Remote Backend Engineer — AI Infrastructure

Alignerr Corp.; Poznań; Remote; PLN 83,000 - 124,000; Part time

Job summary

Alignerr Corp. is seeking experienced Back End Developers for a fully remote hourly contract.

You will design, build, and optimize server-side systems and APIs powering AI-related products, including data pipelines and scalable microservices that handle real-world traffic. You’ll work asynchronously with distributed teams, contribute to architecture decisions, and own tasks end-to-end in a flexible schedule.

Qualifications

• Proficient in one or more back end languages listed (Python/Go/Java/Node.js/Rust).
• Strong knowledge of RESTful APIs and microservices architecture.
• Experience with relational and/or NoSQL databases (PostgreSQL, MongoDB, Redis).
• Familiar with cloud platforms (AWS, GCP, Azure) and containerization (Docker/Kubernetes).
• Version control (Git) and CI/CD pipelines in modern workflows.
• Ability to debug complex systems independently and work asynchronously.

Responsibilities

• Design, develop, and maintain robust back end services, APIs, and data pipelines.
• Build scalable server-side architecture to support AI workloads.
• Write clean, well-documented, and testable code.

Skills

Python

Go

Java

Node.js

Rust

RESTful API design

Microservices

Distributed systems

Relational/NoSQL databases

Cloud platforms

Git

CI/CD

Docker

Kubernetes

Debugging

Tools

Docker

Kubernetes

PostgreSQL

MongoDB

Redis

Git

CI/CD pipelines

Job description

Alignerr Corp. is seeking experienced Back End Developers for a fully remote hourly contract.

You will design, build, and optimize server-side systems and APIs powering AI-related products, including data pipelines and scalable microservices that handle real-world traffic. You’ll work asynchronously with distributed teams, contribute to architecture decisions, and own tasks end-to-end in a flexible schedule.