Description

We are large enough to solve a complex problem, smart enough to care about every project. Edvantis’ goal is to help our clients achieve more via software engineering as a service. We are a mature vendor with our HQ in Berlin, Germany and our development centers in Lviv, Ukraine and… Львів, Ряшів (Польща), віддалено

As a Senior Back-End Developer, you will be responsible for designing and implementing scalable back-end services that support AI-driven automation. You will work with cloud-based infrastructure, integrate AI models, and develop high-performance APIs to enable seamless interactions between AI agents and business applications. Collaboration with cross-functional teams will be key to ensure the effective deployment of AI-powered solutions.

  • Develop and optimize scalable back-end services and APIs using Python
  • Design and implement AI-driven agents to enhance efficiency
  • Work with cloud platforms (AWS preferred) to deploy and manage AI-driven applications
  • Integrate AI/ML models and work with APIs such as Amazon Bedrock, OpenAI, and other open-source LLMs
  • Develop secure, high-performance microservices and data pipelines
  • Optimize database performance and ensure data consistency in SQL databases (e.g., PostgreSQL)
  • Collaborate with Front-End and AI/ML teams to build end-to-end AI-powered solutions
  • Ensure best practices in CI/CD, DevOps, and cloud infrastructure management
  • Stay up to date with AI advancements and emerging back-end technologies

  • 4+ years of back-end development experience
  • Strong proficiency in Python and FastAPI
  • Hands-on experience with LLMs and APIs like Amazon Bedrock, OpenAI, or open-source models, or willingness to learn
  • Familiarity with RESTful APIs, GraphQL, and SQL databases (e.g., PostgreSQL)
  • Proficiency in cloud platforms (e.g., AWS) and SaaS application development
  • Hands-on experience with CI/CD, containerization (Docker, Kubernetes), and DevOps best practices
  • Being an Agile team player with strong communication and problem-solving skills
  • English level — Upper-Intermediate or higher

  • Remote-first work model with flexible working hours (we provide all equipment)
  • Comfortable and fully equipped offices in Lviv and Rzeszów
  • Competitive compensation with regular performance reviews
  • 18 paid vacation days per year + all state holidays
  • 12 days of paid sick leave per year without a medical certificate + extra paid leave for blood donation
  • Medical insurance with an affordable family coverage option
  • Mental health program which includes free and confidential consultations with a psychologist
  • English, German, and Polish language courses
  • Corporate subscription to learning platforms, regular meetups and webinars
  • Friendly team that values accountability, innovation, teamwork, and customer satisfaction
  • Inclusive environment where everyone feels valued and treated equally. We proudly partner with VeteranHub to support Ukrainian veterans
  • We are committed to supporting Ukraine and actively participate in charity initiatives