Prosper is seeking Lead/Principal machine learning engineers to join our engineering team. The ideal person will have industry experience working on a range of classification and optimisation problems, e.g. payment fraud, recommendation systems, search ranking, text/sentiment classification or spam detection. The position will involve taking these skills and applying them to massive data and prediction problems that exist on the web. You will bring the ability to own the whole ML life cycle, define projects and drive excellence across teams.

Lead/Principal machine learning engineer Responsibilities

● Play a critical role in setting the direction and goals for a sizable team, in terms of project impact, ML system design, and ML excellence● Be a go-to person to escalate the most complex online / production performance and evaluation issues, that require an in-depth knowledge of how the machine learning system interacts with systems around it● Develop highly scalable classifiers and tools leveraging machine learning, data regression, and rules-based models● Suggest, collect and synthesise requirements and create an effective feature roadmap● Code deliverables in tandem with the engineering team● Adapt standard machine learning methods to best exploit modern parallel environments (e.g. distributed clusters, multicore SMP, and GPU)● Re-evaluate the tradeoffs of already shipped features/ML systems, and you are able to drive large efforts across multiple teams to reduce technical debt, designing from first principles when appropriate.

Minimum Qualifications

● Experience in one or more of the following areas: machine learning, recommendation systems, pattern recognition, data mining or artificial intelligence● Proven ability to translate insights into business recommendations● Experience with Hadoop/HBase/Pig or MapReduce/Sawzall/Bigtable/Hive/Spark Expert knowledge developing production-level ML products● Expert with scripting languages such as Python, Perl, PHP, and/or shell scripts● Experience developing and debugging in Java, C++ or similar● Experience in demonstrating technical leadership working with teams, owning projects, defining and setting technical direction for projects.

To apply, please send a resume and cover letter to za.repsorp%40rh with the subject line “Lead/Principal machine learning engineer”