IoT Backend Architect – Remote, Freelance-to-Permanent

intent; Polska; Remote; PLN 124,000 - 248,000; Full time

Benefits offered by this job

Fully remote

Permanent contract path

26 days annual leave

10 sick days

Saltus medical care

Training budget

Job summary

intent is seeking a backend architect who will own the technical direction of complex IoT projects. This freelance, time & material role starts fully remote with a strong path to a permanent contract and full benefits.You’ll shape data pipelines, API design, and cloud infra while guiding trade-offs for clients and the team.

You’ll join a 60+ person, AI-native organization that values decisive architects who mentor others, collaborate across firmware, mobile, QA and PMs, and drive robust

Qualifications

• 7+ years backend development with leadership in technical direction.
• Strong Node.js skills in production systems at scale.
• Deep, hands-on AWS expertise: EKS, Aurora, DynamoDB, Timestream, S3.
• Kubernetes, Docker, and Terraform for real infra.
• Solid understanding of distributed systems, event-driven architectures, and data pipelines.

Responsibilities

• Own and evolve the backend architecture for IoT projects: data ingestion pipelines, API design, infrastructure decisions.
• Make technical trade-off calls and defend them clearly to the team and to clients.
• Design and maintain cloud infrastructure on AWS (EKS, Aurora, DynamoDB, Timestream, S3) with production-grade reliability.
• Lead technical discussions: RFCs, architecture reviews, post-mortems.
• Mentor other backend engineers, raise the bar on code quality, and set patterns others can follow.
• Work side by side with firmware engineers, mobile developers, QA, PMs, and clients.
• Use AI tools as part of your daily workflow, not as a party trick.
• Challenge product and technical assumptions when something doesn't add up.

Skills

Backend architecture

Node.js

AWS Expertise

Kubernetes

Terraform

MQTT IoT

CI/CD pipelines

English B2+

Tools

GitHub Actions

GitLab CI

Jenkins

Job description

intent is seeking a backend architect who will own the technical direction of complex IoT projects. This freelance, time & material role starts fully remote with a strong path to a permanent contract and full benefits.You’ll shape data pipelines, API design, and cloud infra while guiding trade-offs for clients and the team.

You’ll join a 60+ person, AI-native organization that values decisive architects who mentor others, collaborate across firmware, mobile, QA and PMs, and drive robust