Merkle

data engineer in big data architecture

In short

Senior Data Engineer role at Merkle (dentsu network) in Belgrade, building and productionizing big data architectures, pipelines and data lakehouses across Azure, AWS and GCP. The role requires 3–7 years of Data Engineer experience, advanced Python, and hands-on work with big data, streaming, NoSQL/relational databases, orchestration tools and CI/CD. Hybrid work format with adaptable hours and home office options; salary not disclosed.

About Merkle
Merkle is an integrated experience consultancy with a heritage in data science and business performance. It delivers end-to-end experiences that drive growth, engagement, and loyalty, combining expertise in digital transformation, commerce, experience design, engineering, digital marketing, data science, CRM, and customer data management.
Responsibilities
•Design and implement data ingestion and processing for various data sources using public cloud services
•Work with stakeholders on data-related technical issues and data infrastructure needs, including optimizing data delivery and redesigning infrastructure for scalability
•Collaborate with Business Intelligence consultants to assemble complex data sets that meet functional and non-functional business requirements for data lakehouses
•Support machine learning teams with the deployment and optimization of AI and Machine Learning models and other data algorithms
•Develop data pipelines that provide actionable insights into marketing automation, customer acquisition, and other key business areas
•Automate release pipelines using infrastructure as code and CI/CD tools
•Document data pipelines and logic in Confluence and plan activities using Agile methodology in Jira
•Support pre-sales by proposing technical solutions and providing effort estimates
Requirements
•Experience building and productionizing big data architectures, pipelines, and data sets
•Understanding of big data concepts and patterns, data lakes, lambda architecture, stream processing, DWH, and BI
•3–7 years of experience in a Data Engineer role
•Advanced Python programming skills
•Experience with object-oriented, functional, or scripting languages such as Bash, Scala, Java, R, or PowerShell
•Experience with data services in Azure, AWS, and GCP public clouds
•Experience with big data technologies such as Databricks, Fabric, AWS Glue, Snowflake, Dataproc, or BigQuery
•Extensive experience with relational databases such as MS SQL, Postgres, and Aurora DB, and NoSQL databases such as DynamoDB, MongoDB, Elasticsearch, and Redis
•Experience with streaming services such as Kafka, Event Hubs, and Kinesis
•Experience with orchestration, compute, and ETL services such as dbt, Airflow, Cloud Composer, AWS Step Functions, AWS Lambda, and Azure Functions
•Strong analytical skills working with structured and unstructured datasets
•Ability to build processes for data transformation, data structures, metadata, dependency management, and workload management
•Experience setting up and using CI/CD automation tools such as Azure DevOps, GitHub Actions, and Jenkins
•Precision, strong organization, good communication, adaptability, and accountability for own work
Nice to have
•Delivering business intelligence projects using Power BI, Tableau, or Looker
•Understanding web-tracking frameworks such as Adobe Analytics and Google Analytics
•Experience with Salesforce Cloud services
Conditions
•Hybrid work models, adaptable hours, and home office options
•Competitive salaries, volunteer days, wellness days, modern offices, and a multicultural environment
•Training, mentorship, and data-driven projects; opportunities across the dentsu network

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