We’re looking for a Staff ML Algorithm Scientist to join our Future Physiology team. This role focuses on advancing Oura’s capabilities in multimodal sensing and data integration, combining signals from multiple biosensing pathways to develop richer physiological insights. You’ll work hands-on with experimental sensing systems, exploring new signal sources, specifying and testing prototypes, and helping shape the next generation of health sensing at Oura.

• Location: Finland, we have offices in Oulu & Helsinki

What You will do: 

• Develop and refine signal processing algorithms for multimodal biosignals (e.g., PPG, motion, temperature,  and related physiological modalities).
  
  
• Design end-to-end methods for signal fusion, from signal cleaning and multimodal data integration to modeling and validation.
  
  
• Collaborate with hardware, firmware, and software engineering teams to understand sensing system performance and optimize data pipelines.
  
  
• Work hands-on with prototype sensors, evaluation kits, and SDKs to explore new data channels, assess feasibility, and validate algorithmic approaches.
  
  
• Explore the relationship between physical signals and physiological states, identifying new opportunities for insight generation.
  
  
• Translate complex technical concepts and data-driven insights into clear, compelling narratives for senior and executive stakeholders, supporting strategic decision-making and roadmap alignment.
  
  

We would love to consider You for this role if You have:

• 7+ years of experience in biosignal processing, sensor fusion, deep learning and multimodal data integration and analysis.
  
  
• Proficiency in Python and scientific computing libraries (NumPy, SciPy, pandas, matplotlib).
  
  
• Deep understanding of physiological systems and time-series data analysis.
  
  
• Strong practical experience working with sensor hardware, prototypes, or evaluation environments.
  
  
• Advanced degree (MSc/PhD) in Biomedical Engineering, Signal Processing, machine learning, voice based health sensing or related field.
  
  
• Experience designing algorithms that perform robustly in noisy, real-world conditions.
  
  
• Experience influencing technical and product strategy by clearly communicating data-driven insights to senior leadership.

Benefits:

• A competitive salary and equity packages
• Lunch, Culture and Wellness benefits
• Flexible working hours + work-life balance
• Collaborative, smart teammates and innovative environment
• An Oura ring of your own + employee discount for friends and family
• Wellness Time Off: Eight extra days time-off per year to devote to personal wellness

If this sound like an opportunity for you, apply as soon as possible but latest May 10, 2026.

We are part of the software engineering Core Platform mission - the heartbeat of Oura. Core Platform drives operational excellence by delivering capabilities that empower teams to build securely and scale reliably without compromising speed. We are looking for a Senior Fullstack Engineer to contribute to the Tooling and Releases squads of the mission. We provide business-critical capabilities that power Oura’s state-of-the-art rollouts of new features, world-class Member eXperience troubleshooting, and next gen internal hub for launching bespoke tooling applications with the power of AI.

This is a hybrid role with preferred locations of Helsinki, Tampere or Oulu where the majority of our team is located. We will also consider outstanding candidates in the rest of Finland.

While we have high expectations for this demanding role, we recognize that few candidates will perfectly match every single requirement. For this role, we put relative emphasis on frontend tech excellence. We strongly encourage you to apply if you meet the core criteria and are passionate about our mission.

What You will do:

• Design and Implement End-to-End Systems: Build secure & scalable internal applications that power Oura’s rollout capabilities, troubleshooting workflows, and our next-gen AI-powered internal hub.
• Lead Frontend Excellence: Create sophisticated, performant UIs using TypeScript (React or Vue) and Vite to ensure a seamless, modular and future-proof  internal tool ecosystem.
• Develop High-Performance Services: Create high-availability, low-latency backend services to deliver critical configurations and content to millions of Oura members and serve Ouranians needs.
• Drive Engineering Excellence: Take a leading role in leveraging future technologies, especially AI, across the software organization and championing engineering excellence through continuous operational improvements.
• Collaborate Across Missions: Work closely with Product Managers and engineering teams (Mobile, Cloud, Firmware, etc.) to translate complex internal needs into delightful developer experiences.
• Own Infrastructure & Delivery: Manage and scale our cloud environment using Infrastructure as Code (Pulumi, Helm) and modern CI/CD patterns to ensure reliable, automated deployments.

