Zoran is available for hire
Hire ZoranZoran Panev
Verified Expert in Engineering
DevOps Engineer and Developer
Wels, Austria
Toptal member since March 18, 2025
Bio
Zoran is a senior and lead software and DevOps engineer with 12+ years of experience developing enterprise APIs, microservices, and full-stack solutions. He is proficient in Docker, Kubernetes, CI/CD, and cloud deployments and excels in .NET, Java, Node.js, TypeScript, PHP, and Python. Azure-certified, Zoran specializes in AI and large language model (LLM) workflows, incorporating GPT-based services. He has built strong UI/UX expertise and is committed to clean code and scalability.
Portfolio
Xserv
JavaScript, PHP, Node.js, React, Python 3, Docker, DevOps, GitLab CI/CD...
Planet Payment
Angular, C#.NET, .NET 6, Docker, Kubernetes, Azure, Azure DevOps, Jest, Karma...
Avocodo
Java, SAP, JavaScript, Node.js, React, Laravel, Python 3, Azure IoT...
Experience
- Docker - 10 years
- Node.js - 10 years
- Symfony - 7 years
- Microservices Architecture - 6 years
- DevOps - 5 years
- React - 5 years
- NestJS - 3 years
- AI Agents - 1 year
Availability
Part-time
Preferred Environment
Linux, Docker, Visual Studio Code (VS Code), VPS/VDS, Node.js, Python 3, PHP, AI Agents, Kubernetes, DevSecOps
The most amazing...
...thing I've built is an election software and an API service for public real-time results—aiding elections across Balkan countries, London, and South America.
Work Experience
Lead Software Architect
2023 - 2024
Xserv
- Headed a team of five developers transitioning from a monolith to an SOA using a Node.js stack, including NestJS, Express.js, MongoDB, Angular, and NgRx.
- Integrated BMD, SAP, and private ERP solutions into eCommerce platforms. Reduced manual data import errors by 85% by implementing a Python console data importer.
- Developed payment gateway and shipping integrations using WordPress, WooCommerce, and custom Node.js microservices, handling approximately 1,000 monthly transactions.
- Implemented GitLab CI/CD pipelines and automated Docker builds, boosting deployment frequency by approximately 30%.
- Modernized legacy systems to modern JavaScript stacks orchestrated via Docker, enabling secure cloud applications and robust distribution platforms.
- Provided 3rd-level support for hosting provider websites catering to small and medium businesses.
- Migrated legacy apps to modern JavaScript stacks, enabling responsive designs and improving security scanning.
Technologies: JavaScript, PHP, Node.js, React, Python 3, Docker, DevOps, GitLab CI/CD, Proxmox, WHMCS API, WHMCS, WordPress, WooCommerce, TYPO3, Laravel, NestJS, MySQL, MongoDB, Mongoose, Plesk, Parallels Plesk API, cPanel, TypeScript, Vite, Next.js, Microservices Architecture, RESTFul APIs, Redis, Redux, MUI CSS, Material UI, Back-end, React Redux, REST API Architecture, Spring Microservice, Strapi, Stripe API, Software Architecture, Express.js, Front-end Development, SCSS, Linux, Git, Firebase, OpenAPI, Database Modeling, Data Modeling, FastAPI, UX Tools, User Interface (UI), User Experience Design, User Experience (UX), Bootstrap 5, Skrill API, CSS3, Bash Script, Progressive Web Applications (PWAs), Web App UX, UX Design, B2B2C, InVision, Figma, System Design, Full-stack, Back-end Development, WordPress Back-end Customization, WordPress API, WooCommerce API, WooCommerce Database, Web App Development, Responsive Web Apps, Leadership, Cloud Platforms, Artificial Intelligence (AI), GitLab, Database Architecture, Prototyping, MERN Stack, AI Chatbots, OpenAI, Large Language Models (LLMs), Analytics, Microservices, ELK (Elastic Stack), Elastic, PostgreSQL, Hibernate, Spring Boot, Digital Payments, Payment Gateways, eCommerce Payments, eCommerce CMS, eCommerce UI, WordPress Cron, Software Engineering, Level 3 Support, Laravel Sanctum
Senior Software Architect
2022 - 2023
Planet Payment
- Architected Node.js microservices for payment platforms, replacing legacy Windows Presentation Foundation (WPF) solutions.
