F6, a leading developer of technologies for fighting cybercrime. We develop high-tech solutions to protect against cyber threats and bring together experts who strive to make the world a safer place. We are currently looking for an Antifraud Analyst.

WHAT WE WILL DO TOGETHER:

Fraud Protection is a high-load system for detecting, preventing, and eliminating fraud in real-time across all digital channels (web, mobile applications). The system protects against malware, fraud, scraping, bots, and various forms of social engineering.

TASKS TO BE SOLVED:

Monitoring and analysis of transactions: • Monitoring and analyzing transactional and session flows to identify fraudulent schemes • Identifying new types of fraud, conducting investigations, and developing corresponding protection algorithms

Development and optimization of rules: • Developing and configuring fraud detection rules based on data analysis and statistics • Optimizing existing rules to improve their accuracy and reduce false positives • Testing and validating new rules and algorithms

Working with systems and tools: • Working with risk management and antifraud systems • Using data visualization tools for analysis and presentation of results • Using tools for analyzing data from databases • Creating and maintaining documentation for developed rules and processes

APPLY FOR THIS VACANCY IF: • You have experience in transactional/session antifraud • You understand how payment systems and financial transactions work • You have analytical skills and can work with data • You are ready to solve complex problems and continuously learn • You know the main types of fraudulent schemes used in the financial sector • You know the principles of web applications, as well as basic security measures and protection against common attacks • You understand how HTTP/HTTPS protocols work, as well as security settings using TLS • You know Python • You know how the Git version control system works

IT WILL BE AN ADVANTAGE IF YOU:

• Have basic knowledge or experience with Elasticsearch, Cassandra, ClickHouse, and TypeScript • Have worked with data visualization tools (e.g., Tableau, Power BI) • Have experience with machine learning systems for fraud detection

WHY F6?

Calling F6's mission is to combat cybercrime. We create world-class solutions to protect companies and users from the actions of attackers.

Technological Leader We were the first in Russia to launch incident response and cybercrime investigation services, opened the country's first private CERT, brought Threat Intelligence, Digital Risk Protection, and Attack Surface Management technologies to the information security market, and are developing new directions.

Real Tasks from Day One At F6, you will immediately start working on practical tasks to gain applied knowledge and quickly develop the necessary skills — and we will share our knowledge and experience.

A Team That Helps You Grow We love what we do, and do what we love. Together we face serious challenges and solve complex problems — and, of course, help each other.

WHAT WE OFFER?

Flexible Schedule We don't have a fixed start to the workday. It doesn't matter what time you arrive at the office — what matters is how you use your working time.

Voluntary Medical Insurance With dental care, doctor visits at home, emergency hospitalization, and international travel insurance.

Development Regular internal meetups — we share knowledge, work approaches, and successful solutions.

Training Funding for certifications, training, participation in specialized webinars and conferences. Corporate advanced training courses for cybersecurity specialists.

Atmosphere No dress code or excessive bureaucracy, fruits and pastries in the office, great corporate events and team-building activities.

Sports Partial reimbursement for fitness, the opportunity to join our football and volleyball teams for which we rent sports grounds, and other interest-based communities — we run marathons together, go hiking, practice yoga.

Discounts Partnership programs with educational platforms and discounts at many popular stores, restaurants, delivery services, etc.

According to the analytical agency Gartner (list of the best global providers of Threat Intelligence), 2014; Top 5 according to Forrester report, 2017.

According to tadviser, 2011.