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Do things you like

Grounded in such beliefs, Happy Elements is passionate about bringing in the most outstanding talents who identify with our values, enjoy deep thinking and are agile in learning. You will be able to work closely with the senior industry professionals from China and Japan who share the common goals of delivering the best-quality products for players of various ages.

If you are highly motived, open-minded, innovative, geared with a user-focused mindset and ambitious, come and join our dynamic team! you can create better work and win recognition from more people if you love what you do. Follow your Passions!

Join us! Do things you like.

Hot Jobs

Machine Learning Engineer


  1. Build, maintain, and improve efficient and reliable data mining and machine learning models.
  2. Work closely with researchers in designing and implementing and tuning machine learning models, and provide performance feedback of machine learning models.
  3. Work closely with data engineers to adapt and improve data pipelines for production models.
  4. Work closely with software engineers in putting models into production (interface, SLA, scalability)



  1. Ms in Computer Science with 2+ years of industry experience or PhD with 1+ years of industry experience
  2. Expert in Python, and computation graph toolkits (e.g., Scikit-learn, Tensorflow). Solid experience with Python packages such as Numpy, Panda, and Scikit-learn.
  3. Expert/Master in common families of machine learning models, feature engineering, feature selection techniques, and tuning of machine learning models
  4. Master with SQL or other relational database.
  5. Master in building and productionizing end-to-end machine learning systems
  6. Knowledge in web application design is a plus.
AI Team Data Engineer


  1. Manage data warehouse
  2. Design, build and launch new data pipelines processes in production (extraction, transformation and loading)
  3. Work closely with machine learning engineers and provide data support for machine learning models in production
  4. Work with data infrastructure to triage infra issues and drive to resolution



  1. BS or MS degree in computer science or a related field
  2. Expert in SQL (Redshift, Hive, etc)
  3. Expert with dimensional data modeling and schema design in data warehouses
  4. Expert in custom or structured ETL design, implementation and maintenance
  5. Master in analyzing data to identify deliverables, gaps and inconsistencies
  6. Knowledge in Python
  7. Communication skills including the ability to identify and communicate data driven insights
AI Team Software Engineer


  1. Build report interfaces and data feeds
  2. Build server applications and online A/B testing system
  3. Implement web interfaces



  1. BS or MS in Computer Science or related field
  2. Expert in Java, knowledge in Python (become master in Python within 3 months)
  3. Knowledge of relational databases and SQL
  4. Knowledge with machine learning packages such as Scikit-learn and Tensorflow is a plus.