About the role :

We seek an outstanding, creative, and passionate Machine Learning Platform Engineer to join the Roku pay team.

In this role, you will design, build, and scale robust distributed systems that power the next generation of payment focussed optimisations for millions of Roku users.

You will focus on developing end-to-end machine learning platforms and infrastructure, ensuring seamless deployment, monitoring, and optimization of algorithms and operational workflows that deliver unique experiences at scale.

What You'll Be Doing :

- Design, build, and maintain scalable platform services : feature store, real-time inference services, vector DBs etc.

- , that serve millions of transactions per second.

- Run and monitor online AB tests via robust platform services, analyzing platform metrics and business KPIs to optimize recommendation system performance.

- Collaborate closely with US-based engineering and cross-functional teams to translate business requirements into modular platform components and APIs.

- Enhance and evolve the ML platform ecosystem to support high developer velocity, system scalability, and adaptability to future business needs.

- Contribute to onboarding, training, and mentoring new team members on emerging platform engineering best practices and technologies.

Were Excited if you have :

- 5+ years of experience building software solutions to concrete problems.

- Strong CS fundamentals.

- Should be able to write an algorithm with ease

- You are fluent with one of high-level programming languages like Java, Scala, Kotlin or Python

- Wed love to see that youve worked with big data systems (Spark, Kafka, Flink, S3, AirFlow)

- Familiar with model ML framework and tools : Ray, PyTorch, HuggingFace, AWS Sagemaker

- Familiarity with Payment systems , Payment Gateways and terminology is a big plus.

- AI literacy and curiosity.

- You have either tried Gen AI in your previous work or outside of work or are curious about Gen AI and have explored it.

- MS in Computer Science or related field

Accommodations :

Roku welcomes applicants of all backgrounds and provides reasonable accommodations and adjustments in accordance with applicable law.

Our Hybrid Work Approach :

Roku fosters an inclusive and collaborative environment where teams work in the office Monday through Thursday.

Fridays are flexible for remote work except for employees whose roles are required to be in the office five days a week or employees who are in offices with a five day in office policy.

Benefits :

Roku is committed to offering a diverse range of benefits as part of our compensation package to support our employees and their families.

Our comprehensive benefits include global access to mental health and financial wellness support and resources.

Local benefits include statutory and voluntary benefits which may include healthcare (medical, dental, and vision), life, accident, disability, commuter, and retirement options (401(k)/pension).

Our employees can take time off work for vacation and other personal reasons to balance their evolving work and life needs.

It's important to note that not every benefit is available in all locations or for every role.

For details specific to your location, please consult with your recruiter.

The Roku Culture :

Roku is a great place for people who want to work in a fast-paced environment where everyone is focused on the company's success rather than their own.

We try to surround ourselves with people who are great at their jobs, who are easy to work with, and who keep their egos in check.

We appreciate a sense of humor.

We believe a fewer number of very talented folks can do more for less cost than a larger number of less talented teams.

We're independent thinkers with big ideas who act boldly, move fast and accomplish extraordinary things through collaboration and trust.