Staff Software Engineer

GitGuardian; Paris; Hybrid; EUR 60,000 - 85,000; Full time

Job summary

GitGuardian in Paris is seeking experienced software engineers to enhance our growing team. You will lead the design and implementation of our security platform, managing architectural decisions while mentoring fellow engineers. Expertise in Python and cloud technologies is essential, along with experience in security-focused environments.

Join our dynamic team where you will have an impact on innovative solutions and maintain code quality. You will also be part of a vibrant engineering culture focusing on growth and collaboration.

Qualifications

• Proven ability to lead technical initiatives effectively.
• Strong background in collaborating with cross-functional teams.
• Experience with performance optimization and scalability challenges.

Responsibilities

• Lead design, development, and implementation of complex technical solutions.
• Drive architectural decisions and technical strategy across the organization.
• Mentor engineers and foster a culture of learning and collaboration.

Skills

Leadership and Cross-Functional Collaboration

Fluency in English

Expert in Python with experience in Django

Experience with large monolithic codebases

Expert in web application development

Expert in cloud platforms (AWS, Azure, Google Cloud)

Knowledge of containerization technologies (Docker, Kubernetes)

Experience in security-focused environments

Tools

Python

Django

Rust

JavaScript

TypeScript

PostgreSQL

ClickHouse

RabbitMQ

Redis

Kubernetes

Terraform

Job description

Requirements

• If you think you match at least 70% of these criteria, please apply!
• Here's what we consider essential for success in this role:
• Leadership and Cross-Functional Collaboration
• You have a track record of effectively leading technical initiatives and collaborating with multiple teams in an organization of at least one hundred people
• Strong background in fostering cross-functional skills across engineering teams
• Fluency in English
• You are an expert in Python with solid experience in Django and large monolithic codebases
• Experience working with large monolithic codebases transitioning to modular architectures
• You have led several initiatives around performance optimization and scalability challenges
• You are an expert in web application development, Unix/Linux environments, and distributed and parallel systems
• Cloud and Containerization Knowledge
• You have expert-level knowledge of cloud platforms (e.g., AWS, Azure, Google Cloud) and containerization technologies (e.g., Docker, Kubernetes)
• Security and Compliance Experience
• Experience working in security-focused environments, particularly with companies adhering to compliance standards such as SOC 1, SOC 2, and ISO certifications
• (Desirable) You have expertise around plain text search at scale
• (Desirable) You have built and operated graph databases with millions of nodes
• (Desirable) You like building tools for developers
• (Desirable) You have experience building security products
• (Desirable) You’re eager to conference or meet-up speaking inside or outside the company
• (Desirable) You don’t hard code API keys in your code

What the job involves

• We are looking for highly skilled software engineers to reinforce our 50+ engineers department and build the best secret security platform in the world
• Staff engineers are leading the engineering excellence at GitGuardian, they own our technical vision
• In practice, they lead the design, development, and implementation of complex technical solutions, ensuring scalability, reliability, and performance
• Drive architectural decisions, technical strategy, and best practices across the engineering organization
• Mentor and guide engineers, fostering a culture of learning, collaboration, and excellence
• Collaborate with product managers, designers, and other stakeholders to define requirements and deliver innovative solutions that address customer needs
• Conduct code reviews, provide constructive feedback, and ensure adherence to coding standards and best practices
• Identify technical challenges and proactively propose solutions to address them
• Stay up-to-date with the latest technologies, trends, and best practices in software engineering and apply them to enhance our products and processes
• Do hands-on software development
• Maintain and ensure an excellent quality of code and healthy codebase
• Participate in the growth of our engineering teams! We are growing fast and we need you to support our continued growth in 2026
• Stack:
• Backend: Python (Django), Rust
• Frontend: JavaScript (React), TypeScript, React Query, Jest
• DB: PostgreSQL, ClickHouse
• Observability: Sentry, Grafana, Coralogix
• Deployment: ArgoCD, GitlabCI, Terraform
• Runtime: Kubernetes (Karpenter, Istio)
• Cloud providers: AWS and OVH
• Message brokering: RabbitMQ, Redis