Sergei Borodinov

Senior

Registration: 27.07.2026

Specialization: PHP / Bitrix Developer

— Senior PHP Developer specializing in Bitrix24 development with 6+ years of commercial experience. — Expert in Bitrix24 framework: D7, ORM, CRM, smart processes, custom modules and components. — Proficient in PHP 8.x, Laravel, MySQL, PostgreSQL, Redis, RabbitMQ, Kafka, Docker. — Experienced Team Lead: task planning, code review, sprint management, developer mentoring. — Skilled with REST/SOAP API, PHPUnit, Swagger, Gitflow, Agile/Scrum.

SQL Git JavaScript Docker MySQL Linux PostgreSQL HTML CSS PHP Scrum REST API Redis Vue.js RabbitMQ Swagger 1C Jira GitLab OOP Agile Kafka Laravel

Skills

PHP

Bitrix24

1C-Bitrix

Laravel

MySQL

PostgreSQL

Redis

RabbitMQ

Apache Kafka

Docker

Git

JavaScript

Vue.js

HTML

CSS

REST API

PHPUnit

Swagger

OOP

Memcached

Work experience

Senior PHP Developer / Team Lead

since 07.2023 - Till the present day |Carcade Leasing

PHP 8.x, Bitrix24, 1C-Bitrix, MySQL, Redis, Apache Kafka, PHPUnit, Swagger, HTML, CSS, JavaScript

● Developed custom Bitrix24 modules, components, smart processes, CRM entities, and event handlers from scratch (D7, ORM, Factory, HL, Information Blocks, DateManager). ● Implemented no-code automation using robots, triggers, and smart BP scenarios in Bitrix24. ● Designed and developed business processes from scratch with custom PHP activities. ● Built REST and SOAP API integrations and documented them using Swagger schemas. ● Covered critical functionality with PHPUnit unit tests, reducing production bugs. ● Optimized SQL and ORM queries, designed indexes, and implemented Redis caching for page performance. ● Conducted code reviews and mentored less experienced developers. ● Applied SOLID, DRY, KISS principles and OOP design patterns in daily development. ● Managed sprint planning and task estimation with the backend team. ● Maintained Gitflow: local dev → personal environments → code review → stage for QA → production.

Team Lead / Senior PHP Developer

03.2021 - 06.2023 |Sparklin

PHP, 1C-Bitrix, Bitrix24, PostgreSQL, Memcached, RabbitMQ, Docker, Git, HTML, CSS, Laravel

● Led development team: backend and frontend developers, testers, PM, DevOps, architect, and designer. ● Distributed tasks, controlled deadlines, and conducted code reviews. ● Developed REST API, integrations, and custom Bitrix24 modules and components. ● Built e-commerce platform on Laravel and Bitrix corporate portal from scratch. ● Implemented unit tests and optimized SQL/ORM queries, indexes, and data caching. ● Documented API methods with Swagger. ● Performed codebase refactoring to improve quality and maintainability.

Full Stack Developer

09.2019 - 02.2021 |MegaFon

PHP, Laravel, PostgreSQL, Redis, RabbitMQ, Git, HTML, CSS, JavaScript, Vue.js

● Developed new features for the corporate portal and CRM system. ● Optimized and refactored existing codebase. ● Collaborated in an Agile team of 12 developers using Gitflow, Jira, and Confluence.

Customer Relations Manager

07.2016 - 08.2019 |Rostelecom

CRM

● Searched for and acquired new clients, sold company products and services. ● Provided product support, consultations, and trained new employees.

Customer Relations Manager

03.2013 - 05.2016 |Omskie Kabelnye Seti

CRM

● Searched for and acquired new clients, sold company services. ● Provided technical and product support to users.

Educational background

Automation of Technological Processes and Production

2008 - 2013

Omsk State Technical University, Mechanical Engineering Technology.

Languages

RussianNativeEnglishElementary