Technical Architect • AI Systems • Belgrade

I Build Systems That Run Businesses.

Not prototypes. Not MVPs. Production platforms that handle thousands of operations daily. I architect enterprise systems with AI integration for companies that refuse to settle for mediocre technology.

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Uroš Jakovljević
7+ Years Building
$100K+ Earned on Upwork
41 Projects Shipped
100% Job Success
Verified Track Record

Proven on the World's
Largest Talent Platform.

$100K+ earned, 41 projects delivered, zero failed contracts. These aren't claims — they're verified by Upwork.

Uroš J.
Uros J.
Belgrade, Serbia
100% Job Success Top Rated Plus
$100K+ Total Earned
41 Jobs Completed
2,164 Hours Worked
$90 Hourly Rate
Client Reviews
★★★★★
"UJ is a top member of our team. He is extremely efficient and works well with multiple team members. His knowledge of the web development tools is excellent."
$49,000+ contract
Enterprise Platform — Long-term engagement
★★★★★
"Project was completed ahead of time and outperformed the original expected outcome. Outstanding work and will continue to work on future projects."
$14,000+ contract
AI Integration — Delivered ahead of schedule
★★★★★
"Uros is a pleasure to work with. He is dedicated, enthusiastic, solution-orientated and highly competent. This was a reasonably complex project that required creative problem solving and a high level of collaboration. Uros was the perfect partner."
$40,000+ contract
Web Development — 7-month engagement
14 Committed to Quality
11 Collaborative
10 Clear Communicator
8 Reliable
Hire Me on Upwork →
For Larger Projects Need a full team? Visit Wolrix — my software agency.
wolrix.com →
What I Build

Enterprise Systems.
AI Integration.
Market Advantage.

Each of these would cost $150K–$500K with an agency. I deliver them with a small team, architect-level precision, and AI-accelerated execution.

01

Production SaaS Platforms

Full enterprise applications from database to deployment. Multi-tenant, role-based access, real-time dashboards, complex data models with 40+ schemas. Built to handle thousands of daily operations.

Next.js PostgreSQL Prisma AWS
02

AI-Integrated Business Systems

Not chatbots. Systems where AI extracts documents, auto-populates 25+ fields, analyzes cost data against historical benchmarks, and surfaces actionable insights embedded in real workflows.

Claude API GPT-4 RAG LangChain
03

Operational Management Platforms

CRM, project management, field operations, quality control, estimating. Complete business platforms that replace spreadsheets, email chains, and disconnected tools with one system of record.

React Node.js MongoDB APIs
04

Enterprise AI Wrappers

Multi-LLM access platforms with user management, DLP scanning, audit logging, and zero data retention policies. Enterprise-grade AI access for companies that need control over their AI usage.

Multi-LLM DLP RBAC Audit
05

Healthcare & Compliance Platforms

Telemedicine consultation systems, patient-doctor workflows, GDPR-compliant data storage, Stripe payment integration. Built for EU and US regulatory environments.

GDPR Stripe S3 Auth
06

IT Monitoring & Device Management

Real-time dashboards monitoring 1,500+ devices across 500+ organizations. AI anomaly detection for disk health, RAM, OS patches, antivirus coverage. Integrated with RMM platforms via OAuth 2.0.

FastAPI Python OAuth Real-time
Track Record

Production Systems.
Real Companies. Real Results.

Every project below is live, in production, and used by real teams daily. No demos. No proof-of-concepts.

Live • 10 Months in Production

Construction Operations Platform

Complete business management system for a US electrical contractor. Quality control, field reporting, time cards, budget tracking, AI-powered image analysis. Used daily by field teams, engineers, and management across multiple active construction projects.

1,000+ Daily Operations
99%+ Uptime
v3.3 Current Version
Live • Delivered in 7 Weeks

CRM & AI Estimating Platform

Full CRM with 40+ fields per record, AI auto-populate from document upload, cost code analysis against historical project data, legacy data migration pipeline. Replaced Excel-based tracking for an entire estimating department.

40+ Data Models
7wk Delivery Time
25+ AI-Extracted Fields
Live • Multi-Organization Monitoring

IT Device Health Dashboard

Real-time monitoring and AI anomaly detection across 1,500+ managed devices. Automated health scoring, threshold alerts, and comprehensive reporting for an MSP managing hundreds of client organizations.

1,500+ Devices Monitored
500+ Organizations
AI Anomaly Detection
Deployed • EU Healthcare

Telemedicine Consultation Platform

Doctor-patient consultation system with secure image upload, Stripe payment processing, multi-provider architecture. GDPR-compliant with EU-region data storage. Built for the European dermatology market.

