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Next Caller is Advanced Caller identification for Businesses. The platform increases efficiency and customer engagement by sending caller data directly to answering agents in real time.


Next Caller needed to develop a working MVP within a very aggressive timeline to raise funding.


We ramped up to a stable team of senior-level devs and QA engineers. Now NextCaller is among the most successful YC graduates.


Frontend: AngularJS, Bootstrap, React, Redux, Webpack, ES6, Stylus, SCSS, Yarn
Backend: Python, Django, ElasticSearch, Django Rest Framework, Celery, asyncio, aiohttp, MySQL, PostgreSQL, Redshift, DynamoDB, Redis, RabbitMQ, AWS Lambda, Prometheus, Node.js, Express.js, Mongo
QA tools: Selenium, Postman, JMeter, Sentry, Grafana
Salesforce: APEX, REST


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