Senior Java Developer (Live Streaming)

TL;DR

Senior Java Developer (Java): Designing and developing high-load backend microservices for a global live-streaming platform with an accent on performance optimization and codebase modernization. Focus on transitioning legacy systems to a new technology stack and ensuring system stability under heavy traffic.

Location: Hybrid (Warsaw, Poland) — 4 days in office, 1 day home office

Company

A market-leading live-streaming platform with over 450 million registered users, allowing creators to engage with fans and monetize their talents.

What you will do

• Design and develop high-load backend microservices.
• Maintain the existing codebase and gradually rewrite it using a modern technology stack.
• Optimize code to achieve superior system performance.
• Collaborate with the OPS team to address and resolve production issues.

Requirements

• 4+ years of professional experience as a Java Developer.
• Solid expertise with Java 17-21 and the Spring framework.
• Experience with MySQL, Kafka, and Redis.
• Strong understanding of microservice architecture patterns, REST, and protobuf.
• Hands-on experience with SQL, schema design, and Gitlab CI.
• English: Intermediate+ level required.

Culture & Benefits

• Stock options grant (Silicon Valley company).
• Medical insurance for employees and discounted coverage for relatives.
• Lunch budget, parking, and Multisport card.
• Hybrid work flexibility.
• Vibrant team spirit and a fun office atmosphere.