Hi, I'm Nikola Radojević
Senior Fullstack Engineer
14+ years of hands-on experience building production web and mobile software for international clients. Specialized in React, Node.js, PHP, Laravel, MySQL, and scalable real-time systems.
Full Product Lifecycle
From system architecture, database schema, and server deployment to front-end and native mobile applications.
High-Performance & Scalability
Extensive expertise across optimized database design, robust REST APIs, resilient backend logic, and responsive frontend design built for scale.
Direct Client Ownership
10+ years collaborating directly with international stakeholders to translate business goals into reliable technical reality.
Expertise
Technical Arsenal
Proficient across modern web and mobile stacks, automated workflows, and high-load backend infrastructures.
Frontend
Backend & APIs
Mobile
Python, Infra & Tools
Portfolio & Architecture
Flagship Systems & Products
End-to-end architectures engineered, maintained, and scaled under Imagine Code.
Driving School Software Ecosystem
Comprehensive technology platform managing end-to-end operational and customer-facing workflows for modern driving schools.
- Student registration, customer onboarding & online payment gateways
- Automated course booking integration with government portals
- Instructor shift planning, salary & accounting, WhatsApp & email messaging platform
- Central administration dashboards with financial reporting & analytics
Student Companion Mobile App
Cross-platform iOS and Android application synchronizing directly with the centralized driving management core.
- Real-time driving lesson schedule, course history & instructor notes
- In-app tuition payments, invoice receipts, and balance summaries
- Driving theory quizzes & upcoming exam notifications
Driving Theory Learning Platform
Subscription-based interactive e-learning platform inspired by Duolingo's gamified retention model.
- Bite-sized video lessons & adaptive quiz practices
- Official driving theory exam simulations & readiness score metrics
- Automated recurring subscription billing and access permissions
Live Online Classroom Platform
Ultra-low latency live-streaming infrastructure built for real-time remote teaching and attendance tracking.
- High-performance Nginx RTMP video broadcast pipeline
- Real-time WebSocket chat and interactive Q&A during broadcast
- Secure token-based stream access control & attendance logging
Career Journey
Work Experience
Founder & Senior Fullstack Engineer
2019 – PresentFounded and operate software agency Imagine Code, developing and maintaining custom web and mobile software for long-term international clients. Responsible for architecture, development, third-party integrations, deployment, production support, and continuous product evolution.
Freelance Fullstack Developer
2012 – PresentDelivered 116+ successful projects with 5-star ratings for clients across Europe, North America, and globally. Specialized in end-to-end fullstack development: React web apps, Node.js and Laravel backends, Python automation crawlers & Selenium, database performance tuning, and cross-platform mobile apps.
ETS “Nikola Tesla” Kraljevo
High School Diploma — Electrical Engineering
10+ years working with international clients · End-to-end product ownership · AI-assisted development with Cursor · Long-term B2B partner.
Let's build something remarkable together.
Available for B2B contracts, freelance projects, technical consulting, and senior engineering roles. Let's discuss your product roadmap.