Zefr

Software Engineer

Remote

€53,000 – €70,500Compensation
Mid-level (3 to 4 years)Experience Level
Full TimeJob Type
UnknownVisa
Consumer Software, FintechIndustries

Job Description: Full-Stack Engineer

Position Overview

  • Location Type: Hybrid
  • Job Type: Full-Time
  • Salary: €53K - €70.5K

Zefir is the leading collective real estate sales platform. At Zefir, we are redefining real estate by simplifying and accelerating sales through our collaborative "Co-Agent" method, which brings together the best agents in a win-win model. Created in 2020 by Rémy Fabre and Louis Lambert, Zefir has raised €36 million from Sequoia Capital and Zigg Capital. Driven by an ambitious vision, our team of 50 people is guided by strong values that structure our daily lives.

Requirements

  • Programming Languages: Node.js (TypeScript) with Nest.js and GraphQL
  • Frontend Development: React.js and Next.js
  • Testing: Experience with End-to-End (E2E) testing
  • Collaboration: Ability to work closely with technical teams and Product Managers
  • Communication: Strong English language skills (for communication and collaboration)
  • Personal Attributes: Entrepreneurial spirit, performance-oriented, positive attitude, open-minded, collaborative

Responsibilities

  • Deliver new features quickly while developing long-term strategies for web applications and infrastructure.
  • Collaborate with teams to define priorities and achieve key objectives.
  • Take ownership of each feature, from design to implementation, measuring its impact on business and technical performance indicators.
  • Write high-quality, maintainable code for rapid deployments and continuous improvement of the customer experience and internal processes.
  • Develop end-to-end (E2E) tests to ensure comprehensive coverage of critical user journeys and reduce code review time.

Compensation and Benefits

  • Contract Type: CDI (Permanent Employment)
  • Employment Level: Cadre au forfait jour (Senior Level)
  • Salary: €53K - €70.5K per year
  • Stock Options (BSPCE): Vesting monthly after the first year, and over 4 years.
  • Healthcare Plan: Alan healthcare insurance (100% covered for team members, partners, and their children)
  • Meal Vouchers: Swile restaurant card - €11 per working day
  • Mobility Card: Swile mobility card - €42 per month for sustainable mobility needs (subscriptions, metro, carpooling, bicycle)
  • Team Events: Monthly Mixer (monthly) and All Hands meetings (quarterly)

Company Information

  • Company: Zefir
  • Founded: 2020
  • Founders: Rémy Fabre and Louis Lambert
  • Funding: €36 million raised from Sequoia Capital and Zigg Capital
  • Location: Offices in Sentier, Paris (2nd arrondissement)

Skills

Node.js
TypeScript
Nest.js
GraphQL
React.js
Next.js
E2E Testing

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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