Backend Engineer | Mid - Senior | Go | Saily

Saily is a company that provides mobile data services across 200+ destinations without roaming fees or plastic SIM cards, serving millions of paying customers and travelers worldwide. The company fosters an AI-native Product Engineering culture emphasizing end-to-end responsibility, AI-augmented development, and constant improvement focused on customer experience.

• 4+ years of product experience, preferably in a startup or scaleup environment.
• Proven experience working with Go.
• Strong knowledge of system design and design patterns.
• Previous experience with Kubernetes and microservice architecture is a plus.
• Experience with SQL (MySQL, PostgreSQL) and NoSQL (Cassandra, Redis) solutions.
• Experience with Kafka.
• Passionate about building APIs that are easy to use and understand.
• Strong product mindset focused on problems, outcomes, and impact.
• Curiosity about AI and excitement to work with AI agents.

• Enhance 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.
• Constantly seek to improve code and performance.
• Mentor colleagues on development best practices and provide technical guidance.
• Influence the overall vision and long-range goals of the team.
• Perform R&D operations as required.
• Work as part of a cross-functional team ensuring smooth communication.
• 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.