Engineering Director<p><strong>Company Profile</strong></p><ul><li>This is a technology company specializing in data integration, AI analysis, and business growth support. Led by executives from former Big Tech companies, we offer products that provide data processing, visualization, and AI-driven insights, along with specialized consulting services. Utilizing cloud technologies and open-source software (OSS), we enhance system performance, develop search engines and automation tools, and maximize data utilization for businesses.</li></ul><p><strong>The Role</strong></p><ul><li>Performance improvement and career support based on optimizing the engineering organization</li><li>Recruitment activities for organizational expansion</li><li>Resource allocation for project execution</li><li>Environment optimization to enhance development efficiency (deployment optimization, information sharing)</li><li>Support and review of the following tasks:</li></ul><ol><li>Development of recommendation, search, and ad delivery engines, including new feature development and performance improvement</li><li>Initiatives to enhance development efficiency (deployment optimization, information sharing), load testing, and security measures</li><li>Database design</li><li>24/7 stable system operation</li><li>Identification and resolution of technical issues in the system</li><li>Development of automation and cost-reduction tools for operations</li></ol><p> <strong>Your Skills </strong></p><ul><li>Experience in managing multiple development teams consisting of 10 or more members and providing technical leadership in development environments</li><li>Experience in talent development, performance evaluation, and driving the establishment and strengthening of organizational structures</li><li>Experience in collaborating with HR to promote engineer recruitment and technical branding</li><li>Bachelor's degree in Computer Science or equivalent knowledge and work experience</li><li>Ability and willingness to learn new technologies, tools, and programming languages as needed</li><li>Flexibility to adapt to changing situations</li></ul><p><strong>Location </strong></p><p>Tokyo</p><p><strong>Salary</strong></p><p>15 - 20 million yen</p><p><strong>Selling points</strong></p><ul><li>Lead data utilization to a global level as an Executive Director</li><li>Make a direct impact as a Senior Manager in a fast-growing startup</li><li>Drive innovation through cutting-edge technology in products and services</li><li>Leverage the latest technology to transform businesses with data solutions </li></ul><p> </p><p>Reference Number: 06940-0013180858</p><p><em>By clicking 'apply', you give your express consent that Robert Half may use your personal information to process your job application and to contact you from time to time for future employment opportunities. For further information on how Robert Half processes your personal information and how to access and correct your information, please read the Robert Half privacy notice <a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>. Please do not submit any sensitive personal data to us in your resume (such as such as race, beliefs, social status, medical history or criminal record) as we do not collect your sensitive personal data at this time.</em></p><hr /><p>お客様が「今すぐ応募」ボタンをクリックすることにより、ロバート・ハーフ(以下、当社)がお客様の応募内容を処理し、求人情報を今後随時ご連絡する目的で個人情報を使用することに明示的に同意ただいたこととなります。当社による個人情報の処理方法、またお客様自身の個人情報へのアクセスおよびその訂正に関する詳細については、プライバシー規約(<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>)をお読みください。当社は、要配慮個人情報はお預かりしておりませんので人種、信条、社会的身分、病歴、犯罪の経歴など、取扱いに特に配慮を要する個人情報は、ご提出いただく職務経歴書・レジュメ等に含めないようお願いいたします。</p><img src="https://counter.adcourier.com/VmljdG9yaWFSeW8uNjM2NzEuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">Software Engineer with advertising exp (Ad Tech / SSP / DSP)<p><strong>Company Profile</strong></p><ul><li>We are seeking a Senior Software Engineer to join a rapidly growing, innovative company that's revolutionizing mobile power solutions.</li><li>They are market leader in Japan with a strong international presence, expanding across Asia.</li><li>Their technology is not just convenient; it's gaining recognition for its potential in disaster preparedness.</li><li>As they continue to grow, they are looking for talented individuals to help shape the future of mobile energy.</li></ul><p><strong>The Role</strong></p><ul><li>As a Senior Software Engineer in their Product Engineering team in Tokyo, you'll be at the forefront of developing and optimizing our cutting-edge advertising systems.