Mobile Infra Engineer

併牡; Helsinki; On-site; EUR 50 000 - 70 000; Full time

Job summary

A fast-growing startup in Finland is seeking a Mobile Cross-Platform CI/CD Engineer to enhance its mobile development infrastructure. The role involves optimizing CI/CD pipelines and ensuring high-quality releases on iOS and Android platforms. Join a mission-driven team where your skills can make a substantial impact, and enjoy a comprehensive benefits package including flexible working hours and wellness perks.

Benefits

Competitive Salary

Lunch benefit

Wellness benefit

Flexible working hours + work-life balance

Collaborative, smart teammates

An Oura ring of your own (if you want)

Latest equipment of choice

Qualifications

• Minimum of 3+ years in Software or DevOps engineering, focused on mobile platforms.
• Proven experience with high-velocity mobile development teams.
• Experience with scaling tests and mobile security best practices.

Responsibilities

• Improve and maintain CI/CD pipelines for mobile applications.
• Collaborate with QA to optimize test coverage and execution time.
• Design and implement cross-platform integration testing strategies.

Skills

Problem-solving

Communication

Self-motivation

Continuous learning

Tools

GitHub Actions

Docker

Gradle

Tuist

Bash

Python

Job description

Oura is an award-winning and fast-growing startup that helps people track all stages of sleep and activity using the Oura Ring and connected app. By providing daily feedback and practical steps to inspire healthy lifestyles, we've helped hundreds of thousands of people improve their sleep, understand their bodies, and transform their health. We’re on a mission to empower every person to own their inner potential, and we’re seeking candidates who want to make an impact on our journey.

We are seeking an experienced Mobile Cross-Platform CI/CD Engineer to build, maintain, and optimize our mobile development infrastructure. This role focuses on creating robust, scalable CI/CD pipelines for cross-platform mobile applications while ensuring high-quality releases across iOS and Android platforms.

What You will do:

• Improve and maintain end-to-end CI/CD pipelines for multiple mobile applications.
• Create reusable workflow templates and custom GitHub Actions.
• Optimize build and test times through caching, sharding and parallelization.
• Maintain and scale build infrastructure based on team growth.
• Collaborate with QA teams to optimize test coverage and execution time.
• Implement disaster recovery and backup strategies for build systems.
• Improve and maintain automated quality gates and security scanning.
• Manage platform-specific requirements and dependencies.
• Set up automated device testing across real devices and simulators.
• Create test reporting dashboards and failure analysis automation.
• Monitor system performance and implement proactive maintenance.
• Stretch/bonus responsibility: Design and implement comprehensive cross-platform integration testing strategies.

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

• minimum of 3+ years in either Software engineering or DevOps/CI-CD engineering with a focus on mobile platforms and pipeline optimization.
• 1+ years of experience with at least one of gradle or github actions.
• Proven experience with high-velocity mobile development teams.
• Experience with scaling tests.
• Strong problem-solving abilities with systematic debugging approach.
• Excellent communication skills for cross-functional collaboration.
• Self-motivated with ability to work independently and prioritize effectively.
• Continuous learning mindset to stay current with mobile DevOps trends.
• Interest in exploring and experimenting with AI tools for build optimization.

Technical expertise in:

• GitHub Actions - Advanced workflow creation, custom actions, matrix builds.
• Docker expertise - Container orchestration, multi-stage builds, registry management.
• Build system expertise - Gradle and Tuist.
• Ubuntu & macOS proficiency - Deep understanding of both environments for cross-platform builds.
• Understanding of Xcode, Android Studio, Gradle, and Fastlane.
• Automated publishing to Apple App Store and Google Play Store.
• iOS provisioning profiles, Android keystore management, and certificate handling.
• Advanced Git workflows, branching strategies, and merge automation.
• Binary storage, versioning, and distribution strategies.
• Scripting - Bash, Python for automation.
• Build tools - Docker, Node.js, Gradle, Java/Kotlin, Swift.
• Quality gates - SonarQube, ESLint, automated security scanning, kotlinter.

We would also appreciate if you have some knowledge on any of the following technologies:

• Build optimization - Parallel execution, caching strategies, build time reduction.
• Monitoring - Pipeline health monitoring, build failure analysis, and notifications.
• Metrics collection - Build time tracking, success rates, deployment frequency, and resource utilization.
• Dashboard development using Grafana, DataDog, or similar platforms.
• Performance analysis - Trend identification, bottleneck detection.
• Reporting automation - Executive dashboards and team performance metrics
• Performance testing - Automated performance benchmarking and regression detection.
• Cross-platform Integration Testing experience.
• Mobile development background (iOS/Android/React Native/Flutter).
• Knowledge of mobile security best practices and compliance requirements.

Benefits:

• Competitive Salary
• Lunch benefit
• Wellness benefit
• Flexible working hours + work-life balance
• Collaborative, smart teammates
• An Oura ring of your own (if you want)
• Easy-to-reach offices in Oulu Teknologiakylä and in Helsinki city center
• Latest equipment of choice