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Experience level:
More than 5 years
Education level:
Languages:
Russian: Native
English: B2
Full Stack Developer and CTO Consultant with 10+ years of experience in building SaaS platforms, e-commerce solutions, and automation systems. I combine strong technical expertise with a deep understanding of business processes, creating IT systems that drive measurable growth.
I work as a partner or contract consultant, helping companies optimize processes, integrate technology, and scale effectively. My projects typically increase revenue by 17–25%, with some partners achieving the equivalent of €30,000–150,000 in additional profit.
Key areas of expertise:
Startup launch and scaling
Business process automation and integration
IT infrastructure & team leadership
E-commerce growth and digital transformation
AI adoption and prompt engineering
As a prompt engineer, I integrate AI into business — from chatbots and workflow automation to advanced analytics and personalized customer engagement.
My approach: KISS, DRY, CI/CD — simplicity, scalability, and real business results.
Open to collaboration with companies in Serbia and the EU as a technical partner, freelance CTO, or long-term consultant.
Full Stack developer i CTO-konsultant sa više od 10 godina iskustva u razvoju SaaS platformi, e-commerce rešenja i sistema za automatizaciju. Kombinujem tehničku stručnost sa dubokim razumevanjem poslovnih procesa, stvarajući IT sisteme koji donose merljiv rast.
Radim kao partner ili kontraktni konsultant, pomažem kompanijama da optimizuju procese, integrišu tehnologije i uspešno skaliraju. Moji projekti u proseku povećavaju prihod za 17–25%, a kod pojedinih partnera to je značilo dodatni profit od 30.000–150.000 evra.
Ključne oblasti:
Pokretanje i skaliranje startapova
Automatizacija i integracija poslovnih procesa
IT infrastruktura i vođenje timova
Rast e-commerce projekata i digitalna transformacija
Implementacija veštačke inteligencije i prompt inženjering
Kao prompt inženjer uvodim AI u biznis — od chat-botova i automatizacije procesa do napredne analitike i personalizovane komunikacije sa klijentima.
Moj pristup: KISS, DRY, CI/CD — jednostavnost, skalabilnost i realni poslovni rezultati.
Otvoren sam za saradnju sa kompanijama u Srbiji i EU — kao tehnički partner, CTO-freelancer ili dugoročni konsultant.
Launch and development of the national online aggregator of exchange offices in Serbia, SveMenjacnice.rs.
Designing the architecture of a SaaS platform (PHP, Node.js, MySQL, Docker, NGINX, MinIO S3).
Development of backend APIs (REST, WebSocket/Socket.IO) and web interface (JavaScript, jQuery, Tailwind CSS).
Integration of maps, payment providers, IP telephony, messengers, and analytics.
Infrastructure setup on Linux/Proxmox, CI/CD, monitoring, and backup.
Full cycle: requirements gathering, release planning, technical support, and product evolution.
Automation of clients’ business processes using Bash/Python scripts and integrations with external APIs (REST, Webhooks). Development of internal ERP tools and admin panels in PHP/JavaScript utilizing MySQL/PostgreSQL. Performance and security optimization of web applications: SQL queries, caching, NGINX and Docker configuration. Technical consulting for business owners on the architecture, scalability, and fault tolerance of their IT systems.
Led the launch of an internal CRM system and the integration of payment gateways. Developed custom modules in PHP and frontend logic in JavaScript/jQuery, connecting the interface with the backend API. Designed the API structure for mobile applications, ensuring secure and predictable data exchange. Participated in code reviews and optimization of the existing service architecture.
Technical Leader / CTO with strong expertise in web development and architecture of complex online services. Hands-on experience in designing and launching end-to-end SaaS platforms: system architecture, databases (MySQL), backend in PHP and Node.js, frontend in JavaScript (jQuery), HTML/CSS, Tailwind/Bootstrap. I develop high-load and real-time solutions using WebSocket/Socket.IO, integrations with external APIs, payment systems, telephony and messengers. Confident user of Linux, Nginx and Docker; I know how to organize infrastructure, logging and monitoring so that the system remains predictable and scalable. I define the technical vision of the product, prioritize tasks, set goals for the team and control the quality of implementation; I can speak the language of business and turn complex requirements into reliable technical solutions.
Tehnički lider / CTO sa snažnom ekspertizom u web razvoju i izgradnji arhitekture složenih onlajn servisa. Imam praktično iskustvo u projektovanju i pokretanju SaaS platformi „ključ u ruke“: arhitektura sistema, baze podataka (MySQL), backend u PHP-u i Node.js-u, frontend u JavaScript-u (jQuery), HTML/CSS, Tailwind/Bootstrap. Razvijam visokoopterećena i real-time rešenja koristeći WebSocket/Socket.IO, integracije sa spoljnim API servisima, platnim sistemima, telefonijom i mesindžerima. Sigurno radim u Linux okruženju, sa Nginx-om i Docker-om, i umem da organizujem infrastrukturu, logovanje i monitoring tako da sistem ostane predvidiv i skalabilan. Definišem tehničku viziju proizvoda, postavljam prioritete, određujem ciljeve timu i kontrolišem kvalitet implementacije; znam da razgovaram sa biznis stranom na razumljivom jeziku i da kompleksne zahteve pretvorim u pouzdana tehnička rešenja.