Senior Backend Data Engineer
eleoshealth· R&D
About this role
Who is Eleos Health?
Today, more people than ever are speaking publicly about their mental health. Whether it's ourselves, our friends and family or even public figures, taking care of your behavioral health is no longer a taboo, it's vital, and it's only human.
Eleos is on a mission to help deliver the world's most effective behavioral care through data, measurement, and personalization. Or simply put, we want to give clinicians the support they need to do the important work only they can do.
What is this opportunity?
We are seeking a Senior Backend Engineer – Data Platform to join our expanding team and play a crucial role in designing, building, and maintaining robust and scalable data pipelines and infrastructure. In this role, you will directly enable data-driven decision-making and support the development and deployment of AI/ML products that power Eleos Health.
You’ll collaborate closely with engineering, product, and data science teams to ensure our data systems are high-quality, resilient, and scalable as we grow. As a Senior Backend Engineer on our Data Platform team, you will drive efforts to deliver reliable, efficient, and consistent data services across the organization. You will also help enable the rapid development and deployment of advanced features, insights, and AI-driven capabilities that improve outcomes for clinicians and clients.
Who are you?
You are a seasoned backend or data engineer with experience working on production-grade ML/AI-powered products. You thrive in fast-paced, high-ownership environments and are passionate about building scalable and reliable systems. You understand the unique requirements of delivering AI/ML features in production, and you are comfortable working with modern technologies in the LLM/RAG ecosystem.
You pride yourself on delivering high-quality solutions quickly, without sacrificing design or reliability. You’re known for your responsiveness, collaborative spirit, and service-oriented mindset—especially when you’re on-call and the stakes are high.How will you contribute?
We are seeking a Senior Backend Engineer – Data Platform to join our expanding team and play a crucial role in designing, building, and maintaining robust and scalable data pipelines and infrastructure. In this role, you will directly enable data-driven decision-making and support the development and deployment of AI/ML products that power Eleos Health.
You’ll collaborate closely with engineering, product, and data science teams to ensure our data systems are high-quality, resilient, and scalable as we grow. As a Senior Backend Engineer on our Data Platform team, you will drive efforts to deliver reliable, efficient, and consistent data services across the organization. You will also help enable the rapid development and deployment of advanced features, insights, and AI-driven capabilities that improve outcomes for clinicians and clients.
Who are you?
You are a seasoned backend or data engineer with experience working on production-grade ML/AI-powered products. You thrive in fast-paced, high-ownership environments and are passionate about building scalable and reliable systems. You understand the unique requirements of delivering AI/ML features in production, and you are comfortable working with modern technologies in the LLM/RAG ecosystem.
You pride yourself on delivering high-quality solutions quickly, without sacrificing design or reliability. You’re known for your responsiveness, collaborative spirit, and service-oriented mindset—especially when you’re on-call and the stakes are high.How will you contribute?
- Design, implement, and maintain scalable and reliable data pipelines and backend systems supporting both operational and analytical needs, with a focus on ML/AI product enablement.
- Ensure data processing is optimized for speed, efficiency, and fault tolerance, enabling seamless integration with AI/ML workflows and reliable performance across all Eleos Health products.
- Monitor and improve uptime, reliability, and observability of our data infrastructure and pipelines.
- Build and maintain systems to ensure data quality, consistency, and usability across the organization, enabling advanced analytics and AI solutions.
- Work closely with product and engineering teams to deliver new features rapidly and with a high standard of technical excellence.
- Drive innovation in how we build, measure, and optimize data features, backend services, and AI product integrations.
- Participate in on-call rotations with a service-oriented approach and fast responsiveness.
- Lead scalability efforts to support increasing data volumes, expanding AI/ML initiatives, and new product launches.
What qualifications and skills will help you to be successful?
- At least 5 years of experience with Python in backend or data engineering roles, designing and operating large-scale data pipelines, backend services, and data infrastructure in production environments.
- Hands-on experience working on ML/AI-powered products in production, with strong understanding of requirements for integrating data platforms with AI features.
- Familiarity with modern LLM (Large Language Model) and RAG (Retrieval-Augmented Generation) technologies, and experience supporting their deployment or integration.
- Familiar with or have worked with these technologies (or alternatives):
- Data Processing & Streaming: Apache Spark, DBT, Airflow, Airbyte, Kafka
- API Development: FastAPI, micro-service architecture, SFTP
- Data Storage: Data Lakehouse architectures, Apache Iceberg, Vector Databases, RDS
- ML/AI: ML/LLM libraries and frameworks (such as Gemini, Hugging Face, etc.)
- Cloud Infrastructure: AWS stack (S3, Firehose, Lambda, Athena, etc.), Kubernetes (K8s)
- Demonstrated ability to optimize performance and ensure high availability, scalability, and reliability of backend/data systems.
- Strong foundation in best practices for data quality, governance, security, and observability.
- Ability to collaborate effectively with engineering, data science, and product teams in a cross-functional setting.
- Track record of innovative thinking on feature-level implementations, metric definitions, and AI/data integrations.
- Service-oriented approach, particularly in high-responsibility, on-call situations.
This is a unique opportunity to join a startup that is having a meaningful impact on the well-being and mental health of thousands. We have
- A product that positively impacts peoples' lives every single day.
- A team of amazing people with a shared vision and the infinite drive to make it happen
- We offer significant equity.
- Opportunity to build, grow and become highly instrumental in shaping how technology can increase the effectiveness of therapy.
- Hybrid work opportunities.
- Mental health days off you can take any given moment simply because you need them.
Frequently Asked Questions
Is the salary disclosed for the Senior Backend Data Engineer position at eleoshealth?
The salary for this Senior Backend Data Engineer role at eleoshealth is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Senior Backend Data Engineer position at eleoshealth located?
This Senior Backend Data Engineer role at eleoshealth is based in Tel Aviv District, Israel. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Which team or department does the Senior Backend Data Engineer at eleoshealth belong to?
This Senior Backend Data Engineer position is part of the R&D department at eleoshealth. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Senior Backend Data Engineer position at eleoshealth?
Click the "Apply Now" button on this page. You will be redirected to eleoshealth's official application portal hosted on greenhouse where you can submit your application directly.
When was the Senior Backend Data Engineer job at eleoshealth posted?
This Senior Backend Data Engineer position at eleoshealth was posted on Mar 16, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior Backend Data Engineer
eleoshealth
You'll be redirected to eleoshealth's official application page on Greenhouse.