Expert Python development services from Serbia. AI/ML, backend APIs, data engineering, and automation with experienced Python developers.
Python has become the language of choice for AI/ML, data science, and backend development. Its versatility, rich ecosystem, and readability make it ideal for everything from machine learning models to high-performance APIs. At StepTo, our Serbian Python developers bring expertise across the full Python spectrum.
Whether you're building AI-powered applications, data pipelines, backend services, or automation tools, our developers deliver production-ready solutions. We work with modern frameworks like FastAPI and Django, ML libraries like TensorFlow and PyTorch, and LLM tools like LangChain.
Based in Belgrade, Serbia, our Python developers combine strong computer science fundamentals with practical experience. You get senior-level expertise in AI/ML and data engineering at competitive rates, with the timezone alignment for seamless European collaboration.
Comprehensive Python solutions from AI to automation
Custom ML models, deep learning, NLP, computer vision, and AI-powered applications with TensorFlow and PyTorch.
Scalable REST and GraphQL APIs with Django, FastAPI, or Flask following best practices.
ETL pipelines, data warehouses, analytics platforms, and big data processing with Python.
Business process automation, web scraping, DevOps scripts, and workflow automation.
Statistical analysis, predictive modeling, dashboards, and business intelligence solutions.
OpenAI, LangChain, vector databases, RAG systems, and generative AI applications.
Frameworks, libraries, and tools our Python developers master
Python solutions across domains
Intelligent systems that learn, predict, and automate decision-making processes.
End-to-end data infrastructure for collection, processing, and analysis.
High-performance APIs and services powering web and mobile applications.
Applications leveraging large language models and generative AI.
Serbian Python developers offer deep expertise in AI/ML, data engineering, and backend development at 40-60% lower costs than Western Europe. Our developers are experienced with modern Python ecosystem, work in CET timezone for real-time collaboration, and have strong computer science fundamentals essential for complex Python projects.
For web development, we use Django for full-featured applications and FastAPI for high-performance APIs. For ML/AI, we work with TensorFlow, PyTorch, and Scikit-learn. For data engineering, we use Pandas, Apache Airflow, and various ETL tools. We also have expertise in LangChain for LLM applications.
Yes, AI/ML is one of our core strengths. Our Python developers build custom ML models, deep learning systems, NLP applications, computer vision solutions, and LLM-powered applications. We handle the full ML lifecycle from data preparation to model deployment and monitoring.
Yes, we have extensive experience with LLM integration using OpenAI APIs, LangChain, and vector databases like Pinecone and Weaviate. We build RAG systems, chatbots, document processing pipelines, and custom AI assistants tailored to your business needs.
We build robust data pipelines using Python with tools like Apache Airflow for orchestration, Pandas for transformation, and various connectors for data sources. We design data warehouses, implement real-time streaming, and create analytics platforms.
We deploy ML models using containerization (Docker), cloud services (AWS SageMaker, GCP Vertex AI), and custom FastAPI endpoints. We implement MLOps practices including model versioning, A/B testing, monitoring, and automated retraining pipelines.
Let's discuss your Python project. From AI/ML to backend APIs, our developers are ready to build your solution.
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