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Job · Senior

Senior Data Engineer (Contract)

Data Engineer • Senior • On-site • Full-time • 📍 Budapest

Hiflylabs is looking for experienced Senior Data Engineer partners for long-term, project-based collaborations. The company is open to different levels of engagement, including both full-time and part-time (20-30 hours/week) arrangements, depending on the project pipeline and the partner's availability. The work covers designing modern data architectures and lakehouse solutions on Databricks, Snowflake, Azure and AWS, providing technical leadership, and mentoring 3-6 person project teams. The selection process consists of an introductory call followed by a deep-dive technical interview.

Responsibilities

  • Design and implement modern data architectures and lakehouse solutions (Databricks, Snowflake, Azure, AWS)
  • Provide technical leadership throughout the project lifecycle and collaborate with business stakeholders
  • Create effort estimations and provide technical expertise during the pre-sales phase
  • Mentor 3-6 person project teams and ensure code quality through code reviews

Requirements

  • At least 5 years of experience in data engineering
  • Proficiency in cloud platforms (AWS or Azure) and data tools (Databricks or Snowflake)
  • Strong knowledge of SQL, Python or PySpark
  • Proven track record of designing and delivering complex data solutions
  • Excellent communication skills in both English and Hungarian
  • Valid B2B/contractor status with the ability to issue invoices

Soft skills

Appreciation of professional freedom and variety

What we offer

  • Project variety across diverse sectors, with fresh architectural challenges instead of monotonous routine
  • Flexibility: full-time or part-time (20-30 hours/week) engagement, compatible with other professional commitments
  • Professional autonomy with a real say in technical solution design and decision-making
  • Stable, long-term partnership with a steady flow of high-end projects
  • Remote-first operation, with occasional on-site presence possibly required by clients

About the company

Hiflylabs is a Budapest-based company with more than 250 employees. Its application development team and business intelligence experts have proven their expertise through 10 years of experience on Hungarian and international Business Intelligence projects in the financial, telecommunications and energy sectors. The portfolio includes Data Warehouses, Business Intelligence, Data Analytics and Application Development, and the company encourages innovative initiatives in the form of independent startups.

Languages: Angol és magyar (kiváló kommunikációs készség mindkét nyelven)