- Deployed Azure Kubernetes Service (AKS) with end-to-end CI/CD integration, ensuring zero downtime releases.
- Implemented advanced security layers with Azure Key Vault, Okta Auth, and JSON Web Token (JWT) based token flows.
Technologies: Angular, C#.NET, .NET 6, Docker, Kubernetes, Azure, Azure DevOps, Jest, Karma, NUnit, NgRx/store, RxJS, Back-end, Azure Storage, .NET 8, REST API Architecture, Software Architecture, Front-end Development, SCSS, Linux, Git, TypeScript 5, OpenAPI, Auth0, UX Tools, User Interface (UI), User Experience (UX), CSS3, System Design, Full-stack, Back-end Development, Agile Software Development, Responsive Web Apps, Cloud Platforms, MEAN Stack, OpenAI, Analytics, Okta, Microservices, .NET Framework, JSON Web Tokens (JWT), OAuth 2, Select2, ELK (Elastic Stack), Concurrent Programming, Hibernate, Finance APIs, Digital Payments, Payment Gateways, Software Engineering, ASP.NET MVC, Tailwind CSS
Senior Software Engineer
2020 - 2023
Avocodo
- Developed SAP Cloud eCommerce (Hybris) extensions for storefront and back office.
- Architected a high-throughput email processing service handling thousands per minute, resulting in a 50% reduction in latency.
- Created full-stack solutions for a football club management platform, integrating ERP and medical data systems with Node.js and React.
- Worked on an IoT-based vehicle park automation system for license plate detection, developing new features and resolving bugs in the Python communication layer.
- Implemented GitLab CI/CD and Azure-based solutions for real-time monitoring using Kibana and Dynatrace.
Technologies: Java, SAP, JavaScript, Node.js, React, Laravel, Python 3, Azure IoT, Azure DevOps, Docker, Kubernetes, Azure Cloud Security, .NET, C#.NET, Hibernate, Entity Framework, Identity Framework, SAP ERP, Spring 5, TypeScript, jQuery, MariaDB, Apache Kafka, Elastic, ELK (Elastic Stack), Dynatrace, Kibana, Jenkins, RabbitMQ, PostgreSQL, Redis, MySQL, Microsoft SQL Server, Functional Reactive Programming, Back-end, Azure Storage, .NET 8, REST API Architecture, Spring Microservice, Concurrent Programming, Software Architecture, Front-end Development, SCSS, Linux, Git, TypeScript 5, OpenAPI, Database Modeling, Data Modeling, Auth0, UX Tools, User Interface (UI), User Experience (UX), Bootstrap 5, PostCSS, CSS3, Bash Script, Progressive Web Applications (PWAs), UX Design, B2B2C, InVision, Figma, System Design, Full-stack, Back-end Development, Agile Software Development, Responsive Web Apps, Cloud Platforms, Azure IoT Hub, GitLab, Database Architecture, Prototyping, MERN Stack, Python, Analytics, Okta, Microservices, .NET Framework, JSON Web Tokens (JWT), OAuth 2, Select2, Spring Boot, Digital Payments, eCommerce CMS, eCommerce Payments, Software Engineering, Redux, Laravel Sanctum, Tailwind CSS
Full-stack Web Developer
2020 - 2022
Pcode
- Built and maintained full-stack solutions in eCommerce, HR, job portals, and logistic domains.
- Developed new Angular and Preact modules and extended existing Node.js back ends.
- Implemented containerized deployments for continuous delivery using Docker and Kubernetes with GitLab CI/CD.
- Secured platforms using OAuth/JWT-based authentication, role-based access controls, and integrated single sign-on (SSO).
