**Remote (Europe) | Full- time & Permanent role | Outdoor navigation app | 15+M users | 70 employees + 40 freelances | squad structure**\n\n**Senior Backend Developer/ Data Scientist @ komoot (Kotlin/Java/Scala) & Python**\n@ komoot We are building the best outdoor navigation planner and the biggest outdoor community and simply inspire people to explore more of the outdoors.\n\n**15million users | 100k 5* reviews**\n\nWe are now searching for a** Senior Backend Engineer/ Data Scientist** who would like to take their skills to the next level, love to find simple and smart solutions to complex problems and focuses on delivering impact.\n\n Komoot possesses a unique dataset of **user-generated content, ranging from GPS data from tours, uploaded photos, and tips, to implicit and explicit user feedback**. To get the biggest value from this raw data, we need your excellent software and analytical skills. \n The challenges include automatic evaluation and classification of our user-generated content as well as innovative approaches to assembling them into consumable inspiration for users (e.g. auto-generated tour suggestions tailored to users’ sport and location). \n You’ll wrap up your algorithms into clean and scalable microservices in our modern cloud environment. \n We believe that innovations based on data science will reinforce and extend our leadership in the outdoor market and your role will be decisive for komoot’s success\n\n**What you will do**\n* Work closely with our data scientists, web and mobile developers, designers, copywriters and product managers\n* Discuss product improvements, technical possibilities and road maps\n* Investigate and evaluate data science approaches for product enhancements (you can count on the support of experienced data scientists)\n* Turn prototypes into resilient and scalable REST APIs and background workers\n* Deploy and monitor your code in our AWS Cloud\n\n**You will be successful in this position if you**\n* Have a passion for finding pragmatic and smart solutions to complex problems\n* Have 3+ years of professional experience in backend development in the cloud\n* Have 2+ years of professional experience in Kotlin/Java/Scala\n* Have 2+ years of professional experience in Python\n* Know SQL and NoSQL\n* Have a solid understanding of math and statistics\n* Have a solid understanding of data science fundamentals\n* Master Jupyter, pandas, NumPy, matplotlib/seaborn, scikit-learn\n* Bonus: BigData experience (Spark, Presto, Hadoop)\n* Bonus: Infrastructure as Code\n* Bonus: Deployment, CI and monitoring\n* Have strong communication and team skills\n* Have a hands-on attitude and are highly self-driven\n\nFor more information you can click the apply link which will direct you to our website.\nTo find out more about how we recruit people/ salary etc you can follow this link: https://www.komoot.com/jobs-process\n \n\nPlease mention the words **TWENTY HAVE PLACE** when applying to show you read the job post completely (#RMjE2LjczLjIxNi4yNDM=). This is a feature to avoid spam applicants. Companies can search these words to find applicants that read this and see they're human.\n\n \n\n#Location\nEurope

JOIN US A SR. ENGINEER - SEARCH RELEVANCE\nTarget is one of the world’s most recognized brands and one of America’s leading retailers. But behind the brand our guests love, is a culture of continual innovation – and right now, we are up to big things. The Target Technology Team is driving a transformation in retail, one that will move us from “ and online” to “ and everywhere else.” Our goal is to deliver Target’s unique “Expect More. Pay Less.” promise to guests wherever and whenever they shop, today and tomorrow: in-store, online, on tablets and mobile phones, and in the retail channels of the future. \n \nYou can be a part of developing and launching new services that power all the channels where Target does and will do business – in-store, web, tablet, mobile, and future channels. You’ll have the opportunity to design, develop and support innovative solutions across a variety of applications, platforms and environments, building tomorrow’s technologies in Search, Browse, Product Info, Promotions, Content and Checkout. You’ll put your skills, experience and passion to work in an entrepreneurial environment where success is rewarded.\n \nWe are looking for highly motivated engineering professionals who can connect the in-store experience to the digital environment by creating scalable and seamless multi-channel experiences without losing the brand we are known for. Individuals in this role will have opportunities to gain a large breadth of knowledge by working with experts in the eCommerce, multichannel retail, product management and software engineering fields.\n \nAs an engineer, you are a software developer with an entrepreneurial streak. You will build great products - ready to do whatever it takes to build scalable guest focused, world-class eCommerce applications for the Sr. Engineer. You like resolving complex business problems and find innovative solutions. You love keeping abreast of the latest industry trends and use them to help you innovate. You have strong leadership qualities, great judgment, clear communication skills and a track record of delivering great products.\nKey Responsibilities:\n* Lead and develop search relevance features on our ecommerce search engine \n* Define search metrics to validate and qualify search relevance on the engine \n* Unit test code and create automated test scripts \n* Lead discussions with other engineers and partners to ensure development meets business needs \n* Follow industry standard agile software design methodology for development and technical documentation \n* Research related products and implement innovative solutions \n* Mentor other engineers across product development teams \n* Innovate constantly and maintain the technical edge\n\nMinimum Qualifications:\n* 5+ years of software development experience with at least one full cycle implementation from requirement to production \n* Experience in one or more of these areas: Search Relevancy, Search metrics measurement, Query Classification, Lexical Matching, Dynamic ranking and Static Ranking \n* Excellent problem solver, data mining, and search algorithm development skills \n* Strong sense of ownership and the ability to work with a limited set of requirements \n* Team attitude \n* Strong verbal and written communication skills – able to document and share design and specifications with team members and partners.\n\nDesired Qualifications:\n* BS degree in computer science or equivalent \n* eCommerce experience with a track record of innovation \n* Extensive experience working in an agile environment (i.e. user stories, iterative development, etc.) \n* Experience with search engine development; relevance metrics measurement, such as NDCG, CTR, CTS; query understanding and classifier; and ecommerce data mining \n* Solr experience on Query Parser, Relevance Score calculation, Query Field design, Function Query \n* Coding experience in Solr/Lucene Plugins and extensions \n* Expertise in one or more of the following areas: search simulations, lexical matching, fuzzy matching technique, document static ranking, dynamic ranking, relevance tuning\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Scala, SEO, Mobile, Data Science, Engineer and Ecommerce jobs that are similar:\n\n $75,000 — $120,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n

Your work\n\nTranslation of complex musical analytics and algorithms develop by scientists and experts into automated, integrated web solutions\nDevelopment of a backend web service handling high numbers of requests from multiple mobile and desktop devices\nBuilding of big data warehouses Neo4j Graph Database and data integration from web sources\nImprovement of the analytics of musical and personal data to improve recommendation results\nConception of a modular service structure for easy implementation in third-party services\n\nYour skills\n\nProfound command of the following programming and scripting languages: PHP, JAVA, Spring, Neo4j\nExperience in server structures and services, like ElasticSearch, Apache Sparks\nExperience in full scope test automation from unit to behavioral/functional to integration, like Junit, ScalaTest,...\nExperience working with big data Neo4j Graph Database\n\nOur offer\n\nA creative work environment in Brussels - at the heart of Europe (or from elsewhere) - with a great team passionate about bringing disruptive solutions to music/creative industries\nFlexible working hours for early birds and night owls\nCompetitive compensation \n\n#Salary and compensation\n $60,000 — $130,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nBruxelles