All levels Fullstack Dev Cloud, CI/CD

Top 3 Reasons To Join Us

Friendly Coworkers, Exciting Workplace

Great Salary & Perks

Work-Life Integration

The Job

Mid_Senior Fullstack:

Development

Design, develop, and maintain high-quality web applications using JS/TS and Cloud services.

Analyze client requirements and translate them into efficient, scalable, and maintainable code.

Work in an Agile development team, collaborating closely with developers, product managers, and stakeholders.

Participate in sprint planning, daily stand-ups, and retrospectives to ensure continuous improvement.

Optimize applications for performance, reliability, and scalability.

Testing, Debugging, and Troubleshooting

Conduct thorough testing of web applications to ensure functionality, security, and performance.

Work closely with the QC team to identify and resolve bugs or issues promptly.

Debug and troubleshoot production issues to maintain application stability.

Security and Compliance

Implement security best practices to protect applications from vulnerabilities and cyber threats.

Ensure compliance with data protection and privacy regulations.

Monitor and enhance application security using Cloud security tools.

Documentation

Create and maintain technical documentation, including API specifications, system architecture, and user guides.

Maintain up-to-date documentation for knowledge sharing and future reference.

Collaboration and Communication

Work closely with product managers, designers, and other engineers in an Agile environment to understand project requirements and deliver solutions.

Actively participate in team discussions, code reviews, and collaborative decision-making.

Effectively communicate technical concepts to non-technical stakeholders.

Continuous Learning

Stay updated with the latest trends and technologies in Next.js, Azure, and software development.

Continuously improve coding skills and adopt best practices for efficient development.

Engage in Agile best practices, including continuous integration and deployment.

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Technical leader:

Ensure project quality and delivery timelines through code reviews, technical design decisions, and early identification of technical risks

Define and maintain development standards, code review processes, and quality guidelines aligned with Japanese software development practices

Drive AI tool adoption (e.g., Cursor, Claude Code) across the team to improve development productivity

Provide technical guidance and training to team members to achieve high performance

Provide technical leadership on basic and detailed design, including generative AI projects

Understand business goals and provide technical solutions to contribute to business success

Collaborate with other departments to ensure alignment between project goals and technical solutions

Your Skills and Experience

Required:

Solid experience building both the frontend and backend of web apps, strong JS/TypeScript, and comfortable working with modern frontend and backend frameworks in general.

Understanding Infrastructure as Code and CI/CD in practice (e.g. has worked with Terraform, GitHub Actions or similar)

Cloud (AWS/GCP/Azure)

Nice to have:

Hands-on experience with our current project stacks specifically (Next.js, Remix, NestJS, HonoJS), plus anything around AI — we're especially interested in candidates who've built AI agents or worked with RAG/LLM integration, given where we're heading as a company.

Required:

Proven experience leading a development team through technical leadership

Experience working on projects with Japanese clients

5+ years of engineering experience with strong programming skills (TypeScript, JavaScript, Python, Java, Go, or equivalent)

Hands-on experience with AWS for server-side design and development

High proficiency in English (reading, writing, and speaking) for international project communication

Business acumen to understand business goals and contribute from a technical perspective

Experience integrating AI tools (e.g., Cursor, Claude Code) into development workflows and driving team adoption

Hands-on experience with modern web frameworks (React, Vue.js, Next.js, FastAPI, etc.)

Hands-on experience with IaC and CI/CD pipelines (Terraform, AWS CDK, etc.)

Preferred:

Experience with agile development methodologies, pair programming, or mob programming

Proven experience in AI development projects (e.g., Azure OpenAI, AWS Bedrock, GCP Vertex AI)

Experience supporting team members' AI utilization and technical growth

Experience with Azure or Google Cloud in addition to AWS

Why You'll Love Working Here

● Fully paid insurance coverage, premium health care, and annual health check-ups

● 20 days of annual leave plus 1 more day for the Anniversary Establishment Day in Oct

● Training allowance

● Annual company trip and team building

● Annual performance review

● Free parking card

● A laptop that fits your needs.

● Sport Club (badminton, football)

● Weekly Technical sharing/soft skill

● Free beverages

● Working from Monday to Friday (9am -6pm)