Nino Požar

Data Scientist

Matulji, Primorje-Gorski, Croatia9 yrs 7 mos experience

Highly StableAI Enabled

Key Highlights

Developed ALISA, an AI product enhancing operational efficiency.
1st place in Croatia's largest data science competition.
Top student at the Faculty of Biotechnology in Rijeka.

Stackforce AI infers this person is a Data Science and AI specialist in SaaS environments.

Contact

Skills

Core Skills

Data ScienceArtificial Intelligence (ai)Product DevelopmentMachine LearningChemometricsChemistry

Other Skills

DatabricksPySparkRAGPythonJavaScriptProblem SolvingAgile methodologiesCommunicationScrumPower BIQlik SenseDjangoSQLOptimization AlgorithmsData Visualization

About

As an accomplished Senior Data Scientist, I specialize in leveraging data and AI to deliver automated, end-to-end solutions that optimize business processes. With a solid background in data science, machine learning, software engineering and product management, I excel in developing AI-driven products that boost operational efficiency, productivity, and profitability across various industries. Skills & Expertise: - Classical ML (demand forecasting) - Software Engineering - Business Intelligence - Process optimization algorithms - Segmentation & Clustering - Recommendation engines - GenAI & RAG - Client communication & collaboration Tech Stack: - Python & ML libraries & algorithms - SQL - Databricks & PySpark - Power BI & Qlik Sense - Retool & JS - Django - MS Azure Key Achievements: - Led the development of ALISA, an AI product implemented on MS Azure/Databricks or on-premises. - 1st place at the LUMEN Data Science, the largest student data science competition in Croatia. - Honored as the top student of my generation at the Faculty of Biotechnology in Rijeka. Contact Information: Location: Rijeka, Croatia Email: pozar.nino@gmail.com

Experience

9 yrs 7 mos

Total Experience

3 yrs 8 mos

Average Tenure

1 yr 5 mos

Current Experience

Epam systems

Senior Data Scientist

Jan 2025 – Present · 1 yr 5 mos · Zagreb, Croatia · Remote

Senior Data Scientist / GenAI Full-stack Developer working on the development of a GenAI product in the business planning domain, designed to enhance team productivity and improve decision-making processes for a large consumer goods company.
Key Responsibilities:
Building and maintaining ETL pipelines for data processing using Databricks and PySpark
Applying RAG techniques and Prompt Engineering for analyzing underlying data, extracting key insights, and generating recommendations
Developing UI and workflows in Retool
Implementing SE best practices to ensure product maintainability and scalability
Implementing new features to existing solution
Tools:
Databricks (SQL, Python + PySpark), Retool (Python + JS), GIT, CI/CD pipelines (Azure DevOps)

DatabricksPySparkRAGPythonJavaScriptArtificial Intelligence (AI)+2

Be-terna

3 roles

Product Owner

Sep 2023 – Jan 2025 · 1 yr 4 mos · Remote

Product Owner and Lead Developer for ALISA AI
Responsibilities:
Vision and Strategy
Roadmap Development
Oversee SCRUM
Product Development
Key Achievements:
ALISA implemented across various industries (pharma, food, fashion, hospitality, retail, …)
Improved operational efficiency, productivity, and profitability for clients
Skills & Tools:
Agile methodologies and practices
Technical expertise in data science, ML, and software engineering
Communication, collaboration and engagement in marketing and presales activities
Project analysis & FRD definition
JIRA, Python, Azure DevOps

Agile methodologiesData ScienceMachine LearningCommunicationScrumProblem Solving+2

Data Scientist

Jan 2020 – Jan 2025 · 5 yrs · Remote

Developing and implementing advanced ML/AI solutions to optimize business processes across diverse industries.
Key Responsibilities:
Demand Forecasting using classical ML
Algorithms for ordering quantity automation
Transportation optimization using knapsak and bin packaging algorithms
BI development with Qlik Sense and Power BI
Custom Qlik Sense extensions using JS
API developement using Django
Customer segmentation using unsupervised learning
Recommendation systems using hybrid approach (collaborative filtering + content based)
Chatbot in Qlik Sense using OpenAI and RAG with LangChain
Tech Stack:
ML: Python, ML libraries,
BI: Power BI and Qlik Sense, adept at custom extension development with JS/TS and Django.
GenAI: OpenAI & LangChain
Cloud: MS Azure - AML, Databricks, AF, storage, ...
VCS: GIT, Azure DevOps
DB: SQL, various DBs (PostgreSQL, MS SQL, MySQL, ...)

PythonPower BIQlik SenseDjangoSQLData Science+2

Student Data Scientist

Jul 2019 – Dec 2019 · 5 mos · Remote

Student job as a data scientist on a project at BI department. It was a banking predictive analytics project for predicting client behavior.

Data VisualizationPredictive ModelingSQLBusiness Intelligence (BI)Data Science

Department of biotechnology rijeka

2 roles

Student Guest Lecturer

Oct 2018 – Sep 2019 · 11 mos · Rijeka, Croatia · On-site

Teaching lectures and seminars on multivariate and univariate regression as a part of Chemometrics course during academic year 2018/19.

ChemometricsPresentation SkillsPublic SpeakingChemistry

Student Teaching Fellow

Oct 2016 – Sep 2018 · 1 yr 11 mos · Rijeka, Croatia · On-site

Helping the professor of Physical Chemistry performing the subject during academic years 2016/17 and 2017/18.

StatisticsPresentation SkillsPublic SpeakingChemistry

Centre for micro- and nanosciences and technologies, university of rijeka

Collaborator on a Research Project

Oct 2016 – Sep 2019 · 2 yrs 11 mos · Rijeka, Croatia · On-site

Research at Laboratory for colloids, polyelectrolytes and interfaces and Laboratory for physical chemistry under the supervision of doc. dr. sc. Duško Čakara. Work was mostly focused on the analysis of NIRS and UV/Vis spectral data using chemometric methods - including PCA, PLS among others. Developed a novel method for pKa detection using ML principles and without the need for calibration. Presented work at several international scientific congresses in the field of colloid sciences such as IACIS and ECIS.

ChemometricsStatisticsR (Programming Language)