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senior

Backend Engineer

Yalantis
format:Remotecompany:Outsource
node.jsjavascripttypescript
englishB2
experience5+ years
locationDnipro, Ukraine · Warsaw, Poland
> full description

We are looking for a Senior Node.js Developer to join an international project and strengthen the team working on a scalable backend platform.

In this role, you will focus on backend development using Node.js, designing scalable services, APIs, and integrations. You will work closely with the client on a daily basis, participate in product discussions, and help deliver scalable and high-quality solutions.

Responsibilities

  • Design, develop, and maintain backend services using Node.js.
  • Build and optimize scalable REST APIs and backend integrations.
  • Design backend architecture with a focus on performance, scalability, and maintainability.
  • Integrate third-party APIs and external services.
  • Collaborate closely with the client and internal team on a daily basis.
  • Participate in product discussions and help define technical solutions and architecture.
  • Write clean, maintainable, and well-tested code.
  • Take ownership of features from development through deployment and production support.
  • Actively use AI tools to improve development efficiency and code quality.
  • Adapt to changing requirements in a dynamic environment.

Requirements

  • 5+ years of commercial software development experience.
  • Strong commercial experience with Node.js and backend application development.
  • Strong knowledge of JavaScript (ES6+) and TypeScript.
  • Experience designing, developing, and maintaining RESTful APIs.
  • Solid understanding of backend architecture, scalability, security, and best practices.
  • Experience integrating third-party APIs and external services.
  • Hands-on experience with Git and version control workflows.
  • Strong communication skills and ability to work directly with clients.
  • Proactive, flexible, and comfortable in fast-paced environments.
  • Experience using AI tools in day-to-day development.
  • English level: Upper-Intermediate or higher.

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.

Please note that feedback on the results of the CV review will be provided only in the event of a decision to consider your candidacy further.
Otherwise, your data will be retained in the company’s CV database, and we will gladly contact you if a suitable vacancy becomes available. The consideration period is 7 working days.

Before sending us your CV, you may read our Privacy Notice.

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