Zefr

Engineering Manager

Paris, Île-de-France, France

€70,000 – €100,000Compensation
Expert & Leadership (9+ years)Experience Level
Full TimeJob Type
UnknownVisa
Real Estate, E-commerceIndustries

Job Description: Engineering Manager

Salary: €70K - €100K Employment Type: Full-Time

Who We Are

Zefir is Europe's fastest-growing Real Estate Marketplace, transforming how homes are bought and sold by enabling transactions twice as fast as traditional methods. In just 20 months, we've achieved over €1 billion in Gross Merchandise Volume (GMV) and grown from €0 to a €15 million annual revenue run rate.

We are backed by over €40 million from top-tier investors like Sequoia Capital, Fintech Collective, Heartcore Capital, and Zigg Capital. Our mission is to accelerate life changes for millions of current and future European homeowners.

Engineering Team

The Engineering Team at Zefir is the driving force behind our mission. We've grown rapidly from 9 to 30+ engineers, and we focus on solving meaningful problems for our customers. Engineers at Zefir take full ownership from ideation to launch, ensuring every feature delivers impact. We leverage LLM-based development workflows and shared best practices to automate repetitive tasks, keeping our codebase lean, scalable, and built for speed.

Responsibilities/Mission

  • Hire and grow a team by refining hiring processes and closing top talent.
  • Build and lead a high-performing engineering team.
  • Set the vision and align engineering with business goals.
  • Make technical decisions and support complex implementations.
  • Scale the product to support a growing customer base.
  • Coach engineers to develop their skills and advance their careers.
  • Move fast and drive execution in a high-impact environment.

Qualifications

  • 8+ years in engineering, including 1+ years of management experience.
  • Proven experience building delightful full-stack products (frontend, APIs, backend) with architectural complexities.
  • A passion for mentoring and helping engineers grow in their careers.
  • A product-focused mindset, caring deeply about customer impact.
  • Strong communication and collaboration skills, working effectively with stakeholders.
  • The ability to thrive in fast-paced, ambiguous environments and drive change.

Benefits

  • Competitive Salary: Utilize our salary calculator for personalized simulations.
  • BSPCE (Stock Options): Available for all employees, with monthly vesting after year one over a 4-year period.
  • Healthcare Plan: Full coverage with Alan for team members, their partners, and children.
  • Office Location: Situated in Sentier, Paris (2nd arrondissement), with flexible remote work options.
  • Swile Meal Card: €11 per worked day.
  • Swile Mobility Card: €42/month to support sustainable transportation (metro, carpooling, biking…).
  • Team Events: Monthly Mixers for connection and quarterly All Hands meetings to celebrate company achievements.

Our Operating Principles

  • 🏔️ Steep Mountains Are Steep: Setting ambitious goals and working hard to achieve them.
  • 🌊 Ride Reality: Actively seeking challenges and thriving by adapting flexibly to changes.
  • 🏀 Play for the Front of the Jersey: Prioritizing team success over individual recognition.

Application & Process

We welcome applications from anyone, regardless of background, gender, sexual orientation, religion, age, or experience. Our team values authenticity and diverse perspectives.

For all roles, our interview process emphasizes hands-on exercises, case studies, or discussions about specific examples of your previous work to ensure clear objectives.

Skills

Engineering Management
Hiring
Team Leadership
Technical Decision Making
Product Development
Full Stack Development
Frontend Development
API Development
Backend Development
Architecture
Mentoring
Coaching
Communication
Collaboration

Zefr

Contextual advertising technology for brands

About Zefr

Zefr focuses on contextual advertising, helping brands place their ads alongside relevant content without using personal information. Their technology is especially effective for video ads on platforms like YouTube and Facebook, allowing brands to reach specific audiences while maintaining user privacy. Zefr's Contextual Data Management Platform organizes brand preferences to deliver targeted ad campaigns with high engagement rates. The company differentiates itself by prioritizing privacy-compliant advertising, making it a valuable partner for brands looking to optimize their digital marketing efforts.

Los Angeles, CaliforniaHeadquarters
2009Year Founded
$63.1MTotal Funding
SERIES_ECompany Stage
Data & Analytics, EntertainmentIndustries
201-500Employees

Risks

Emerging AI technologies may increase competition in contextual advertising.
Reliance on platforms like YouTube and Facebook exposes Zefr to algorithm changes.
Expansion into new platforms like Snapchat may pose integration challenges.

Differentiation

Zefr specializes in privacy-compliant contextual advertising, avoiding personal information usage.
Their Contextual Data Management Platform offers impression-level transparency for ad campaigns.
Zefr's Atrium suite provides transparency in walled gardens like Meta and TikTok.

Upsides

Growing demand for privacy-compliant ads aligns with Zefr's contextual advertising approach.
Expansion into Snapchat's ad ecosystem enhances Zefr's brand safety measurement capabilities.
Promotion of Jon Morra to Chief AI Officer boosts AI-driven content analysis.

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