👨🏻‍💻 postech.work

Backend Software Engineer (Core AI)

Goodweek • 🌐 Remote

Remote Posted 1 week, 1 day ago

Job Description

We're building a next-generation AI tool designed to revolutionize business productivity. Our team of 40 passionate talents spans across France, Spain, and the United States, and our vision is backed by 6 international investment funds.

To accelerate our growth, we're looking for a talented Software Engineer to join our Engineering team and help us build an innovative product that will make a real impact on how thousands of users work every day.

Vos missions

You’ll shape our core AI framework and backend, taking full ownership of backend features. You will build scalable, secure and high-performance systems integrating with AI while collaborating closely with product, data and engineering teams.

More specifically, you will:

Build robust backend services for AI systems (RAG, model orchestration, vector databases)

Design scalable APIs integrating LLMs and AI workflows

Ensure security, observability, and performance across our infrastructure

Automate deployment pipelines, monitoring, and testing

Participate in architecture and tech stack decisions

Document and share technical knowledge

Drive continuous improvement of our AI platform with innovative solutions

Vos compétences

Technical background

5+ years of experience with Node.js + TypeScript stack (NestJS/React)

Hands-on experience (or strong familiarity) with AI/ML integration (LLMs, RAG, or similar)

Solid understanding of backend architecture, scalability, and security best practices

Experience with databases, authentication, and cloud platforms

Familiar with CI/CD, Git workflows, and agile methodologies

Bonus: familiarity with other backend programming languages (go, python, ...)

Soft skills

Strong technical communication

Agile mindset focused on product and business value

Ability to document and defend architectural decisions

Balance between code quality and delivery speed

Technical English

required

Avantages

Fully covered health insurance (100%)

Meal vouchers and transportation cost reimbursement (50%)

Flexible working hours

Hybrid remote work

Daily use of English through close collaboration with teams in the US and Spain

Contract type: Full-time

Department: Engineering

Start date: As soon as possible

Interested in this opportunity? Don’t hesitate, apply now and join the adventure! 🚀

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