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Hi, I'm Borko

Senior Frontend Developer | Full-Stack Engineer

Ingolstadt, Germanyborko.petrevski@gmail.com+49 176 641 12766
Download CV (PDF)

Work Experience

ArcalyticsFrontend Engineer | Full-Stack Developer

Aug. 2025 – Present

Dubai, UAE (Remote)

  • Built and delivered the core interactive product demo shown directly to investors to successfully secure pre-seed fundraising for the startup.
  • Own the complete frontend of a purpose-built chemical, biological, radiological, and nuclear (CBRN) threat-intelligence platform powered by open-source intelligence (OSINT), spanning plain-language search, live operational maps, intelligence dashboards, and admin tools.
  • Engineered scalable backend services and vector database pipelines with NestJS, Express, and Qdrant to power high-speed semantic search and AI threat intelligence retrieval.
  • Built a Tailwind-based component library from the product design system, delivering pixel-perfect interfaces with micro-animations and optimized data-heavy Mapbox rendering.

KLAIM AIFrontend-Focused Full-Stack Developer

Mar. 2025 – Feb. 2026

Dubai, UAE (Remote)

  • Joined as a contractor for three months and transitioned to a full-time role, owning major frontend initiatives across KLAIM's healthcare products for the UAE, Oman, and Saudi Arabia.
  • Designed and built klaim.ai and client-facing portals for onboarding, KYC, document management, forms, personal data, and AI-assisted document analysis.
  • Created multi-step document workflows with clear animated processing states and AI-powered data prefilling, giving users continuous feedback across complex onboarding requirements.
  • Migrated the product from React and a custom Ant Design library to Next.js, then rebuilt the design system as a modern, reusable foundation for future products; also delivered API integrations and selected backend features.

Upgrade GroupSoftware Developer

Sep. 2024 – Feb. 2025

Ingolstadt, Germany

  • Built custom landing pages and web experiences for agency clients, focusing on responsive UI, performance, and conversion-oriented journeys that support lead generation.
  • Worked with design and marketing stakeholders to deliver frontend and backend components, API integrations, and production deployments.

DIGILENCEFounder & Lead Full-Stack Engineer

Jun. 2019 – Present

Remote

  • Architected and delivered 15+ production software systems single-handedly, spanning enterprise pharmacy management portals (ellia.mk), real-time mobile apps (Tablanet, Fadely), multi-lingual international e-commerce (Herb Garden), and AI operating platforms (OPUS).
  • Engineered high-concurrency real-time backends & mobile applications using Swift Vapor, WebSockets, PostgreSQL, and Redis for iOS multiplayer card games (Tablanet), plus reactive Convex backends for mobile appointment scheduling and admin systems (Fadely).
  • Pioneered enterprise Headless CMS & AWS cloud architectures using Payload CMS v3 and S3 object storage for Macedonia's largest pharmacy network (Ellia), engineering custom live preview engines, automated transactional workflows, and Leaflet GIS pharmacy locator systems.
  • Designed and deployed production-grade AI & RAG intelligence applications with vector database pipelines, natural language search assistants, and multi-channel AI frontdesks (OPUS, PaperPath).
  • Built pixel-perfect, high-performance design systems and cross-platform native UIs in Next.js 16, React Native / Expo, and SwiftUI, achieving 100% Lighthouse performance scores and zero-latency user interactions.
  • Owned complete product lifecycles end-to-end — from technical architecture, database schema design, and API engineering to UI/UX design, CI/CD automated deployments (Docker, PM2, Linux Servers), and long-term production maintenance.

Portfolio

Ellia Pharmacy Network (ellia.mk)

Enterprise digital platform for Ellia (formerly Betty Pharmacies), one of Macedonia's largest pharmacy chains. Powered by Payload CMS v3 and Next.js 15, it unifies a multi-lingual marketing portal, interactive pharmacy locator map, careers portal, and an internal B2B product ordering system for pharmacists.

Tech: Next.js, Payload CMS, MongoDB, AWS S3, Tailwind CSS, TypeScript, Resend, Leaflet

https://ellia.mk

Tablanet Card Game

A native, portrait-only iPhone card game for Tablanet built with SwiftUI and Swift Vapor. Features real-time online multiplayer, a custom deterministic rules engine, PostgreSQL persistence, WebSockets, and APNs push notifications.

