Yevgenii Sergiienko
Yevgenii Sergiienko
About Me

Hello! I’m Yevgenii. As an experienced backend developer specializing in PHP with over a decade of expertise, I possess a strong foundation in web interface development and a broad knowledge of various databases and technologies. My skill set includes proficiency in PHP, MySQL, PostgreSQL, Redis, MongoDB, Beanstalkd, Docker, Git, and more. I excel at creating RESTful and RPC web services and thrive in collaborative team environments to build innovative products. Continuously seeking to expand my knowledge, I am also passionate about crypto technologies and have experience writing smart contracts in RUST.

  • Age . . . . . 46
  • Residence . . . . . Switzerland
  • Freelance . . . . . Unavailable
  • Address . . . . . Vaud, Switzerland
My Services
REST API Development

Built various REST API services for third-party integrations.

Back-End

Develop any back-end services from scratch using Yii2/Laravel frameworks.

Servers administration

Administer servers (Ubuntu 16, 18, 20, CentOS 6, 7, 8).

Technical Planning
Strategize and design robust technical solutions for complex problems.
Fun Fact
I have read 20+ books on the history of Switzerland
Over the past year, I have participated in 3 half marathons
I have drunk 1000 cups of coffee in the last year
I’ve seen over 22 museums in the past 2 years. Including the latest Artemisia Gentileschi exhibition.
Resume
Experience
Jan 2025 - now
Full Stack PHP Developer
CURB360, Premiere Real Estate Media Experts (part-time)

Photography Project Management Platform (In Progress): Currently developing a platform to help clients manage photography projects, with integrations including Zoho CRM, RelaHQ, and others. Focused on streamlining communication, task tracking, and project coordination for photographers and their clients.

Jul 2024 - Jan 2025
Back-end Developer
Komunikon, Switzerland, Geneva (volunteer)

Working on backend content management involves developing and maintaining the systems responsible for organizing, storing, and delivering content across platforms. Additionally, it involves structuring data to ensure it is organized logically and can be easily accessed, modified, and used by other parts of the application or system. This role requires strong knowledge of database management.

2011 - 2022
Full Stack PHP Developer
ETOLOGY, USA, Burbank (remotely)

Designed technical solutions, developed CMS and landing page systems, and managed servers. Specialized in traffic arbitration, CPA network management, and REST API development. Created robust web services and customized OpenX.

2008 - 2011
Middle PHP Developer
CONTINUUMUA, Ukraine, Odessa

Developed graphical interfaces using HTML, CSS, and JavaScript. Created system tools and modeled databases for internal platforms, ensuring scalability.

2009 - 2010
PHP Developer
Abc Inc.

Developed a company website with software purchasing and license renewal features. Managed SEO using Google Webmaster Tools.

Education
2013 - 2017
Herzen State Pedagogical University
Mediavial History (bachelor)

The Bachelor's program in Medieval History at Herzen State Pedagogical University specializes in the history of Switzerland from the late Middle Ages to the beginning of modern times. This program provided me in-depth knowledge of Swiss historical events, cultural developments, and significant figures of the period. Prepared me for careers in academia, research, and historical preservation.

2000 - 2005
Kirovohrad National Technical University
Computer Networks (bachelor)

The program focuses on the design, implementation, and management of computer networks, equipping students with the skills needed for careers in network administration, cybersecurity, and IT infrastructure management.

My Skills
Coding
  • Frameworks: Laravel/Yii2
    95%
  • Frameworks: MYSQL / Mongodb
    90%
  • Vue / JavaScript / Livewire
    75%
  • HTML / CSS
    70%
  • Smart Contracts
    20%
  • Queues: Beanstalkd/Redis
    90%
Knowledge
  • Servers management (Centos, Ubuntu)
  • PHP (5.3 – 8+), OPP, SOLID Principles
  • Design pattern follower database: MySQL, PostgreSQL, MongoDB etc
  • Queue: Beanstalkd, Redis
  • Frameworks: Yii2, Laravel/Lumen, Vue
  • HTML, CSS, Javascript, jQuery
  • RUST +Anchor / Solana smart contract
  • Vagrant, Docker, Composer, GIT
  • Responsive and mobile-ready
  • Search engine marketing and SEO Optimize
Front-end
  • Javascript
  • Vue
  • jQuery
  • HTML
Languages
  • English
  • French
  • Ukrainian
  • Russian
Get in Touch