Roman Zagday
@0005163
I build reliable PHP platforms, integrations, search systems, and cloud infrastructure.
What I'm looking for
At Innowise Group, I’m the sole developer of DataFlow Hub, a production enterprise data-integration platform replacing Lobster Data Platform for an Austrian purchasing cooperative. I built ingestion, parsing, mapping, and delivery workflows supporting 82 live partner channels across nine document formats.
I also delivered a multi-tenant B2B e-commerce search migration for POOL-ALPIN, creating an engine-agnostic Elasticsearch and Meilisearch abstraction across nine indices. I designed canary rollout, health-check fallback, instant rollback, and zero-downtime reindexing without native aliases.
Previously at RichBrains, I led and mentored developers while improving financial functionality, application performance, CI/CD, Kubernetes, and AWS infrastructure. I work daily with PHP 8+, Symfony, Doctrine, MySQL, Docker, Kubernetes, and AWS, and I enjoy applying AI in development work.
Experience
Work history, roles, and key accomplishments
Senior Software Engineer PHP
Innowise Group
Oct 2025 - Present (1 year)
Developed a data-integration platform and led search migration for a multi-tenant B2B e-commerce system, working directly with clients and documenting in German and English.
Senior Software Engineer and Team Leader
RichBrains
Apr 2020 - Oct 2025 (5 years 6 months)
Mentored and trained new programmers, oversaw system health and performance, and handled tasks from global search features to framework upgrades and bug fixes. Managed financial transaction functionalities and DevOps responsibilities including Kubernetes cluster administration and AWS console management.
Worked on multiple projects with diverse technologies including Docker, Laravel, React.js, WordPress, and MailChimp API. Actively used LEMP/LAMP stack during the role.
Junior+/Middle Software Engineer
OZ.by
Jan 2018 - Jan 2020 (2 years)
Supported and developed new functionality, including API for a mobile application and warehouse-related features such as automatic invoice processing and addressing systems. Gained experience in team collaboration, code reading, and applying OOP, SOLID, and service architecture.
Education
Degrees, certifications, and relevant coursework
Baranovichi State University
Bachelor's degree, Information Systems and Technologies
Graduated from the Faculty of Engineering with a degree in Information Systems and Technologies.
Tech stack
Software and tools used professionally
AWS Chatbot
GitLab
Kubernetes
Docker Compose
GitLab CI
DB
MySQL
Memcached
Mailchimp
Uppy
Node.js
Laravel
Symfony
Redis
React
Vue.js
Webpack
JavaScript
PHP
JSON
XML
Traefik
RabbitMQ
Fastify
Ubuntu
Linux
Elasticsearch
OpenSearch
WordPress
PHPUnit
Codeception
Monaco Editor
Docker
NGINX
CodeIgniter
Meilisearch
NeuVector
Vitest
Zod
i18next
Factory
Availability
Location
Authorized to work in
Salary expectations
Job categories
Skills
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