Position: Software Architect / Team Lead / Senior Backend Developer (PHP/Symfony)
Category: PHP
English level: upper
Years of experience: 11

**My career achievements:**

- Created project architecture for a bronirovka.ua hotel provider and the booking system, implemented the backend part of this project
- Worked at Chess.com - the most popular chess-lovers platform
- MongoDB Certified Expert
- Contributed to Symfony and Doctrine projects
- Worked remotely even before the COVID-19 pandemic
- Led remote team for over two years
- Scale web application by splitting it into microservices and implementing message queues
**Career Highlights:**

Lingoda.com Senior PHP/Symfony Backend Developer (remote) July 2021 - now

A platform for languages learners

Results:

* Improved efficiency of frontend  development nearly two times  by replacing Rest API with  GraphQL 

* Automated workflow of requesting an observation for a  class. 

* Integrated 3rd party B2B services that helped the teacher’s team create self-learning materials of industry-standard quality.

* Implemented synchronization between the learning platform and our  B2G product. This increased market share by including government universities 



Bronirovka.ua Software architect (remote) November  2020 - July 2021

A hotel provider and booking system. Hotel manager software, including room types, tariffs, prices, and discounts.

Results:

* Designed and implemented project architecture for a hotel booking provider, and launched a new product.

* Created a competitive scalable booking system that is  75%  faster compared to competitors.

* Communicate with the client and analyzed requirements. 

* Managed a remote team, and created tasks and stories according to the requirements.

Technical achievements:

* Created extendable  web  API according to industry standards using Symfony 5.4, PHP 8.

* Sat up and scaled MongoDB for a high load

* Used message queues for async processing. 

* Integrated DigitalOcean Spaces as CDN for proto storage. 
Made internationalization of all the data


Chess.com - Senior PHP/Symfony Backend Developer (remote) July  2018 - October  2020

Responsibilities:

* API development

* New features development

* Backend code refactoring (PHP/Symfony)

Achievements:

* Optimized several high-loaded pages by reducing the number of SQL queries

* Speeded up the response time of web pages  by asynchronous processing implementation

* Refactored existing code to make easier new features implementation
**What I can't/can do:**
- I can't do anything related to frontend/devops parts
- I can only develop projects based on Symfony Framework