Note: The job is a remote job and is open to candidates in USA. OncoLens is a global, venture-backed healthcare company focused on improving cancer care through technology. They are seeking a Staff Data Engineer with a strong AI orientation to build and scale their data and AI platform, ensuring high-quality data systems and shipping reliable AI-driven features.
Responsibilities
- Build & Own Data Systems
- Design and maintain scalable data pipelines (batch and real-time)
- Ensure data quality, consistency, and reliability across systems
- Eliminate gray areas between upstream and downstream data
- Ship AI-Driven Features
- Partner with product and engineering to deliver AI-enabled functionality
- Deploy, monitor, and troubleshoot LLM-based and ML systems in production
- Focus on shipping reliable outputs, not just experimentation
- Operationalize & Validate
- Productionize models and workflows into robust, maintainable systems
- Build validation frameworks and sanity checks for output quality
- Improve observability, performance, and system reliability
- Work Through Ambiguity
- Translate loosely defined problems into clear technical solutions
- Make pragmatic tradeoffs and clearly communicate decisions
- Execute quickly while maintaining a high quality bar
Skills
- Strong experience in data engineering, including building and maintaining pipelines
- Experience with Spark or similar distributed systems
- Proficiency in Python, SQL, and modern data platforms
- Experience operationalizing data systems and/or models in production
- Exposure to AI/ML systems, including working with or integrating LLMs or modern AI tools
- Understanding of probabilistic systems and LLM fundamentals
- Using AI tools to accelerate development and problem solving
- Solid statistical intuition: Ability to reason about data quality, anomalies, and outputs
- Product-oriented: Focused on outcomes, not tasks
- Critical thinker: Naturally validates outputs and assumptions
- Pragmatic: Leverages existing tools vs. over-engineering
- Adaptable: Comfortable in a fast-moving AI environment
- Clear, proactive communicator with strong follow-through
- Able to explain how and why you approach problems
- Comfortable working cross-functionally with product, engineering, and data teams
Benefits
- Competitive salary + Bonus
- Equity participation
- 401k
- Medical / Dental / Vision
- Flexible work environment
Company Overview