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Fulltime, Copenhagen Issuu is the world's leading digital publishing platform. We're looking for a new member to join our fantastic team. With amazing people, unique ideas and stunning technology, we're changing the future of publishing today. Are you the best at what you do? Come join us. About this job A senior system engineer working on backend systems will be involved in all aspects of Issuu's infrastructure and operations. Issuu's services are built on Amazon's scalable infrastructure (EC2, S3, etc). You will be working on the server-side design and code for our platforms, systems, and web applications, as well as internal systems to manage our services. The backend team is relatively small considering the volume of data and visitors using our services, therefore simplicity and scalability of both systems and processes are of vital importance. The daily focus is on productivity and delivering results, while ensuring customer satisfaction, performance, and reliability of our platform. The backend infrastructure is developed in a range of programming languages depending on the task at hand. We mainly use Python, OCaml, and Erlang; we're polyglots, so we're not afraid to use e.g. Go if there is a good reason to do so. A candidate should be strong in both imperative, object-oriented programming languages, as well as both statically-typed and dynamic functional programming languages. We seek an individual with a deep CS background and experience that includes development of high-availability online services. Candidates should have a passion for solving complex and interesting problems. Our backend systems solve problems from just about every area of computer science, including search, information retrieval, artificial intelligence, natural language processing, distributed computing, large-scale system design, networking, security, data compression, big data, etc. Responsibilities • Self starter and quick learner, with a demonstrated ability to deliver results in a fast paced environment with global competition • Excellent communications skills in English • Experience designing and building robust high-volume production web applications • Ability to create prototypes quickly • Extensive knowledge of Unix/Linux • Experience with Python. C/C++ and/or Java or other low-level programming language a plus • Experience with Erlang, OCaml or other functional programming languages • Experience with relational databases a plus • Experience with NoSQL data stores a plus • Experience with Amazon Infrastructure services a plus • BS or MS in Computer Science (or related field) required, PhD preferred • Strong competencies in data structures, algorithms, and software design Benefits • Competitive compensation package • A sleek mac and a pretty sweet desk setup • You’ll be a part of Issuu, an amazing place with room for parents, vegetarians, geeks, weirdos and the occasional normal guy • Expect to get better at table tennis, Guitar Hero and cross-town running How to apply Please send your CV and references tojob1@issuu.com. For more information, contact Martin Koch, Mobile: +45 22 72 00 32. About Issuu Issuu is the leading digital publishing platform delivering exceptional reading experiences of magazines, catalogs, and newspapers. Millions of people have uploaded their best publications to create beautiful digital editions. Each month we serve over 8 billion page views and 80 million users through our worldwide network. http://www.issuu.com