Linnify is a global technology partner that helps visionary companies accelerate their digital development initiatives. With expertise in custom software and AI development, we’ve delivered over 80 digital products across Europe and North America.
We’re looking for a Lead Data Engineer to take ownership of the data architecture and infrastructure across key product initiatives. You’ll drive the evolution of our data systems, lead complex pipeline designs, and mentor engineers to deliver scalable, high-performance, and cost-efficient solutions. This is a hands-on role that blends architectural leadership with execution.
This is a hybrid role based in Cluj-Napoca, offering the best of flexibility and in-person collaboration with product-minded teams.
Job responsibilities
Design and evolve end-to-end data architectures, including ingestion, processing, storage, and analytics
Lead the development of reliable, scalable, and cost-effective data pipelines for both batch and streaming workloads
Optimize ETL/ELT workflows across multiple domains and data sources
Own and maintain orchestration systems and ensure observability, lineage, and reliability standards are met
Collaborate cross-functionally with product managers, analysts, and engineers to translate data needs into architectural plans
Ensure compliance with data governance, security, and privacy best practices
Mentor and support data engineers, review code, and contribute to the team’s technical culture
Stay ahead of trends in data tooling, cloud infrastructure, and engineering best practices
Define and track success metrics for data quality, pipeline performance, and system cost-effectiveness
Job qualifications
Minimum 5+ years of experience in data engineering with strong exposure to large-scale production systems
Proven track record designing and deploying robust, cloud-native data architectures
Expert-level proficiency in Python and SQL, including best practices for testing and modularity
Solid experience with orchestration tools such as Airflow, Dagster, or Prefect
Deep familiarity with modern data platforms such as Databricks, Snowflake, BigQuery, or Palantir
In-depth knowledge of at least one major cloud provider (AWS, GCP, or Azure)
Strong understanding of streaming systems like Kafka, Pulsar, or Kinesis
Proven ability to mentor engineers and lead technical initiatives
Excellent communication skills and the ability to translate complex requirements into elegant systems
Technical skills
Languages: Python, SQL
Distributed Compute: Spark, Flink (or equivalent)
Data Warehouses: Snowflake, Databricks, BigQuery, Palantir
Cloud Platforms: AWS, GCP, or Azure
Streaming Technologies: Kafka, Pulsar, Kinesis
Orchestration: Airflow, Dagster, Prefect
DevOps & Observability: Terraform, GitHub Actions, DBT, DataDog, Great Expectations (nice to have)
Strong grasp of data modeling, lineage, and FinOps-aware architecture principles
Professional skills
Strong leadership and mentoring abilities
Strategic thinking with hands-on implementation skills
Highly autonomous with a problem-solving mindset
Strong documentation and system-design communication
Collaborative, pragmatic, and business-aligned decision-making
Fluent in English
What’s in it for you?
Impactful work: Contribute to meaningful, real-world products
Hybrid flexibility: Balance in-office synergy with remote deep work
Modern tech stack: Build with the latest tools in a forward-thinking environment
Top-tier gear: Receive your own MacBook for high-performance development
Continuous growth: Certifications, mentoring, and learning resources provided
Supportive team: Work with driven, thoughtful, and innovative people
Learning & Development
We’re committed to continuous growth. At Linnify, you’ll benefit from:
Access to role-specific certifications/courses
Regular team knowledge-sharing sessions and mentoring opportunities
Clear visibility into your progress and opportunities for advancement
Benefits
Flexible work schedule and remote work days
ESOP (Employee Stock Ownership Plan) so that you grow with us
Additional loyalty vacation days (up to 28 total vacation days based on experience and time with us)
Health package via Regina Maria Clinic
Meal tickets (40 RON/day)
Discounted gym subscription
About Linnify
Linnify is a global technology partner that helps visionary companies accelerate their digital development initiatives. With expertise in custom software and AI development, we’ve launched over 80 digital products across Europe and North America.
Our mission is to deliver exceptional value fast through technology. We work closely with our clients to build scalable, user-centered solutions that drive meaningful impact.
How to apply
Ready to shape the future of data at Linnify? Apply now and be part of something meaningful.
Linnify is an equal opportunities employer. We celebrate diversity and are committed to creating an environment where everyone thrives based on ability, potential, and passion.
Join us, shape the future, and grow alongside some of the brightest minds in Cluj-Napoca.
