Backend Engineer | Mid - Senior | Go | Saily

Навыки

• Android
• Android Studio
• AWS
• Cassandra / Scylla
• Cloudflare
• CSS
• Dagger / Hilt / Koin

О компании и продукте

• At Saily, we’re removing the hassle of staying connected while traveling — no roaming fees, no plastic SIM cards, just lightning-fast, secure mobile data in 200+ destinations. Saily has millions of paying customers and hundreds of thousands of travelers browsing through Saily at any given moment.
• To build the best product for our customers, we foster AI-native Product Engineering culture, where:
• The Engineer is the builder, who is responsible for solving customer problems end-to-end (idea to production)
• AI Agents are the enablers who write most of the code and solve repeatable tasks to help the Engineers maximize their impact

Задачи

• Enhancing the Saily product by developing and maintaining new features
• Create features to support layers of multi-dimensional personalization, A/B experimentation, and analytics
• Develop and maintain a high-quality codebase
• Seek to improve code and performance constantly
• Mentor colleagues on development best practices & provide technical guidance
• Exercise influence on the overall vision and long-range goals of your team
• Perform R&D operations whenever required
• Work as part of a cross-functional team and help to ensure smooth communication between all team members
• Collaborate with engineering, product, and design professionals from other teams
• This is a hybrid position requiring office attendance 3 times a week - Monday, Wednesday, Friday
• Backend: Go, MySQL, Kafka, Docker, Kubernetes, AWS, Redis
• Frontend: Next.js, React.js, TypeScript, GraphQL, Tailwind CSS, Cloudflare Workers
• IOS: SwiftUI, Xcode, Combine, SPM, MVVM Architecture
• Android: Kotlin, Android Studio, Hilt, Coroutines, Jetpack Compose, MVVM Architecture
• AI tools: Claude Code, OpenAI Codex, OpenCode, Cursor with Composer

Требования

• 4+ years of product experience, preferably in a startup/scaleup environment
• Proven experience working with Go
• System design is nothing new to you, and you know what patterns to use, when, and why
• Previous experience in working with K8s and microservice architecture is a plus
• Previous experience with SQL (MySQL, PostgreSQL) and NoSQL (Cassandra, Redis) solutions
• Previous experience with Kafka
• Passionate about building APIs that are easy to use and simple to understand
• Strong product mindset: focus on problems, outcomes, and impact—not just tickets or tasks
• You are curious about AI and excited to work with agents

Условия

• Innovate with industry leaders
• Work alongside global experts to build world-leading cybersecurity tools, impacting millions of users around the world
• Learn & grow
• Boost your skills via our extensive training programs (online and offline) & other resources
• Benefit from mentorship and career-switch opportunities to grow within the company
• Work from anywhere
• Recharge with a change of scenery – choose work from any location when you feel a need to power your creativity and drive
• Physical well-being
• Fuel your active lifestyle with online workouts led by our Physical Well-Being experts
• Unlock a variety of sports and wellness facilities, like gyms, swimming pools, and fitness classes, with the Multisport card
• Mental & emotional health
• Nurture your mind with free psychologist consultations, dedicated mental health events, and premium access to top-rated wellness apps like Calm, Headspace, and Mindletic
• Premium healthcare
• Receive private health insurance giving you peace of mind for your health needs
• Joyful moments – special treats
• Celebrate life’s big moments with special gifts from us on your birthday, anniversary, and other major events, such as weddings or the arrival of a new family member
• Company events & team-building
• Experience iconic Nord Security celebrations, team-buildings, and knowledge-sharing events, nurturing bonds that fuel our success
• Workation
• Embark on a legendary company getaway abroad, filled with exciting activities, live concerts, engaging workshops, and epic time together
• Kindly refer to our Privacy Notice for Recruitment Candidates https://drive.google.com/file/d/1b2tV684_SYV1jQ4kuf91cnzrRBk3ef-5/view for comprehensive information regarding our data handling procedures throughout recruitment processes
• We expect all candidates to provide accurate and complete information during the recruitment process
• While limited use of AI tools to refine application materials is acceptable, candidates remain fully responsible for ensuring that their submissions reflect their own qualifications, skills, and experience
• Any failure to do so may negatively affect participation in the recruitment process
• If broader AI assistance is allowed for a particular role or stage, we’ll let you know in advance

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