Backend Engineer (Python/Go) – AI Data Pipelines, Remote

CreatorIQ Limited; Województwo mazowieckie; Hybrid; PLN 231,000 - 289,000; Full time

Benefits offered by this job

Meal stipends

26 days vacation and holidays

Medical & life insurance

Stock options

Wellness & learning stipends

Job summary

CreatorIQ Limited is seeking a Backend Software Engineer to build backend services and streaming pipelines that pull creator data from Instagram, Facebook, TikTok, YouTube, X, Snapchat, and more. You’ll scale to roughly 1 billion social records per day, designing for resilience with OAuth, rate limiting, retries, and monitoring.

This full-time role can be based in Warsaw or remote within Poland. You’ll work with Python and Go, AWS services, Kafka, and modern tech to enable campaign reporting,

Qualifications

• 3+ years of commercial backend development.
• Strong Python 3 skills, including asyncio, type hints, Pydantic, and pytest
• Production experience with Go.
• Experience integrating third-party REST/GraphQL APIs at scale: OAuth, rate limiting, retries/backoff, idempotency, pagination.
• Hands-on AWS experience, in particular Lambda, S3, SQS, Kinesis/Firehose and Secrets Manager, plus Docker and working knowledge of Kubernetes.
• Strong SQL: PostgreSQL, and analytical warehouses such as Redshift with large, partitioned tables.
• Experience with Kafka or a similar streaming/messaging system.
• Good testing habits, plus experience with code review and CI/CD.
• Hands-on experience building AI agents: LLM APIs, tool use / function calling, MCP, prompt and context design, evaluating agent output.
• Fluency in an AI-assisted SDLC: using coding agents for design, implementation, tests and review, while staying accountable for quality and security.
• Comfort debugging production issues end to end from logs and metrics.
• Good written and spoken English, enough to work with global product and support teams.

Responsibilities

• Build and maintain integrations with social platform APIs, including Instagram, TikTok, YouTube and others.
• Develop backend services in Python and Go.
• Work on streaming data pipelines using Kafka and AWS.
• Modernize legacy services and improve performance.
• Support production by handling alerts and investigating data issues.
• Build AI agents and tools (LLM-based agents, MCP servers) that automate engineering and support work, such as data triage.
• Use AI across the whole development lifecycle: design, coding, testing, code review and operations.
• Collaborate with Product, Data and other engineering teams.

Skills

Python 3

Go

Asyncio

Pydantic

pytest

AWS

Docker

Kubernetes

PostgreSQL

Redshift

Kafka

REST/GraphQL APIs

CI/CD

AI agents

English

Tools

AWS Lambda

S3

SQS

Kinesis/Firehose

Secrets Manager

Docker

Kubernetes

PostgreSQL

Redshift

Kafka

Job description

CreatorIQ Limited is seeking a Backend Software Engineer to build backend services and streaming pipelines that pull creator data from Instagram, Facebook, TikTok, YouTube, X, Snapchat, and more. You’ll scale to roughly 1 billion social records per day, designing for resilience with OAuth, rate limiting, retries, and monitoring.

This full-time role can be based in Warsaw or remote within Poland. You’ll work with Python and Go, AWS services, Kafka, and modern tech to enable campaign reporting,