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Urgent! Backend Engineer Position in Barcelona - Abbott

Backend Engineer



Job description

ABOUT LINGO JOB DESCRIPTION : ABOUT LINGO

Lingo is building a cuttingedge digital health platform that fuses continuous biosensor data, high-performance backend engineering and advanced analytics to help people live healthier longer fuller lives.

Our systems process massive volumes of realtime data and the backend is the heartbeat of the platform.

THE OPPORTUNITY Build and optimize scalable high-performance backend services that power Lingos real-time biosensor platform.

Youll design multi-region services on Kubernetes and service meshes, integrate streaming systems for real-time data, and ensure security and compliance for a regulated digital health environment.

WHAT YOU'LL DO

Design, build, and optimize microservices for IoT-scale data ingestion and real-time analytics

Implement robust APIs and data processing pipelines; apply best practices in REST and event-driven API design in a distributed architecture

Integrate high-throughput messaging / streaming for real-time transport and processing

Design services for multi-region deployments using Kubernetes and service meshes to achieve reliability, security, and traffic control

Ensure security and data protection across backend services; work within HIPAA / GDPR expectations and auditable controls in partnership with Security and Compliance

Collaborate with frontend / mobile DevOps / Platform and Data teams to align backend capabilities with product goals and analytics needs

Contribute to architecture reviews and promote technical excellence and high code quality standards

Measure and improve performance and reliability (latency, throughput, error rates) and support observability, incident response, and capacity planning

REQUIRED QUALIFICATIONS

6 years of backend engineering with a strong focus on distributed systems and microservices

Deep expertise in Java / Spring Boot and / or Kotlin; experience with relational and NoSQL databases

Proven experience with cloud-native architectures, Kubernetes and service mesh technologies in production

Strong knowledge of API design (REST, GraphQL) and event-driven architectures

Familiarity with high-throughput messaging (Kafka, RabbitMQ) and data storage (e.g., Postgres, Cassandra)

Security-first mindset, experience building compliant auditable services in regulated contexts

Effective collaboration skills, ability to lead technical discussions, mentor teammates, and work in agile environments

PREFERRED QUALIFICATIONS

Experience in digital health, IoT, or regulated industries

History of delivering high-availability, low-latency systems in production

Experience with observability (metrics, logs, tracing) and performance tuning at scale

Multi-region reliability patterns, API gateways, and rate limiting

LINGO CULTURE Our Culture Compass guides everything: Customer First, Quality, Growth, Unity.

As a Senior Backend Engineer youll ensure data quality and trust underpin every product decision and customer experience we deliver.

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Required Skill Profession

Informática Y Tecnología



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