</li><li>You'll work with a dynamic team of around 10 engineers, collaborating with external partners to build innovative solutions that drive our business forward.</li></ul><p><Key Responsibilities></p><ul><li>Design, develop, and maintain scalable advertising systems</li><li>Optimize database schemas and perform query tuning for high-performance applications</li><li>Collaborate with cross-functional teams and external partners</li><li>Contribute to the improvement of development processes</li><li>Manage the development team and drive process improvements</li><li>Take ownership of software development initiatives</li></ul><p><strong>Your Skills </strong></p><p><Required Qualifications></p><ul><li>Strong experience in backend development (Java or Kotlin)</li><li>Strong knowledge of large-scale web application development and operations</li><li>Expertise in database schema design and SQL optimization</li><li>Ability to take ownership and drive software development initiatives</li><li>Business-level proficiency in Japanese</li><li>You must be eligible to work in Japan</li></ul><p><Preferred Qualifications></p><ul><li>Experience with SSP (supply side platform) / DSP (demand side platform)</li><li>Experience launching new services or working in high-growth environments</li><li>Startup or venture company experience</li><li>Background in payment / coupon business</li><li>English or Chinese proficiency</li><li>Experience developing software with a sense of ownership</li></ul><p><strong>Location </strong></p><p>Tokyo</p><p><strong>Salary</strong></p><p>10 - 14 million yen</p><p><strong>Selling points</strong></p><ul><li>Be part of a high-growth company listed on the Tokyo Stock Exchange</li><li>Gain experience in a market-leading business with over 80% market share in Japan and expanding globally</li><li>Develop cutting-edge technology in mobile power solutions with real-world impact</li><li>Opportunity to work on projects recognized by government agencies</li><li>Enhance your skills in large-scale, high-performance advertising systems</li><li>Collaborate with a diverse team in a dynamic, fast-paced environment</li><li>Chance to make a significant impact on a product used by millions</li><li>Work-life balance with flexible work arrangements and unique benefits</li><li>Benefits like work from abroad / oversea</li></ul><p>Reference Number: 06940-0013161669</p><p><em>By clicking 'apply', you give your express consent that Robert Half may use your personal information to process your job application and to contact you from time to time for future employment opportunities. For further information on how Robert Half processes your personal information and how to access and correct your information, please read the Robert Half privacy notice <a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>. Please do not submit any sensitive personal data to us in your resume (such as such as race, beliefs, social status, medical history or criminal record) as we do not collect your sensitive personal data at this time.</em></p><hr /><p>お客様が「今すぐ応募」ボタンをクリックすることにより、ロバート・ハーフ(以下、当社)がお客様の応募内容を処理し、求人情報を今後随時ご連絡する目的で個人情報を使用することに明示的に同意ただいたこととなります。当社による個人情報の処理方法、またお客様自身の個人情報へのアクセスおよびその訂正に関する詳細については、プライバシー規約(<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>)をお読みください。当社は、要配慮個人情報はお預かりしておりませんので人種、信条、社会的身分、病歴、犯罪の経歴など、取扱いに特に配慮を要する個人情報は、ご提出いただく職務経歴書・レジュメ等に含めないようお願いいたします。</p><img src="https://counter.adcourier.com/S2hhbmcuTGUuMjczMTkuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">Senior Software Engineer - Renewable Energy Trading<p><strong>Company Profile</strong></p><p>Our client is a Tokyo-based, renewables-focused energy trading and services company on a mission to make net zero a reality. They're building an unrivalled energy-trading platform that leverages innovative technologies and advanced methodologies to revolutionize the Japanese energy market.</p><p> </p><p><strong>The Role</strong></p><p>We're seeking an experienced Senior Software Engineer to join their dynamic team and lead the development of cloud-based software services and products. This is a unique opportunity to work on architectural level while working in a fast-paced, innovative environment.