Senior ohjelmistosuunnittelija / Elasticsearch, Kotlin, Java - Nosto

At Nosto, we’re on a mission to make every impression relevant. We’re a global leader in the booming eCommerce space and work with amazing customers like Gymshark, Flight Centre, Nintendo, Patagonia. We are processing data for thousands of merchants with tens of millions of visitors on their sites daily. Our Commerce Experience Platform uses behavioral data, deep integrations, machine learning, and automated workflows to help brands deliver personalized, high-performing shopping experiences at scale. As an Engineer at Nosto, you’ll be solving one of the biggest challenges brands and retailers face today: How to offer customers relevant and authentic shopping experiences that drive results. We believe in always listening to our customers and achieving big things by accomplishing something small every day. As a Senior Engineer, you’ll join our Product & Engineering organization in shaping Nosto into the leading global platform for commerce experience. Reporting to the Head of Search Engineering, you’ll work within the team that owns our Search and Category Merchandising product. This is a hands-on technical leadership role. You’ll drive key architectural decisions, champion improvements, and mentor other engineers. Your work spans the full stack—from infrastructure and backend systems to front-end components—and includes contributing to new AI-powered initiatives such as semantic and conversational search. You’ll collaborate closely with engineering teams (SRE, Data & AI team, and Core Front End) along with our product managers and designers, and also have touch points with our customer success and technical solution managers. You’ll also have meaningful freedom to propose technologies and practices, backed by sound reasoning and real customer value. Our approach is pragmatic, iterative, and grounded in solving actual merchant and shopper challenges. Key responsibilities include building and improving features in the Nosto Search engine, developing and refining search relevance algorithms, maintaining and evolving search infrastructure and DevOps processes, designing internal and external APIs, writing clear documentation, architecting new services, supporting teams and customers on search topics, and collaborating with product managers and designers. Required skills include proficiency in Scala (primary), Java, TypeScript/JavaScript, Elastic Search, Apache Flink, and AWS with Terraform. We offer Apple devices, ergonomic offices with flexible hours and remote options, opportunities to meet global team members, an extra day off on your birthday, mental health benefits, paid community service days, about five weeks of vacation, and other location-dependent benefits. Nosto supports workplace diversity and is committed to equal employment opportunity. The company was founded in 2011, has 160 co-workers, and supports over 1,500 brands worldwide.