Hi, I'm

MarijaManeva

DataScience·AIEngineer
LLM Applications
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About Me

Who I Am

Marija Maneva

Marija Maneva

Data Science · AI Engineer

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Bio

As an AI Engineer with 2 years of experience and a background in Data Science, I specialize in automating complex tasks and systems using AI. I work with Python, LLMs, LangChain, LlamaIndex, vector databases, and RAG architectures to create impactful solutions. Detail-oriented and highly motivated, I'm passionate about AI's transformative potential and committed to building solutions that deliver real value to clients and end-users.

Education

2023 – 2025

MSc. Computer Engineering (Data Science)

University of Pavia · Italy

Thesis: "A Deep Learning Framework for Vector Graphics Generation using Stable Diffusion"

2019 – 2022

BSc. Computer & Electrical Engineering

University of Pavia · Italy

Thesis: "Machine Learning Techniques for the Prediction of the Progression of Multiple Sclerosis"

Experience

June 2025 – Present

AI Engineer – Consultant

Reply · Fulltime

Dec 2023 – March 2025

Data Science – AI Engineer

Produkto · Part-time

Languages

ItalianNative
EnglishC1
GermanA1

Skills & Technologies

Core Skills

RAGMulti-Agent SystemsPrompt EngineeringFew-Shot LearningProblem SolvingSystem DesignData AnalysisPublic SpeakingPresentation DesignWorkshop Creation

AI & LLM

Claude CodeLangChainLangGraphLlamaIndexLiteLLMLangFuseRAGASCodexGitHub CopilotGeminiChatGPTClaudeNotebookLMGemini CLI

Cloud & Infrastructure

AWSGCPBigQueryCloud RunPostgreSQLNeo4JMongoDBVercelGradioStreamlit

Programming & Markup Languages

PythonSQLHTML/CSS

Frameworks & Libraries

Google ADKGemini SDKVertex AI SearchTensorFlowPyTorchScikit-learnKerasXGBoostFastAPIFlaskPySparkHadoopMongoDBPandasNumPyOpenCVMatplotlib
Personal Projects

Open Source & Academic Work

fluent-journey-builder-do9zfz67p-marijas-projects-564e57e7.vercel.app
Fluent Journey Builder preview
Live

Fluent Journey Builder

Interactive language learning app for building personalised study journeys, tracking progress across languages, and staying consistent with structured goal-setting and visual progress tracking.

ReactTypeScriptNext.jsVercel
Completed

Master Thesis — Stable Diffusion for Vector Graphics

Developed a full AI generation system from text prompts with complete data pipeline. Fine-tuned Stable Diffusion on a custom dataset, deployed inference endpoint, and implemented AI-assisted prompt refinement with a user-friendly interface.

Stable DiffusionFine-tuningDeep LearningPython
Completed

Business ChatBot Platform

AI-powered chatbot platform providing context-aware advisory services through specialized bot types. End-to-end LLM system processing structured and unstructured data.

PythonFastAPIMongoDBOpenAILangChainGradio
View on GitHub
Completed

Movie Recommendation App

Conversational recommendation application using generative AI for personalized movie suggestions through natural language. Showcases RAG architecture and multi-source data integration.

ChromaDBSentenceTransformerLangChainOpenAITMDB APIGradio
View on GitHub
Completed

Large-Scale Movie Reviews Analytics

Conducted large-scale data analysis on movie reviews using big data technologies. Demonstrated distributed computing and cross-platform processing.

HDFSMapReduceSparkMongoDBPandasPython
View on GitHub
Completed

Cloud Computing — Scalable Distributed App

Developed a distributed, scalable, elastic, and fault-tolerant application leveraging AWS cloud services. Production-grade microservices with serverless architecture and infrastructure automation.

AWSMicroservicesServerlessInfrastructure Automation
View on GitHub
Professional Work

Professional Projects

Selected work applying AI and ML to real-world problems.

Completed

AI-Powered Logo Generation Tool

Implemented an AI-powered tool for automated logo generation at Reply, including fine-tuning a deep learning model on a logo dataset and integrating a vectorization pipeline to convert raster images into resolution-independent SVG formats.

AI
Generated SVGs
E2E
Pipeline
Prod
Deployed
Deep LearningFine-tuningSVG VectorizationPython
Completed

Skill Agent — Conversational Profiling Tool

Developed a conversational profiling tool for SDLC work at Produkto using cloud-friendly services. Built with PostgreSQL + SQLAlchemy/Alembic for multi-user support, GPT-4 via LiteLLM, delivery flow tracking, and Angular frontend.

Multi
User Support
GPT-4
Powered
Full
Stack
LangChainGPT-4PostgreSQLAngularLiteLLM
Completed

Proposal Validation Agent

Built a full AI pipeline for automated checking of business proposals. Implemented specialized agents for rules validation, tag extraction, conflict detection, and proof-of-work using Python, FastAPI, OpenAI, LangChain, LangFuse, and RAGAS for evaluation.

5
Specialized Agents
Auto
Validation
RAGAS
Evaluated
LangChainFastAPIOpenAIRAGASLangFuse
Completed

Business Analyst Chatbot

Created an intelligent chatbot with a hybrid memory system combining short-term and long-term storage for smooth, context-aware conversations. Designed for business analyst workflows with persistent context across sessions.

Hybrid
Memory
Persist
Context
Multi
Turn Chats
LLMMemory SystemsLangChainPython
Completed

File Processor & Parser Pipeline

Built a document classification and parsing system that handles PDF, DOCX, and PPTX files using PyMuPDF, python-docx, and Pillow. Features meaning-based document sorting with flexible GPT model selection (Vision or Text mode).

3
File Formats
Vision+
Text Modes
Auto
Classification
PyMuPDFGPT VisionPythonpython-docx
Get in Touch

Let's Connect

Open to opportunities and collaborations. Feel free to reach out!

Contact Info

Email

marijamaneva99@gmail.com

GitHub

marijamaneva

Location

Wildegg, Switzerland

Usually within 24 hours