Senior Data Software Engineer

Responsibilities

• Architect and Build Pipelines by designing, developing, and maintaining high‑throughput data pipelines that seamlessly transform data across our ecosystem
• Execute Data Modeling and Schema Design , utilizing DDL and DML operations to optimize data structures for both performance and long‑term scalability
• Champion Engineering Excellence by implementing automated testing, CI/CD pipelines, and Infrastructure as Code (Terraform) to ensure system health and reliability
• Collaborate Cross‑Functionally with Data Science and AI teams to engineer feature stores and automated MLOps pipelines, moving cutting‑edge research into live production environments
• Drive System Monitoring and health checks, ensuring our containerized and orchestrated environments (Kubernetes, Docker, Airflow) run at peak efficiency
• Act as a Technical Advisor to stakeholders, translating complex data architectures into clear, non‑technical conversations that guide business decisions

Technical Environment

• Databases: MySQL, Amazon Aurora, Amazon RDS, PostgreSQL
• Data Storage and Analytics: AWS S3, Apache Iceberg, Snowflake, Apache Druid, Looker
• Data Processing and Transformation: Apache Spark, DBT
• Languages: Python (primary)
• Infrastructure as Code: Terraform
• Containerization and Orchestration: Kubernetes, Docker, Airflow

Ideal Candidate Will Bring

• 5+ years of professional software engineering experience , with a proven track record of building and maintaining production‑grade data systems
• Deep Data Architecture expertise , with the ability to design modern data stack components and schemas that balance immediate performance with future growth
• Proficiency in Infrastructure as Code , specifically using Terraform to manage and deploy your own infrastructure
• A high level of software rigor , including a strong background in automated testing, CI/CD, and general software engineering best practices
• Expert‑level SQL skills (particularly MySQL), with a focus on optimizing complex queries for maximum performance
• Experience in a modern technical environment , ideally having worked with Python, AWS (S3, Aurora, RDS), Snowflake, Apache Spark, and DBT
• Exceptional communication skills , with the talent to distill complex technical concepts into clear, actionable insights for both technical and non‑technical peers

224,000 zł - 336,000 zł a year

ActiveCampaign is an equal opportunity employer. We recruit, hire, pay, grow, and promote no matter of gender, race, ethnicity, sexual orientation, marital status, political opinion, national origin, social origin, parentage, workers union membership, economic status, religion, age, health condition, disabilityor any other grounds protected by law.