Backend software engineer

7 hours ago

Belgrade, Central Serbia Centific Full time €20,000 - €30,000 per year

Centific is a frontier AI data foundry that curates diverse, high-quality data, using our purpose-built technology platforms to empower the Magnificent Seven and our enterprise clients with safe, scalable AI deployment. Our team includes more than 150 PhDs and data scientists, along with more than 4,000 AI practitioners and engineers. We harness the power of an integrated solution ecosystem—comprising industry-leading partnerships and 1.8 million vertical domain experts in more than 230 markets—to create contextual, multilingual, pre-trained datasets; fine-tuned, industry-specific LLMs; and RAG pipelines supported by vector databases. Our zero-distance innovation solutions for GenAI can reduce GenAI costs by up to 80% and bring solutions to market 50% faster.

Our mission is to bridge the gap between AI creators and industry leaders by bringing best practices in GenAI to unicorn innovators and enterprise customers. We aim to help these organizations unlock significant business value by deploying GenAI at scale, helping to ensure they stay at the forefront of technological advancement and maintain a competitive edge in their respective markets.

Overview

The Software Development Engineer is responsible for developing the Centific platforms and maintaining the existing code base. They need to be familiar with coding and online practices.

Key Responsibilities

  • Develop and maintain backend services using
    Java or Python
    .
  • Design and implement
    RESTful APIs
    and microservice architectures.
  • Optimize databases (MySQL, PostgreSQL, MongoDB) for performance and scalability.
  • Ensure system reliability through performance tuning, monitoring, and testing.

Requirements

  • 3+ years of backend development experience.
  • Strong knowledge of
    Spring Boot
    ,
    Django
    , or
    FastAPI
    .
  • Familiar with
    Redis
    ,
    message queues (Kafka/RabbitMQ)
    , and
    CI/CD
    pipelines.
  • Experience with
    cloud-native environments (AWS/Azure/GCP)
    preferred.

Nice to Have

Work with
LLMs and Agentic AI

  • Solid understanding of system design and distributed architecture

What we offer:

  • Attractive remuneration package
  • Private Health Care Insurance
  • Growth and learning opportunities
  • Work in a well-established multinational company
  • Hybrid work setup

Centific is an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, ancestry, citizenship status, age, mental or physical disability, medical condition, sex (including pregnancy), gender identity or expression, sexual orientation, marital status, familial status, veteran status, or any other characteristic protected by applicable law. We consider qualified applicants regardless of criminal histories, consistent with legal requirements.

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