Zefr

Software Engineer

Remote

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€53,000 – €70,500Compensation

Mid-level (3 to 4 years)Experience Level

Full TimeJob Type

UnknownVisa

Consumer Software, FintechIndustries

Requirements

Candidates must have strong experience in developing robust APIs using Node.js (TypeScript) with Nest.js and GraphQL. Proficiency in frontend development with React.js and Next.js is required. A collaborative mindset and the ability to work with diverse teams are essential. Candidates should possess an entrepreneurial spirit and a proven track record of transforming ambitious ideas into concrete projects. Strong English communication skills are necessary for team interactions.

Responsibilities

As a Software Engineer, you will play a key role in ensuring the rapid delivery of new features while developing long-term strategies for web applications and infrastructure. You will collaborate closely with technical teams and Product Managers to define priorities and achieve key objectives. You will be responsible for each feature from design to implementation, measuring its impact on business and technical performance indicators. Writing clean, maintainable, and tested code will be crucial for ensuring quick deployments and continuous improvement of customer experience and internal processes. You will also work on end-to-end (E2E) tests to ensure comprehensive coverage on critical paths and reduce code review time.

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.

Key Metrics

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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