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Backend Engineer

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Onsite

Backend Engineer

株式会社ネックサス

Backend Engineer

Skills

Big DataMongoDBJavaSpring BootOracle DatabaseKafkaRedisRabbitMQGitBitbucketJenkinsGrafanaElasticsearchAnsiblePrometheusGitHubLinuxJiraConfluenceOracleELK StackMicrosoft TeamsProcess Improvement

2 months ago

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Important information


Contract type:

Permanent

Location:

Kumamoto, Japan

Work mode:

Onsite

Published on:

25 August 2026

What they need


Backend Engineer

勤務地

東京都 23区

雇用形態

正社員

給与

経験考慮の上、応相談

ワークスタイル

服装カジュアル残業少なめフレックスタイム制

募集要項

Job Description:

In this backend engineer role, you will primarily be responsible for the API development and operation of our client's Travel services. The role involves using Java and Spring to handle a wide range of responsibilities, spanning everything from architectural planning and system design to responding to user inquiries. You will collaborate with related teams within the client's Group such as those managing payments, loyalty points, and member accounts to handle high-volume traffic.

This position offers ample opportunities to hone your technical skills while achieving results through team collaboration. You are also expected to serve as a role model for the next generation of engineers and drive the organization's growth.

Work Environment:

Development: Java, Spring Framework, Spring Boot, Spring Data, Spring Cloud Config, JUnit, Apache Maven, IntelliJ IDEA

Middleware: Oracle Database, Oracle GoldenGate for Big Data, MongoDB, Redis, Elasticsearch, Kafka, RabbitMQ, Kong, Nginx, Tomcat

Infrastructure: Private cloud (IaaS/Virtual Machines)

Monitoring: Jennifer (APM), New Relic (APM), ELK stack (Elasticsearch, Logstash, Kibana), Prometheus, Grafana, Oracle Enterprise Manager, MongoDB Ops Manager, PagerDuty

CI/CD: Jenkins, SonarQube, Ansible

Other: Microsoft Teams, Confluence, JIRA, Bitbucket, etc.

応募必要条件

職務経験

6年以上

キャリアレベル

中途経験者レベル

英語レベル

ビジネス会話レベル

日本語レベル

無し

最終学歴

大学卒: 学士号

現在のビザ

日本での就労許可が必要です

スキル・資格

Required Qualifications:

Technical Skills:

・6+ years of experience in the design, development, and operation of large-scale Web APIs on Linux servers using Java and Spring Framework

・Experience in table design and query creation for the efficient use of RDBMS (e.g., Oracle Database) and NoSQL (e.g., MongoDB, Redis)

・Experience in distributed development using version control systems (e.g., GitHub, Bitbucket) and pull requests

Soft Skills:

・Ability to take the initiative in problem-solving and process improvement, and to involve others in these efforts

・An inquisitive mindset regarding problems

・Ability to keep pace with rapidly changing business strategies and a commitment to continuous self-improvement

・Ability to communicate proactively in English

・A drive to take on new challenges and make improvements rather than being satisfied with the status quo

・Ability to prioritize teamwork and deliver results

Preferred Qualifications:

Technical Skills:

・Experience in the development and operation of messaging services such as Kafka or MQ

・Experience operating high-traffic services, including performance tuning and access control

勤務地

  • 東京都 23区

労働条件

雇用形態正社員給与経験考慮の上、応相談

採用企業情報

募集について

本求人は転職サイトCareerCross(キャリアクロス)がIndeedへの掲載を行っております。

【求職者の方のお問い合わせについて】

  • 求人内容に関するお問い合わせ

CareerCrossは求人掲載サービスのため、各求人の詳細な職務内容や選考内容につきましては、掲載企業様より直接ご案内いただいております。

ご応募後、企業様から返信があった場合は、CareerCrossサイト内で企業の担当者様と直接やり取りが可能となります。求人内容や選考に関するご質問につきましては、企業様へ直接ご確認ください。

  • CareerCrossのサービスに関するお問い合わせ

CareerCrossのサービス利用方法等に関するお問い合わせにつきましては、以下までご連絡ください。
電話:03-5217-3900
問い合わせフォーム:https://www.careercross.com/suggestion

【CareerCross求人掲載企業様のお問い合わせについて】

Indeedでは求人の掲載停止や内容変更の手続きができません。
大変お手数ですが、該当のご依頼につきましてはCareerCross(当社)までご連絡いただけますと幸いです。
電話番号:03-5217-3900
メール:[email protected]

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