Fullstack Developer

Rehovot · Full-time

About The Position

Sayollo is looking for an experienced Fullstack Developer to join our R&D team and be part of building our customer-facing UI infra to serve both publishers and advertisers.

About Us

Sayollo is the lead of video In-Game advertising technology. With a mission to make mobile games better for everyone. Sayollo connects brands with gamers.

Sayollo specializes in advertising, brand marketing, and AI technology with a unique In-Game Advertising platform.

Sayollo captures space in the fastest growing real estate market in the world, mobile games. Sayollo has a unique evergreen strategy to ensure our games and brand partners can provide the best experience possible for their community.


Build from scratch a complete Fullstack (Front and Back) infrastructure for Sayollo. The system is designed to serve both our publishers and our advertisers’ accounts. Responsible for working with the product to design the functional flows as well as the UI/UX of the new system. 


  • At least 3 years of experience working as a Fullstack developer - MUST.
  • At least 3 years of experience in Python/Node & Angular/React - MUST.
  • Deep Knowledge of CSS, HTML, JavaScript, TypeScript - MUST.
  • A positive, “can do” attitude who isn’t afraid to lead the Frontend efforts of a Startup - MUST.
  • BA/B.Sc in Computer Science (or equivalent), or a veteran of a technological army unit.
  • Excellent English skills.
  • Experience in Docker, containers, K8S - a big advantage.
  • Experience in Ad Tech - a big advantage.

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