- Optimized front-end performance and maintainability using TypeScript, SCSS, Gulp, and webpack.
Technologies: JavaScript, PHP, MySQL, Drupal, Magento 2, React, Preact, Angular, Symfony, Docker, GitLab CI/CD, Cypress, Ext JS, MUI CSS, Masonry, Select2, OAuth 2, JSON Web Tokens (JWT), eCommerce, Functional Reactive Programming, Back-end, React Redux, .NET 8, REST API Architecture, Strapi, Stripe API, Stripe Payments, Software Architecture, Express.js, Front-end Development, SCSS, Linux, Git, Firebase, OpenAPI, Auth0, UX Tools, User Interface (UI), User Experience Design, User Experience (UX), Bootstrap 5, PostCSS, CSS3, Progressive Web Applications (PWAs), Web App UX, UX Design, InVision, Figma, Full-stack, Back-end Development, WordPress Back-end Customization, WordPress API, WooCommerce API, Web App Development, Responsive Web Apps, Leadership, GitLab, Database Architecture, Prototyping, MERN Stack, Okta, jQuery, Digital Payments, Payment Gateways, eCommerce Payments, eCommerce CMS, WordPress Cron, Software Engineering, Laravel Sanctum, Inertia
Senior Full-stack Developer
2017 - 2017
Valoso Hub
- Developed a new Angular project utilizing various framework modules such as NgRx route system, pipes, TypeScript, ES6, Material 2 Design, observables, promises, operators, authentication and authorization, reducers, actions, and effects.
- Automated continuous integration (CI) in GitLab by scripting pipelines.
- Created back-end features in Laravel 5 for a monolithic project, incorporating broadcast services, authentication, storage, Redis cache, notification services, and Gmail integration. Oversaw platform adjustments for new front-end designs.
- Automated email processes, initialized data, and customized customer pre-configuration. Tailored onboarding APIs with CRUD endpoints to meet front-end app requirements.
Technologies: Angular, Laravel, jQuery, React Native, Back-end, Express.js, Front-end Development, SCSS, Git, UX Tools, User Interface (UI), User Experience Design, User Experience (UX), CSS3, Web App UX, UX Design, InVision, Figma, Full-stack, Back-end Development, Web App Development, Responsive Web Apps, Leadership, GitLab, Prototyping, MEAN Stack, Software Engineering, Laravel Sanctum
Software Developer
2016 - 2017
iVote
- Developed a parliamentary election software and API service for public real-time results, assisting elections across Balkan countries (Macedonia, Kosovo, Albania, Bosnia and Herzegovina, Serbia, and Montenegro), as well as globally, including the UK.
- Designed and developed APIs for mobile apps utilizing Cordova and React Native systems, incorporating features like geolocation, live chat, and leaflet maps.
- Automatized DevOps CI/CD system with GitLab pipelines.
Technologies: .NET Framework, ASP.NET MVC, Razor, React Native, Back-end, .NET 8, CakePHP, Front-end Development, SCSS, Linux, Git, Firebase, Ionic, UX Tools, User Interface (UI), User Experience Design, User Experience (UX), CSS3, UX Design, Figma, Full-stack, Back-end Development, Web App Development, Cloud Firestore, GitLab, Database Architecture, MEAN Stack, jQuery, IT Governance, Software Engineering
Full-stack Developer
2015 - 2016
Unet
- Spearheaded the design and development of public government websites for various ministries, including education, culture, military, defense, and social/pension insurance.
- Provided WordPress support for newspapers and magazines with thousands of readers. Configured servers for WordPress sites and optimized servers and websites with plugins and widgets.
- Architected and developed eCommerce solutions by integrating national payment gateways such as CaSys.
- Employed page builders like Divi, Elementor, and Visual Composer.
- Created a .NET Framework 3 News Magazine Platform to generate, aggregate, and publish news, attracting thousands of daily visitors and organic traffic.
