Apache Spark Expert

Bratislava Senior/Expert min 3 000 EUR/month - Salary depends on skills and experience

ERNI is Swiss-based consulting company with more than 500 employees internationally. In Bratislava we focus mainly on software engineering, our customers come from different areas and we implement our projects using agile methodologies like Scrum. We support customers in high-tech, financial services and many other domains in improving their processes and technologies.

Join our team in Bratislava and jump into a project for one of our customers, one of the leading reinsurers in the world. ERNI is supporting Zurich branch of this customer with SW development services.

About the position


  • In the distributed team, you will be go-to-person for Apache Spark
  • You will be part of the team developing and maintaining a financial risk modelling system for one of the most successful reinsurance company
  • You will work from Bratislava with occasional business trips to Zurich once the COVID19 pandemic situation ends in Europe


Must have:

  • Experience building complex, highly scalable backend application
  • Experience in numerical programming, simulations, and algorithms
  • Experience with Apache Spark, PySpark, and SQL
  • Experience with Python, especially with NumPy, Pandas & SciPy
  • Fluent in spoken and written English


Nice to have:

  • Knowledge of Azure or AWS cloud solutions
  • Proficient understanding of GIT and DevOps standards
  • Experience in asset management is an advantage
  • Some experience with Databricks platform


​​Interesting projects based on the newest technologies
Opportunity for self-improvement and career growth
Internal & external software development education and trainings (certifications) covered by ERNI
Occasional business trips to Switzerland
Flexible working time & overtime compensation
5 weeks of vacation
3 sick days
Language courses (English, German), fully covered by ERNI
Sport & culture personal ​budget (including medical care)
Referral & relocation bonus
Fully covered meal vouchers
New office
Team buildings (grill parties, Christmas dinner, Hack&Hike, ERNI Performance Days – two day education & leisure event, sport events, company breakfast etc.)
Well-established community: Meet-ups, Brownback Sessions, Running club, Climbing club, Board games club, etc.

About the recruiter

Linková Petra (ERNI)

Email: [email protected]

Trust, Passion, Responsibility and Independence

About us

ERNI was founded in 1994 in Switzerland to develop innovative software for international companies and small to medium­sized enterprises. Today, the ERNI Group has more than 800 employees at 15 locations in 7 countries and continues to grow. Interested?

Sounds interesting?
Apply now!