Available for new projects

Ali Zinal

I'm a 

Building advanced ERP systems, AI automations, IoT integrations, and real-time business platforms.

5+
Years Experience
18+
Projects Built
3
Languages
Ali Zinal
Java
Flutter
DevOps

About Me

Motivated and detail-oriented Full-Stack Developer with strong analytical and troubleshooting skills, experienced in ERP systems, automation platforms, and IoT-powered solutions. Specialized in Java (Spring Boot, Vaadin Hilla), Dart full-stack architecture, Flutter mobile apps, and modern front-end frameworks. Passionate about clean architecture, modular systems, and high-performance solutions.

Ali Zinal

Full Stack Developer & ERP Architect

Varna, Bulgaria  ·  Freelance Available

Building advanced ERP systems, AI automations, IoT integrations, and real-time business platforms.

Birthday 28 April 1994
Email taurus.ali47@gmail.com
Phone +359 894 396766
Languages Bulgarian, Turkish, English
City Varna,Bulgaria
Driving License Yes

Highly adaptable and proactive, with a proven track record in designing optimized backend systems, front-end interfaces, AI assistants, and fully integrated ERP applications powered by real-time data processing.

Contact

Work Experience

5+ years building real-world systems end-to-end

Full-Stack Developer

Feb 2026 — Jul 2026
Latest Sateno.bg · Freelance · Remote

Built a multi-store e-commerce ERP system that syncs inventory, orders, and marketing across connected WooCommerce shops — integrating couriers, ad platforms, and messaging automation.

  • WooCommerce REST API integration for multi-store inventory sync
  • Courier integrations: Speedy, Econt, BoxNow APIs
  • Google Ads & Meta Ads API for campaign automation
  • ChatGPT (Spring AI) for product descriptions & customer scoring
  • SMTP2GO email + Viber messaging automation
  • 7 automated cron jobs managing sync, scoring, and dispatching
JavaSpring BootSpring AI AngularWooCommerce APIPostgreSQL DockerChatGPTViber API

Senior Full-Stack Developer

May 2022 — Feb 2026
3.5 yrs VAIOS (vaios.bg) · Varna / Sofia / Remote

Full-stack development within the VAIOS ecosystem — building ERP and smart-automation platforms powered by Dart full-stack architecture, Java backends, and Flutter mobile clients.

  • Bolgar Capital: real-estate ERP with IoT access control & digital contracts
  • HOR Hotel & Restaurant AI: booking email parsing, POS sync
  • Wild Art: print-order ERP with production color-coding & POS integration
  • Judicial Enforcement System: case automation & secure reporting
  • Parking IoT: barrier control, license-plate detection, subscriptions
  • Law Office ERP: AI document generator & case management
JavaSpring BootVaadin Hilla DartFlutterAngular PostgreSQLIoTOpenAI

Freelance Full-Stack Developer

Jan 2025 — Apr 2025
Romanonet · Social Network Platform

Designed and built Romanonet — a social network platform for literature enthusiasts with user profiles, posts, discussions, and content moderation.

JavaSpring BootAngularPostgreSQL

Software Developer

Feb 2021 — Jan 2023
PEIBEK LTD · Varna

IT consulting: software development, web design, and programming for small and medium-sized businesses.

JavaJavaScriptWeb DesignConsulting

Freelance Full-Stack Java Developer

Aug 2019 — Jan 2021
Self-Employed · Varna

Built multiple web applications from scratch, completing SoftUni's Full-Stack Java program while taking freelance projects. Graduated in top 7% of 4000+ students.

  • Food ordering platform with kitchen workflow management
  • Online bookstore with inventory & order management
  • Car marketplace with advanced filters & CRUD backend
  • Second-hand clothing marketplace
JavaSpring MVCThymeleaf MySQLHTML5CSS3jQuery
Full-Stack Java Developer
SoftUni — Sofia, Bulgaria
Jan 2019 — Jun 2022 Top 7% of 4000+ students
ICT / Computer Systems & Technologies
Technical University of Varna
May 2020 — Oct 2022
Agile Fundamentals with Scrum
Professional Certificate
2022 Certified

Skills & Skills

Technologies & Expertise

Backend
Java Spring Boot Vaadin Hilla Spring MVC Hibernate / JPA REST API GraphQL Node.js Thymeleaf Redis Kafka
Mobile
Flutter Dart Dart Backend Ionic
Frontend
React Angular Vue.js TypeScript JavaScript HTML5 / CSS3 Bootstrap Tailwind SCSS
Database
PostgreSQL MySQL SQL Mockito / TDD
DevOps
Docker GitLab CI/CD Linux Nginx AWS Azure
IoT & AI
ESP32 Shelly Sonoff OpenAI / ChatGPT Anthropic Claude Spring AI JSON Parsing i18n Systems

Skills Overview

Complete overview of all technical skills and technologies.

