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We're looking for a Senior Backend Engineer to join our backend team at Zerion. This team builds and evolves the backend systems at the core of our products and customer-facing solutions. In this role, you'll…
Build and maintain cloud-native .NET Core and React/Angular apps for fintech compliance and payments systems, integrating AI tools and DevSecOps practices.
Build and maintain large-scale data pipelines and datasets for iCloud to power Apple’s apps and services, using distributed systems like Spark and cloud platforms.
Senior SRE designs, scales, and automates high-throughput AWS infrastructure, runs resilient Kubernetes workloads, and strengthens CI/CD and observability for a TV ad-tech platform.
Build and automate cloud-native infrastructure for telecom IoT products using GCP, Kubernetes, and GitLab CI/CD, ensuring 24/7 reliability and SLA compliance.
Lead a team of developers to design, build, and deploy secure, scalable Java microservices using Spring Boot and cloud platforms for JPMorgan Chase’s fintech systems.
Lead cloud infrastructure, CI/CD pipelines, and production support for a fintech firm using AWS, PCF, Jenkins, and Kafka, with on-call rotations.
Design and build scalable data pipelines and lakehouse architectures using Python, Spark, Kafka, and cloud platforms to enable real-time analytics and ML workflows.
Senior ML Engineer at Joom in Lisbon, Portugal, building and optimizing recommendation/search systems and marketing automation using Python, Scala, Spark, Go, and modern LLMs.
Backend engineer at Monzo building core banking services in Go, Cassandra, Kafka, and Kubernetes, collaborating with cross-functional squads to deliver customer-facing features.
Administers NoSQL databases (Cassandra, Elasticsearch, Neo4j, etc.) on Linux and Kubernetes, automating deployments with Ansible and OLAM to build and maintain production clusters.
Build and maintain AWS/GCP infrastructure, CI/CD pipelines, and observability for a scalable AI agent platform serving enterprise clients.
Design and build scalable microservices and APIs, integrating ML/AI algorithms with structured and unstructured data in cloud environments like AWS, GCP, and Azure.
Build and optimize batch and real-time data pipelines, develop ML-driven features, and design scalable data architectures using Python, Spark, Kafka, and Kubernetes.
Build and maintain scalable microservices using .NET/.NET Core and Angular, integrating event-driven architectures with Kafka/RabbitMQ and NoSQL databases like MongoDB/Cassandra.
Build and maintain Java-based microservices using Spring Boot, REST APIs, Docker, and OpenShift while collaborating with React frontend teams.
Lead upstream Apache Cassandra development, authoring CEP designs, reviewing patches, and managing releases while shaping the project’s roadmap and mentoring contributors.
Design and maintain scalable data pipelines and infrastructure using Spark, Kafka, and cloud tools to process large datasets for enterprise clients.
Build and maintain a fintech platform using Java, Kafka, and NoSQL databases; design APIs, optimize performance, and mentor junior developers.
Build and maintain Java/Spring applications and integration services for a high-volume banking environment, focusing on microservices, architecture, and DevOps automation.
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