Back-End Developer

Location – Warsaw, Poland

We are looking for an experienced backend software engineer for development of new, as well as enhancement of existing, backend services. Confident with high volume and high-performance Node.js servers. Some experience with Ad Tech is preferred.

Responsibilities include

· Design, implementation and deployment of new scalable and secure Node.js services
· Refactoring and modernizing of legacy Node.js services.
· Integration of external services.
· Prototyping of new technologies to reduce cost and increase engineer velocity.

Qualities / Experience We’re Seeking:

· 5-8 years Experience designing, implementing and running Node.js servers (or other languages) in demanding high traffic environments.
· Strong Node.js experience (our platform is Node-based).
· Cloud experience: AWS and/or Google Cloud
· Extremely technical hands-on server software experience
· Bonus points for experience with online advertising – ad servers, programmatic ad servers, RTB,
· DSPs, SSPs, VAST, VMAP, Freewheel, Doubleclick.
· Experience working within a distributed team
· Experience with either of below technologies.
· MongoDB
· Redis
· Typescript
· GoLang