Hybrid Full-Stack Engineer: React/.NET/Go

SaleCycle; Paris; Hybrid; EUR 63,000 - 77,000; Full time

Benefits offered by this job

Flexible hybrid working

Lunch budget with Swile card

Alan health insurance coverage

Birthday day off

Additional leave based on seniority

Regular events and after-work socials

Two remote work days per week

Up to 28 days remote work from abroad

Job summary

SaleCycle is seeking a Full-Stack Software Engineer to join a cross‑functional team powering AI‑driven personalization and cross‑channel activation for ecommerce brands. You’ll ship features end‑to‑end across React front end and C#/.NET and Go backend services in a hybrid Paris setup.

The role emphasizes depth in one stack and breadth across the other, with opportunities to grow into new languages. You’ll collaborate with the Engineering Lead and a France/UK team in a merger‑led, fast‑moving

Qualifications

• Around 6 years of professional software engineering experience.
• Deep, hands‑on expertise on one side of the stack in production: C#/.NET or Go on the backend, or React/TypeScript on the frontend.
• Solid, hands‑on experience on the other side: React/TypeScript for backend‑led profiles, C#/.NET or Go for frontend‑led profiles.
• Genuine interest in working across the stack and learning new languages.
• Comfortable in a fast‑moving, still‑forming engineering organisation post‑merger.
• A pragmatic, delivery‑focused mindset, comfortable with ambiguity and evolving standards.
• Familiar with git or other distributed source control systems

Responsibilities

• Shipping features end‑to‑end across our stack: React/TypeScript front end, C#/.NET and Go backend services
• Designing and building services and APIs within a multi‑tenant SaaS architecture serving e‑commerce customers at scale
• Building clear, responsive UI that surfaces analytics, intent scoring, and decisioning outputs to our brands and internal teams
• Working across the API boundary to shape clean, well‑documented contracts between front‑end and backend services
• Growing your skills in the languages outside your current comfort zone, with support and pairing from the team
• Writing clean, maintainable, and efficient code following industry best practices (e.g., SOLID principles, testable design)
• Collaborating within an agile, Scrum‑driven team, participating in sprints and planning sessions
• Contributing to automated testing, CI/CD pipelines, and monitoring of production systems
• Engaging in peer code reviews and sharing knowledge across our France and UK teams

Skills

Six years of professional software eng

C#/.NET backend

Go backend

React/TypeScript frontend

Full-stack versatility

Git / version control

Tools

Docker

Azure or GCP

Job description

SaleCycle is seeking a Full-Stack Software Engineer to join a cross‑functional team powering AI‑driven personalization and cross‑channel activation for ecommerce brands. You’ll ship features end‑to‑end across React front end and C#/.NET and Go backend services in a hybrid Paris setup.

The role emphasizes depth in one stack and breadth across the other, with opportunities to grow into new languages. You’ll collaborate with the Engineering Lead and a France/UK team in a merger‑led, fast‑moving