Head of Data

Join Jus Mundi – To Power Global Justice

Founded in 2019 and recognized as a mission-led company,
*Jus Mundi*
is pioneering legal technology to power global justice through artificial intelligence.

Headquartered in Paris, with additional offices in New York, London, and Singapore, Jus Mundi serves over 150,000 users, including top law firms, multinational corporations, government bodies, and academic institutions in more than 90 countries. By combining legal expertise with cutting-edge AI technology, we provide global legal intelligence, data-driven arbitration professional selection, and business development services.

*What Makes Jus Mundi the Place to Be*

• Our Values: With core values as Friendly, Committed, Explorative, and Excelsior, we cultivate a dynamic environment that encourages collaboration, innovation, and continuous growth.
• Legal Is the Next Frontier for GenAI: Legal is one of the top industries ready to be transformed by GenAI. At Jus Mundi, we're building transformative AI where it has the power to make the most impact.
• Proven Product Market Fit: Jus Mundi has secured product-market fit in global markets since launch, partnering with top-tier law firms, government bodies, and major corporations, including: Freshfields, Quinn Emanuel, Wong Partnership, Total Energies, Canada, UK, and Japan.
• Strategic Investment: We recently raised over $20 million in Series B funding from prominent strategic international investors, including Acton Capital, True Global Ventures, C4 Ventures, and FJ Labs, fueling our growth and innovation.
• Legal Meets Tech: Our engineers and former lawyers collaborate closely with large language models (LLMs) to pioneer the future of generative AI and reshape professional services.
• Exceptional Team: Work with talented professionals from industry leaders, including engineers, legal experts, and AI specialists from companies like Google and Amazon who are pushing the boundaries of legal tech.

About the Role

Jus Mundi is looking for a
*Head of Data*
to build and scale our next generation data foundation.

As a Head of Data, you are leading the
*architecture the data ingestion pipelines
that power our global legal intelligence platform. You will
lead data gestion, engineering and Document AI pipelines
, and
you own databases architectures*
that support different products at Jus Mundi.

This is your chance to work at the intersection of law, data, and advanced AI, contributing to innovative solutions that transform the legal industry.

The Team

You will
*lead our Data team*
, building reliable, scalable, and intelligent data systems that process millions of legal documents. You'll collaborate closely with engineering, AI research, legal knowledge experts, and product teams to ensure our data systems power all key product and research initiatives. You'll also establish the technology and infrastructure our data analysts need to succeed.

Your mission at Jus Mundi

Data Infrastructure & Storage

• Build and maintain a scalable data lake/warehouse as the company's single source of truth
• Design robust schemas, data contracts, and metrics layers
• Ensure data quality, lineage, versioning, and monitoring across all datasets
• Create reliable, well-documented, reusable datasets for analysts and stakeholders

Data Ingestion & Processing

• Lead the architecture and ownership of automated ingestion pipelines across PDFs, HTML, scanned documents, APIs, and repositories
• Oversee the integration of AI throughout the ingestion flow including OCR, document classification, metadata extraction, LLM and VLM based structuring, and schema enforcement
• Deliver a unified data and AI pipeline that supports both batch and streaming use cases
• Ensure high quality corpus generation including deduplication, normalization, enrichment, and versioning

You will be empowered to lead key initiatives on data automation, AI enabled extraction, and pipeline reliability. You will make a direct impact on the quality and intelligence of our legal research platform.

Preferred Experience And Skills

• Minimum of 12 years in data engineering or data platform leadership, including 4 years of team management.
• Strong experience designing automated ingestion pipelines and ETL or ELT systems.
• Expertise with data lake, data warehouses.
• Expertise with modern data processing tools such as Spark, Beam, Flink, Talend, Glue, or Databricks.
• Advanced Python and SQL, plus solid cloud architecture experience with AWS or GCP.
• Understanding of containers, orchestration, and infrastructure as code.
• Experience with document intelligence including OCR, metadata extraction, classification, and layout aware models.
• Hands on familiarity with models like LayoutLM, Donut, DocTr, or PaddleOCR.
• Practical experience integrating ML inference into data pipelines with quality and drift monitoring.
• Awareness of LLM and VLM capabilities, including prompt design, embeddings, chunking, and schema enforcement.
• Ability to choose between OCR, layout models, or VLMs for complex documents with tables, stamps, and signatures.
• Proven ability to architect scalable ingestion to extraction pipelines that support search, retrieval, and training data.
• Experience in AI first or document heavy industries is a strong plus.

Interview process

We're proud of our multicultural team representing
*37 nationalities
To ensure smooth communication,
please apply in English (CV and Application form).*

• Screening Call with Laurine, Talent Manager (30-min)
• Interview with Thomas, CTO, and Dash, Head of AI (1-hour )
• Interview with Jean-Rémi, CEO, and Stéphane, VP of Product (1-hour)
• Use case with a panel of interviewers from different teams (Legal, Software Engineering…) (1H30)
• HR call with Anna, VP of People **(30-min)
• Team-Fit Interview with team members from Software Engineering and Product min)

Please note that, due to the nature of the sector we operate in, the final steps of our recruitment process include reference calls and a background check.

Need More Reasons to Join Us?

• Enjoy a hybrid working organization that combines remote and on-site work (2 days).
• Get 5 weeks of vacation each year, and take them whenever it suits you.
• Receive 100% coverage of private health insurance for yourself and your children.
• Enjoy 60% company-funded restaurant vouchers for your weekday meals (Swile).
• Participate in company-wide summits called JM Fest to connect and inspire.
• Stay active with a co-financed ClassPass membership by accessing a variety of fitness and wellness activities.
• Enjoy the flexibility to work from anywhere across the globe for up to 8 weeks per year.
• Receive relocation assistance to help ease your transition to France.
• Profit from our support in ongoing training to continually expand your skills and knowledge.
• Last but not least: Experience a commitment to building a warm, inclusive, and diverse environment.

At Jus Mundi, we believe that diversity, equity, and inclusion are key to our success. Confidence can sometimes hold us back from applying for a job, but we'll let you in on a secret: there's no such thing as a 'perfect' candidate. We celebrate diverse backgrounds, experiences, and identities, and we encourage you to apply regardless of how you identify. Whether you're early in your career or a seasoned professional, your unique perspective and skills are what matter most. Join us in building a workplace where everyone feels valued, empowered, and excited to contribute their best work every day.