[Senior] Java Software Engineer
Luxembourg - IT
Our different IT teams take care of various aspects around the analysis of the large volume of data that we constantly process - to provide our customers with the best solution to fulfill their needs. We crawl, process, analyze, enrich and search public data (speech, video, and text) with the help of modern Machine Learning technology, store the results in a manner structured for efficient use by our applications, and visualize it in the Talkwalker solution which our clients use to answer their questions.
Talkwalker is a leading consumer intelligence company with over 2,500 clients globally. Through our AI-powered analytics platform, we gather data from the conversations that happen around brands - online, in the media, and within companies themselves - to uncover, understand, and actionable consumer insights. We are extremely international, with headquarters in Luxembourg and offices in New York City, San Francisco, Frankfurt, Paris, Singapore, Tokyo, Milan and London.
This position will be based in Luxembourg and will have a hybrid work model. Fully remote is not possible.
Key responsibilities:
Develop and refine our core technologies using your strong Java development skillsParticipate in continuous R&D work for our machine learning algorithms to constantly improve our productWork on diverse and challenging new functionalities, such as detection of duplicates, sentiment, events, trends, automatic translation of text, content extraction, clustering, image classification and brand detectionWrite production code for large scale applications using tools like Cassandra and processing petabytes of data each dayUse your in-depth understanding of ElasticSearch architecture and its indexing and querying features to optimize search performance and manage indices and mappingsCollaborate with Data, Search and other Product & Technology Talkwalker teams to influence business and product delivery in a flexible company structureShowcase your work to over 2000 paying clients and more than 100,000 free usersBe involved in Big Data initiatives, with a focus on the data access layerExperiment with new ways of exposing the data to our clients to provide high performance analyticsWork in our multi-disciplinary engineering team from diverse backgrounds in an agile and flexible environmentIntegrate ElasticSearch with other systems and applications for common use cases such as log analysis and full-text search.
Must-have qualifications:
Strong knowledge of Java programming language and object-oriented programming conceptsProven experience creating stable, reliable and maintainable codeFamiliarity with data modeling and schema design, as well as the ability to optimize search performanceKnowledge of data structures and algorithms, especially those relevant to search indexing and queryingUnderstanding of NoSQL databases and their differences from traditional SQL databasesUnderstanding of distributed systems and how to work with clustered ElasticSearch environmentsKnowledge of common ElasticSearch use cases, such as log analysis and full-text searchFamiliarity with integrating ElasticSearch with other systems and applications
Nice-to-have qualifications:
Understanding of ElasticSearch architecture and its indexing and querying featuresExperience with the ElasticSearch Java API, including the ability to create and execute queries, perform aggregations, and manage indices and mappingsKnowledge of common ElasticSearch use cases, such as log analysis and full-text searchFamiliarity with integrating ElasticSearch with other systems and applicationsUnderstanding of distributed systems and messaging systems
What we offer:
26 paid vacation daysWinter break (closed global offices between Christmas & New Years)3 volunteer daysLunch vouchers
What you can expect from the interview process:
1st interview with Zach, our Talent & Culture Business Partner - 30 minutes2nd interview with one of our Team Managers - 60 minutes3rd step is a live, online coding session using Coderpad - 120 minutesFinal interview with a P&T Director - 30 minutes
Talkwalker is committed to bringing together a diverse workforce that we believe will enrich our workplace. We aim to provide employees with a safe and welcoming work environment, free of discrimination and harassment. As an equal opportunity employer, we prohibit any unlawful discrimination against a job applicant on the basis of their race, religion, gender, sexual orientation, nationality, family or parental status, disability, age, veteran status, or any other status protected by the laws or regulations in the locations where we operate.
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About us:
Talkwalker is the #1 consumer intelligence company and is dedicated to helping brands close the gap between brand and consumer. Recognized by Forrester as a Leader in Consumer Intelligence and Social Listening, Talkwalker brings together market-leading social analytics and AI technology, with unstructured data expertise, and a global team of insights analysts and data storytellers.
Talkwalker enables brands to put consumers at the heart of their decision-making, empowering them to embrace smarter innovation, create more successful campaigns, and provide enhanced customer experiences. With teams around the world, Talkwalker helps over 2,500 global brands to be consumers close, and accelerate their brand growth.
Talkwalker is committed to bringing together a diverse workforce that we believe will enrich our workplace. We aim to provide employees with a safe and welcoming work environment, free of discrimination and harassment. As an equal opportunity employer, we prohibit any unlawful discrimination against a job applicant on the basis of their race, religion, gender, sexual orientation, nationality, family or parental status, disability, age, veteran status, or any other status protected by the laws or regulations in the locations where we operate.