</p><p>【Key Responsibilities】:</p><ul><li>Develop scalable, testable and robust containerized services and applications</li><li>Design and implement ETL and data acquisition tools using cutting-edge technologies</li><li>Lead cloud architecture deployment and maintenance using Terraform</li><li>Develop and optimize CI/CD pipelines, particularly using GitHub action workflows</li><li>Ensure security of cloud infrastructure and IT systems against potential threats</li><li>Create and maintain high-quality documentation for all development work</li><li>Develop and maintain ML/AI models for market intelligence</li></ul><p> </p><p><strong>Your Skills </strong></p><p>【Required Qualifications】:</p><ul><li>Business level Japanese (reading and writing)</li><li>Extensive experience in designing, building, and deploying secure, scalable software services</li><li>Strong proficiency in Python or a compiled programming language like Rust, Go, Java, C, C++, C#, etc</li><li>Experience with AWS cloud services or Azure/GCP</li><li>Familiarity with ETL tools, data processing, and analytics (e.g., dbt, Dagster, Spark, Kafka)</li><li>Experience with CI/CD pipelines and DevOps practices</li><li>Needs to be located in Japan at time of applying</li></ul><p>【Any of the following would be highly welcome】:</p><ul><li>Good level of English</li><li>Understanding of software security best practices</li><li>Experience with energy trading or commodities systems</li><li>Knowledge of AI/ML model development</li><li>Familiarity with the Japanese electricity industry and related IT systems</li><li>Experience with event-driven architectures and queue systems</li></ul><p> </p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>9M JPY - 14M JPY</p><p> </p><p><strong>Selling points</strong></p><ul><li>Green energy business! Are you keen to use technology to contribute to the sustainability of society?</li><li>Start-up atmosphere inside stable business: you will create new things without worrying about risk</li><li>Good work-life balance and flexible working mode, very casual, not much bureaucracy</li><li>Flat organization where career progression happens fast!</li><li>Opportunities to work on architectural level</li><li>International atmosphere and English is the main working language</li><li>Enjoy a collegiate environment that values knowledge sharing and end-to-end ownership</li></ul><p> </p><p>Reference Number: 06940-0013148528</p><p><em>By clicking 'apply', you give your express consent that Robert Half may use your personal information to process your job application and to contact you from time to time for future employment opportunities. For further information on how Robert Half processes your personal information and how to access and correct your information, please read the Robert Half privacy notice <a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>. Please do not submit any sensitive personal data to us in your resume (such as such as race, beliefs, social status, medical history or criminal record) as we do not collect your sensitive personal data at this time.</em></p><hr /><p>お客様が「今すぐ応募」ボタンをクリックすることにより、ロバート・ハーフ(以下、当社)がお客様の応募内容を処理し、求人情報を今後随時ご連絡する目的で個人情報を使用することに明示的に同意ただいたこととなります。当社による個人情報の処理方法、またお客様自身の個人情報へのアクセスおよびその訂正に関する詳細については、プライバシー規約(<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>)をお読みください。当社は、要配慮個人情報はお預かりしておりませんので人種、信条、社会的身分、病歴、犯罪の経歴など、取扱いに特に配慮を要する個人情報は、ご提出いただく職務経歴書・レジュメ等に含めないようお願いいたします。</p><img src="https://counter.adcourier.com/S2hhbmcuTGUuMzM2OTUuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">Senior Software Engineer<p><strong>Company Profile</strong></p><ul><li>A Global-based Technology company specializing in artificial intelligence-driven solutions for the insurance industry.</li></ul><p><strong>The Role</strong></p><ul><li>Develop and maintain scalable backend systems and APIs (FastAPI, Python).</li><li>Deploy and manage cloud infrastructure using AWS, Kubernetes, and Terraform.</li><li>Work with real-time data processing pipelines (Apache Flink, PostgreSQL).</li><li>Collaborate with cross-functional teams to deliver high-performance AI solutions.</li><li>Troubleshoot customer issues and ensure seamless system integration.</li></ul><p><strong>Your Skills </strong></p><ul><li>5+ years of software development experience in cloud, backend, or infrastructure.</li><li>Strong proficiency in Python (or similar backend languages).</li><li>Experience with AWS cloud services, Kubernetes, Terraform, and CI/CD pipelines.</li><li>Knowledge of PostgreSQL, FastAPI, and real-time data streaming.</li><li>Business Japanese & Business English - ability to work in a global team.</li><li>Strong problem-solving skills and a proactive mindset.</li></ul><p><span style="text-decoration: underline;">Nice-to-Have (but not must)</span></p><ul><li>Experience with Apache Flink, Flux, or event-driven architecture.</li><li>Prior work in AI, finance, or enterprise SaaS solutions.</li><li>Familiarity with Agile methodologies and DevOps practices.</li></ul><p><strong>Location </strong></p><p>Tokyo</p><p><strong>Salary</strong></p><p>7 - 12 million yen</p><p><strong>Selling points</strong></p><ul><li>Work on AI & cloud-native technologies with a forward-thinking team.