Tech Lead, Backend-Focused Full-Stack (Global Product Team)

Our Incubation team is more than just a feature development team. Our mission consists of three pillars:

1. Create more products. Continuously launch new products that solve customer problems.
2. Create more strong teams. Build strong development teams capable of driving product growth.
3. Create structured ways to accelerate these activities. Establish repeatable systems to speed up our creation process.

Why you will love it here!

• Deep Involvement in Product Development
  • End-to-end ownership from planning to development and operation.
  • Close collaboration with Designers, PdMs, and Customer Success.
  • A variety of technical tasks across Frontend, Backend, DevOps, Infra, and QA.
  • Clear, measurable goals and outcomes.
  • All members can contribute to product improvements.
  • Directly solve customer pain points and feel the business impact.
• A Diverse and Specialized Team
  • You’ll work in a diverse environment with members from various professional backgrounds.

Responsibilities

• Multi-Team Architecture: Develop and design high-level architectural concepts that span multiple products or teams. Ensure long-term technical debt is managed across the division.
• Strategic Alignment: Build the Technology Division’s strategy into actionable team roadmaps. Align the team’s technical choices with the company’s marketplace positioning.
• Organizational Improvement: Identify and resolve systemic bottlenecks that exist between teams. This includes structuring cross-team delivery flows and improving inter-departmental collaboration.
• Technical & Product Strategy: Define and strategize resource requirements of tech stack for new product launches, actively driving hiring initiatives and leading ‘Buy vs. Build’ evaluations to optimize the company’s bottom line.
• Culture Engineering: Fosters an environment of psychological safety and radical transparency. Actively mentors other engineers and builds a culture and peer feedback.

Requirements

• 9+ years of hands-on experience designing, developing, and delivering web applications on cloud platforms such as GCP, AWS, and Azure.
• Proven leadership in managing teams of 5+ engineers to deliver high-quality, scalable web applications through strong technical excellence and proactive guidance in architecture, implementation, and delivery.
• Product and Technical Experience
  • Experience leading architecture design initiatives and contributing to the technical direction of products.
  • Involved in full product lifecycles, including requirement gathering, design, roadmap planning, iterative development, and post-launch improvements.
• Fluent in English

Nice to haves

While not specifically required, tell us if you have any of the following.

• Development experience in a Docker-native infrastructure environment - strongly preferred
• Backend development and operation experience for web applications using statically typed languages - strongly preferred
• Experience selecting programming languages, frameworks, and libraries by evaluating pros and cons from both technical and business perspectives
• Experience developing services that include asynchronous jobs, particularly with designing and building the job infrastructure from scratch.
• Proven ability to drive solutions to development productivity challenges through technical leadership, including: establishing and maintaining CI/CD pipelines (especially around Docker), defining and supporting coding standards
• Full Stack Development experience (ideally with React.js).
• Hands-on experience with Domain-Driven Design (DDD) in complex business domains
• Designed, developed, and maintained microservices architecture in a distributed environment
• Built secure web applications with a strong awareness of modern security best practices
• Successfully led and completed projects involving multiple stakeholders.

Compensation

¥10,000,000 ~ ¥14,000,000 annually.