Senior Backend Engineer: Node.js & Microservices (Hybrid)

OneRail Poland Sp. z o.o.; Kraków; Hybrid; PLN 180,000 - 240,000; Full time

Job summary

A logistics technology company in Kraków is seeking a Senior Backend Developer with expertise in Node.js and TypeScript. You will be responsible for developing and maintaining backend services, designing scalable solutions, and collaborating with cross-functional teams. The ideal candidate has over 6 years of experience and advanced English proficiency. This role offers a competitive salary within a flexible hybrid work environment.

Benefits

Sport subscription

Training budget

Private healthcare

Free coffee

Bike parking

Free snacks, beverages, lunch

Modern office, startup atmosphere

Free parking

Qualifications

• 6+ years of experience in backend development with a focus on Node.js & TypeScript.
• Strong experience in building RESTful APIs and microservices.
• Good knowledge of databases such as MySQL, MongoDB, or similar.
• Experience with cloud services like Azure and GCP.
• Understanding of Docker and Kubernetes.
• Familiarity with message queues like RabbitMQ or Kafka is a plus.
• Strong communication and collaboration skills.
• Advanced proficiency in English (B2+).

Responsibilities

• Develop and maintain backend services and APIs for the logistics platform.
• Design scalable solutions using Node.js.
• Participate in code reviews and testing for code quality.
• Monitor system performance and troubleshoot issues.
• Collaborate with frontend developers and stakeholders.
• Document technical specifications.
• Automate deployment processes.

Skills

Node.js

TypeScript

RESTful APIs

Microservices

MySQL

MongoDB

Cloud services (Azure, GCP)

Docker

Kubernetes

Agile methodologies

CI/CD practices

RabbitMQ

Kafka

Problem-solving skills

Communication skills

English proficiency (B2+)

Job description

A logistics technology company in Kraków is seeking a Senior Backend Developer with expertise in Node.js and TypeScript. You will be responsible for developing and maintaining backend services, designing scalable solutions, and collaborating with cross-functional teams. The ideal candidate has over 6 years of experience and advanced English proficiency. This role offers a competitive salary within a flexible hybrid work environment.