Senior Backend Engineer, Integrations — Remote AI Tools

Jobgether; Spain; Remote; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Competitive Compensation

100% Remote Work

Equity and Stock Options

Annual Team Offsites

Professional Development

Annual Paid Leave

Country-Specific Benefits

International Team Culture

AI-Powered Engineering Environment

Job summary

Jobgether is seeking a Senior Backend Engineer, Integrations based in Europe to join the Core Engineering team in a fully remote, international setting. You will design, build, and operate robust backend services using PHP and Go, lead architectural migrations from a monolith to services, and create APIs that empower AI agents and automated workflows across major OTAs.

You will collaborate with Product, Design, and distributed teams to set technical priorities, optimize performance, and ensure

Qualifications

• At least 6 years of backend engineering experience with high-traffic systems.
• Strong PHP and/or Go proficiency, with experience across both.
• Experience decomposing monoliths and extracting services.
• Solid API design experience (REST, GraphQL) with versioning and scalability.
• familiarity with event-driven architectures, service-oriented systems, and DDD.
• Experience designing APIs for AI agents or AI-assisted development tools.
• Experience with cloud infrastructure; AWS is a plus.
• Excellent collaboration with distributed international teams.
• Must be physically based in Europe.

Responsibilities

• Design, develop, deploy, and maintain robust backend services with PHP and Go.
• Lead the extraction of services from a monolithic architecture with clear boundaries.
• Collaborate with Product Managers to shape technical priorities with business value.
• Design and implement high-quality APIs enabling AI agents and automated workflows.
• Optimize performance including latency and reliability in coordination with frontend teams.
• Contribute to architectural decisions and scalable engineering practices.
• Evolve event-driven, service-oriented architectures with DDD principles.
• Integrate AI-assisted development tools into daily workflows to improve productivity.
• Monitor and operate high-traffic backends and ensure seamless third-party integrations.
• Promote cross-functional collaboration across Engineering, Product, and Design.

Skills

Backend engineering

PHP

Go

API design

REST/GraphQL

DDD

Event-driven architecture

AI API design

AI coding tools

Cloud infrastructure (AWS)

Distributed systems

Problem solving

Communication skills

Ownership

Tools

AWS SQS

Claude Code

Cursor

GitHub Copilot

Job description

Jobgether is seeking a Senior Backend Engineer, Integrations based in Europe to join the Core Engineering team in a fully remote, international setting. You will design, build, and operate robust backend services using PHP and Go, lead architectural migrations from a monolith to services, and create APIs that empower AI agents and automated workflows across major OTAs.

You will collaborate with Product, Design, and distributed teams to set technical priorities, optimize performance, and ensure