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Senior AI and full-stack developer with 7+ years of experience building scalable web and mobile applications and production-ready AI systems. Expertise includes LLM integration, RAG/agentic architectures, AI automation workflows, and microservices with cloud deployments. Strong full-stack background across modern frontends and backend frameworks, with deep experience in integrating messaging/voice agents, building AI-powered products (chatbots, content processing, e-learning), and delivering reliable enterprise-grade solutions on AWS/Azure with Docker and CI/CD.…Senior AI and full-stack developer with 7+ years of experience building scalable web and mobile applications and production-ready AI systems. Expertise includes LLM integration, RAG/agentic architectures, AI automation workflows, and microservices with cloud deployments. Strong full-stack background across modern frontends and backend frameworks, with deep experience in integrating messaging/voice agents, building AI-powered products (chatbots, content processing, e-learning), and delivering reliable enterprise-grade solutions on AWS/Azure with Docker and CI/CD.

Dejan Stanisin

Full Stack Developer, AI Engineer, Web Developer, +2

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Senior AI and full-stack developer with 7+ years of experience building scalable web and mobile applications and production-ready AI systems. Expertise includes LLM integration, RAG/agentic architectures, AI automation workflows, and microservices with cloud deployments. Strong full-stack background across modern frontends and backend frameworks, with deep experience in integrating messaging/voice agents, building AI-powered products (chatbots, content processing, e-learning), and delivering reliable enterprise-grade solutions on AWS/Azure with Docker and CI/CD.…Senior AI and full-stack developer with 7+ years of experience building scalable web and mobile applications and production-ready AI systems. Expertise includes LLM integration, RAG/agentic architectures, AI automation workflows, and microservices with cloud deployments. Strong full-stack background across modern frontends and backend frameworks, with deep experience in integrating messaging/voice agents, building AI-powered products (chatbots, content processing, e-learning), and delivering reliable enterprise-grade solutions on AWS/Azure with Docker and CI/CD.

Available to hire

Senior AI and full-stack developer with 7+ years of experience building scalable web and mobile applications and production-ready AI systems. Expertise includes LLM integration, RAG/agentic architectures, AI automation workflows, and microservices with cloud deployments.

Strong full-stack background across modern frontends and backend frameworks, with deep experience in integrating messaging/voice agents, building AI-powered products (chatbots, content processing, e-learning), and delivering reliable enterprise-grade solutions on AWS/Azure with Docker and CI/CD.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Beginner

Language

Serbian

Fluent

English

Fluent

Work Experience

Senior AI & Full Stack Developer at Workerlab

August 1, 2024 - Present

Led multiple AI-driven products and systems, including an agentic RAG platform for construction materials taxonomy classification, an LLM/news agent for automated spam and content cleaning, an e-learning LLM agent, and an AI automation workflow platform with real-time voice and text agents. Built and integrated multi-channel conversational AI across WhatsApp, Telegram, and Slack. Developed frontend dashboards and monitoring tools with React/Next.js/Vue, and backend orchestration services using FastAPI and Node.js with MongoDB/MySQL. Integrated major LLM providers (OpenAI, Anthropic, Google Gemini, xAI Grok) and implemented RAG/agent pipelines using LangChain and LangGraph with vector databases for contextual retrieval and multi-step reasoning. Worked on product initiatives including AI search ranking improvements (Getgeofix.com) and AI maintenance/error-fixing services (Shipready.workerlab.ai).

Senior AI & Full Stack Developer at RaceME

May 1, 2024 - June 30, 2025

Built and maintained a race management platform for Canadian real-time racing operations, including a Windows desktop app with local backend services using ASP.NET and MySQL for offline event management, participant registration, timing/scoring, and data storage. Designed a hybrid synchronization system that deployed Python-based services to AWS at race start to securely sync local race data for live online access. Developed a responsive React web portal and REST APIs for real-time results, rankings, scoreboards, and event statistics, ensuring reliable synchronization between local servers and cloud services. Implemented AWS deployment, monitoring, and infrastructure workflows for scalable and highly available live event performance.

Senior AI & Full Stack Developer at DIBDAA

April 1, 2022 - August 31, 2024

Delivered full-stack development for marketplaces in the UAE and Canada focused on pre-loved and sustainable secondhand goods. Built the e-commerce platform with Laravel and MySQL, including multi-vendor high-volume transactional workflows. Integrated Stripe and PayPal with secure transactions, webhooks, refunds, and payout logic. Implemented shipping integrations with Aramex and PostaPlus using shipment creation APIs, tracking synchronization, and automated status updates. Built WebSocket-based real-time chat for buyer/seller communication. Added AI chatbot features using OpenAI APIs to support product listing, search assistance, and automated user support workflows. Managed deployment and production delivery for marketplace features across both regions.

Senior AI & Full-Stack Engineer at SOS Public Adjuster

October 1, 2019 - February 28, 2022

Built a legal services and case automation platform for U.S.-based clients focusing on digitizing workflows, document processing, and AI-assisted research. Developed enterprise-grade frontend applications with Angular and RxJS, including modular components, complex reactive forms, and role-based case management dashboards. Implemented backend services with Django and PostgreSQL using normalized schemas for clients, cases, document metadata, and audit logs. Integrated with Monday.com for task board synchronization and automated case updates. Developed AI tools using OpenAI and Anthropic (Claude) for legal summarization, structured data extraction, compliance validation, and drafting assistance. Created web scraping pipelines for structured legal/regulatory datasets. Deployed systems on AWS and Azure using Docker, CI/CD, and infrastructure tooling.