Infrastructure Engineer (Mid level)

Who are we? Hi! 👋 We are Ravelin! We're a fraud detection company using advanced machine learning and network analysis technology to solve big problems. Our goal is to make online transactions safer and help our clients feel confident serving their customers. And we have fun in the meantime! We are a friendly bunch and pride ourselves in having a strong culture and adhering to our values of resourcefulness, ambition, thoughtfulness and integrity. We really value work/life balance and we embrace a flat hierarchy structure company-wide. Join us and you’ll learn fast about cutting-edge tech and work with some of the brightest and nicest people around - check out our Glassdoor reviews. If this sounds like your cup of tea, we would love to hear from you! For more information check out our blog to see if you would like to help us prevent crime and protect the world's biggest online businesses. Responsibilities We are looking for someone to join our Infrastructure Engineering Team to work on the core infrastructure that underpins our platform. Our systems already process 1000’s of requests per second and with your help we will continue to scale with our clients. You will work closely with teams across engineering and in the wider organisation to build systems with reliability, security, and scalability at their heart. You care deeply about developer experience and will contribute to improving CI/CD pipelines, enabling new capabilities in GCP, and optimising performance of our Kubernetes cluster. If you love automating everything, treating infrastructure as code, and building resilient systems, we want to hear from you. Requirements Experience maintaining a CI/CD system Experience with GNU/Linux administration and shell scripting Experience working with Cloud Infrastructure Experience with Terraform or similar infrastructure-as-code tooling A solid grasp of computer networks, routing, and security fundamentals (HTTP/S, DNS, Load Balancing, etc). Experience operating Kubernetes clusters and familiarity with the wider ecosystem Nice to haves Familiarity Elasticsearch, PostgreSQL, Redis Familiarity with Go development language Familiarity with Helm and Flux Benefits Flexible Working Hours & Remote-First Environment — Work when and where you’re most productive, with flexibility and support. Comprehensive BUPA Health Insurance — Stay covered with top-tier medical care for your peace of mind. £1,000 Annual Wellness and Learning Budget — Prioritise your health, well-being and learning needs with funds for fitness, mental health, and more. Monthly Wellbeing and Learning Day — Take every last Friday of the month off to recharge or learn something new, up to you. 25 Days Holiday + Bank Holidays + 1 Extra Cultural Day — Enjoy generous time off to rest, travel, or celebrate what matters to you. Mental Health Support via Spill — Access professional mental health services when you need them. Aviva Pension Scheme — Plan for the future with our pension program. Ravelin Gives Back — Join monthly charitable donations and volunteer opportunities to make a positive impact. Fortnightly Randomised Team Lunches — Connect with teammates from across the company over in person or remote lunches every other week on us! Cycle-to-Work Scheme — Save on commuting costs while staying active. BorrowMyDoggy Access — Love dogs? Spend time with a furry friend through this unique perk. Weekly Board Game Nights & Social Budget — Unwind with weekly board games or plan your own socials, supported by a company budget. * Job offers may be withdrawn if candidates do not meet our pre-employment checks: unspent criminal convictions, employment verification, and right to work.*