GDPR Compliant
EU Data Residency
30d Delivery Time
Live • MSP Operations

IT Service & Work Order Platform

Ticketing, work order management, technician dispatch, and AI-powered ticket classification for a US managed service provider. Multi-role portal (admin, manager, technician, client), Kanban boards, time tracking, and automated email workflows.

5 User Roles
AI Ticket Classification
13 Data Models
Technical Stack

Battle-Tested Tools.
Zero Hype.

I use what works in production, not what trends on Twitter. Every tool here runs in a live system today.

Frontend
React Next.js TypeScript Tailwind CSS shadcn/ui
Backend
Node.js Python FastAPI REST APIs OAuth 2.0
Database
PostgreSQL MongoDB Prisma ORM Redis
AI / ML
Claude API OpenAI GPT-4 LangChain RAG Systems Vector DB
Infrastructure
AWS (EC2, S3, RDS) Vercel Docker CI/CD
Integrations
Stripe Gmail API Zoho Ninja RMM Resend
Origin

Built Different.
By Design.

2014 — 2018
Military Academy, Belgrade
Bachelor's in Radar Systems & Electronic Engineering. Four years of military discipline, systems thinking, and precision engineering. President of Cadets Parliament.
2018 — 2021
Co-Founded K7 Tech
COO & Engineer. Built the company from zero. Learned that building technology is one thing — building a business around it is another entirely.
2021 — 2025
Independent Engineering
40+ projects shipped via Upwork. 100% Job Success. Top Rated Plus. Built systems across eCommerce, legal tech, healthcare, and construction.
2025 — Present
Technical Director & AI Architect
Leading AI systems development for US and EU enterprises. Managing development teams through Wolrix, my software agency. Building production platforms that run entire business operations.

The philosophy is simple.

I was trained to build systems where failure means people die. Radar installations. Electronic countermeasures. Communication networks that must work the first time, every time, in conditions designed to break them.

That standard doesn't lower because the stakes change from military to business.

When I build your platform, it carries the same discipline. The same obsession with reliability. The same refusal to cut corners that defined four years of military engineering education.

I don't do "good enough." I don't ship "it works on my machine." I don't promise timelines I can't keep or features I can't deliver. What I tell you will happen, happens.

I work with companies that understand this. That want a technical partner who treats their business like his own. Who builds systems that don't just work today — they scale, adapt, and compound in value over time.

If that's not what you're looking for, I'm not your guy. If it is — let's build something that dominates.

"When priorities shift, control the narrative. Clients don't need excuses — they need clarity, confidence, and execution. Lead decisively."
I was trained in a military academy to build systems that cannot fail. Radar communications. Electronic warfare. Precision under pressure.

I brought that discipline to software. Every system I build is designed to endure — not to impress in a demo and collapse in production.

Execution is the only currency that matters. Vision without delivery is entertainment. I don't pitch. I ship.
First Position or Nothing
In technology, being second means you're rebuilding what someone else already owns. I build systems that put you first and keep you there.
Strategic Boundaries
Clear scope drives exceptional results. Every feature, every module, every line of code serves a purpose. Nothing is built for show.
Self-Sustaining Architecture
Systems built to run without babysitting. 99%+ uptime isn't a goal — it's the minimum standard. Your business doesn't sleep, neither does your platform.
Knowledge Compounds
Every system I build makes the next one faster and stronger. Patterns, infrastructure, and architecture decisions accumulate into an unfair advantage.
"A wolf doesn't chase distractions — it hunts with purpose. I don't build software to participate in markets. I build it to dominate them."
— Uroš Jakovljević
Deep Dives

Expertise in Detail

Detailed breakdowns of how I approach each domain. Real methods, real results, no marketing fluff.

01

AI Software Development

How I build production AI systems — Claude API, GPT-4, LangChain, RAG. What real AI integration looks like vs. chatbot decoration.

Read More →
02

Enterprise AI Integration

Document intelligence, anomaly detection, business analytics, workflow automation. AI embedded into systems your team already uses.

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03

Custom SaaS Development

Full platforms from concept to production. CRM, project management, monitoring, estimating. Why custom beats off-the-shelf.

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04

Construction Technology

10 months building production construction software. QC, field reporting, estimating, bid management. What actually works on jobsites.

Read More →
05

Healthcare Software

GDPR-compliant telemedicine platforms, patient portals, and consultation systems. Compliance built into architecture, not bolted on.

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Let's Work

Ready to Build Something
That Actually Works?

I take on a limited number of projects at a time. If your business needs enterprise-grade technology built with precision, speed, and zero compromise — reach out.

Upwork — Fastest Response Hire Me Directly Email contact@urosjakovljevic.com LinkedIn Uroš Jakovljević
Enterprise & Team Projects Need a full dev team? Wolrix — $10K–$50K builds.
wolrix.com →