Machine Learning Engineer
Remote
Applications have closed
PayPay
PayPayは、スマホひとつでカンタン・おトクにお支払いができるアプリです。最短1分で登録完了!街のお店をはじめ、ネットサービスや請求書のお支払いなどにもご使用いただけます。About PayPay
PayPay, a fintech company, that achieved more than 50M users within around 4 years since its launch in 2018 has hugely diversified employees who are from 40 different countries. To build "PayPay", we allied with Paytm, the biggest payment service company in India. Based on their customer-first technologies , we created and expanded the smartphone payment service in Japan.
Our biggest competitor is "cash". We are seeking for people who can accept this challenge positively, brush up the product at a tremendous speed that other companies could never achieve, and who are passionate about promoting and spreading such a financial life platform in a short time along with professionalism.
Responsibilities
- Research, design, and build machine learning systems for prediction, recommendation, and automation
- Execute the key phases of the ML lifecycle including data extraction, exploratory data analysis, data preparation, model development and training, model evaluation and validation, and model serving
- Build monitoring tools and pipelines for automated training and deployment
- Collaborate with data scientists, data engineers, product managers, and stakeholders to build robust production systems
Required Qualifications
- Bachelors in a quantitative field such as Computer Science, Mathematics, Statistics, Machine Learning, or equivalent
- Excellent verbal and written communication skills in English and/or Japanese
- More than three years of experience as a data scientist, machine learning engineer, or equivalent role
- Experience in at least one primary language (e.g., Java, Scala, Python) and SQL (any variant)
- Experience in one or more machine learning frameworks such as TensorFlow, PyTorch, Theano, etc.
Preferred Qualifications
- Masters or PhD in a quantitative field such as Computer Science, Mathematics, Statistics, Operations Research, Machine Learning, or equivalent
- More than five years of experience as a data scientist, machine learning engineer, or equivalent role
- Experience building and maintaining microservices
- Experience with Big Data technologies like BigQuery, Spark, Hadoop, AWS Redshift, Kafka, or Kinesis streaming
- Experience with AWS services such as Glue, SageMaker, Athena, and S3
- Extensive knowledge and work experience in recommendation systems, deep learning, NLP, and optimization
- Experience maintaining data security and privacy
- Expertise in MLOps frameworks, CI/CD pipelines, and automation
PayPay 5 senses
- Please refer PayPay 5 senses to learn what we value at work.
Working Conditions
Employment Status
- Full Time
Office Location
- WFA(Work From Anywhere at Anytime)
- Remote Job
- You can live anywhere in Japan
Work Hours
- Super Flex Time (No Core Time)
- In principle, 10:00am-6:45pm (actual working hours: 7h45m + 1h break)
Holidays
-
Every Sat/Sun/National holidays (In Japan)/New Year's break/Company-designated Special days
Paid leave
- Annual leave (up to 14 days in the first year, granted proportionally according to the month of employment. Can be used from the date of hire)
- Personal leave (5 days each year, granted proportionally according to the month of employment)
*PayPay's own special paid leave system, which can be used to attend to illnesses, injuries, hospital visits, etc., of the employee, family members, pets, etc.
Salary
- Annual salary paid in 12 installments (monthly)
- Based on skills, experience, and abilities
- Reviewed once a year
- Special Incentive once a year *Based on company performance and individual contribution and evaluation
- Late overtime allowance, Work from anywhere allowance (JPY100,000)
Benefits
- Social Insurance (health insurance, employee pension, employment insurance and compensation insurance)
- 401K
- Language Learning support
- Translation/Interpretation support
- VISA sponsor + Relocation support
Other Information:
* Salary range is an estimate based on our AI, ML, Data Science Salary Index 💰
Tags: Athena AWS Big Data BigQuery CI/CD Computer Science Data analysis Deep Learning EDA FinTech Hadoop Kafka Kinesis Machine Learning Mathematics Microservices ML models MLOps NLP PhD Pipelines Privacy Python PyTorch Redshift Research SageMaker Scala Security Spark SQL Statistics Streaming TensorFlow Theano
Perks/benefits: 401(k) matching Career development Health care Relocation support
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