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Senior Node.js Developer

Summary

Build and modernize Node.js-based microservices and REST APIs, refactor legacy systems, and deliver cloud-native solutions on AWS for enterprise clients.

We're looking for a Senior Node.js Developer to join our team in Gdansk/Krakow, Poland, in a hybrid working mode (3 days from the office). In this role, you will contribute to the design and development of front-end solutions, microservices, and REST APIs, leveraging modern technologies and best practices. You will also play a key role in analyzing legacy systems, defining architecture for transformation projects, and collaborating with cross-functional teams to drive business value.

Responsibilities

  • Design and develop scalable front-end applications, microservices, and REST APIs
  • Analyze existing legacy applications and define a target state architecture for modernization
  • Implement and optimize solutions within a cloud environment using AWS services
  • Ensure performance, security, and reliability across applications and services
  • Work collaboratively in an Agile setting, engaging with cross-functional teams and stakeholders
  • Contribute to code reviews and establish engineering best practices
  • Use testing frameworks and monitoring tools to maintain product quality and stability
  • Communicate effectively with clients and internal teams, providing technical insights and recommendations

Requirements

  • 5+ years of experience in software engineering, including Node.js development
  • Strong expertise in JavaScript with practical experience in Node.js
  • Demonstrated experience in designing microservices architecture and building REST APIs
  • Solid hands-on experience with AWS cloud services such as EC2, S3, Lambda, Kinesis, Firehose, DynamoDB, and CloudWatch
  • Knowledge of database technologies including DynamoDB and PostgreSQL (DB2 legacy experience is a plus)
  • Familiarity with TypeScript and Java
  • Understanding of CI/CD, testing practices, and tools such as Cucumber and API testing frameworks
  • Experience working in Agile development environments
  • Excellent communication, client-facing skills, and the ability to manage ambiguity

Benefits

We gather like-minded people:

  • Top tech minds driving innovation in AI, cloud and digital platform modernization
  • Supportive team and agile, startup-like culture
  • Hybrid by design mode and opportunity to work remotely within Poland
  • Chance to work abroad for up to 60 days annually
  • Business-driven relocation opportunities

We provide growth opportunities:

  • Career development programs
  • Thought leadership, mentoring, soft skills and well-being programs
  • Certification (Anthropic, Gemini, GCP, Azure, AWS)
  • English classes

We cover it all:

  • Stable pay
  • Participation in the Employee Stock Purchase Plan with a 15% discount
  • Benefits package (health insurance, multisport, shopping vouchers)
  • Referral bonuses up to $2,000
  • Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more
  • Corporate, social and well-being events

Please, note:

  • Benefits listed above are available to employees only
  • We are open for working with Contractors. Terms of B2B cooperation agreements are agreed individually
  • We will reach out to selected candidates exclusively

See also