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Senior real-time streaming backend engineer (madrid)

Madrid
A5 Labs
Publicada el Publicado hace 21 hr horas
Descripción

We are building a next-generation real-time data processing system powering large-scale, high-concurrency applications in the gaming and AI space.

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This role sits at the intersection of:

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You will design and build high-performance Python microservices that process massive streams of data with sub-second latency.

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What You’ll Do

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Design and build high-performance Python microservices for real-time data processing

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Develop and maintain streaming data pipelines using Kafka and stream-processing frameworks

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Architect and scale distributed systems handling high-throughput, low-latency workloads

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Optimize system performance, identify bottlenecks, and ensure reliability in production

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Work closely with Data, AI, and Platform teams to translate complex logic into scalable systems

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Build robust observability systems (monitoring, logging, tracing)

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Drive best practices in code quality, system design, and engineering standard

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What We’re Looking For\nMust-Have Requirements

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8–10+ years of software engineering experience

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Solid experience with real-time / streaming data processing

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Kafka (must)

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Flink / Kafka Streams / similar frameworks

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Strong experience with distributed systems and high-concurrency architectures

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Hands-on experience with

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MongoDB (production-level usage)

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Experience with

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Redis or other caching systems

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Strong system design and problem-solving skills

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Nice to Have

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Experience with

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FastAPI or similar frameworks

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Familiarity with

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AWS / cloud infrastructure

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Experience with

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Docker / Kubernetes

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Background in high-scale consumer (B2C) systems

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Experience in gaming, anti-cheat, or real-time decision systems

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Language

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Python

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Streaming

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Kafka, Flink / Kafka Streams

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Database

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MongoDB, Redis

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What Makes This Role Unique

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Work on real-time systems with sub-second latency requirements

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Solve data streaming challenges at scale

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High ownership: design systems end-to-end, not just components

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Direct impact on core platform performance and reliability

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Fully remote, general team

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Collaborate with engineers across regions and domains

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Inicio > Empleo > Senior Real-time streaming backend engineer (Madrid)

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