated document management system for SCI Corp, designed to streamline creating, managing, and generating professional documents. The system included customizable visual forms, similar to Gravity Forms, enabling users to input and manage data effortlessly. It also featured automated PDF generation with advanced formatting capabilities. Built using PHP, Laravel, and a robust PDF toolkit, the solution provided a seamless, efficient document handling and storage workflow.

SCI-Store

I designed and implemented a custom checkout process for SCI services, seamlessly integrated into a WordPress platform. The solution utilized Advanced Custom Fields (ACF) to tailor the user experience and manage dynamic data. Integrated third-party billing systems for secure and efficient payment processing, along with document signing services to facilitate legal and compliance requirements.

NeuroOptimal

http://www.zengar.com/
Support of WP site, custom posts, and videos.

LaCriminalDefensePartners

Developed an expungement test with online checkout option using WooCommerce. Site speed optimization and support.

Aniveo.com

Customization of a learning platform based on WordPress, LearnPress, and WooCommerce+subscriptions.

PetCare

Database of pet clinics with mobile app access via API. Shows currently open clinics.

Helloracists

Online story posting site.

Tiki

Contribution for the open source Tiki project; implemented Google Recaptcha 2.0, and fixed several bugs.

Shopify Projects

Developed Shopify themes, AJAX features like a cart, and FB pixel integration.

WP Theming

http://hancelaw.com
Researched for a better theme, reimported all content, and converted site parts into custom posts—all in less than 10 hours.

Education

1996 - 2002

Bachelor's Degree in Computer Science

Technical University of Moldova - Chisinau, Moldova

Skills

Libraries/APIs

Mandrill API, Google Maps, Vue, REST APIs, Node.js, Skrill API, jQuery Validation, jQuery, Doctrine 2, Twilio API, Stripe API, Socket.IO

Tools

Apache, Subversion (SVN), PhpStorm, Git, NGINX, Vagrant, Apache JMeter, LearnDash, GitHub, ChatGPT, Docker Compose, PDFtk, Advanced Custom Fields (ACF)

Languages

PHP, JavaScript, SQL, PHP 5, R, Delphi, Python, Java, GraphQL, PHP 7, CSS, HTML, Excel VBA

Frameworks

PHPUnit, CodeIgniter, CakePHP, Laravel, Dojo, Smarty, AngularJS, Twig, Django, Symfony 2, Angular, Realtime

Platforms

WordPress, Ubuntu, LAMP, WooCommerce, Shopify, Linux, MacOS, Docker, Drupal, Acquia, Amazon Web Services (AWS), Oracle, Joomla, Visual Studio Code (VS Code), Amazon EC2

Storage

MySQL, Oracle DBA, Amazon S3 (AWS S3), SQLite, MongoDB, Firebird, JSON, Google Cloud, SlimPHP

Paradigms

Business Process Modeling Notation (BPMN), Agile Software Development, Scrum

Other

APIs, Payment Processing, Cloud, Algorithms, HAProxy, Resin, DocuSign, Wamp, FTP, High-load, Payment APIs, Card Payments, Digital Circuits, Software Design, Timelines, Rapid Delivery, Cloud Computing, Gravity Forms

Collaboration That Works

How to Work with Toptal

Toptal matches you directly with global industry experts from our network in hours—not weeks or months.

1

Share your needs

Discuss your requirements and refine your scope in a call with a Toptal domain expert.
2

Choose your talent

Get a short list of expertly matched talent within 24 hours to review, interview, and choose from.
3

Start your risk-free talent trial

Work with your chosen talent on a trial basis for up to two weeks. Pay only if you decide to hire them.

Top talent is in high demand.

Start hiring