Head of Software Engineering Hands-on (M/F) - CDI - Paris

Wiremind, SAS.; Paris; Hybride; EUR 120 000 - 180 000; Plein temps

Avantages offerts par ce poste

Hybrid policy

Paris office

Performance-based pay

WellPass

Team events

Résumé du poste

Wiremind, a Paris-based tech company, is seeking a senior software leader to own the technical vision across frontend and backend. You will define scalable architecture, break down silos, and coordinate with product, engineering, and leadership to deliver high-impact SaaS solutions in the event and transport spaces.

You will collaborate with frontend and backend leads, product owners, and sales to ship quality-first, scalable software, while mentoring the team and guiding technical decisions.

Qualifications

• - 10+ years of experience in software engineering and successful management of fullstack teams in demanding environments.
• - Strong fullstack background with backend-first mindset and ability to discuss frontend topics.
• - Excellent communication and leadership skills with proven ability to align product, tech teams, and business priorities.
• - Bonus: SaaS, event-tech, or complex interfaces experience.

Responsabilités

• - Define and maintain a global architecture vision (frontend + backend).
• - Own key technical decisions: refactoring, scalability, debt trade-offs.
• - Break down silos and improve cross-team collaboration.
• - Deeply understand business/product context to guide implementation.
• - Collaborate with product owners to plan delivery and maintain alignment.
• - Ensure technical quality, performance, and maintainability.
• - Coach and lead technical leads and developers; balance hands-on coding (~70%).
• - Contribute to technical decisions, code reviews, and architecture discussions.

Connaissances

Fullstack leadership

Backend-first

Communication

Leadership

Team mentorship

Outils

Python

SQLAlchemy

Remoulade

GraphQL

Next.js

Angular

TypeScript

D3.js

PostgreSQL

Elasticsearch

Redis

GitLab

Kubernetes

Prometheus

Grafana

Kibana

Description du poste

Since 2014, Wiremind has positioned itself as a tech company transforming the world of transport and events with a 360° approach combining UX, software, and AI.

Our expertise lies primarily in optimizing and distributing our clients' capacity. We work on various projects such as ticket forecasting and pricing, 3D optimization of air freight or scraping competitor prices. Our applications are the preferred tool of companies such as SNCF, United Airlines, Qatar Airways or even PSG to visualize, analyze and optimize their capacity.

Today, Wiremind has 170 employees and has been profitable and 100% bootstrapped since day one. We are a team of experts driven by engineering excellence and product impact.

Dynamic and ambitious, we strive to maintain our technical DNA which is the engine of our success. The company, profitable and self-financed for ten years and now backed by a Series A, i is mainly composed of engineers and experts and currently supports the growth of our business model based on "software-as-a-service" solutions.

Your missions

Eventori is our all-in-one ticketing platform built for sports clubs and live entertainment venues. Ticketing, access control, white-label ticket shop , CRM, resale, analytics in one product. With early customers such as Rodez Foot and Monaco Basket, we are now entering a new acceleration phase following the first successful deployment of our solution to the Ligue 1 club SCO Angers in june 2025 and the signing of 40+ customers in 2026, including popular club such as FC Sochaux.

Reporting directly to Charles, Wiremind’s CTO and Co-founder, you will take full ownership of the technical vision and execution across both frontend and backend streams. Your mission will be to define a solid and scalable architecture, break down technical silos, and act as a bridge between product, engineering, and leadership teams.

You will collaborate closely with our existing Frontend and Backend Leads and Developpers, Product Owners, and Sales to ship scalable, quality first solutions that meet the specific business needs of the event industry.

Technical vision & architecture

• Define and maintain a global architecture vision (frontend + backend).

• Own key technical decisions: refactoring, scalability, trade-offs between new features and technical debt.

• Improve collaboration across teams by breaking down existing communication silos.

Project & product ownership

• Deeply understand the business and product context to make the right implementation choices.

• Collaborate with product owners to identify the most efficient path to delivery and ensure consistent planning.

• Be responsible for ensuring technical quality, performance, and maintainability.

Team collaboration & tech leadership

• Support and coach the existing technical leads and developers.

• Contribute to technical decisions, code reviews, and architectural discussions.

• Lead by example, while focusing primarily on coordination and team impact rather than individual contribution, we still expect around ~70% hands-on coding on the most challenging part of the codebase

Technical stack:

• Backend: Python, SQLAlchemy, Remoulade (in-house task queue), GraphQL APIs

• Frontend: Next.js (front office), Angular (back office), TypeScript, D3.js

• Data-store: Postgresql, Elasticsearch, Redis

• Gitlab for continuous delivery

• Kubernetes for infrastructure

• Prometheus/Grafana and Kibana for operations

Your profile

• You have 10+ years of experience in software engineering and have successfully managed fullstack teams in demanding environments.

• Strong Fullstack background with a backend-first mindset and comfortable navigating frontend topics.

• Excellent communication and leadership skills, with a proven ability to align product, technical teams, and business priorities.

• Bonus: Experience in SaaS, event-tech, or working on complex interfaces and operations-heavy B2B2C products.Our benefits

By joining us, you will become part of:

• A self-financed startup with a strong tech identity!

• Beautiful 800 m² offices in the heart of Paris (Bd Poissonnière)

• Attractive remuneration indexed on performance

• A caring and stimulating team that encourages skills development through initiative and autonomy

• A learning environment with opportunities for evolution

You will also benefit from:

• A hybrid policy: 2 days of remote work per week and the possibility to work occasionally from abroad

• Access to WellPass at a preferential rate to maintain your well-being

• A great company culture (monthly afterworks, regular meetings on technology and products, annual off-site seminars, team-building…)

Our Recruitment Process

1. A screening interview with Anne-Laure our Lead Talent Acquisition Manager

2. A screening interview with Charles our CTO and Co-founder

3. A Use case to be prepared

4. A technical interview with Charles and a team member

5. Founder interview with our CEO

Wiremind is committed to equality of opportunity, diversity, and fairness. We encourage all candidates with the necessary experience to apply for our job offers