Yalantis is a software engineering and IT consulting company in the outsourcing market. Our team has more than 500 specialists and continues to grow. Join and cooperate with us in Dnipro, Kyiv, Larnaca (Cyprus), Warsaw (Poland) and remotely from any city of Ukraine.
9 квітня 2026

Full-Stack Developer (Backend-focused)

Київ, Дніпро, Варшава (Польща), віддалено

We are looking for a Senior Full Stack Engineer with a strong backend focus to join an existing AI-powered healthcare product. This is a backend-heavy role (around 80%), where you will work across backend, cloud, and integrations, contributing to a real production system already in development.

Key Responsibilities

  • Build and maintain backend-heavy product functionality
  • Contribute to full stack development where needed
  • Support cloud, deployment, and DevOps-related tasks on a mid-level
  • Work with healthcare integrations and related backend workflowsContribute to AI-related product functionality through API-based LLM integrations
  • Collaborate with the existing team and support technical execution within the product
  • Minimum 5 years of commercial full stack engineering experience

Must-Have Requirements

  • Strong commercial experience with Node.js
  • Good hands-on experience with Next.js
  • Solid experience working with AWS cloud services
  • Strong full stack engineering background with a clear backend focus
  • Ability to support DevOps / deployment / infrastructure tasks at a mid-level
  • Strong experience with relational and non-relational databases, including data modeling and backend data design
  • Experience with healthcare integrations — at least one relevant domain, system, or integration context
  • Understanding of HL7 and/or FHIR
  • English level sufficient for effective communication with the team


Nice to Have

  • Experience working with EHRs, payer-related systems, or similar healthcare platforms
  • Broader healthcare domain knowledge
  • Experience integrating AI/LLM capabilities into product workflows
  • Experience working in backend-heavy product teams with cloud-based infrastructure
    AI Expectations
  • This is not a deep ML or model development role.
  • The current AI scope is primarily related to integrating AI capabilities through API calls into product workflows.
  • Candidates do not need a machine learning research background, but practical experience with LLM/API-based integrations is considered a plus.
    Communication / Collaboration

Our Benefits:

  • Professional growth: Individual development plan, mentorship, reimbursement for professional certifications and English lessons, access to professional courses in Corporate Learning Management System.
  • Community: Tech community and knowledge-sharing events, English speaking club, corporate library and book club, volunteering and charity initiatives.
  • Wellbeing: Medical insurance, regular medical check-ups, sport reimbursement, paid vacation and sick leave, mental health support, and events.
  • Work environment: Fully-equipped offices, top-notch equipment, flexible work format, activities both in-office and online, Y-bucks, and access to the Yalantis store.

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