Yevhenii Dromov

AI/ML • 37 years • Legnica, Poland • UTC+01:00 • Partially remote • Work permits: Poland • Available in 1 week • from $50k per year

Full Stack Developer

11+ years exp

4+ years ML exp

TypeScript

SQL

Node JS

PHP

JavaScript

Python

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Overview

Technical skills

Timeline

Roles

Overview

Full-stack developer and project lead with 12+ years of delivery experience building web applications end-to-end across backend, frontend, and infrastructure. Most recently, led a Laravel and Nuxt 3 platform that integrates AI features using LangChain/LangGraph and RAG-style pipelines, including Responsible-AI guardrails and cost-optimization approaches for LLM inference. Previously architected multi-tenant B2B SaaS solutions and delivered end-to-end products across multiple PHP and JavaScript frameworks.

Technical skills

TypeScript

SQL

Node JS• Middle • 11y+

PHP• Senior • 11y+

C#• 6y+

JavaScript• 5y+

Python• Middle

Node JS

Puppeteer• 9y+

PHP

Drupal• 11y+

WordPress• 11y+

Yii• 11y+

Laravel• 10y+

FFmpeg

Databases

PostgreSQL

MySQL• 9y+

RabbitMQ

Redis

AI/ML

Fine-tuning

Reranking

LLM• 4y+

Embeddings

LangChain

LangGraph

RAG

Frontend

Bootstrap

JQuery

Pinia

Tailwind CSS

PostCSS

Vue.js• 10y+

ESLint• 5y+

Prettier• 5y+

Webpack• 5y+

Mobile

Clean Architecture

State Management

DevOps

DigitalOcean

Docker

GitLab CI

Heroku

Nginx

Vector

WebSockets

AWS• 4y+

CI/CD• 4y+

Rest API

Cybersecurity

OWASP Top 10• 4y+

Snyk• 4y+

Sentry

Timeline

Senior Full-Stack Developer / Project Lead • Lead

Veskald • Full-Time

Sep 2025 to Present 11 Months Legnica In office

Owned the end-to-end delivery of a Laravel and Nuxt 3 SaaS platform for AI-driven crypto analytics, including REST APIs, authentication, and tenant isolation. Built background processing and a PostgreSQL data layer supporting hybrid semantic and keyword retrieval with an embeddings pipeline. Implemented multi-agent RAG workflows using LangChain/LangGraph and added Responsible-AI guardrails such as prompt-injection defenses and structured output validation. Designed model and pipeline approaches to reduce LLM inference costs, plus an optimization component for trading strategy parameters.

Laravel

Vue.js

Rest API

Redis

RabbitMQ

Python

LangChain

LangGraph

RAG

Embeddings

LLM

Software Architect / Project Lead • Lead

AtlasEU • Full-Time

Feb 2022 to Sep 2025 3 Years 7 Months In office

Led architecture and technical delivery for a B2B SaaS based on Laravel and Nuxt 3, covering service layer design, queue workers, multi-tenant data modeling, and the SSR frontend. Built an extensible visual workflow builder with branching logic and later extended it to support AI-driven capabilities. Implemented LLM-powered natural-language and voice-driven automation creation using AWS Transcribe, and added a media ingestion pipeline for converting social videos into workflows. Established enterprise security baselines with OAuth/OIDC SSO concepts, multi-tenant isolation, and CI/CD security gates using OWASP hardening and Snyk.

Laravel

Vue.js

AWS

LLMsince 2022

CI/CD

Snyk

OWASP Top 10

Full-Stack Developer • Middle

IT-Serve • Full-Time

Aug 2021 to Feb 2022 6 Months In office

Developed a reusable cross-platform frontend core using Vue.js to enable multiple apps to share one codebase with minimal per-app work. Designed a backend-agnostic frontend layer with centralized state management and typed API contracts for easier integration with varying backends. Established a modern JavaScript toolchain and testing baseline to keep the shared core stable and reliable.

Vue.js

JavaScript

Webpack

ESLint

Prettier

Full-Stack Developer (sole engineer) • Middle

RootedFuture LLC • Full-Time

Mar 2020 to Aug 2021 1 Year 5 Months In office

Sole-engineered a Laravel and Vue.js platform for tree-planting data, interactive map visualization, and end-to-end delivery including infrastructure and deployment. Improved purchases by analyzing drop-off with Hotjar and A/B testing and redesigning checkout into a two-step email-first payment flow. Implemented a custom geolocation approach to improve GPS accuracy and built a companion C# mobile app for QR-based registration of plantings in real time.

Laravel

Vue.js

Hotjar

Full-Stack Developer / Project Architect • Lead

Click Fellas Limited • Full-Time

Dec 2017 to Mar 2020 2 Years 3 Months Partially remote

Delivered production web applications end-to-end for multiple client projects using PHP (Yii/Yii2), Node.js, and Vue.js. Owned architecture decisions including framework selection, data modeling approaches, and deployment choices as the project architect. Built browser automation and web-scraping tooling, including solutions using Puppeteer and legacy automation support, to support client data needs.

PHP

Node JS

Vue.js

MySQL

Puppeteer

Full-Stack Developer • Middle

Freelancer.com • Full-Time

Aug 2016 to Nov 2017 1 Year 3 Months Partially remote

Delivered international client projects using PHP frameworks including Yii2 and Laravel, plus Vue.js and Node.js for the frontend and application layers. Implemented and integrated backend functionality with frontend interfaces to support project requirements across different client scopes. Contributed across the full stack to deliver end-to-end features for each client engagement.

PHPsince 2016

Laravelsince 2016

Vue.jssince 2016

Node JS

Full-Stack Developer • Middle

SERF • Full-Time

May 2015 to Jul 2016 1 Year 2 Months Kharkiv In office

Built and extended a closed CRM system based on Drupal 8/9 for eDecree, contributing both frontend and backend components. Worked on a Loom Analytics data management platform integration to support analytics workflows. Delivered WordPress plugins and implemented a real-time chat feature backed by Node.js services.

Drupal

WordPress

Node JSsince 2015