Machine Learning Engineer (Online Travel Service)
Machine Learning Engineer (Online Travel Service)
Job type:
Permanent
Specialization:
Software/Web Development
Language Level:
English Level - Advanced (TOEIC 860),Japanese Level - None
Location:
Setagaya-ku
Salary:
¥9,000,000.00 - ¥13,000,000.00 Yearly
Job Reference:
479838
A Global IT Service firm is looking for talented Machine Learning Engineer to join the team and take on the responsibility of optimizing this division marketing activities. As a member of this team, you will work closely with business side to understand their challenges, collaborate with data engineers and front-end engineers, and deliver solutions that optimize product offerings. Specifically, you will be responsible for projects such as item recommendation, user targeting, image optimization, and NLP tasks utilizing user reviews.
Responsibilities:
- Collaborate with business side to define project requirements
- Develop detailed dev specifications
- Build and deploy ML models via APIs
- Design and execute experiments to validate solutions
- Conduct AB tests and bandit optimizations to compare different approaches
- Evaluate experimental results using statistical tests to measure impact and effectiveness
Required Skills:
- Possess a passion and curiosity for the fields of machine learning and data science
- Hold a master's degree or higher in machine learning, mathematics, or a related field, or have equivalent practical experience. Additionally, have experience in building machine learning/deep learning models, including those related to image processing, natural language processing, and other related areas.
- Expected to have knowledge in one or more of the following areas:Machine Learning, Counterfactual Machine Learning, Attention/Transformer, Optimal Transport, Mathematics, Geometry, Analysis
- Have development experience using Python. Expected to have experience in one or more of the following:
- Development experience using PyTorch or TensorFlow.
- Execution of training using GPUs.
- Experience in having Python code reviewed by others.
- Possess expertise in experimental design for conducting A/B tests and similar experiments. Expected to have knowledge in one or more of the following:
- A/B testing based on statistical hypothesis testing. Minimum sample size design using non-central t-distribution.
- Bayesian A/B testing.
- Optimal arm decision algorithms.
- Interleaving algorithms.
- Able to work in a cross-functional team environment and collaborate effectively with other teams.
Why should you apply:
- Great opportunity to be able to work for well-established company
- Cross-departmental communication is possible in an international environment
Company Details:
A global company with a strong presence in multiple business areas. It has achieved sustained growth both domestically and internationally, including in the U.S. and Europe. The company boasts a diverse and international environment and is committed to equal opportunity, offering a wealth of career opportunities. Due to the diverse nature of our business, we handle a wide range of technologies! You can also choose the environment you are most comfortable with, such as Windows/Mac! Meals in the company cafeteria are also free. Our chefs are always coming up with new menu items, so you can enjoy your meal without getting bored!
Working hours : 9:00 - 17:30 (Mon-Fri)
Working Style: Hybrid (4 days in office, 1 day work from home)
Holidays: Saturday, Sunday, and National Holidays, Year-end and New Year Holidays, Paid Holidays, Other Special Holidays
Services/Benefits: Social insurance, childcare support, stock options, commuting allowance, free cafeteria, personal clothing, no smoking indoors (designated smoking areas available)
Number of interviews: 3 online interviews
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