TL;DR

Senior Backend Engineer (Java): Developing and maintaining scalable backend systems and core infrastructure for a data-driven advertising platform with an accent on high-throughput data processing, real-time analytics, and system reliability. Focus on designing and optimizing backend services across cloud and on-prem environments to support programmatic advertising at scale.

Location: Hybrid work options available across Bulgaria, Georgia, Lithuania, Moldova, Poland, Romania, and Ukraine

Company

A global technology company transforming advertising with a unified technology stack including demand-side, supply-side, and data platforms, fostering innovation and flexibility.

What you will do

Collaborate with product managers, engineers, and data scientists to implement advanced features like campaign setup, targeting, audience segmentation, reporting, and analytics
Contribute to architectural decisions and develop new platform features
Design and develop scalable backend systems for large-scale data processing and real-time analytics
Ensure high availability, scalability, and performance of backend services across AWS and on-prem environments

Requirements

4+ years experience with Java and Spring Boot
Experience with distributed systems and high-throughput data processing
Knowledge of cloud platforms and containerization tools like Docker and Kubernetes
Understanding of SQL and NoSQL databases
Upper-Intermediate English proficiency

Culture & Benefits

Technical and non-technical training for professional and personal growth
Internal conferences and meetups with industry experts
Mentorship and support for professional development
Internal startup incubator
Health insurance and English courses
Sports activities promoting a healthy lifestyle
Flexible remote and hybrid work options
Referral program and additional vacation days