We would love to have You on our team, if You have:

• Extensive Experience: 5+ years of professional software development experience, with a proven track record of delivering complex full-stack projects.
• Outstanding AI-Native Proficiency: Deep experience with agentic workflows and tools (e.g., Cursor, agentic CLIs), treating AI as a high-output collaborator to fundamentally reshape and accelerate the software lifecycle across craft and organization.
• Mastery of Modern Web Tech: Deep expertise in TypeScript and modern frontend frameworks (React or Vue), including experience with state management and micro-frontend architectures.
• Robust Backend Skills: Strong proficiency in building production-grade APIs and services with Python or Rust.
• Database Versatility: Solid competence working with both SQL (PostgreSQL) and NoSQL (DynamoDB, Firestore, Redis) databases.
• Cloud & DevOps Fluency: Practical experience with AWS (EKS, SQS/SNS, S3) and containerization, along with a "DevOps mindset" toward monitoring (Sentry, OTEL) and automation.
• Ownership Mentality: A proactive attitude with the ability to take a rough idea and turn it into a concrete, high-impact product.
• Passion for DevX: A genuine interest in improving developer productivity through easy-to-use tooling and great engineering practices.
• Communication: Excellent verbal and written communication skills in English.

What we offer:

At Oura, we care about you and your well-being. Everyone here at Oura has a ring of their own and we are continually looking to improve employee health.

Together we will continue to define Oura as a company where you can:

• Contribute to a product that improves the lives of millions of people across the globe
• Achieve great work-life balance and inspired work by focusing on what is important
• Grow on your chosen career path and sharpen your abilities - be it technical, people, or leadership skills

Benefits

• A competitive salary and equity packages
• Lunch and wellness benefits
• Flexible working hours + work-life balance
• Collaborative, smart teammates and innovative environment
• An Oura ring of your own + employee discount for friends and family
• Eight extra days time-off per year to devote to personal wellness
• Latest equipment of your choice

If this sounds like the next step for you, please send us your application and CV as soon as possible. We will fill the position as soon as we find a suitable candidate.

Our engineering organization consists of many talented Android and iOS app developers distributed across the EU and US. For day-to-day work, our engineers are organized into smaller cross-functional feature squads or system-level teams. These teams have a great deal of autonomy and are responsible for the development and architecture of their features and systems. They take full ownership of their code and handle everything from concepting, design, and implementation to release, maintenance, and bug fixes.

We are looking for experienced Senior iOS Engineers to join our app development organization. We have several roles available across various teams, from developing new member-facing features to building the foundational systems that ensure seamless connectivity and data synchronization between the Oura Ring and the app. Whether you are passionate about crafting beautiful user interfaces or architecting robust, scalable low-level systems, we have a place for you.

This role is on-site or remote within Finland, with a preference for candidates who can regularly visit our offices in Helsinki or Oulu.

What You will do

• Design, build, and maintain high-quality, scalable, and maintainable code for the Oura iOS app.
• Collaborate closely with Product Managers, Designers, and other teams—such as backend, firmware, data science, and QA—to deliver complex, high-impact features and system improvements.
• Contribute to the entire development lifecycle, from architectural design and implementation to testing, release, and maintenance.
• Work with iOS colleagues across the US and EU to improve the overall health of the iOS codebase, develop best practices, and enhance our development processes.
• Participate actively in technical discussions, code reviews, and platform-level improvements to ensure we provide performant and reliable experiences for our members.
• Mentor other engineers and contribute to a culture of continuous learning and improvement.

Who You are

We believe you’ll succeed in this role if you have a genuine passion for building high-quality products and a strong sense of ownership. You thrive in a collaborative environment and are driven to create meaningful value for end-users.

We would love to have You on our team if you have

• A minimum of 8 years of professional experience shipping high-quality iOS applications.
• Strong proficiency in Swift with UIKit and modern iOS development, with a deep understanding of modern iOS app architectures.
• Experience with collaborative development on complex and shared codebases, including proficiency with Git and standard code review workflows.
• A strong focus on quality, with experience in unit testing, UI testing, and manual testing.
• The ability to take ownership of projects, design technical solutions, and drive implementation with limited guidance.
• Strong computer science fundamentals and a solid understanding of design patterns.
• Fluency in English both written and spoken.
• Strong cross-functional collaboration skills

We also appreciate if you have experience with any of the following:

• SwiftUI, Swift Structured Concurrency, or Combine.
• Performance optimization and systems architecture.
• Working with firmware teams on projects involving hardware.
• Developing software for health, wellness, or fitness products.
• Mentoring or technical leadership.
• Domain specific supportive skills like: TypeScript, or C++, Low-level systems, such as CoreBluetooth and Bluetooth Low Energy (BLE).

Benefits

What we offer:

• Competitive salary
• Lunch and wellness benefits
• Flexible working hours
• An Oura Ring of your own
• Wellness Time Off

If you are passionate about improving people's health and want to contribute to a product that millions of people use and love, we would love to hear from you!