Qureos Mentor

Group-IB

<div>
 Founded in 2003 and headquartered in Singapore, Group-IB is a leading creator of cybersecurity technologies to investigate, prevent, and fight digital crime. Combating cybercrime is in the company&rsquo;s DNA, shaping its technological capabilities to defend businesses, citizens, and support law enforcement operations.
 
 
 Group-IB&rsquo;s Digital Crime Resistance Centers (DCRCs) are located in the Middle East, Europe, Central Asia, and Asia-Pacific to help critically analyze and promptly mitigate regional and country-specific threats. These mission-critical units help Group-IB strengthen its contribution to global cybercrime prevention and continually expand its threat-hunting capabilities.
 
 
 
 About The Role
 
 
 
 In this role, you will be instrumental in the engineering and end-to-end development of analytical services designed to provide advanced fraud intelligence. You will leverage your experience in production-grade Python development to enhance our strategic fraud detection capabilities through the analysis of session and network data, development of sophisticated fraud detection logic, and implementation of predictive modeling and scoring methodologies across diverse web entities.
 
 
 
 YOUR MISSION
 
 
 
 <ul>
 <li>
 Execute data collection and analysis from disparate sources to establish and maintain robust ETL pipelines.
 </li>
 <li>
 Perform advanced research into methodologies for fraud mitigation and anomaly detection within transactional and sessional data environments.
 </li>
 <li>
 Develop and integrate machine learning models and mathematical algorithms into the Fraud Protection ecosystem.
 </li>
 <li>
 Engineer and validate AI Agents tailored for complex analytical operations.
 </li>
 <li>
 Analyze session and network data to develop sophisticated fraud detection logic.
 </li>
 <li>
 Implement predictive modeling and scoring methodologies across diverse web entities.
 </li>
 <li>
 Synthesize research findings into comprehensive documentation and formal presentations.
 
 
 </li>
 </ul>
 
 What We Are Looking For
 
 
 
 <ul>
 <li>
 Strong foundation in tabular data analysis.
 </li>
 <li>
 Experience writing production-ready, asynchronous Python code (Python 3.10+).
 </li>
 <li>
 Experience with Python data analysis and machine learning libraries, including pandas and scikit-learn.
 </li>
 <li>
 Proficiency with Git; experience with Docker is a plus.
 </li>
 <li>
 Proficiency in IDE and terminal-based development.
 </li>
 <li>
 Experience building ETL pipelines.
 </li>
 <li>
 Experience orchestrating AI coding agents efficiently.
 </li>
 <li>
 Research-oriented mindset.
 </li>
 <li>
 Database experience with Elasticsearch, Cassandra, or ClickHouse is highly preferred.
 
 
 </li>
 </ul>
 
 What Sets You Apart
 
 
 
 <ul>
 <li>
 Prior experience within the cybersecurity or anti-fraud sectors.
 </li>
 <li>
 Experience implementing AI agents end-to-end.
 </li>
 <li>
 Strong documentation and presentation skills.
 </li>
 <li>
 Experience working with Elasticsearch, Cassandra, or ClickHouse.
 </li>
 <li>
 Good understanding of networking concepts (hosting, VPN, etc.).
 </li>
 <li>
 Understanding of fraud prevention and network protection.
 
 
 </li>
 </ul>
 
 WHY CHOOSE GROUP-IB
 
 
 
 Group-IB is a global leader in cybersecurity technologies that investigate, predict, prevent, and fight digital crime. We help organizations reduce risk and protect trust. Trusted by governments, major industries, and law enforcement, we deliver adversary-focused, predictive threat intelligence and cyber fraud fusion solutions that detect, analyse, and mitigate regional and country-specific digital crimes.
 