Technologies: JavaScript, PHP, WordPress, Drupal, Node.js, MySQL, Memcached, Content Delivery Networks (CDN), Payment APIs, Back-end, CakePHP, Front-end Development, SCSS, Linux, Git, UX Tools, User Interface (UI), User Experience Design, User Experience (UX), CSS3, Web App UX, UX Design, Figma, Full-stack, Back-end Development, WordPress Back-end Customization, WordPress API, Web App Development, Responsive Web Apps, Leadership, Database Architecture, jQuery, eCommerce UI, eCommerce Payments, WordPress Cron, Software Engineering, Level 3 Support
Game Developer
2013 - 2014
Game2Be
- Developed a Unity 3D game for iOS, Android, and web (Facebook) platforms. Oversaw gameplay and data architecture, creating main game stages and bonus games, including endless runner, puzzle, driving, and basic shooter games.
- Created features in a RestFul API CRUD system for real-time game data storage and gambling calculations based on specific algorithms. Implemented a high-level API to load, process, and store event, log, and game data.
- Implemented automated tests on the game level in Unity.
Technologies: C#, Unity, Front-end Development, Git
Experience
Enterprise Email Provider and Platform
Designed, constructed, and engineered an enterprise-grade email provision platform integrated with CRM functionalities, facilitating bulk email dispatch at a rate of approximately three million emails per minute. The system encompasses a self-hosted email server with Mailgun and Amazon Simple Email Service (Amazon SES) services.
This solution also features a customizable email sender setup via import. Additionally, it facilitates data importing from ERP/CRM systems in various formats, such as JSON and CSV, along with the option for manual file uploads in JSON and CSV formats.
This solution also features a customizable email sender setup via import. Additionally, it facilitates data importing from ERP/CRM systems in various formats, such as JSON and CSV, along with the option for manual file uploads in JSON and CSV formats.
Red Bull Salzburg Football Club
Created a comprehensive football club management platform by integrating Node.js and React for seamless back- and front-end functionality. This solution centralized player information, scheduling, and real-time medical data, ensuring quick access to essential analytics and status updates.
The platform automated administrative tasks using ERP integration, such as billing, equipment tracking, and performance reporting. Medical data systems were integrated to monitor player health closely, allowing trainers and physicians to collaborate effectively and make informed decisions.
Through cloud-ready Node.js microservices, the platform achieved high availability and scalability, while React ensured an intuitive user interface for club staff, coaches, and players alike. The result was a modern, data-driven solution that boosted collaboration, optimized daily operations, and improved player well-being.
The platform automated administrative tasks using ERP integration, such as billing, equipment tracking, and performance reporting. Medical data systems were integrated to monitor player health closely, allowing trainers and physicians to collaborate effectively and make informed decisions.
Through cloud-ready Node.js microservices, the platform achieved high availability and scalability, while React ensured an intuitive user interface for club staff, coaches, and players alike. The result was a modern, data-driven solution that boosted collaboration, optimized daily operations, and improved player well-being.
eCommerce Online Shop for EU Business
A React-based app for online shopping. I was a full-stack developer to integrate external tools like payment, theme, custom cart, and product pages. Architected distributed service solution, containerized with Docker and orchestrated with Docker Compose.
Finance Sector Web App
http://razerapp.com/A WordPress back-end system that makes tax calculations based on Canada regulations and dynamic forms and data modeling for customer and client requests and needs. I designed and architected the app to make calculations in separate cron jobs and background services via systemd and store the result in a MySQL database system.
IoT Parking Automation System
https://tabakfabrik-linz.at/anfahrt/A distributed system with more PHP-based APIs made in Symfony and Laravel that communicate with Python 3 API to establish communications via MQTT, AMQP, and HTTP protocols with parking ramps. This automates the ramp control process, centralizes the solution, and creates an automatic vehicle plate detection and start/stop payment system.
eCommerce Shop
A microservices architecture that is orchestrated with Kubernetes and containerized with Docker and Docker Compose. It is split into many smaller network-distributed services that communicate with each other via HTTP APIs. It is built on top of the Magento 2 framework and CMS, with many background tasks and services built in separate APIs.
