Backend Engineer (f/m/d)

About Us

We are a boutique recruitment agency supporting fast‑growing tech companies. Currently we are supporting our partner, a fast‑growing B2B SaaS company in the automotive industry (Berlin/Hamburg).

We are now looking for a Backend Engineer to strengthen their core engineering team in Berlin or Hamburg. In this role, you’ll build scalable backend services, integrate external data sources and develop intelligent search and data processing capabilities that power next‑generation automotive solutions.

Requirements

• Develop and maintain robust backend services and REST APIs using technologies such as Nest.js
• Design and implement efficient full‑text search, semantic search, and hybrid search algorithms
• Work with embedding models and integrate structured/unstructured data into search pipelines
• Build reliable interfaces to external APIs and third‑party systems
• Analyse complex datasets using advanced statistical and machine learning methods
• Continuously improve data mining and data modelling techniques to increase accuracy, latency, and throughput
• Collaborate closely with product, engineering and business stakeholders to translate requirements into scalable technical solutions
• Contribute to DevOps practices and help maintain a stable, high‑performing architecture
• Work in a modern Agile/Scrum team while balancing independent work and ownership

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Statistics, Mathematics, or a related field
• Strong backend engineering experience, ideally in a SaaS or data‑intensive environment
• Proficiency in TypeScript, JavaScript, Python, and SQL
• Experience with Nest.js, REST API design, and backend architecture
• Strong understanding of embeddings , semantic search, and search algorithm optimization
• Familiarity with DevOps concepts and cloud‑based environments
• Hands‑on experience with databases such as Postgres and MongoDB
• Experience working with large, complex datasets and modern data management principles