 
 <ul>
 <li>
 Work with real stakes. Group-IB investigates active cybercriminal groups, responds to breaches affecting critical infrastructure, and develops technologies used by law enforcement agencies including INTERPOL, Europol, and Afripol across 60+ countries. We've conducted 1,550+ cybercrime investigations alongside 600+ enterprise customers globally. When you join Group-IB, your work directly disrupts digital crime.
 </li>
 <li>
 Grow your way. Choose your own path: deepen your craft as a technical expert, step into leadership, move across to another team, or relocate to one of our Digital Crime Resistance Centers across the Americas, Europe, the Middle East &amp; Africa, Central Asia, and the Asia-Pacific. Your growth is our growth &mdash; Group-IB's expansion across 60+ active country operations means real career acceleration.
 </li>
 <li>
 We fund professional certifications at company expense &mdash; whether you're pursuing CEH, CISSP, OSCP, or specialized certifications in forensics and penetration testing. You don't have to choose between doing the job and advancing your credentials.
 </li>
 <li>
 Work alongside industry leaders. Our Unified Risk Platform &mdash; Threat Intelligence, Digital Risk Protection, Attack Surface Management, Managed XDR, and more &mdash; is recognized by Gartner, Forrester, KuppingerCole, and Datos Insights. Frost &amp; Sullivan named us a 2025 Global Technology Innovation Leader. When you work here, you're building technologies that set the industry standard.
 </li>
 <li>
 Real challenges, real expertise. You'll take on complex, real-world problems alongside adversary-centric researchers and incident response experts spread across six continents. We've built 21+ years of proprietary telemetry through 1,500+ joint investigations. No two threats look alike &mdash; and neither do the skills you'll develop.
 </li>
 <li>
 A team that is genuinely international. Our people come from different countries, speak different languages, and bring different perspectives. What connects us is a shared mission: fighting cybercrime and making the world safer. We care about your wellbeing and happiness as much as your output.
 </li>
 </ul>
</div>

Data Scientist

<div>Founded in 2003 and headquartered in Singapore, Group-IB is a leading creator of cybersecurity technologies to investigate, prevent, and fight digital crime. Combating cybercrime is in the company's DNA, shaping its technological capabilities to defend businesses, citizens, and support law enforcement operations.

Group-IB's Digital Crime Resistance Centers (DCRCs) are located in the Middle East, Europe, Central Asia, and Asia-Pacific to help critically analyze and promptly mitigate regional and country-specific threats. These mission-critical units help Group-IB strengthen its contribution to global cybercrime prevention and continually expand its threat-hunting capabilities. 


ABOUT THE ROLE

We are seeking a Senior DevOps Engineer to join our Development team. In this role, you will be at the core of our technology stack &mdash; building, maintaining, and scaling high-availability systems that power our global services. You'll work with a diverse set of modern technologies, including Linux, Kubernetes, Infrastructure as Code (IaC) tools, monitoring systems, and distributed databases.

This position offers the opportunity to work at the heart of a high-performance global platform, directly influencing its scalability, reliability, and resilience. You will collaborate with experienced engineers, shape best practices, and contribute to the continuous evolution of our infrastructure &mdash; ensuring that our systems remain robust, secure, and efficient at scale. 


YOUR MISSION
<ul>
<li>Maintain and optimize core server infrastructure, including bare-metal servers, LXC containers, virtual machines, and cloud environments.
</li>
<li>Operate and support core infrastructure services such as Nginx, Puppet, GitLab, Artifactory, Nexus, Harbor, Grafana, etc.
</li>
<li>Manage and evolve infrastructure following the Infrastructure as Code (IaC) paradigm.
</li>
<li>Handle and resolve incidents related to infrastructure operations.
</li>
<li>Collaborate closely with cross-functional teams (network engineers, developers, and other technical stakeholders).
</li>
<li>Design and implement high-availability, fault-tolerant, and scalable software solutions.
</li>
<li>Monitor service performance and availability using modern observability tools, ensuring system reliability and optimal resource utilization.</li></ul> 

WHAT WE ARE LOOKING FOR
<ul>
<li>4+ years of experience in Linux administration, DevOps, or Site Reliability Engineering (SRE).
</li>
<li>Strong proficiency in automating tasks using Bash or similar scripting languages.
</li>
<li>Solid understanding of networking fundamentals (TCP/IP stack, routing, DNS, etc.).
</li>
<li>Hands-on experience managing bare-metal infrastructure in production environments.
</li>
<li>Experience with configuration management systems such as Ansible or Puppet.
</li>
<li>Experience with distributed databases (Elasticsearch, Cassandra, MongoDB, MySQL, PostgreSQL, etc.).
</li>
<li>Expertise in Kubernetes administration and managing containerized workloads.
</li>
<li>Experience with IaC tools such as FluxCD or ArgoCD.
</li>
<li>Ability to design and implement high-performance, fault-tolerant, and secure infrastructure solutions.
</li>
<li>Experience with monitoring and observability systems &mdash; Zabbix, VictoriaMetrics, Loki, Grafana, etc. &mdash; including building dashboards and configuring alerting.</li></ul> 

