Ajdin Šahinbegović

Full Stack Architect
ResumeCV

// IDENTITY_INIT

Full Stack Architect & Freelance Software Engineer | Berlin

Freelance · Berlin · Remote

Full Stack Architect with 8+ years building greenfield platform architectures. Based in Berlin — specializing in React/Next.js, design systems, and AI-powered features for enterprise product teams across Europe. Available for freelance and contract work in Berlin and remote.

const engineer = new SpecializedDev();

engineer.init({

mode: “Architecture”,

focus: “Design Systems”

});

LIVE_RENDER

// CORE_PHILOSOPHY

Scalable Greenfield Architectures & Multi-Brand Systems

Myphilosophyissimple:designthesystemfirst,thenpolishthepixels.Strongarchitecture,clearboundaries,andboringreliabilitymakeroomforinterfacesthatfeelfastandfuntouse.

// GREENFIELD_ARCH

Multi-Tenant Greenfield Architecture

A single codebase powers 20+ brand experiences. By separating design tokens from the application logic, we built a scalable theme engine that lets us rebrand instantly ~ without touching the code.

GreenfieldWhite-labelDesign Tokens
DRAG OR USE ARROW KEYS
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// BUILT_ARTIFACTS

AI Integrations, RAG Architectures & Observability Platforms

Greenfield Multi-Brand

Greenfield Multi-Brand

Architecture
Julius Baer

Julius Baer

Frontend Arch
Croatian Pension Funds

Croatian Pension Funds

Performance
VW Gläserne

VW Gläserne

Legacy Modernization
Oetker Global

Oetker Global

System Design
Porsche Now

Porsche Now

Creative Dev
E-Mobilnost

E-Mobilnost

Static Site
Shekey RAG Agent

Shekey RAG Agent

AI / Agents
Porsche Poslo

Porsche Poslo

Fullstack
Testiraj Seat & VW

Testiraj Seat & VW

Vue.js Ecosystem
IKK Classic Bank

IKK Classic Bank

Fintech Security
Grafana Observability

Grafana Observability

DevOps / AI

// TECHNICAL_DNA

Core Technical Stack & Ecosystem Expertise

Frontend Core

  • Next.js
  • React Server Components
  • TypeScript
  • Micro-frontends
  • i18n / Localization

Server & Infra

  • Node.js / NestJS
  • PHP / Laravel
  • PostgreSQL
  • Docker / AWS
  • Redis

Data & API

  • GraphQL / REST
  • Algolia Search
  • Headless CMS (Hygraph)
  • Salesforce API
  • Payment Gateways

Design Eng.

  • Figma API
  • Token Transformers
  • Design Systems
  • Tailwind v4
  • Storybook

Quality & Ops

  • Playwright / Cypress
  • Zod Validation
  • CI/CD Pipelines
  • W3C / WCAG 2.1
  • Jest / Vitest
Methodology
Systems First
Uptime
99.99%
A11y Level
WCAG 2.1 AA
Status
Available

// VERSION_HISTORY

Professional Experience: Engineering Leadership in Enterprise Environments

Nov 2022 — PresentLatest Commit
Nov 2022 — Present

Dr. Oetker

IT Specialist | Frontend Architect

  • Engineered a custom internal tool to automate CSS token extraction from Figma, saving 3 days per handover cycle.
  • Re-architected Search & Discovery models using Algolia, significantly improving result relevance.
  • Continuously deploying features to Greenfield architecture while maintaining 95+ Lighthouse scores.
  • Architected a multi-brand 'Greenfield' system reducing maintenance effort by 30% and costs by 40%.
  • Spearheaded zero-downtime migration across all 20 brands and 10 locales with 100% uptime.
  • Led the Design System initiative, reducing UI-related defects by 90% via a unified component library.
  • Optimized API performance using Zod and GraphQL, improving Core Web Vitals by 20%.
Figma APIAlgoliaReactDesign TokensNext.jsTypeScriptContentfulJest
Feb 2022 — Nov 2022v3.0.0
Feb 2022 — Nov 2022

Indevitus

Frontend Developer | Team Lead

  • Led a team of 3 developers, establishing rigorous code review cycles and enforcing strict standards.
  • Engineered custom animation libraries and skeleton loading states to boost perceived performance.
Vue.jsGSAPSCSSFirebase
Jul 2018 — Apr 2022v2.0.0
Jul 2018 — Apr 2022

Poslovni mediji

Frontend Developer

  • Executed a comprehensive performance strategy, consistently achieving Lighthouse scores of 95+.
  • Re-engineered build pipelines with PurgeCSS to filter unused code, eliminating render-blocking resources.
JavaScriptPurgeCSSLighthousePerformance
Jun 2020 — Oct 2021v1.0.0
Jun 2020 — Oct 2021

CERA Enterprises Corp

Full-Stack Developer (Freelance, concurrent)

  • Contributed to a ground-up multi-tenant ERP system for the logistics and trucking industry, building Vue.js frontends and Laravel API endpoints.
  • Participated in designing the multi-tenancy solution ensuring data isolation and scalability across diverse client environments.
Vue.jsLaravelPHPPostgreSQL

// HIRE_ME

Work With Me / Freelance Engagement

Availability

🟢 Available for Freelance & Contract Roles

Location

Berlin, Germany (Hybrid) or 100% Remote

Engagement Models

B2B · Contract · Technical Leadership · Greenfield Architecture · AI Integration

Get in TouchView LinkedIn

Looking for a freelance full-stack developer in Berlin? See engagement models, tech stack, and proof.

I'm a Senior Full Stack Architect & Software Engineer based in Berlin, specializing in React/Next.js and scalable full stack architecture.

Built by Ajdin Šahinbegović.
Forging digital reality with code & motion.

freelance full-stack development in Berlin
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