Senior Full-Stack Engineer - AI-Powered Travel Platform

Oversee 1; Polska; Remote; PLN 180,000 - 240,000; Full time

Job summary

Oversee 1 is seeking a Senior Full-Stack Software Engineer to design scalable backend services and frontend features. You will work on data pipelines and distributed infrastructure to manage billions in travel spend.

You will own code quality, collaborate across teams, and leverage AI-assisted tools to accelerate development. Strong English communication and a passion for learning are essential.

Qualifications

• 5+ years of experience building production software systems.
• Experience designing scalable, distributed applications and data pipelines.
• Strong ownership of code quality and technical decisions.
• English fluency with excellent communication.
• Familiarity with Linux runtime environments.
• Experience with AI-assisted development tools is a plus.

Responsibilities

• Design, build, and maintain backend services, data pipelines, and distributed infrastructure.
• Develop frontend features in TypeScript/React to bring ideas to life.
• Implement complex business logic and filtering algorithms powering the platform.
• Optimize fare tracking solutions to save clients money.
• Contribute to architectural decisions for high-scale applications.
• Integrate with REST/SOAP APIs and ensure interoperability.
• Collaborate with product and business teams to deliver impactful features.

Skills

Collaboration

English fluency

Code quality ownership

Distributed architectures

Performance optimization

Linux

Problem solving

Tools

Python/Django

Java/Kotlin

TypeScript

React

Kubernetes

AWS

Terraform

Job description

Oversee 1 is seeking a Senior Full-Stack Software Engineer to design scalable backend services and frontend features. You will work on data pipelines and distributed infrastructure to manage billions in travel spend.

You will own code quality, collaborate across teams, and leverage AI-assisted tools to accelerate development. Strong English communication and a passion for learning are essential.