WHAT SETS YOU APART
<ul>
<li>Programming experience in Python, Go
</li>
<li>Experience with cloud providers (AWS, GCP, Alibaba Cloud, or others).
</li>
<li>Familiarity with distributed storage systems (Ceph).
</li>
<li>Experience with service meshes (e.g., Istio).
</li>
<li>Proven track record of working on high-load, large-scale distributed systems.
</li>
<li>Experience with cloud providers (AWS, GCP, Alibaba Cloud, or others).
</li>
<li>Familiarity with distributed storage systems (Ceph).
</li>
<li>Experience with service meshes (e.g., Istio).
</li>
<li>Proven track record of working on high-load, large-scale distributed systems.</li></ul> 

<div>WHY CHOOSE GROUP-IB

Group-IB is a global leader in cybersecurity technologies that investigate, predict, prevent, and fight digital crime. We help organizations reduce risk and protect trust. Trusted by governments, major industries, and law enforcement, we deliver adversary-focused, predictive threat intelligence and cyber fraud fusion solutions that detect, analyse, and mitigate regional and country-specific digital crimes.
<ul>
<li>Work with real stakes. Group-IB investigates active cybercriminal groups, responds to breaches affecting critical infrastructure, and develops technologies used by law enforcement agencies including INTERPOL, Europol, and Afripol across 60+ countries. We've conducted 1,550+ cybercrime investigations alongside 600+ enterprise customers globally. When you join Group-IB, your work directly disrupts digital crime.</li>
<li>Grow your way. Choose your own path: deepen your craft as a technical expert, step into leadership, move across to another team, or relocate to one of our Digital Crime Resistance Centers across the Americas, Europe, the Middle East &amp; Africa, Central Asia, and the Asia-Pacific. Your growth is our growth &mdash; Group-IB's expansion across 60+ active country operations means real career acceleration.</li>
<li>We fund professional certifications at company expense &mdash; whether you're pursuing CEH, CISSP, OSCP, or specialized certifications in forensics and penetration testing. You don't have to choose between doing the job and advancing your credentials.</li>
<li>Work alongside industry leaders. Our Unified Risk Platform &mdash; Threat Intelligence, Digital Risk Protection, Attack Surface Management, Managed XDR, and more &mdash; is recognized by Gartner, Forrester, KuppingerCole, and Datos Insights. Frost &amp; Sullivan named us a 2025 Global Technology Innovation Leader. When you work here, you're building technologies that set the industry standard.</li>
<li>Real challenges, real expertise. You'll take on complex, real-world problems alongside adversary-centric researchers and incident response experts spread across six continents. We've built 21+ years of proprietary telemetry through 1,500+ joint investigations. No two threats look alike &mdash; and neither do the skills you'll develop.</li>
<li>A team that is genuinely international. Our people come from different countries, speak different languages, and bring different perspectives. What connects us is a shared mission: fighting cybercrime and making the world safer. We care about your wellbeing and happiness as much as your output.</li></ul></div></div>

Senior DevOps engineer - URP

<div>
 
 Founded in 2003 and headquartered in Singapore, Group-IB is a leading creator of cybersecurity
 
 
 technologies to investigate, prevent, and fight digital crime. Combating cybercrime is in the company&rsquo;s DNA, shaping its technological capabilities to defend businesses, and citizens, and support law enforcement operations.
 
 
 
 
 
 Group-IB&rsquo;s Digital Crime Resistance Centers (DCRCs) are located in the Middle East, Europe, Central Asia, and Asia-Pacific to help critically analyze and promptly mitigate regional and country-specific threats. These mission-critical units help Group-IB strengthen its contribution to global cybercrime prevention and continually expand its threat-hunting capabilities.
 
 
 
 
 
 Each of us can help make the world a safer place. Join us!
 
 
 
 
 
 
 WHAT WE WILL #DO TOGETHER:
 
 
 
 Group-IB is a partner of INTERPOL, Europol, and a leading cybersecurity and digital identity protection solutions provider.
 
 
 
 
 
 We are protecting the largest organizations and financial institutions worldwide from online fraud, threat actors and scam campaigns. Our work helps secure the lives of over 300 million users of online banking, ecommerce and e-government portals.
 
 
 
 
 
 Our day-to-day routine consists of cyber fraud cases investigations, deep research on fraud activity and constant development of solution capabilities and detection mechanisms. We invite you to fight cybercrime together with us!
 
