Вадим

Vadym Kostiuk
PHP DE V ELO P ER

Lutsk, Ukraine [open contact info](look above in the "contact info" section) [open contact info](look above in the "contact info" section)

GitHub: github.com/KostiukVM

E D U C AT I O N : S U MM A R Y

PHP Developer Course Motivated and detail-oriented Junior PHP Developer with 1 year of commercial
RobotDreams’2024
experience and a solid background in PHP, MySQL, Laravel, Symfony, REST API.
Certificate of Completion
Skilled in backend logic optimization, database queries, and developing CRUD

Master’s Degree in Physics and functionality and admin panels. Fast learner with a proven ability to deliver

Astronomy efficient and reliable solutions.

Odesa I.I. Mechnikov National University

WORK EXPERIENCE:
H A R D S K I L LS :

Programming Languages

PHP, HTML, CSS O C T ’ 2024 – aug ’ 2025
PHP D eveloper ( Part-time)
Databases
BizOnTrack CRM
MySQL (query optimization, indexing,
Develop CRUD functionality and administrative panels for CRM system
stored procedures)
Design and optimize MySQL queries, reducing database response time
Frameworks

Laravel, Symfony Build REST API endpoints for third-party integrations

API Development

Participate in ongoing maintenance, feature development, and bug fixing.
REST API

Testing Tools

PHPUnit
D eveloper ( Part-time) FEB ’ 2024 – AP R ’ 2025
Version Control

UNWEB
Git

Support various client web projects
Package Management

Composer Work on backend logic, bug fixing, and database optimization.

Architectural Patterns

MVC, SOLID

P hysics Tea cher JUN ’ 202 3 – P RE SENT

S O F T S K I L LS : Lutsk Lyceum №1
Fast learning & adaptability – quickly Teach physics and astronomy

mastering new technologies and Install and maintain internet systems and multimedia equipment.
approaches

Problem-solving mindset – finding
effective solutions in non-standard s ep ’ 2020 SENT
P hysics Tea cher – P RE
situations

Lutsk City Youth Technical Center
Team Collaboration – working well in a Manage technical infrastructure and public science programs
team, open to feedback

Oversee installation and maintenance of observatory equipment.

Proactive Communication – asking
clarifying questions to avoid
misunderstandings

Time Management – organizing workflow
and meeting deadlines

LANGUAGES:

Ukrainian (native)

English (intermediate)

Polish (intermediate)