Last updated: 2025-11-09

21 Backend Software Engineering jobs in Sofia.

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Kaizen Gaming

Kaizen Gaming, the team powering Betano, is one of the biggest GameTech companies in the world, operating in 19 markets. We always aim to leverage cutting-edge…

Software Engineer

Sofia

  • Skills: C#, .NET Core, REST, Agile, MVC, highly available infrastructure, ElasticSearch, RabbitMQ, GitLab, concurrency
  • Level: mid
  • Type: other
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Fliff

Fliff unpacks sports gaming into social, free-to-play games for all types of sports fans. We've built a social sports gaming experience that allows users to co…

Senior Python Engineer

Sofia

  • Skills: Python, Django, Kafka, distributed systems, microservices, Docker, Kubernetes, AWS, PostgreSQL, Agile
  • Level: senior
  • Type: full_time
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Tide

At Tide, we are building a business management platform designed to save small businesses time and money. We provide our members with business accounts and rel…

Python Backend Engineer (Data & AI)

Sofia

  • Skills: Python, Django, FastAPI, REST APIs, CI/CD, AWS, Databricks, Kafka, event-driven architecture, software engineering
  • Level: mid
  • Type: full_time
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SiteGround

Python Developer

Sofia

  • Skills: Python, FastAPI, SQL, PostgreSQL, AI technologies, Large Language Models, shell scripting, code reviews, web application frameworks, AI frameworks
  • Level: mid
  • Type: full_time
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SAP

Originally known for leadership in enterprise resource planning (ERP) software, SAP has evolved to become a market leader in end-to-end business application so…

Development Expert and Open Source Community Ambassador for Gardener and NeoNep…

Sofia

  • Skills: Kubernetes, Open source, Cloud-native, Go Lang, CNCF, AWS, GCP, Azure, Community engagement, Public speaking
  • Level: senior
  • Type: full_time
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Workato

Workato transforms technology complexity into business opportunity. As the leader in enterprise orchestration, Workato helps businesses globally streamline ope…

Senior Backend Developer (Ruby)

Sofia

  • Skills: Backend Developer, Ruby, GOlang, distributed systems, cloud infrastructure, Postgres, DynamoDB, Kafka, application performance, microservices
  • Level: senior
  • Type: full_time
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SiteGround

Platform Software Developer

Sofia

  • Skills: Go, C, Python, Perl, open-source, Linux/Unix, cloud services, containerization, high-performance systems, scalable solutions
  • Level: mid
  • Type: full_time
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Canonical

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very wi…

Software Developer

Sofia

  • Skills: open source, distributed systems, Raft, C programming, asynchronous programming, MicroK8s, LXD, dqlite, Quality Assurance, collaborative development
  • Level: mid
  • Type: full_time
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Insurify

Insurify is one of the America’s fastest-growing MIT FinTech startups and has been recognized as one of Inc. 5,000’s fastest-growing private companies in Ameri…

Senior Software Engineer

Sofia

  • Skills: Python, Django, Node.js, system architecture, performance optimization, distributed systems, Apache Airflow, AWS, React, task workflows
  • Level: senior
  • Type: full_time
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