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Senior AI Node.js Developer (Fastify)

46 - 50 USDNet per hour - B2B
AI/ML

Senior AI Node.js Developer (Fastify)

AI/ML

Centrum, Gdańsk +4 Locations

1dea

Full-time
B2B
Senior
Remote
46 - 50 USD
Net per hour - B2B

Tech stack

    Polish

    C2

    English

    B2

    Node.js

    advanced

    AI

    advanced

    SQL

    advanced

    Fastify

    regular

    Jest

    regular

    Docker

    regular

Job description

Are you a seasoned Node.js developer with a passion for artificial intelligence? We're looking for a skilled professional to join our team and help us build cutting-edge applications that leverage the power of AI.

 

Organizational Details:

  • Industry: IT Consulting

  • Openings: 2

  • Location: 100% remote work

  • Start Date: ASAP (maximum 2-month notice period)

  • Salary: 170 - 185 PLN net + VAT / hour (to be negotiated)

  • Engagement Terms: B2B (outsourcing via 1dea), full-time, long-term

 

Our fully remote recruitment process is designed to be straightforward and efficient:

 

  1. Initial Phone Call: A brief conversation (~10 minutes) with a 1dea recruiter to discuss the project and terms of engagement.

  2. Client Introduction: We present your profile to our client.

  3. Technical & Project Interview: A video call with the client's team to discuss your technical skills and project experience (~1-1.5 hours).

  4. (Optional) Final Discussion: A brief follow-up (~30 minutes) with a Technical Manager from our client's side.

  5. Decision: We make a final decision and extend an offer of cooperation.


Scope of duties:

  • Developing robust and scalable backend services using Node.js and TypeScript

  • Integrating AI and machine learning models into our applications (e.g., using TensorFlow.js)

  • Writing comprehensive unit and integration tests to ensure code quality and reliability

  • Collaborating with the team to design and implement new features

  • Working with Docker and cloud platforms like AWS or Azure to deploy and manage our services


Needs:

  • A minimum of 4 years of experience with Node.js and TypeScript

  • Hands-on experience with the Fastify framework

  • Proven expertise in integrating AI/ML models

  • Proficiency with Docker and at least one major cloud provider (AWS or Azure)

  • Strong knowledge of SQL databases, specifically PostgreSQL

  • Experience writing unit and integration tests with frameworks like Jest

  • Solid understanding of Git for version control

  • English at B2+ level (spoken and written)

 

Bonus points if you have:

  • Experience with Python in an AI context.

  • Knowledge of Kubernetes and message queueing systems (RabbitMQ, Kafka).

  • Familiarity with microservices architecture.


Offer:

  • Long-Term Contract: We are looking for a long-term partnership. You will be offered an indefinite B2B contract from the start, as our client is focused exclusively on long-term collaboration

  • Join a Strong Company: Become a part of a company with a solid market position

  • Modern Equipment: Our client provides all the necessary hardware and software you need to do your best work

  • Flexible Working Hours: Enjoy the freedom to manage your own time effectively

  • 100% Remote Work: This position is fully remote

  • Collaborative Culture: We value teamwork, openness, and mutual respect. Creativity is highly encouraged, and your ideas and suggestions will be valued throughout the project

Published: 28.09.2025

Senior AI Node.js Developer (Fastify)

46 - 50 USDNet per hour - B2B
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Senior AI Node.js Developer (Fastify)

Centrum, Gdańsk

1dea

46 - 50 USDNet per hour - B2B
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