Job Overview
Location
Tokyo
Job Type
Full-time
Category
Machine Learning Engineer
Date Posted
April 4, 2026
Full Job Description
📋 Description
- • As a Machine Learning Engineer at Match Group's Eureka division, you will work on core recommendation, search, natural language processing, and image processing systems that power Japan's largest dating app, Pairs, which has over 25 million registered users and has facilitated over 700,000 successful matches.
- • You will improve recommendation and search functionality through embeddings, vector search, and candidate generation/retrieval, enabling product teams to leverage ML outputs effectively and continuously improve product KPIs.
- • You will collaborate with product teams from early planning, defining objectives and success metrics, conducting hands-on analysis and proof of concepts, building prototypes, and aligning stakeholders through clear communication and documentation.
- • You will design and implement ML-driven systems while balancing trade-offs in model performance (accuracy, latency), cost, and development lead time, using modern tools and infrastructure across AWS and Google Cloud.
- • You will gain hands-on experience with large-scale real-world data, contribute to socially impactful products addressing declining birth rates and relationship formation, and work in a high-velocity, data-driven environment with global teams.
🎯 Requirements
- • Proficiency in Python and/or Go for backend development and machine learning implementation
- • Experience with vector search, embeddings, and retrieval systems (e.g., FAISS, Annoy, or similar) for recommendation and search applications
- • Hands-on experience with cloud platforms (AWS and/or Google Cloud) and data processing tools such as BigQuery, Dataflow, Pub/Sub, or Dataproc
- • Familiarity with MLOps tools and practices including model tracking, experimentation (e.g., Weights & Biases, MLflow), and CI/CD for ML systems
- • Strong understanding of machine learning fundamentals, particularly in ranking, retrieval, and recommendation systems
- • Ability to collaborate with product and engineering teams, communicate technical concepts clearly, and drive alignment across stakeholders
🏖️ Benefits
- • Opportunity to work with one of Japan’s largest dating platforms, leveraging real-world behavioral data from over 25 million users to build impactful ML features
- • Full ownership of technology decisions, with encouragement to adopt cutting-edge tools and techniques as needed
- • Exposure to a highly service-oriented, multicultural team with members from Taiwan, Korea, Philippines, Australia, UK, USA, France, and more, fostering global collaboration
- • Support for English language development through internal communication with global stakeholders and access to language learning resources
- • Engagement in meaningful work that addresses social challenges such as delayed marriage, low birth rates, and promoting freedom of choice in relationships
- • Access to advanced AI tools including ChatGPT Enterprise, Claude Code, Cursor, Gemini, and internally developed AI plugins to enhance productivity and innovation
Skills & Technologies
About Match Group, LLC
Match Group, LLC operates the largest portfolio of online dating services, including Tinder, Match, Meetic, OkCupid, Hinge, Pairs, PlentyOfFish and OurTime. Headquartered in Dallas, Texas, the company provides subscription and advertising-based products across more than 40 languages to users in approximately 190 countries. It develops technology for matching, safety and monetization, generating revenue primarily through premium memberships and à-la-carte features. The business was spun off from IAC in 2020 and trades on the NASDAQ under MTCH.
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