 
 
 
 
 
 TASKS TO SOLVE:
 
 
 <ul>
 <li>
 Analyze suspicious events and user sessions for fraud behavior;
 </li>
 <li>
 Successfully utilize the latest technologies of fraud detection and come up with new methods;
 </li>
 <li>
 Participate in the development of a digital identity protection system and fraud detection;
 </li>
 <li>
 Prepare fraud activity reports and conduct research of malicious activity.
 </li>
 <li>
 Support customers with fraud analysis, investigations, and usage of the Fraud Protection Platform;
 </li>
 <li>
 Prepare use cases and anti-fraud strategies for new projects;
 </li>
 <li>
 Supporting the project during the PoC (Proof of Concept) and regular phase;
 </li>
 <li>
 Conducting presentations and training sessions;
 </li>
 <li>
 Configuring new projects and developing custom anti-fraud logic.
 </li>
 </ul>
 
 
 
 
 
 APPLY FOR THIS VACANCY IF YOU HAVE THE FOLLOWING QUALIFICATIONS:
 
 
 <ul>
 <li>
 Have experience in the financial sector (banking, payment systems, fintech, fraud prevention, and risk management);
 </li>
 <li>
 Have experience in data visualization and presentation preparation;
 </li>
 <li>
 Good communication and presentation skills, problem-solving, strong analytical skills, and great computer skills;
 </li>
 <li>
 Proficiency in Python and data analysis frameworks (pandas, NumPy);
 </li>
 <li>
 Experience working with databases;
 </li>
 <li>
 Basic knowledge of the web and mobile applications technologies.
 </li>
 </ul>
 
 
 
 
 
 WHAT ELSE WE APPRECIATE IN OUR TEAM:
 
 
 <ul>
 <li>
 Basic knowledge of ML;
 </li>
 <li>
 Proficiency in data visualization frameworks/tools (Plotly, Dash, Matplotlib);
 </li>
 <li>
 Knowledge of graph analysis techniques for fraud detection;
 </li>
 <li>
 Familiarity with API integration for fraud prevention tools;
 </li>
 <li>
 Strong skills in preparing and delivering presentations.
 </li>
 </ul>
 
 
 
 
 
 WHY CHOOSE GROUP-IB
 
 
 <ul>
 <li>
 
 Your happiness is important to us.
 
 We want every single team member to be happy.
 </li>
 <li>
 
 Continuing professional development.
 
 At Group-IB, you can choose from various paths to growth: progress as an expert, advance to a management position, try your hand in another department, relocate abroad, or launch a new business area at Group-IB.
 </li>
 <li>
 
 A team with extensive international expertise.
 
 Do you have experience but are looking for exciting challenges? By choosing us, you will be choosing complex tasks and continuously improving your skills in a fast-growing international company.
 </li>
 <li>
 
 Globally recognized technologies.
 
 Group-IB's members are located in 25 countries and our products and services are sold in 60 countries. What&rsquo;s more, Gartner, IDC, and Forrester have ranked our technologies among the best in their class. We work with over 450 international partners and about 500 clients.
 </li>
 <li>
 
 A culture created by each of us.
 
 Group-IB&rsquo;s employees speak many different languages and understand one another. We respect each other's beliefs, share common values, and strive toward the happiness of every employee.
 </li>
 <li>
 
 Economic stability.
 
 Group-IB's sustainable growth helps rapidly develop careers that would take years to progress as far as most other companies.
 </li>
 </ul>
 
 
 
 
 
 WHAT ELSE YOU SHOULD KNOW
 
 
 <ul>
 <li>
 
 Flexible schedule.
 
 Group-IB does not have fixed working hours. You choose your own schedule. We adhere to the principle advocated by Steve Jobs: &ldquo;We have to work not 12 hours, and head.&rdquo;
 </li>
 <li>
 
 Health.
 
 If anything goes wrong, don&rsquo;t worry &mdash; we offer health insurance.
 </li>
 <li>
 
 Certificates and training courses.
 
 Group-IB specialists hold over 1,000 professional certificates, including CEH, CISSP, OSCP, GIAC, MCFE, BSI, as well as some rare ones that would be a source of pride for experts in forensics, penetration testing, and reverse engineering worldwide. We have an incentive program that helps employees achieve certifications at the company's expense.
 </li>
 <li>
 
 Challenges.
 
 A wide selection of GIB programs helps you improve soft skills, gain new competencies, and receive monetary rewards.
 </li>
 <li>
 
 The initiative is rewarded.
 
 At Group-IB, you can bring your most daring ideas to life. The company encourages technical blogging, writing articles, building sports teams, and other creative activities.
 </li>
 </ul>
</div>

Data Analyst (Fraud Protection)

Join Group-IB and explore 3   exciting career opportunities. They're hiring for various roles with options for remote or on-site work. Apply today and become part of their innovative team.

Group-IB

About Company

Data Scientist

Senior DevOps engineer - URP

Data Analyst (Fraud Protection)