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Senior Backend Software Engineer

Exclusive opportunity

Onsite

Senior Backend Software Engineer

Cresta

Senior Backend Software Engineer

Skills

PythonGolangMicroservicesPostgreSQLMachine LearningElasticsearch

2 months ago

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Important information


Contract type:

Permanent

Location:

Berlin, Germany

Work mode:

Onsite

Published on:

29 August 2026

What they need


  • As a Senior full-stack engineer, with a backend focus, you will be at the forefront of shaping the future of customer engagement
  • As we work towards our vision, you’ll be instrumental in delivering timely, actionable insights that drive business growth from day one
  • We’re building a state-of-the-art Customer Data Platform, visualizing relevant insights for businesses post-onboarding and guiding customer engagement across all touch-points
  • Be part of the team that’s redefining the way businesses connect with their customers
  • Design, implement, and maintain backend services and APIs to support applications
  • Build and optimize data storage solutions using Postgres, ClickHouse and Elasticsearch to ensure high performance and scalability
  • Collaborate with cross-functional teams, including frontend engineers, data scientists, and machine learning engineers, to deliver end-to-end solutions
  • Monitor and troubleshoot performance issues in distributed systems and databases
  • Write clean, maintainable, and efficient code following best practices for backend development
  • Participate in code reviews, testing, and continuous integration efforts
  • Ensure security, scalability, and reliability of backend services
  • Analyze and improve system architecture, focusing on performance bottlenecks, scaling, and security

Benefits

  • Weekly lunch & learn
  • Work with an A+ team of ex-Founders, world leading scientists, and nationally competitive athletes
  • Mentorship - A world class mentorship board advises and mentors our team-members to capture the opportunity ahead of us- Hands-on experience with Elasticsearch for indexing and searching large datasets
  • Strong problem-solving skills and attention to detail
  • Proficient in backend programming languages such as Python, Go
  • Solid understanding of distributed systems, microservices architecture, and cloud infrastructure
  • Proven experience as a Backend Engineer with a focus on database design and system architecture
  • Experience with RESTful API design and development
  • Strong expertise in ClickHouse or similar columnar databases for managing large-scale, real-time analytical queries
  • Experience with performance tuning, data modeling, and query optimization
  • Excellent communication and teamwork abilities

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