Staff Software Engineer, Backend (cluj)

Cresta Cresta · Vertical AI · Romania · Remote · Engineering

Staff Backend Engineer focused on building and optimizing data storage solutions (Postgres, ClickHouse, Elasticsearch) for a Customer Data Platform that provides insights and guides customer engagement. The role involves designing and maintaining backend services, APIs, and distributed systems, collaborating with data scientists and ML engineers, and ensuring system reliability and scalability.

What you'd actually do

  1. Design, implement, and maintain backend services and APIs to support applications.
  2. Build and optimize data storage solutions using Postgres, ClickHouse and Elasticsearch to ensure high performance and scalability.
  3. Collaborate with cross-functional teams, including frontend engineers, data scientists, and machine learning engineers, to deliver end-to-end solutions.
  4. Monitor and troubleshoot performance issues in distributed systems and databases.
  5. Write clean, maintainable, and efficient code following best practices for backend development.

Skills

Required

  • Backend Engineer
  • database design
  • system architecture
  • ClickHouse
  • Elasticsearch
  • Python
  • Go
  • RESTful API design
  • distributed systems
  • microservices architecture
  • cloud infrastructure
  • performance tuning
  • data modeling
  • query optimization

Nice to have

  • Postgres

What the JD emphasized

  • backend focus
  • Customer Data Platform
  • real-time analytical queries
  • large-scale