At least 5 years of professional experience in Java backend development
Hands-on experience building large-scale, low-latency distributed systems
Strong command of Java 11 or newer
Solid practical knowledge of Java Concurrency and multithreading
Experience with asynchronous programming in Java, including CompletableFuture
Good understanding of algorithms, data structures and performance optimization
Strong knowledge of object-oriented programming and software design principles
Basic understanding of high-load system design and scalability techniques
Basic practical knowledge of Kafka
English at B2 level or higher, enabling effective communication in an international team
Nice-to-have:
Experience with distributed caching
Experience working with SQL and NoSQL databases
Knowledge of AWS or other cloud platforms
Experience with Big Data technologies
Previous experience in adtech, streaming, media, fintech or another high-throughput domain
Avenga is an international engineering firm helping businesses operate with AI at the core. With 6,000+ experts worldwide, we combine engineering expertise with AI-native thinking to turn ambitious ideas into real-world impact across industries, technologies, and markets.
At the core of the role
We are looking for a Senior Java Engineer to join a project for a leading US streaming technology company transforming how people watch television.
You will contribute to a highly scalable, highly available, real-time advertising platform that supports a rapidly growing streaming business. Working with an experienced international engineering team, you will design and develop high-performance backend applications operating at scale.
This role is an excellent match for an engineer who has a strong command of Java, understands concurrency beyond the framework level, and enjoys solving complex performance and scalability challenges.
,[Design, develop and maintain large-scale, highly available, real-time Java applications, Build efficient concurrent and asynchronous processing solutions, Investigate and resolve performance, scalability and reliability challenges, Write clean, maintainable and well-tested production code, Contribute to technical decisions, engineering standards and development best practices, Collaborate with engineers, product specialists and analytics teams on strategic initiatives, Identify technical gaps and operational problems and propose robust solutions, Communicate effectively with both technical and non-technical stakeholders, Take ownership of delivered solutions throughout the development lifecycle] Requirements: Java
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Poland, Warszawa
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TENARAI TECHNOLOGIES SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
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