Lead/Senior Engineer
- Tokyo
- Partial Remote
- Full-time
- September 8, 2025
What You’ll Do
As a Lead/Senior Engineer, you’ll play a key role in leading the development and improvement of SAMANSA’s platform.
You’ll work closely with our cross-functional team to design, build, and optimize features that enhance the user experience and accelerate our product growth.
Responsibilities:
- Lead the design, development, and operation of our short film streaming platform
- Build and maintain features across backend and frontend (full-stack development)
- Analyze user data to identify opportunities and implement product improvements
- Contribute to technical strategy and participate in key engineering decisions
- Mentor and support other engineers while improving development processes
- Drive continuous delivery and rapid iteration through efficient feedback cycles
Our Tech Stack
- Backend: Ruby on Rails / Go / Rust
- Frontend: React (Next.js) / Vue / HTML / CSS
- Mobile: Flutter
- Infrastructure: AWS (GCP experience is a plus)
- Data Analysis: BigQuery, statistical analysis tools
- Version Control: GitHub
- Tools: Slack / Notion
Team Structure (as of May 2025)
- Backend: 4 engineers (2 also handle infrastructure)
- Frontend: 2 engineers (one graduate intern, one in early 30s)
- Mobile: 3 engineers (in their late 20s)
- Others: 1 Product Manager, 1 Assistant PM, 1 QA tester, 1 Data Analyst, 1 UI/UX Designer
You’ll be joining a young, collaborative, and ambitious team that values both technical excellence and creative freedom.
Who We’re Looking For
We’re seeking an engineer who doesn’t just “build what’s requested,” but takes initiative — someone who’s excited to propose improvements, explore new technologies, and contribute strategically to our product’s evolution.
If you’re passionate about both technology and cinema, this is a unique opportunity to make an impact on how films reach the world.
Why SAMANSA
- Work on a product loved by thousands of film enthusiasts
- Collaborate with a diverse and creative team
- Have a strong voice in shaping our technology and roadmap
- Be part of a fast-growing startup aiming for global reach
About SAMANSA
SAMANSA is a Tokyo-based startup with a platform that streams short films from around the world.
From award-winning dramas to indie creations, SAMANSA brings beautifully crafted stories to audiences in minutes. Since 2021, SAMANSA has built one of Japan's leading short film services with over 600 titles and a fast-growing global community. Our mission is to "Unlocking the Future of Film for Everyone" — making films accessible anywhere, anytime, for everyone who loves stories.
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