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Senior Search Ranking Engineer, Social Connections
2 years ago
Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators.
At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.
A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.
As a Senior Search Ranking Engineer, Social Connections, you will help power User and Group Search for our 160M+ monthly users. You will partner with Data Scientists, Product Managers, and Search and ML Engineers to better understand users' needs and improve their on platform search by employing Search recall and ranking techniques including query rewriting, adding signals to documents, and signal generation/harvesting. We use ElasticSearch as our query node.
You Are:
- Experienced: You have 3+ years of experience building search systems and core ranking algorithms at scale and 5+ years of hands on experience developing backend and web services code using Java/C# You own a BS in Computer Science, Masters are a definite plus.
- Intrepid: Scale for multiple millions of concurrent users is exciting to you… You know it will take a lot to make it right, but you are impatient to get going...
- Knowledgeable: You understand aspects of designing available microservices. You're familiar with map-reduce, Spark, Pig, Hive. You have a good experience for query expansion/rewrite techniques such as synonyms, auto-complete, spell correction, query optimization, query to query similarity.
- Versatile: You have mastered one or more object-oriented languages and technologies already; you approach any situation when the need arises and come up with the right solution.
- Creative: You take a creative and strategic approach to solving hard problems and driving new tools/functionality for our developers
- Team-oriented: You can work well as part of a team and know how to collaborate with all participants to develop the best solutions.
You Will:
- Improve and scale User and Group Search to support Roblox's massive user growth. You will investigate user search queries and behavior, analyze win and loss patterns, explore and create signals for ranking improvement ideas and models.
- Design search ranking improvement experiments and make necessary system changes to support it. Run monitor and launch search experiments. Always take the long view and always iterate to get there.
- Always think about how we can improve our processes and structure to enforce quality while we iterate quickly on feature development.
- Collaborate with product, data science and design to push the boundary of what is possible.
For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits.
Annual Salary Range
$218,540 — $283,780 USD
You’ll Love:
- Industry-leading compensation package
- Excellent medical, dental, and vision coverage
- A rewarding 401k program
- Flexible vacation policy
- Roflex - Flexible and supportive work policy
- Roblox Admin badge for your avatar
- At Roblox HQ:
- Free catered lunches five times a week and several fully stocked kitchens with unlimited snacks
- Onsite fitness center and fitness program credit
- Annual CalTrain Go Pass
Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.
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