Big Data Analyst

ReversingLabs

Big Data Analyst at ReversingLabs interpreting and analyzing data insights for cybersecurity maturity. Collaborating in a dynamic team, utilizing various data sources and databases.

Posted 5/20/2026full-timeZagreb • 🇭🇷 CroatiaMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

ETLJavaPython

About the role

Key responsibilities & impact

Gathering data from various sources and then cleansing, organizing, processing, and analyzing it to extract valuable insights and information
Working with various database types to handle large amounts of data in structured, semi-structured, and unstructured form
Developing reports and dashboards (charts, tables, ...) with data analysis results to help different audiences make better decisions
Identifying, analyzing, and interpreting trends or patterns in complex data sets
Understanding sources and lineage of data to control the quality of our data sets
Collaborating with team members to prioritize business and information requirements
Ensure data quality by implementing data validation and cleansing processes
Performing routine analysis tasks to support day-to-day business
Applying statistical analysis methods for consumer data research and analysis purposes
Maintain and improve existing data pipelines
Closely collaborating with both the IT teams and customer-facing teams to accomplish company goals and prove value to our customers

Requirements

What you’ll need

Strong analytical skills with the ability to collect, organize, analyze, and disseminate significant amounts of information with attention to detail and accuracy
Experience with data visualization tools
Solid understanding of data warehousing concepts and ETL/ELT processes
Experience with some programming languages (Python, Java, …)
Experience with databases and writing queries
Working proficiency in written and spoken English
Enthusiasm for teamwork, constant learning, and adapting to new circumstances
**Desired skills**
Knowledge of statistics and experience with statistical packages for analyzing datasets
Proficiency in creating complex data models, database design, and data mining techniques
Expertise in using techniques like clustering, association rule mining, and customer segmentation to uncover valuable insights
Proven ability to understand and apply data insights to solve real-world business problems
Experience in creating concise and informative analysis reports and summaries that effectively communicate key findings and recommendations

Benefits

Comp & perks

Hybrid work options (paid accommodation & transportation to Zagreb during onboarding for remote employees)
Flexible working hours
Generous compensation and a bonus system based on annual performance
Hefty personal education budget and possibility to attend leading conferences and seminars in the field
Company library and possibility to order books of choice via Amazon
Permanent contract in a fast-growing global company with Fortune 500 & governmental agencies as clients
Challenging projects in a dynamic, collaborative team
Great career advancement opportunities - clear goals & internal promotions
Employee referral bonus program, EUR 1,060 net for junior position, EUR 2,123 net for mid to senior positions, and EUR 2,654 net for principal/managerial positions
Multisport card, annual health checkup, newborn child allowance, rent-cost, and 3rd pillar pension benefits
Wellness Weekends - quarterly, company-wide three day weekend, starting with a company paid Friday off for all employees
Fully covered car garage in Radnička for all employees

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

data cleansingdata organizationdata processingdata analysisdata visualizationETLELTPythonJavastatistical analysis

Soft Skills

analytical skillsattention to detailteamworkconstant learningadaptabilitycommunicationproblem-solving