Learning Management Platform
A distributed system with Docker containers that handle services that operate the back and front ends. It communicates with a database system representing a B2B2C platform that serves customers and clients with videos on a specific industry.
Education
2007 - 2013
Bachelor of Science Degree in Informatics and Applied Mathematics
Saints Cyril and Methodius University - Skopje, Macedonia
Certifications
OCTOBER 2021 - PRESENT
Enterprise Skills Initiative—Azure DevOps Engineer (AZ-400)
Enterprise Training Center
SEPTEMBER 2021 - PRESENT
Enterprise Skills Initiative—Azure Developer (AZ-204)
Enterprise Training Center
Skills
Libraries/APIs
Node.js, React, Entity Framework, jQuery, Masonry, RxJS, Back-end APIs, OpenAPI, WordPress API, WooCommerce API, Stripe API, WHMCS API, Parallels Plesk API, Preact, NgRx/store, React Redux, Skrill API, OpenAI API, Inertia
Tools
Azure DevOps Services, GitLab CI/CD, Mongoose, Plesk, RabbitMQ, Git, Auth0, UX Tools, PostCSS, GitLab, Jenkins, Amazon Simple Email Service (SES), Azure IoT Hub, Elastic, ELK (Elastic Stack), Dynatrace, Kibana, Karma, InVision, Figma
Languages
PHP, JavaScript, TypeScript, C#.NET, SQL, C#, SCSS, TypeScript 5, Bash Script, CSS3, Python 3, Java, Python, Perl
Frameworks
.NET 8, Spring 5, Laravel, Symfony, NestJS, Angular, Next.js, CakePHP, .NET, .NET 6, Jest, Cypress, MUI CSS, Select2, JSON Web Tokens (JWT), Unity, Material UI, Express.js, Hibernate, Spring Microservice, OAuth 2, ASP.NET MVC, Razor, Redux, React Native, Spring Boot, Tailwind CSS, TYPO3, NUnit, Ext JS, Ionic, Laravel Livewire
Paradigms
Serverless Architecture, DevOps, REST API Architecture, Microservices Architecture, Functional Reactive Programming, Concurrent Programming, Azure DevOps, Microservices, Object-oriented Programming (OOP), Web UI Design, Mobile Web Design, UX Design, Agile Software Development, MEAN Stack, DevSecOps, B2B2C
Platforms
Linux, Docker, Visual Studio Code (VS Code), Azure, WooCommerce, Drupal, WordPress, cPanel, Kubernetes, WHMCS, Apache Kafka, Mailgun, Firebase, Proxmox, Magento 2
Storage
Redis, MySQL, MongoDB, Microsoft SQL Server, WooCommerce Database, PostgreSQL, In-memory Databases, MariaDB, Memcached, Azure Storage, Database Modeling, Cloud Firestore, Database Architecture
Other
VPS/VDS, Mathematical Programming, Cloud, CI/CD Pipelines, eCommerce, Vite, RESTFul APIs, .NET Framework, ERP Implementation, Analytics, Payment APIs, Front-end, Back-end, Front-end Development, Software Architecture, User Interface (UI), User Experience (UX), User Experience Design, Bootstrap 5, Web App UX, System Design, Full-stack, Back-end Development, WordPress Back-end Customization, Web App Development, Responsive Web Apps, Cloud Platforms, Prototyping, WordPress Cron, MERN Stack, Digital Payments, Payment Gateways, eCommerce Payments, eCommerce CMS, eCommerce UI, Software Engineering, Laravel Sanctum, AI Agents, Azure CLI, SAP ERP, Strapi, SAP, Azure Cloud Security, Identity Framework, Okta, Content Delivery Networks (CDN), Stripe Payments, Data Modeling, FastAPI, Progressive Web Applications (PWAs), Leadership, Artificial Intelligence (AI), AI Chatbots, OpenAI, Large Language Models (LLMs), IT Governance, Finance APIs, Level 3 Support, LangChain, Azure IoT, MoonPay, Vector Databases, Education
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