Tech: SwiftUI, Swift, Vapor, PostgreSQL, Redis, WebSockets, APNs, Next.js

https://tablanet.com

PaperPath AI Life-Admin Assistant

An AI-powered life-admin assistant for people living in Germany. Features automated document OCR, classification, Frist deadline tracking, multi-lingual AI explanations, and an encrypted personal data vault.

Tech: Next.js 16, TypeScript, Tailwind CSS, Shadcn UI, AI/RAG, Turborepo, Zod, Hono


Herb Garden E-Commerce

A sophisticated, multi-lingual e-commerce platform for premium herbal products, featuring state-of-the-art UI/UX design, advanced automation, and a content-rich CMS.

Tech: Next.js, Payload CMS, AWS S3, TypeScript, Resend, Tailwind CSS

https://herbgarden.mk

OPUS Dashboard

A comprehensive AI-powered business operating system (B2B) that automates scheduling, communication, and management for service-based businesses.

Tech: Next.js 16, Convex, AI, RAG, Stripe

https://opus.mk

OPUS App

A consumer-facing marketplace that enables users to discover and book local services through an intelligent AI search assistant.

Tech: Next.js 16, RAG AI, Convex, Mapbox, Stripe

https://opus.mk

OPUS Landing Page

A premium, high-conversion landing page for OPUS, an AI-powered business tool, featuring a bespoke design system and custom-built marketing assets.

Tech: Next.js 16, Design System, Framer Motion, Tailwind CSS

https://opus.mk

Dyonisia Travel

A premium travel agency platform powered by Payload CMS, featuring a high-performance reservation system and real-time content management for a seamless digital experience.

Tech: Next.js, Payload CMS, AWS S3, Tailwind CSS, Framer Motion

https://dyonisiatravel.mk

Tiny Me Baby Store

Premium Macedonian baby store with full-scale e-commerce functionality, custom-built for optimal performance and effortless management.

Tech: Next.js, Payload CMS, AWS S3, Tailwind CSS, Framer Motion

https://tinyme.mk

Baby Nest Boutique

High-performance e-commerce solution for a leading Macedonian baby boutique, featuring advanced product management and a seamless checkout experience.

Tech: Next.js, Payload CMS, AWS S3, Tailwind CSS, Framer Motion

https://babynest.mk

Fadely Mobile App

Mobile app for appointment scheduling. Currently offered as a white-label solution for barbershops and salons.

Tech: React Native, Expo, Convex, Stripe

https://fadely.app

Fadely Dashboard

Dashboard for managing appointments, staff, and clients, seamlessly syncing in real-time with the mobile app.

Tech: Next.js, Convex, Shadcn UI, TypeScript

https://fadely.app

Fadely Onboarding

Fast and engaging onboarding flow designed to reduce friction and drive conversions from the first day.

Tech: Next.js 16, Tailwind CSS, Framer Motion, Convex

https://fadely.app

Fadely Landing Page

Fadely is a sleek and responsive landing page designed for a modern barbershop appointment booking app.

Tech: Next.js, Tailwind CSS, Framer Motion, Shadcn UI

https://fadely.app

Pet Marketplace App

Pet marketplace web application for Macedonia, featuring listing management, search filtering, and real-time chat functionality.

Tech: Next.js, Supabase, Framer Motion, Tailwind CSS

https://petbar.mk

Allurel Couture E-Commerce

Fully functional custom-made e-commerce web app built from scratch with a focus on user experience, custom CMS, and high performance.

Tech: Next.js, Payload CMS, AWS S3, Stripe, Supabase, Framer Motion


ENVIT Company Website

Website for a company that provides environmental consulting services. Integrated headless CMS for easy content management.

Tech: Next.js, Tailwind CSS, Sanity CMS, Framer Motion

https://envit.vercel.app

Education Journey

The foundation of my knowledge and experiences

Self-taught & Projects

Various

In the web development world for 10+ years, staying up to date with the latest trends and technologies.

Focus Areas:

Frontend Development, Backend Development, Database Architecture


Augsburg University of Applied Sciences

Computer Science

Studied Computer Science, with a focus on Software Engineering and Application Development.

Focus Areas:

Full Stack Development, Mobile Development, Software Engineering

Let's Connect

I'm always looking for new challenges and opportunities to grow. Let's connect and see how we can make something great together.