Олександр

Oleksandr Panichev
[відкрити контакти](див. вище в блоці «контактна інформація») | [відкрити контакти](див. вище в блоці «контактна інформація»)

SUMMARY

PHP / Laravel Engineer with 7+ years of professional software development experience in
backend development and web applications. Strong expertise in PHP, Laravel, REST API
development, database design, and third-party service integrations. Experienced with MySQL,
PostgreSQL, Redis, RabbitMQ, and cloud services. Focused on building reliable, maintainable,
and scalable solutions for production systems.

TECHNICAL SKILLS

• PHP, Laravel, Symfony
• Object-oriented programming, SOLID, MVC, Design Patterns
• REST API, JSON, OAuth2, JWT
• MySQL, PostgreSQL, Redis
• RabbitMQ
• Git
• Google Cloud
• Database design and optimization
• Third-party service integrations
• Backend architecture and performance optimization

WORK EXPERIENCE (RECENT PROJECTS)

https://defentry.com - PHP Engineer | Defentry AB | Sweden
Sep 2023 - May 2026

The Product: A proactive Cyber-Safety SaaS platform designed to protect digital identities
through real-time data breach monitoring and credential leakage detection. The system scans the
surface, deep, and dark web to identify compromised personal data, providing automated alerts
and remediation steps to help users mitigate the risk of identity theft and account takeovers.

Tech Stack: PHP 8.2-8.4, Laravel, RabbitMQ, Redis, Google Cloud services, Docker, MySQL

• Built data pipelines to process large leaked datasets and quickly match them with monitored
user credentials.
• Created a fast noti cation system for real-time alerts via Push, Email, and SMS
• Developed a B2B API for partners to connect Defentry security data with their own systems.
• Built many integrations with third-party services.
• Built and supported RESTful APIs for internal and external services
• Worked with MySQL, Redis, RabbitMQ in production environments
• Implemented integrations with third-party services and business systems using such patterns
as Exponential Backo
• Improved performance of application modules and optimized SQL queries
• Participated in micro services development
• Participated in debugging, refactoring, and architecture discussions
• Collaborated with developers, QA engineers, and product teams
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https://teammyhr.com - PHP Engineer | CodedInn OU | Tallin, Estonia
May 2021 - Aug 2023

The Product: A full-suite Human Resources Management System (HRMS) designed to automate
the employee lifecycle and administrative work ows. The platform serves as an all-in-one digital
workspace where organizations manage payroll, attendance tracking, and compliance, while
providing employees with a self-service portal for leave management, document access, and
internal communications.

Tech Stack: PHP8, Laravel, Redis, Google Cloud services, Docker, MySQL

• Developed backend services for an HR management system that stores employee data, digital
contracts, and personal information.
• Built a leave management system with support for di erent country holidays, vacation accrual
rules, and approval work ows.
• Created an Employee Self-Service API where employees can update pro les, request leave,
and view company announcements.
• Helped with debugging, refactoring, and architecture improvements.
• Worked closely with developers, QA engineers, and product teams.

https://cdprojects.com - PHP Engineer | CodedInn OU | Tallin, Estonia
Feb 2019 - May 2021

The Product: A sophisticated API Documentation Management platform designed to streamline
the lifecycle of RESTful services. The tool enables engineering teams to design, visualize, and
publish interactive API references, serving as a single source of truth for both internal
development and external third-party integrations.

Tech Stack: PHP8, Laravel, Redis, Google Cloud services, MySQL

• Built a fast backend parser to process OpenAPI (Swagger) and RAML les and generate
interactive API documentation.
• Implemented automatic schema validation to keep API documentation synchronized with
backend code.
• Added collaboration features such as role-based access control (RBAC) and comments on
documentation pages.
• Developed versioning and change history modules.

https://efmab.se - PHP Engineer | Efmab AB | Sweden
Oct 2018 - Nov 2019

The Product: A centralized, cross-platform workforce management ecosystem designed to
digitize facility management operations. The platform serves as a uni ed hub where employees
manage their entire professional work ow—from real-time assignment tracking and task
management to internal resource booking and scheduling.

Tech Stack: PHP7, Laravel, Redis, MySQL
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• Built and maintained a REST API for data synchronization between web and mobile platforms.
• Optimized backend logic and database queries for better performance and reliability.
• Worked on API documentation (Swagger/OpenAPI) to make integration easier for frontend and
mobile developers.
• Integrated third-party geolocation or mapping services to provide employees with optimized
routing to their assigned task locations via the mobile app.

EDUCATION

National Transport University - Specialist Degree in Transportation Logistics and Transport
Management
Sept 2008 - Jul 2013

Data Structures and Algorithms Course
May 2015 - Dec 2015

Java Programming Course
Sept 2018 - Feb 2019

LANGUAGES
• Ukrainian - Native
• Russian - Native
• English - Intermediate