Backend & Java Ecosystem
  • Java, Spring Boot, Spring MVC, Vaadin Hilla
  • Hibernate, JPA, REST APIs, GraphQL
  • SQL, PostgreSQL, MySQL, Redis
  • Kafka (messaging), Thymeleaf, JTE
  • Unit Testing, Mockito, TDD
  • Node.js, Spring AI
Frontend & UI
  • React, Next.js, Angular, Ionic
  • TypeScript, JavaScript, jQuery
  • HTML5, CSS3, Bootstrap, Tailwind, SCSS
  • Flutter (Dart)
AI, IoT & Integrations
  • OpenAI / ChatGPT, Anthropic Claude
  • Spring AI framework
  • IoT: Shelly, Sonoff, ESP32
  • JSON Data Parsing, i18n Systems
DevOps & Cloud
  • Docker, GitLab CI/CD
  • Linux: Ubuntu, Debian
  • Nginx (Reverse Proxy)
  • AWS, Azure

Projects

Main platforms and systems developed

Bolgar Capital

Real-estate automation system with digital contracts, invoices & IoT access control.

ERP · IoT

Wild Art

Print-order workflow, POS integration, scrap tracking & production color-coding.

ERP · POS

Judicial Enforcement System

Platform for enforcement agents: automation, reporting & secure storage.

Platform

Godzila Restaurant System

Online ordering, kitchen workflow & real-time order tracking.

Restaurant · Real-time

Law Office ERP

Case management, document automation & AI-based document generator.

ERP · AI

HOR Hotel & Restaurant AI

AI parsing booking emails & syncing restaurant bills.

AI · Hospitality

Chernomore Tournament System

Sports registrations, hotel assignments & scheduling.

Sports · Web

Online Ticket System

Seat selection, event scheduling & online payments.

Payments · Web

Smart Parking System

IoT parking barriers, subscriptions & license-plate validation.

IoT · Smart

Homira Property App

Listings, booking management, agent communication & AI.

Real Estate · AI

Restaurant ERP

Table layouts, fiscal integration, invoicing & live order control.

ERP · POS

Car Sale Platform

Listings, filters, CRUD backend & media uploads.

Marketplace

Second Hand Marketplace

E-commerce platform for clothing.

E-commerce

Romanonet Social Network

Social platform for literature and discussions.

Social Network
New

WooCommerce Multi-Store ERP

Multi-store ERP integrating WooCommerce, couriers (Speedy, Econt, BoxNow), Google & Meta Ads, ChatGPT (Spring AI) and WhatsApp. 7 automated cron jobs for sync and automation.

ERP · WooCommerce · AI
New

Coin-Machine IoT Monitor

ESP32 controllers track €1 coin insertions at 3 vending machine locations over Wi-Fi, reporting in real time to a central ERP dashboard with hourly/daily statistics.

IoT · ESP32 · Real-time
New

Naemco.net

Rental & property management ERP with Stripe payment integration, automated invoice generation, and business statistics dashboards.

naemco.net ERP · Stripe · Rentals
New

OrderFly.net

Multi-tenant SaaS e-commerce platform — each account has fully isolated settings, customers, catalog, and courier integrations on shared infrastructure. In active development.

SaaS · Multi-tenant · E-commerce

Services

What I Can Offer

Full Stack Development

Java, Spring Boot, Vaadin Hilla, Dart, Flutter, Angular, React.

ERP System Architecture

Modular business systems, real-time dashboards & workflow automation.

IoT Automation

ESP32, Shelly, Sonoff, sensors and automation devices.

AI Integrations

ChatGPT automations, document generators, email parsers.

DevOps & Deployment

Docker, CI/CD, Linux servers, Nginx deployments.

Contact

Get in touch

Call

+359 894 396766

Email

taurus.ali47@gmail.com