Senior Data Engineer in Constanţa

RESTful API (nice to have) Spark (advanced) Kafka (advanced) Java (advanced) Scala (advanced) Ciklum is looking for a Senior Data Engineer to join our team full-time in Poland.We are a leading global product engineering and digital services company that unites 4000+ seasoned professionals globally on various projects in healthcare, fintech, travel, sportswear, entertainment, and security. Ciklum delivers high-impact technology solutions to Fortune 500 and fast-growing organisations worldwide.About the role:As a Senior Data Engineer, become a part of a cross-functional development team working for the Trendyol.About the Project:Client is a Tech company – Technology is the driver, e-commerce is the outcome. We were established in 2010 to provide a seamless e-commerce experience to our customers and SMEs. In ten years, we became the largest e-commerce company in Turkey, as well as one of the leading global platforms. Trendyol is the 1st Turkish company to achieve the decacorn status and the most valuable private internet company in the EMEA region.We will continue to grow with Trendyol Tech; one of the leading R&D centers, our last-mile delivery solution (Trendyol Express), instant grocery and food delivery through its own courier network (Trendyol Go), digital wallet, consumer-to-consumer channel (Dolap), and many other services. We are scaling fast and profitably, expanding into international markets.Our culture is at the core of everything we do. Focused on results, keeping our customers first, we always work for better and always test, iterate and improve. We learn from our mistakes, direct and open feedback is at the core of our culture. If you want to learn, grow and deliver; are result-oriented, love teamwork, appreciate open communication, learning, and iteration, and make decisions with data, Come, join our tribe!Technology Department is one of the most important teams at Trendyol which is a future-oriented, fast-growing, and technology enthusiast company. Software Development Team builds scalable, high-performing platforms for our customer satisfaction by using up-to-date and efficient technologies. In the end, we are all working towards the same goal: to create an excellent experience for our customers at Trendyol.Technology Stack: Spark, Stream processing, Cloud (Alibaba Cloud, AWS, Google cloud or Azure), Clean Code, Testing, FlinkLanguages: Scala, Java, SQLResponsibilities:Responsible for the building, deployment, and maintenance of mission critical analytics solutions that process terabytes of data quickly at big data scalesContributes design, code, configurations, manage data ingestion, real time streaming, batch processing, ETL across multiple data storagesPerforms development, QA, and dev-ops roles as needed to ensure total end to end responsibility of solutionsResponsible for performing performance tuning of complicated SQL queries and Data flowsDeveloping and designing R&D ProjectsProvide architectural support by building PoC & PrototypesIdentify gaps and improving the platform’s quality, robustness, maintainability, and speedCross-trains other team members on technologies being developed, while also continuously learning new technologies from other team membersContribute in CoE activities and community building, participate in conferences, provide excellence in exercise and best practicesRequirements:Degree in Computer Engineering, Electronics Engineering, Mathematical Engineering, Mathematics and related Information Technologies5+ years of experience with coding Java or Scala, with solid CS fundamentals including data structure and algorithm design5+ years of hands-on implementation experience working with a combination of the following technologies: Kafka, Spark, Flink, Airflow, Sql, Hive, Git, SBT, Kubernetes, Docker, Spring Boot, Jupyter, Zeppelin, Cassandra, Akka2+ years of experience in cloud data platforms (AWS preferred, Alibaba Cloud, Azure, GCP)Hands on experience in building streaming data pipelines with Spark or FlinkExperience with Unix/ Linux and shell scriptingExperience with databases columnar, distributed, row basedKnowledge of Docker, K8S, Service Mesh, IstioKnowledge of Data Warehousing, design, implementation and optimizationKnowledge of MPP databases (e.g. Vertica, Netezza, Greenplum, Aster Data)Knowledge of development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operationsExperience participating in an Agile software development team, e.g. SCRUMDesirable:Experience building RESTful APIsExperience in data science and machine learningExperience in backend development and deploymentExperience in CI/CD configurationPersonal skills:Collaborative, willing to help, talkative, able to clearly express and discuss ideasCurious mind and willingness to work with client in consultative manner to find areas to improveUpper-Intermediate or Advanced EnglishGood analytical skillsGood team player, motivated to develop and solve complex tasksSelf-motivated, self-disciplined and result-orientedStrong attention to details and accuracyWhat's in it for you?Career growth opportunitiesRealization of your innovative ideas in building new Ciklum Solutions and ServicesFriendly collaborative teams and enjoyable working environmentProfessional skills development and training programsVariety of knowledge sharing, training and self-development opportunitiesState of the art, cool, centrally located offices with warm atmosphere which creates really good working conditions Gdansk or WroclawWork from home/100% remotePrivate medical healthcare fully covered by Ciklum with a possibility to cover family membersFully covered life insurance – 100 000 PLNFully covered drug insurance – up to 2 000 PLN/yearMultisport card 100% covered by Ciklum – Benefit Systems, Plus packageParking space 50% covered by CiklumAbout us:Join a well-established company and a strong team of professionals. Seize the perks of global opportunities, local approach and start-up spirit.Boost your skills with modern stacks and industry-leading clients!Enjoy what you do, do what you enjoy!Be bold, not bored!Are you already interested? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.