Staff Data Engineer

Who We Are

Citizen Health was founded on the belief — shaped by firsthand lived experiences navigating healthcare — that having the right advocate is the single most important factor in achieving better care and outcomes. By uniquely combining data, AI, and community, Citizen is building a personalized AI advocate powered by patients' complete medical histories and data from thousands of other patients to generate personalized insights for clinical decisions and day-to-day challenges. Starting in rare and complex conditions, patients share their data in exchange for value, enabling biopharma and researchers with seamless access to patients and regulatory-grade data, shaving years off drug development for much-needed treatments.

Citizen is founded by experienced entrepreneurs with multiple successes under their belts and is funded by top-tier investors including 8VC, Transformation Capital, and Headline Ventures, among others. We are a mission-driven team excited to be building the future of consumer healthcare.

The Role

Citizen Health is seeking a Staff Data Engineer will shape the data infrastructure powering our key products and services. You will own the technical design, architecture, and delivery of scalable data solutions that enable clinical, business, and operational insights for researchers, patients, and internal stakeholders, including AI-powered solutions. Your work will directly impact decision-making, research, patient care, and operational efficiency.

You'll collaborate with clinicians, data scientists, engineers, and business stakeholders while building robust data pipelines, optimizing storage and retrieval, and ensuring data quality across the organization.

Responsibilities:

• Design and implement scalable, efficient, and reliable data infrastructure for clinical, business, and operational needs
• Lead the development of real-time and batch data pipelines, ETL processes, and data warehousing solutions
  
• Optimize data systems for high-performance querying and analysis of clinical, operational and business datasets
• Develop data pipelines supporting AI solution development, validation, and deployment
• Collaborate with cross-functional teams to deliver data-driven insights and solutions
• Champion a data-centric approach throughout the design and development process, with a focus on maintaining data quality, integrity, and accessibility
• Stay current with emerging data technologies and methodologies, applying them strategically to enhance our data systems
• Mentor and guide a high-performing data engineering team, fostering a culture of collaboration, technical excellence, and continuous learning

Who You Are

You are a builder and problem solver at heart who loves working in fast-paced, innovative environments. You are passionate about data-driven decision-making and enjoy working in fast-paced, startup environments where you can influence key technical decisions. You have “strong opinions, loosely held” and focus on delivering data solutions quickly to drive insights and innovation.

Must-Have Skills

• 7+ years of data engineering experience with large-scale data systems
• Deep expertise in data modeling, data architecture and modern data lake and data warehousing solutions (e.g. Clickhouse, Snowflake, Redshift, or BigQuery)
• Strong proficiency in SQL and Python/R
• Extensive experience with data pipeline tools (Apache Airflow, Spark, Kafka, ETL), as well as real-time and batch processing of large-scale data
• Hands-on cloud platform experience (AWS, Google Cloud, Azure) and associated data services
• Proven ability to optimize data systems for performance and cost-efficiency
• Strong problem-solving and communication skills

Preferred Skills

• Strong skills in data visualization tools and BI platforms (e.g., Superset, Tableau, Power BI)
• Experience with CI/CD practices for data pipelines and infrastructure-as-code
• Experience with cloud ETL & integration solutions
• Experience with machine learning data pipelines and integration
• Experience with data governance solutions
• Healthcare data security and privacy regulations knowledge

Why Join Us?

At Citizen Health, you will be part of an ambitious mission to build innovative AI-driven solutions that redefine the consumer healthcare experience and improve outcomes for millions. We value curiosity, creativity, and collaboration, and we believe in empowering every team member to have an impact. Here, you’ll find:

• The chance to work on pioneering AI technologies and solve complex problems that push the boundaries of what’s possible in healthcare
• The freedom to lead your projects and shape the company’s direction in a mission-driven environment where your work makes a real impact
• A fast-paced, high-growth setting that brings expanding opportunities and clear paths for career progression
• A supportive culture of learning, experimentation, and innovation, where new ideas are encouraged and explored
• A commitment to empathy and diversity, recognizing that our greatest strengths come from our varied perspectives and experiences
• Regular team activities and knowledge sharing, all within a culture that prioritizes well-being and connection

Additional Perks

• Competitive salary + equity package
• Comprehensive health, dental, and vision insuranceUnlimited paid time off including a generous parental leave
• Flexible hybrid work environment

Base Pay Range: $200,000 - $235,000. This salary range is an estimate, and the actual salary may vary based on a wide range of factors, including your skills, qualifications, experience and location.

Don't meet every qualification? No worries! We believe that passion, curiosity, and the right mindset are just as important as a checklist of skills. If you’re excited about what we’re building, we encourage you to apply.

Our Commitment to Diversity & Inclusion: Citizen Health is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We welcome applicants of all backgrounds, identities, and experiences. Everyone deserves an equal chance to contribute and grow here — regardless of race, gender identity, sexual orientation, religion, national origin, age, disability, or veteran status.