Principal Machine Learning Systems Engineer, Search Engineering

Working at Atlassian
Atlassians can choose where they work - whether in an office, from home, or a combination of the two. That way, Atlassians have more control over supporting their family, personal goals, and other priorities. We can hire people in any country where we have a legal entity. Interviews and onboarding are conducted virtually, a part of being a distributed-first company.
About the Team
Search Platform powers the search functionality in Atlassian products. The team is tasked with the mission to provide reliable Infrastructure, a consistent user experience while improving the accuracy of results. As Atlassian client base grows in number and content volume for clients grow, search is becoming an ever exciting and challenging engineering domain.
This job requires strong software engineering skills: 80% engineering and 20% machine learning. In this role, you'll get the chance to:

• Handle complex problems in the team from technical design to launch
• Determine plans-of-attack on large projects
• Solve complex architecture challenges and apply architectural standards and start using them on new projects
• Lead code reviews & documentation and take on complex bug fixes, especially on high-risk problems
• Set the standard for meaningful code reviews
• Partner across engineering teams to take on company-wide programmes in multiple projects
• Transfer your depth of knowledge from your current language to excel as a Software Engineer
• Mentor junior members of the team

• 10+ years experience in multiple hands-on software/technology leadership roles, with end-to-end responsibility through the software development lifecycle
• Worked on scaling ML use cases for 50+ TB of data
• Good understanding of PySpark and Databricks jobs scaling challenges
• Experience with ML workflows and observability at scale.
• Bachelor's degree with a preference for Computer Science degree
• Expertise with one or more prominent languages such as Java, Python, Kotlin, Go, or TypeScript is required.
• Understanding of SaaS, PaaS, IaaS industry with hands-on experience with public cloud offerings (e.g., AWS, GCP, or Azure)
• Java, Spring, REST, and NoSQL databases
• Experience building event-driven based on SQS, SNS, Kafka or equivalent technologies
• Knowledge to evaluate trade-offs between correctness, robustness, performance, space and time
• Practice in mentoring other engineers and influencing decision makers throughout the organisation
• Consider the customer impact when making technical decisions

If you've got these skills, even better

• Understanding of data and model drift detection technologies
• Experience in ElasticSearch, OpenSearch or other search engine technologies
• Experience in Developer Experience or Developer Productivity
• Proficiency in Java
• Experience in at least one additional language
• Experience in CI (Continuous Integration) and CD (Continuous Deployment)

Benefits & Perks
Atlassian offers a wide range of perks and benefits designed to support you, your family and to help you engage with your local community. Our offerings include health and wellbeing resources, paid volunteer days, and so much more. To learn more, visit go.atlassian.com/perksandbenefits .
About Atlassian
At Atlassian, we're motivated by a common goal: to unleash the potential of every team. Our software products help teams all over the planet and our solutions are designed for all types of work. Team collaboration through our tools makes what may be impossible alone, possible together.
We believe that the unique contributions of all Atlassians create our success. To ensure that our products and culture continue to incorporate everyone's perspectives and experience, we never discriminate based on race, religion, national origin, gender identity or expression, sexual orientation, age, or marital, veteran, or disability status. All your information will be kept confidential according to EEO guidelines.
To provide you the best experience, we can support with accommodations or adjustments at any stage of the recruitment process. Simply inform our Recruitment team during your conversation with them.
To learn more about our culture and hiring process, visit go.atlassian.com/crh .