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A multiplayer math game used in classrooms.

About the startup 


Estonian startup 99math is a multiplayer math game used in classrooms around the world. It's is a free tool for teachers and schools to engage students and works as a platform for game-based math practice. Math problems are generated based on a teacher’s choice, and students play on their devices. Starting the game takes less than 1 minute and the entire classroom is engaged all at once.


About the team


99math was founded by Tõnis Kusmin, a founder of three EdTech products, including the Tebo platform used by 50% of Estonian teachers. At 99math, Tonis built a team of pros in games, math, and education. Two other co-founders are Timo Timmi, who is named in the Transferwise 20 under 20 entrepreneur list in Europe, and Ain Arend, who built his first CMS in high school and led the tech team at ADM. 


99math

Senior Node.js Developer

Office and Remote

Currently, we are looking for a full-time Senior Node.js Developer in product company  99math



You are experienced back-end developer (Nodejs) and can cover some front-end coding if needed. As a fast learner you’ll be ready to do quick sprints and deliver new features together with the design and product team. You are dialogue-prone and keen to discuss new developments and offer your technical advice and quick solutions. You know how to build scalable product, optimise queries and find solutions for a faster working product as our platform usage is growing 20-50% m-o-m. Your experience in dev-ops is definitely a big plus, but not a must.


The tech-stack we are using is:

Back-End: Nestjs (nodejs), typescript, mongodb & mongoose, redis
Front-End: Vue.js (vuex, vue-router, SFC, webpack), SCSS,
Infra: AWS, elastic beanstalk, S3, cloudfront



What we offer:

- competitive salary and an option plan in
- full relocation help if needed
- flight tickets coverage
- flexible working hours
- one extra day off every month as mental health day
- team trips (we've just arrived from Mexico)
- possibility to influence the product development
- international and highly motivated team with previous startup experience



Join us!

99math

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Estonia