Software Engineer, Natural Language Processing

Tokyo, Japan · Engineering · EN/JP

Description

At Mercari, our mission is to create value in a global marketplace where anyone can buy & sell, and we pride ourselves in taking on a challenge. We are looking for new members to join us in achieving this goal under our values - Go Bold, All for One, and Be Professional.

メルカリでは「新たな価値を生みだす世界的なマーケットプレイスを創る」というミッションを掲げ、あらゆる挑戦をしています。「Go Bold - 大胆にやろう」「All for One - 全ては成功のために」「Be Professional - プロフェッショナルであれ」という3つのバリューのもと、ミッション達成を共に目指していける仲間を募集しています。


仕事内容 / Responsibilities

As a Natural Language Processing Software Engineer at Mercari, you will apply your NLP skills to develop the Mercari C2C (consumer to consumer), marketplace app. Advancements in machine learning and computational resources are leading to remarkable innovations in both technology and business. We are actively utilizing NLP technologies at a high level in order to provide a more convenient and fun marketplace.


You will be responsible for analyzing vast amounts of text data , including item descriptions and customer service communications, in order to provide our users with a better, safer e-commerce experience.


What you will be doing:

- Developing text and document classification models.

- Automating sentence generation.

- Performing contextual analysis.

- Developing chatbots.

- Combining text corpora with image and transactional data to exploit multi-modal analysis.

Working together with our backend engineers and machine learning engineers, you will be creating new values for our marketplace and users.


自然言語処理技術を活用して、フリマアプリ「メルカリ」の機能・サービス開発を行っていただきます。 機械学習技術の向上や計算機資源の充実に伴い、自然言語解析を応用した技術・サービスも近年著しく発展しています。 高度な自然言語処理技術を積極的に取り入れて、より便利で楽しいマーケットプレイスを提供します。

本ポジションのエンジニアは、多くのお客様に便利に安全に売買を楽しんでいただくために、 商品情報のテキストデータを始め、画像などのマルチモーダルデータ、トランザクションデータも組合せて活用し、 文書分類、文章自動生成、情報抽出、対話等の自然言語処理タスクを応用して、メルカリの機能・サービス開発に取り組んでいただきます。 機械学習エンジニアやバックエンドエンジニアと連携して新しい価値提供を目指します。

Requirements

▼ Minimum Requirements

- Experience and expertise in natural language processing for text analysis, such as item descriptions and user inquiries.

- Knowledge of natural language processing techniques such as morphological analysis, syntactic analysis, and semantic analysis.

- Knowledge of and experience with basic machine learning algorithms.

- Experience using TensorFlow, Chainer, Caffe, or other deep learning frameworks.

- Experience working on end-to-end development of machine learning applications, including prototyping, model evaluation, and error analysis, using Python or other languages.

- Ability to read and understand technical papers and documentation.

- Fundamental knowledge of SQL and data and text processing.

- Experience leading various projects and proposing solutions to tackle problems, based on knowledge of domain-specific services and systems.


▼ Preferred

- Experience with large-scale data analysis and processing

- Experience developing web services using Flask, Django, or other web frameworks.

- Experience developing and maintaining microservices using Docker/Kubernetes.

- Experience publishing or presenting academic papers.

- Experience applying for patents.


▼必要条件

▼歓迎条件

WORKING CONDITIONS

▼Contract Type

・Full-time

 Probationary Period: 3 months (salary same as above)

▼Location

・Roppongi/Tokyo

▼Work Hours

・Fixed working hours 10:00-19:00

 Flex time (core hours 12:00-16:00, 60 minute lunch)

▼Salary

・Annual salary, paid monthly

・Based on your experience, skills and potential

・Reviewed twice a year

▼Holidays

・5-day work week (Sat/Sun off)

・National holidays, paid time off, summer/New Year's vacation, congratulatory leave, compassionate leave

▼雇用形態

・正社員

 試用期間:入社後3ヶ月(本採用と同条件)

▼勤務地

・東京都港区六本木6-10-1六本木ヒルズ森タワー

▼勤務時間

・所定労働時間:10:00~19:00

 フレックスタイム制度あり(コアタイム:12:00~16:00 [休憩60分] )

▼給与

・年俸制、年俸の12分の1を毎月支給

・スキル・経験・能力に応じて決定いたします

・毎年2回見直し

▼休日・休暇

・完全週休2日制(土日)

・祝日・有給休暇(入社時10日付与)、夏季・年末年始休暇、慶弔休暇

Benefits

・Health insurance

・Incentive program

・Employee stock ownership plan

・Full transportation coverage

・Custom PC

・Dual screen if needed

・Company smartphone

・Visa support

・New Employee Benefits at Mercari「mercibox


・各種社会保険完備

・インセンティブ制度あり

・従業員持株会制度

・交通費全額支給

・入社時に希望のノートPC貸与

・デュアル・ディスプレイ希望者貸与

・スマートフォン貸与

・ビザサポート

・社員の家族を含めた支援制度「mercibox

 


FYI

mercan(メルカン)

Mercari Engineering Blog

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