Senior Full-Stack Engineer: AI-Driven Travel Tech

Oversee; Polska; Remote; PLN 200,000 - 320,000; Full time

Job summary

Oversee is building practical AI solutions for travel with FareSaver and HotelSaver, supporting billions in travel spend. We seek a Senior Full-Stack Software Engineer to design scalable systems, optimize performance, and ship features with real business impact.

You will work across backend (Python/Django, JVM), frontend (TypeScript/React), and infrastructure (Kubernetes, AWS, Terraform), collaborating with product teams in a fast-moving environment. Fluency in English is essential.

Qualifications

• 5+ years of software engineering experience delivering production systems.
• Proven experience with Python/Django and JVM stack.
• Experience with TypeScript/React and Linux environments.
• Strong ownership of code quality and technical decisions.
• Excellent collaboration and communication in English.

Responsibilities

• Design, build, and maintain high-performance backend services and data pipelines.
• Develop frontend features in TypeScript/React to realize complex ideas.
• Implement business logic and filtering algorithms powering the platform.
• Collaborate with product and business teams to deliver impactful features.
• Integrate with third-party APIs (REST/SOAP) and ensure interoperability.

Skills

Distributed systems design

Team collaboration

Performance optimization

English communication

Proactive learning

Tools

Python

Django

Java/Kotlin

TypeScript

React

Kubernetes

AWS

Terraform

CI/CD

Job description

Oversee is building practical AI solutions for travel with FareSaver and HotelSaver, supporting billions in travel spend. We seek a Senior Full-Stack Software Engineer to design scalable systems, optimize performance, and ship features with real business impact.

You will work across backend (Python/Django, JVM), frontend (TypeScript/React), and infrastructure (Kubernetes, AWS, Terraform), collaborating with product teams in a fast-moving environment. Fluency in English is essential.