Bot Protection Engineer

About Kiwi.com

Kiwi.com provides innovative travel tech solutions for customers and businesses.

Founded by Oliver Dlouhý and Jozef Képesi in 2012, Kiwi.com is an online search engine allowing users to combine transportation from non-cooperating carriers. Self-connect travel itineraries allow users to combine flights and ground transportation from over 800 carriers. Kiwi.com ranked seventh in the 2017 Deloitte Technology Fast 500 EMEA list, becoming the highest-ever rated Czech company. Following the previous success, Kiwi.com ranked fifth in the very same program in 2018. In November 2019, the company announced a change in its vision of becoming the first Virtual Global Supercarrier and won the People’s Choice Award at Phocuswright Conference in Miami.

Position

The role of Bot Protection Engineer consists of supporting the scraping platform, building tooling and automation to curb blocking, analyzing data to uncover patterns of blocking, and assisting with incidents and outages.

What will you do?

• Design novel bot workaround techniques
• Analyze data to uncover blocking techniques and apply solutions to prevent them
• Implement effective countermeasures to stop blocking our services based on the identified patterns
• Partner with internal teams to help shape and develop bot prevention technology
• Assist Operations teams (Autobooking, Data-Acquisition, Ancillaries) with incidents and outages

Your qualification

• 2+ years of experience in the adversarial space working on Scraping or Reverse Engineering
• Good understanding of browser internals and various fingerprinting variables
• Deep understanding of networking protocols
• Good understanding of browsers and mobile apps operations
• Provable proficiency in any of the following languages (Python, Javascript, Go, Elixir)
• Great ability to recognize and analyze problems
• Willingness to deal with the problem until it's resolved
• Agility and willingness to deal with a high level of ambiguity, change, and pressures of high-profile incidents

What we offer

• We deploy immediately after a job is completed, not after months of QA
• Do, fail, learn – repeat! We understand that mistakes happen and we learn fast 
• We decide which cutting-edge technologies are appropriate for the task
• We code at hackathons and other competitions
• We support the local technological community
• We visit and speak at conferences and technological events worldwide
• We use our work time wisely with a friendly vacation policy and work schedule
• We also like to party and hang out together
• We work, play, relax, workout and even nap in our offices 
• We’re a great team of passionate and fun-loving people from across the globe who you’ll love working with
• We look forward to you joining our team-buildings and parties!
• Besides a motivating salary, we offer quarterly bonuses dependent on your performance and the company’s results
• The opportunity to join our Phantom Stock scheme (for positions from level 5 upwards)
• We also enjoy benefits, such as meal vouchers, 20+5 days vacation, Cafeteria program, sick days, VIP Medical Care, multisport card
• Flight vouchers to celebrate your kiwi anniversaries
• Work from home and/or our modern office located in ZET Nová Zbrojovka where you can enjoy sauna, gym, masseur, sleeping spots, canteen, showers, chillout zones, Rebelbeans coffee, garage spaces 
• Hardware from Apple or Microsoft based on your preferences 
• Relocation package (including visa support) 
• We offer unlimited contracts within a forward-thinking and ambitious company
• Dogs, kids, and parties are welcome in our offices
• Grow.Kiwi program which supports parents and keeps them engaged with the company