Team Lead, Backend SDE (Java + Basic Scala) (offline)

The solution we are working on is a complex distributed software mechanism controlling advertising campaigns running on leading entertainment media products like Rovio, EA, Spil Games, and many other gaming, entertainment, and lifestyle sites. The system enables the biggest advertisers across the world to run highly targeted ads, personalize ad communication, predict user consumption behavior, make deep multi-dimensional analytics. We serve over 2 billion ads per month across 400 publisher sites.

Tech stack includes Java, Scala, Typescript, AWS, Docker, MongoDB, Google BigQuery.

What you will do:
You’ll be responsible for solution delivery.
You’ll be running the engineering team, manage all technical processes, communicate with involved people inside and outside the team, coordinate supporting processes like hiring, environment management, etc.
You’ll be working on the most critical architectural and technical tasks.

Must-have skills:
- 7+ years of software development
- Team leading experience
- Scrum-based process experience
- Experienced Java and Scala developer
- Software design skills, design patterns
- RDBMS and NoSQL databases, specifically MongoDB
- Good knowledge of threading and concurrency at the JVM
- Advanced Linux user
- Experience with Docker
- Fluent English, experience working directly with US/European clients.

Do not hesitate to apply if you are missing some specific experience. We will be happy to help you with gaining one.

Nice-to-have skills:
- AWS
- TypeScript
- Experience working with Ad-tech projects is a big plus!

What you get:
- Great experience and professional growth by working on challenging projects
- Flexible working hours
- Unlimited work-from-home option
- Various snacks, tea, coffee and fresh fruits in the office
- Paid vacation and sick-period

About Xenoss: High-load and big-data lab:
Xenoss is software development lab focused on building a data-driven solution for marketing and advertising industry.

We build audience statistics trackers, user behavior prediction systems, user journey optimization solutions, DMP/DSP/SSP systems, location data processing systems, email automation systems, segment builders, etc.

We work with really big data. We store, process, transform, and search on tons of fuzzy structured data sets using NoSQL, in-memory storages, Hadoop, distributed storing, complex data sharding, replication algorithms, etc.

We face strong algorithmic challenges, like tree and graph processing, search algorithms, multidimensional optimization tasks, machine learning algorithms etc.

Our clients are top marketing and advertising agencies, AdTech vendors, MarTech SaaS companies, banks, mobile carriers. The software we delivered is now the tech basis of multi-billion businesses.

We passionate about efficient and reliable software.

About Xenoss

Xenoss is software development lab focused on building data-driven solution for marketing and advertising industry.

We build audience statistics trackers, user behaviour prediction systems, user journey optimization solutions, DMP/DSP/SSP systems, location data processing systems, email automation systems, segment builders, etc.

We work with really big data. We store, process, transform, and search on tons of fuzzy structured data sets using NoSQL, in-memory storages, Hadoop, distributed storing, complex data sharding, replication algorithms, etc.

We face with strong algorithmic challenges, like tree and graph processing, search algorithms, multidimensional optimization tasks, machine learning algorithms etc.

Our clients are top marketing and advertising agencies, AdTech vendors, MarTech SaaS companies, banks, mobile carriers. The software we delivered is now the tech basis of multi-billion businesses.

We passionate about efficient and reliable software.

Company website:
https://xenoss.io/

DOU company page:
https://jobs.dou.ua/companies/xenoss/