Senior Data Engineer

Simple Life is the #1 AI-powered health coaching app for adults who want to lose weight and enjoy a healthier lifestyle—without the stress or extremes. Our mission is to empower people to feel their best every day. By challenging traditional, restrictive approaches, Simple offers a more sustainable method grounded in ease, personalization, and real-life support.

Simple has had over 17 million downloads and more than 300,000 5-star reviews, having helped millions lose weight successfully and sustainably. Simple has earned recognition as Best Virtual Coach and one of the Top 100 AI companies — all thanks to a dedicated global team driving real impact.

With SIMPLE as a partner in their pocket, users feel cared for and empowered to embrace — and stick to — new healthy habits. To learn more, visit simple.life.

Simple is looking for a Senior Data Engineer to join our Tech team.

Key Responsibilities:

• Design and implement scalable and reliable data warehouse architecture, including data models, storage strategies, and processing layers.
• Develop and maintain a robust role-based access control (RBAC) model to ensure secure and appropriate access to data across the organization.
• Design, implement, and maintain inbound and outbound data pipelines, ensuring reliability, observability, and data integrity.
• Optimize SQL queries, data models, and compute/storage resource usage to ensure cost-efficiency and high performance of the data platform.
• Implement and enforce data protection and security best practices, including handling of sensitive and regulated data.
• Work closely with analytics and business teams to understand their needs and deliver efficient, scalable, and reliable data solutions.
• Improve and automate data governance practices, including data quality controls, metadata management, lineage, and compliance-related processes.
• Monitor and troubleshoot data pipelines and platform issues, ensuring stability and timely resolution of incidents.
• Continuously improve the data platform architecture, tooling, and development practices.

What we’re looking for:

• Advanced SQL expertise, including deep understanding of query optimization and execution.
• Strong commercial experience working with real-world data.
• Solid understanding of data flows and data lifecycle.
• Proven experience designing and building data warehouses.
• Experience implementing ETL/ELT pipelines in production environments (preferably using Airflow).
• Good understanding of cloud platforms and distributed data systems (preferably AWS).
• Strong Python skills for data processing, orchestration, and automation.
• Experience working with cloud data warehouses (preferably Snowflake).
• Familiarity with BI and analytical tools (preferably Looker or Apache Superset).
• Ability to work with large-scale datasets and production-grade data platforms.

Nice to Have

• Hands-on experience with Airflow.
• Experience using dbt for transformations and data modeling.
• Practical experience with AWS data stack.
• Experience working with sensitive or regulated data.
• Experience building data quality, observability, or data governance frameworks.

Perks and Benefits:

• Open-minded teams, a welcoming and inclusive company culture, plus the opportunity to make a real difference with a game-changing health tech product;
• A competitive salary package based on your unique expertise, skillset, and impact on the product plus stock options;
• In-office, remote and hybrid work opportunities;
• The equipment whatever you need to be happy and productive;
• A premium SIMPLE subscription;
• 21 days annual leave, plus bank holidays (those observed where you live);
• Flexible hours. We focus on your results, not how long you spend at your desk.

About our values:

• Think deeper: We understand that in order to grow we need to make all our decisions reality-based and change our opinion based on what we learn.
• Focus on impact: Results and speed matter.
• Take ownership: We seek to improve all facets of our company even in ways beyond our job description.
• Push the limits: We encourage our team to explore new ideas, challenge conventional thinking, and continuously improve work.
• Be a Championship Team: As a part of the championship team, you must improve your own performance constantly also know your teammates, their talents and skills and be focused on a common goal and how to achieve it together.