</li><li>Global collaboration - work with experts across Japan and international locations.</li><li>Fully Remote - Flexible work style with a strong team culture.</li><li>Career Growth - Opportunities to lead projects and expand technical expertise.</li><li>Top-tier equipment - MacBook Pro & full home office setup.<br /> </li></ul><p>Reference Number: 06940-0013190354</p><p> </p><p><em>By clicking 'apply', you give your express consent that Robert Half may use your personal information to process your job application and to contact you from time to time for future employment opportunities. For further information on how Robert Half processes your personal information and how to access and correct your information, please read the Robert Half privacy notice <a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>. Please do not submit any sensitive personal data to us in your resume (such as such as race, beliefs, social status, medical history or criminal record) as we do not collect your sensitive personal data at this time.</em></p><hr /><p>お客様が「今すぐ応募」ボタンをクリックすることにより、ロバート・ハーフ(以下、当社)がお客様の応募内容を処理し、求人情報を今後随時ご連絡する目的で個人情報を使用することに明示的に同意ただいたこととなります。当社による個人情報の処理方法、またお客様自身の個人情報へのアクセスおよびその訂正に関する詳細については、プライバシー規約(<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>)をお読みください。当社は、要配慮個人情報はお預かりしておりませんので人種、信条、社会的身分、病歴、犯罪の経歴など、取扱いに特に配慮を要する個人情報は、ご提出いただく職務経歴書・レジュメ等に含めないようお願いいたします。</p><img src="https://counter.adcourier.com/V2F0dW55dS5TaXJpcGFpcm9qLjMzNDQyLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">Data Center Manager<p>Selling Points</p><p>* Join a well-known pharmaceutical company with global operations, who have a strong track record in Japan and are continuing to invest in critical infrastructure here.<br />* You will have upward mobility in this role - the company often have been able to internally promote employees into more senior roles - this position is a backfill following a recent promotion.</p><p> </p><p>Company Profile</p><p>A global pharmaceutical company with a strong presence in Japan, who are continuing to invest in key facilities across the country.</p><p> </p><p>The Role</p><p>* You will be working with global and local stakeholders to manage data center projects that serve the company's manufacturing facilities in Tohoku. There will be some short trips (probably 2-3 days each time) to the factories to ensure operations and projects are up to the correct standard.<br />* The data centers you'll be working on will directly impact manufacturing and production operations, so you'll be working in both English and Japanese to support both technical and non-technical stakeholders on all matters relating to the equipment within the data centers, and the operation/upkeep of the facility.</p><p> </p><p>Your Skills</p><p>* Fluent Japanese and English skills are mandatory for this role.<br />* Strong understanding and knowledge of data centers and related infrastructure such as servers, storage, networking, power, and electrical systems.<br />* If you are managing huge datacenters at a major tech company, this probably isn't the right fit - the scale is smaller, but focused on critical manufacturing operations.<br />* This is an individual contributor role, but there is upward mobility in the role.</p><p> </p><p>Salary</p><ul><li>9,000,000 yen - 12,000,000yen</li></ul><p>Location</p><ul><li>Tokyo</li></ul><p>Reference number : 06940-0013193404</p><p> </p><p><em>By clicking 'apply', you give your express consent that Robert Half may use your personal information to process your job application and to contact you from time to time for future employment opportunities. For further information on how Robert Half processes your personal information and how to access and correct your information, please read the Robert Half privacy notice <a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>. Please do not submit any sensitive personal data to us in your resume (such as such as race, beliefs, social status, medical history or criminal record) as we do not collect your sensitive personal data at this time.</em></p><hr /><p>お客様が「今すぐ応募」ボタンをクリックすることにより、ロバート・ハーフ(以下、当社)がお客様の応募内容を処理し、求人情報を今後随時ご連絡する目的で個人情報を使用することに明示的に同意ただいたこととなります。当社による個人情報の処理方法、またお客様自身の個人情報へのアクセスおよびその訂正に関する詳細については、プライバシー規約(<a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a>)をお読みください。当社は、要配慮個人情報はお預かりしておりませんので人種、信条、社会的身分、病歴、犯罪の経歴など、取扱いに特に配慮を要する個人情報は、ご提出いただく職務経歴書・レジュメ等に含めないようお願いいたします。</p><img src="https://counter.adcourier.com/VWJoaS5TYW5kZWVwLjU3OTc0LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">